Mitsui Chemicals, Inc.

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[Owner] Mitsui Chemicals, Inc. 1,036
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IPC Class
G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics 103
C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen 68
C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic 52
C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic 48
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring 42
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1.

METHOD FOR CREATING IMAGE DATA OF DENTAL SHAPED OBJECT, APPARATUS FOR CREATING IMAGE DATA OF DENTAL SHAPED OBJECT, PROGRAM FOR CREATING IMAGE DATA OF DENTAL SHAPED OBJECT, METHOD FOR MANUFACTURING DENTAL SHAPED OBJECT, AND DENTAL SHAPED OBJECT

      
Application Number 18042855
Status Pending
Filing Date 2021-08-18
First Publication Date 2023-09-28
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Okumura, Maho
  • Kato, Naoyuki

Abstract

A method for creating image data of a dental shaped object has steps of: acquiring image data of a dental shaped object having a side-wall portion forming a horseshoe-shaped concave portion; creating image data of a reinforcing member that reinforces the side-wall portion in CAD; and connecting the image data of the dental shaped object and the image data of the reinforcing member.

IPC Classes  ?

  • A61C 13/00 - Dental prostheses; Making same
  • A61C 9/00 - Impression methods specially adapted for dental prosthetics; Impression cups therefor
  • A61C 13/01 - Bases

2.

PHOTOCURABLE COMPOSITION, DENTURE BASE, AND PLATE DENTURE

      
Application Number 18316322
Status Pending
Filing Date 2023-05-12
First Publication Date 2023-09-28
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor Sakamaki, Toshikazu

Abstract

The present invention provides a photocurable composition for use in stereolithography, the photocurable composition including: a (meth)acrylic monomer (X) that is at least one selected from the group consisting of di(meth)acrylic monomers containing, within one molecule, two aromatic rings and two (meth)acryloyloxy groups, and that has a weight average molecular weight of from 400 to 580; a (meth)acrylic monomer (D) that is at least one selected from the group consisting of (meth)acrylic monomers containing, within one molecule, at least one aromatic ring and one (meth)acryloyloxy group, and that has a weight average molecular weight of from 140 to 350; and a photopolymerization initiator.

IPC Classes  ?

  • C08F 222/10 - Esters
  • A61K 6/887 - Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • A61C 13/087 - Artificial resin teeth
  • C08F 2/48 - Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
  • C08F 20/30 - Esters containing oxygen in addition to the carboxy oxygen containing aromatic rings in the alcohol moiety

3.

LAMINATE AND FOOD PACKAGING MATERIAL

      
Application Number 18040854
Status Pending
Filing Date 2021-08-04
First Publication Date 2023-09-21
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor Honma, Shirou

Abstract

A laminate includes a paper substrate, an anchor coat layer disposed at a one-surface side of the paper substrate, and a barrier coat layer disposed at a one-surface side of the anchor coat layer. The paper substrate has a density of 0.72 g/cm3 or more. The barrier coat layer contains a gas barrier polyurethane resin.

IPC Classes  ?

  • D21H 19/82 - Paper comprising more than one coating superposed
  • D21H 27/10 - Packing paper
  • D21H 19/24 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • B65D 65/42 - Applications of coated or impregnated materials

4.

ETHYLENE-BASED POLYMER COMPOSITION AND USE APPLICATIONS THEREOF

      
Application Number 18020730
Status Pending
Filing Date 2021-07-16
First Publication Date 2023-09-21
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Komatsu, Chihiro
  • Nakano, Makoto
  • Fukagawa, Yoshisada
  • Fujimura, Futoshi
  • Yamada, Takahiro
  • Endo, Keisuke

Abstract

An object of the present invention is to obtain an ethylene-based polymer composition useful as a material for shaped articles having a low surface resistivity and a low volume resistivity and exhibiting excellent slidability. The present invention pertains to an ethylene-based polymer composition containing an ethylene-based polymer (A) and a carbon-based filler (C), the ethylene-based polymer composition having a melt flow rate (MFR) in the range of 0.1 to 20 g/10 min as measured in accordance with JIS K7210-1: 2014 at a measurement temperature of 230° C. under a load of 10 kgf.

IPC Classes  ?

5.

IMAGE OUTPUT DEVICE, IMAGE OUTPUT METHOD, IMAGE OUTPUT SYSTEM, AND COMPUTER PROGRAM

      
Application Number 18018645
Status Pending
Filing Date 2021-07-21
First Publication Date 2023-09-21
Owner Mitsui Chemicals, Inc. (Japan)
Inventor
  • Asada, Noriaki
  • Yoshii, Kazuma
  • Matsumura, Shoko

Abstract

There is provided an image output device 10 that includes: a detection unit 101 that detects, as a start trigger for color change processing, acquisition of color change information that is to be used for the color change processing and that is unique to a user who is a target of the color change processing related to color change of visual information to be presented to the user; a color change processing unit 104 that performs, in response to detection of the start trigger by the detection unit 101, the color change processing based on the color change information; and a visual information output unit 105 that outputs, in a format corresponding to a situation of the user, the visual information after color change by the color change processing unit 104.

IPC Classes  ?

  • G09G 5/02 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed

6.

COATING COMPOSITION AND LAMINATE

      
Application Number 18011248
Status Pending
Filing Date 2021-07-05
First Publication Date 2023-09-21
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Miyanaga, Tomoharu
  • Murakami, Tsukasa
  • Fukuda, Kazuyuki
  • Uchida, Takashi
  • Yoshimura, Toshihiro

Abstract

A coating composition includes a polyisocyanate component and a polyol component. The polyisocyanate component includes an aromatic ring-containing isocyanate. The polyol component includes an acrylic polyol. The acrylic polyol is a polymer of a monomer composition containing a hydroxyl group-containing polymerizable monomer and a carboxyl group-containing polymerizable monomer and containing no (meth)acrylonitrile.

IPC Classes  ?

  • C09D 175/06 - Polyurethanes from polyesters
  • B32B 27/36 - Layered products essentially comprising synthetic resin comprising polyesters
  • B32B 27/32 - Layered products essentially comprising synthetic resin comprising polyolefins
  • B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
  • B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties

7.

METHOD OF PRODUCING POLYAMINE COMPOUND AND APPLICATION THEREOF

      
Application Number 17758909
Status Pending
Filing Date 2021-02-05
First Publication Date 2023-09-14
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Murakami, Masakazu
  • Nakano, Shotaro
  • Nakai, Shinnosuke

Abstract

A method of producing a polyamine compound, the method including: a first step of generating a polyurea compound by reacting a thiourethane resin and an amine compound A with each other; and a second step of generating a polyamine compound by reacting the polyurea compound and an amine compound B with each other.

IPC Classes  ?

  • C07C 209/62 - Preparation of compounds containing amino groups bound to a carbon skeleton by cleaving carbon-to-nitrogen, sulfur-to-nitrogen, or phosphorus-to-nitrogen bonds, e.g. hydrolysis of amides, N-dealkylation of amines or quaternary ammonium compounds
  • C07C 273/02 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
  • C07C 263/10 - Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
  • C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
  • C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen

8.

OPTICAL STRUCTURE AND HEAD-UP DISPLAY

      
Application Number 18007053
Status Pending
Filing Date 2021-07-16
First Publication Date 2023-09-07
Owner Mitsui Chemicals, Inc. (Japan)
Inventor
  • Nishimoto, Taizo
  • Asada, Noriaki

Abstract

An optical structure according to an embodiment of the present disclosure comprises: a first film for suppressing ultraviolet rays; and a second film having a transmission spectrum for which the wavelength having the smallest transmission rate is 570-605 nm. The first film is disposed at a position which is closer to a light source than the second film is.

IPC Classes  ?

9.

COMPOSITION, MULTILAYER BODY AND METHOD FOR PRODUCING MULTILAYER BODY

      
Application Number 18043690
Status Pending
Filing Date 2021-09-08
First Publication Date 2023-08-31
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Nakamura, Yuzo
  • Kayaba, Yasuhisa
  • Kamada, Jun

Abstract

A composition includes: a compound (A), having an Si—O bond and a cationic functional group that includes at least one selected from the group consisting of a primary nitrogen atom and a secondary nitrogen atom; a compound (B), having at least three —C(═O)OX groups, wherein X is a hydrogen atom or an alkyl group with a carbon number of from 1 to 6, and from one to six of the —C(═O)OX groups is a —C(═O)OH group; and a compound (C), having a cyclic structure and at least one primary nitrogen atom that is directly bonded to the cyclic structure, the composition having a percentage of the primary and the secondary nitrogen atoms in the compound (A), with respect to a total amount of the primary and the secondary nitrogen atoms in the compound (A) and the primary nitrogen atom in the compound (C), of from 3 mol % to 95 mol %.

IPC Classes  ?

  • H01L 23/00 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details of semiconductor or other solid state devices
  • C08L 83/06 - Polysiloxanes containing silicon bound to oxygen-containing groups
  • C08J 3/24 - Crosslinking, e.g. vulcanising, of macromolecules

10.

INSOLATION CORRECTION METHOD, INSOLATION CORRECTION DEVICE, RECORDING MEDIUM, MODEL, MODEL GENERATING METHOD, AND MODEL PROVIDING METHOD

      
Application Number 18006737
Status Pending
Filing Date 2021-07-26
First Publication Date 2023-08-31
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Maekawa, Shintaro
  • Inatomi, Yuji
  • Shioda, Tsuyoshi

Abstract

Provided are an insolation correction method, an insolation correction device, a recording medium, a model, a model generating method, and a model providing method in which insolation data having a small deviation from an actually measured value can be provided. An insolation correction method includes: acquiring insolation data; acquiring weather data; and correcting the acquired insolation data, on the basis of the acquired weather data.

IPC Classes  ?

  • G01W 1/12 - Sunshine-duration recorders
  • G01W 1/10 - Devices for predicting weather conditions

11.

POLYNUCLEOTIDE, POLYNUCLEOTIDE SET, METHOD FOR DETECTING PORPHYROMONAS GINGIVALIS, METHOD FOR ASSESSING PERIODONTAL DISEASE SUSCEPTIBILITY, PORPHYROMONAS GINGIVALIS DETECTION KIT, AND PERIODONTAL DISEASE SUSCEPTIBILITY ASSESSMENT KIT

      
Application Number 18007114
Status Pending
Filing Date 2021-07-27
First Publication Date 2023-08-24
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor Matoishi, Kaori

Abstract

A polynucleotide of any one of the following: (1a) a polynucleotide including a base sequence of not less than 15 consecutive bases in base sequence A of any one of SEQ ID NO:1 to SEQ ID NO:9; (1b) a polynucleotide that hybridizes with a polynucleotide including the base sequence complementary to base sequence A, under stringent conditions: (1c) a polynucleotide including a base sequence having a sequence identity of not less than 80% to base sequence A; or (1d) a polynucleotide including a base sequence that is the same as base sequence A except that one or several bases are deleted, substituted, inserted, and/or added.

IPC Classes  ?

  • C12Q 1/689 - Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for detection or identification of organisms for bacteria
  • C12Q 1/6883 - Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for diseases caused by alterations of genetic material

12.

HEADACHE CAUSE DETERMINATION SYSTEM, HEADACHE CAUSE DETERMINATION METHOD, PROGRAM, AND DATA STRUCTURE

      
Application Number 18005196
Status Pending
Filing Date 2021-07-15
First Publication Date 2023-08-24
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kobayashi, Seiichi
  • Takeuchi, Yoshito

Abstract

A headache cause determination system includes a computer. The computer includes a CPU, a storage unit, and a determination unit executed by the CPU. The storage unit is configured to store data that enables a determination as to whether or not there is a possibility that a cause of the migraine symptom of the user is a light-based cause, based on question information regarding the migraine symptom of the user and response information regarding the user's response to the question information. The determination unit is configured to determine whether or not there is a possibility that a cause of the migraine symptom of the user is a light-based cause, based on the response information regarding the user's response to the question information and based on the data stored in the storage unit, and to output a result of the determination.

IPC Classes  ?

  • G16H 10/20 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for electronic clinical trials or questionnaires
  • G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
  • G16H 10/65 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records stored on portable record carriers, e.g. on smartcards, RFID tags or CD
  • G16H 20/00 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
  • G16H 50/70 - ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for mining of medical data, e.g. analysing previous cases of other patients

13.

ADENOCARCINOMA DETECTION METHOD, AND EXAMINATION KIT

      
Application Number 18002344
Status Pending
Filing Date 2021-06-22
First Publication Date 2023-08-03
Owner
  • MITSUI CHEMICALS, INC. (Japan)
  • OSAKA UNIVERSITY (Japan)
  • UNIVERSITY OF MIYAZAKI (Japan)
Inventor
  • Ishikawa, Komako
  • Amano, Koh
  • Takao, Toshifumi
  • Okumura, Nobuaki
  • Takei, Toshiki
  • Nakazato, Masamitsu
  • Tsubouchi, Hironobu

Abstract

An adenocarcinoma detection method based on a protein fragment of WFDC2 protein in a sample originating from a subject, the method comprising determining a presence of adenocarcinoma by comparing a first determination value and a threshold value set in advance, the first determination value being a value derived by dividing a first fragment quantity, which is a quantity of a protein fragment having an amino acid sequence of SEQ ID NO: 1 in the sample as determined by an ELISA method, by a reference quantity defined by a total quantity of WFDC2 protein or a creatinine concentration in the sample as determined by an ELISA method.

IPC Classes  ?

  • G01N 33/574 - Immunoassay; Biospecific binding assay; Materials therefor for cancer
  • G01N 33/70 - Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving creatine or creatinine

14.

PELLICLE, EXPOSURE ORIGINAL PLATE, EXPOSURE DEVICE, METHOD OF MANUFACTURING PELLICLE, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

      
Application Number 18003560
Status Pending
Filing Date 2021-08-03
First Publication Date 2023-08-03
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Ono, Yousuke
  • Okubo, Atsushi
  • Kohmura, Kazuo

Abstract

A pellicle including: a pellicle film including a carbon-based film having a carbon content rate of 40 mass % or more; a support frame that supports the pellicle film; and an adhesive layer containing an adhesive, the pellicle having the total amount of aqueous outgas of 5.0×10−4 Pa·L/sec or less in an atmosphere of 23° C. and 1×10−3 Pa or less.

IPC Classes  ?

  • G03F 1/64 - Pellicles or pellicle assemblies, e.g. having membrane on support frame; Preparation thereof characterised by the frames, e.g. structure or material thereof
  • G03F 7/00 - Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printed surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
  • H01L 21/027 - Making masks on semiconductor bodies for further photolithographic processing, not provided for in group or

15.

PHOTOCURABLE COMPOSITION, THREE-DIMENSIONAL MODELING PRODUCT, AND DENTAL PRODUCT

      
Application Number 18004185
Status Pending
Filing Date 2021-07-06
First Publication Date 2023-08-03
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Hayashi, Takaaki
  • Sakamaki, Toshikazu
  • Kimura, Mai
  • Murai, Hiroki
  • Endo, Suguru
  • Kobayashi, Eiji

Abstract

A photocurable composition, wherein: in a case in which a rectangular sheet-like test piece P1 is produced by photomodeling under conditions in which the photocurable composition is irradiated with visible light having a wavelength of 405 nm at an irradiation dose of 11 mJ/cm2 to form a cured layer P1 with a thickness of 50 μm, the cured layer P1 is stacked in a thickness direction thereof to form the rectangular sheet-like modeling product P1 with a length of 40 mm, a width of 10 mm, and a thickness of 0.5 mm, and the modeling product P1 is irradiated with ultraviolet rays having a wavelength of 365 nm at an irradiation dose of 3 J/cm2 to produce the test piece P1, the storage modulus at 135° C. of the test piece P1 is 3.0×108 Pa or more.

IPC Classes  ?

  • C09D 135/02 - Homopolymers or copolymers of esters
  • C08F 222/10 - Esters
  • C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
  • C09D 7/63 - Additives non-macromolecular organic
  • A61C 13/34 - Making or working of models, e.g. preliminary castings, trial dentures; Dowel pins
  • B33Y 70/00 - Materials specially adapted for additive manufacturing

16.

POLYMERIZATION INITIATOR, KIT FOR PREPARING CURABLE COMPOSITION, CURABLE COMPOSITION, CURED PRODUCT, AND DENTAL MATERIAL

      
Application Number 18004982
Status Pending
Filing Date 2021-07-09
First Publication Date 2023-08-03
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor Takahashi, Issei

Abstract

A polymerization initiator includes a transition metal compound, a nitrogen-containing compound, and a sulfonyl group-containing compound.

IPC Classes  ?

  • C08F 2/44 - Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
  • A61K 6/79 - Initiators
  • A61K 6/887 - Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • C08F 20/10 - Esters

17.

DENTAL ADHESIVE COMPOSITION AND DENTAL MATERIAL

      
Application Number 18004229
Status Pending
Filing Date 2021-07-09
First Publication Date 2023-08-03
Owner MITSUI CHEMICAIS, INC. (Japan)
Inventor Kakinuma, Naoyuki

Abstract

A dental adhesive composition containing: a (meth)acrylate compound (1) having an acidic group; and at least one polymerizable compound (2) selected from the group consisting of a cyclopolymerizable compound (2a) and a polymerizable compound (2b) having a cyclic structure and one polymerizable group.

IPC Classes  ?

  • A61K 6/30 - Compositions for temporarily or permanently fixing teeth or palates, e.g. primers for dental adhesives
  • A61K 6/79 - Initiators
  • A61K 6/891 - Compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds

18.

mecA GENE AMPLIFICATION PRIMER PAIR, mecA GENE DETECTION KIT AND mecA GENE DETECTION METHOD

      
Application Number 18053785
Status Pending
Filing Date 2022-11-09
First Publication Date 2023-08-03
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Amano, Koh
  • Endo, Ayako
  • Yanai, Hisaaki
  • Tsuji, Kentaro
  • Morishige, Takashi

Abstract

Provided is a primer pair of primers for methicillin-resistant gene detection for the purpose of achieving highly sensitive methicillin-resistant gene detection. Said primer pair comprises a combination of SEQ ID NO: 3 and SEQ ID NO: 7, a combination of SEQ ID NO: 2 and SEQ ID NO: 9, a combination of SEQ ID NO: 1 and SEQ ID NO: 8, a combination of SEQ ID NO: 1 and SEQ ID NO: 9, a combination of SEQ ID NO: 4 and SEQ ID NO: 11, a combination of SEQ ID NO: 5 and SEQ ID NO: 12, a combination of SEQ ID NO: 6 and SEQ ID NO: 10, or a combination of SEQ ID NO: 6 and SEQ ID NO: 12.

IPC Classes  ?

  • C12Q 1/686 - Polymerase chain reaction [PCR]
  • C12Q 1/689 - Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for detection or identification of organisms for bacteria

19.

POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIAL AND PHOTOCHROMIC LENS

      
Application Number 18000956
Status Pending
Filing Date 2021-08-30
First Publication Date 2023-07-20
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kadowaki, Shinichiro
  • Kawato, Nobuo

Abstract

A polymerizable composition for an optical material according to the present invention includes a photochromic composition (A), and a polymerizable composition (B) including a bi- or higher functional iso(thio)cyanate compound and a bi- or higher functional active hydrogen compound, in which the photochromic composition (A) is a composition including at least three types of photochromic compounds (i) to (iii), the photochromic compound (i) has a structure including a chromophore a and a monovalent or a divalent organic group including one or more types of a polysiloxane chain or a polyoxyalkylene chain, the photochromic compound (ii) has the chromophore a (which is not the photochromic compound (i)), and the photochromic compound (iii) has a chromophore b different from the chromophore a.

IPC Classes  ?

  • G02B 5/23 - Photochromic filters
  • G02C 7/10 - Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
  • C08G 18/83 - Chemically modified polymers

20.

COMPOSITE NONWOVEN FABRIC AND METHOD OF PRODUCING THE SAME

      
Application Number 18000420
Status Pending
Filing Date 2021-07-05
First Publication Date 2023-07-13
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Fushimi, Mayu
  • Ichikawa, Taro

Abstract

Provided is a composite nonwoven fabric including: a silk region that contains crimped silk fibers as a main component; and a synthetic fiber nonwoven fabric region that contains polyolefin resin-containing synthetic fibers as a main component.

IPC Classes  ?

  • D04H 1/4382 - Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
  • D04H 1/4266 - Natural fibres not provided for in group  
  • D04H 1/498 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres entanglement of layered webs
  • D04H 1/4291 - Olefin series
  • D04H 1/559 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving the fibres being within layered webs 

21.

METHOD FOR PRODUCING CYCLIC OLEFIN COMPOUND

      
Application Number 18000534
Status Pending
Filing Date 2021-06-10
First Publication Date 2023-07-13
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Makio, Haruyuki
  • Yano, Takaaki
  • Matsuura, Akira

Abstract

Provided is a method for producing a cyclic olefin compound, including a step of producing a cyclic olefin compound by acting a divalent nickel complex represented by General Formula (1) to decarbonylate and decarboxylate an alicyclic dicarboxylic acid anhydride, in which the divalent nickel complex includes at least one specific anionic ligand Y. Provided is a method for producing a cyclic olefin compound, including a step of producing a cyclic olefin compound by acting a divalent nickel complex represented by General Formula (1) to decarbonylate and decarboxylate an alicyclic dicarboxylic acid anhydride, in which the divalent nickel complex includes at least one specific anionic ligand Y. Ni(Y)m(L)n  (1) (here, Ni is divalent nickel, Y is an anionic monodentate or polydentate ligand and has at least one Ni-E covalent bond, E is a heteroatom or a π-bonding group, m is 1 or 2, L is a neutral ligand, and n is a real number of 0 to 6)

IPC Classes  ?

  • C07C 1/32 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from compounds containing hetero atoms other than, or in addition to, oxygen or halogen
  • B01J 31/24 - Phosphines

22.

METAL MEMBER, METAL-RESIN COMPOSITE, AND METHOD FOR MANUFACTURING METAL MEMBER

      
Application Number 17926594
Status Pending
Filing Date 2021-07-21
First Publication Date 2023-06-29
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Shimazaki, Junya
  • Sumita, Daiki

Abstract

A metal member has a region in which a dendritic layer is formed on a surface. The region has an arithmetic average roughness Ra of 20.0 μm or less.

IPC Classes  ?

  • C23F 1/20 - Acidic compositions for etching aluminium or alloys thereof

23.

Xylylene diisocyanate composition, polymerizable composition for optical material, resin, molded article, optical element, and lens

      
Application Number 17999678
Grant Number 11753367
Status In Force
Filing Date 2022-03-09
First Publication Date 2023-06-29
Grant Date 2023-09-12
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Takaguchi, Masayuki
  • Kawaguchi, Masaru

Abstract

A xylylene diisocyanate, a compound represented by the following chemical formula (1), and a compound represented by the following chemical formula (2) are contained in a xylylene diisocyanate composition.

IPC Classes  ?

  • C07C 265/14 - Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
  • C07C 265/08 - Derivatives of isocyanic acid having isocyanate groups bound to acyclic carbon atoms of an unsaturated carbon skeleton the carbon skeleton containing rings
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
  • C08G 18/71 - Monoisocyanates or monoisothiocyanates
  • C08G 18/20 - Heterocyclic amines; Salts thereof
  • C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
  • C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic

24.

ANISOTROPIC CONDUCTIVE SHEET, METHOD FOR MANUFACTURING ANISOTROPIC CONDUCTIVE SHEET, ELECTRIC INSPECTION DEVICE, AND ELECTRIC INSPECTION METHOD

      
Application Number 17923638
Status Pending
Filing Date 2021-05-26
First Publication Date 2023-06-29
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Nishiura, Katsunori
  • Yamada, Daisuke

Abstract

This anisotropic conductive sheet includes: an insulating layer having a first surface and a second surface; and a plurality of conductive paths which are disposed so as to extend in the thickness direction inside the insulating layer and which are respectively exposed to the outside of the first surface and the second surface. The circumferential surface of the conductive paths includes a region where the surface area ratio represented by equation (1) is at least 1.04. Equation (1): surface area ratio = surface area / area

IPC Classes  ?

  • H05K 1/11 - Printed elements for providing electric connections to or between printed circuits
  • G01R 1/04 - Housings; Supporting members; Arrangements of terminals
  • H05K 3/36 - Assembling printed circuits with other printed circuits
  • H05K 3/40 - Forming printed elements for providing electric connections to or between printed circuits

25.

LAMINATE

      
Application Number 17928482
Status Pending
Filing Date 2021-07-13
First Publication Date 2023-06-29
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kusumoto, Masaya
  • Nakahara, Shoma
  • Tamura, Takuya

Abstract

The present invention provides a laminate having an adhesive layer excellent in low-temperature adhesiveness, water resistance, and hot water resistance. The laminate includes: a substrate; and an adhesive layer laminated on at least one surface of the substrate, in which the adhesive layer is obtained by drying a coated product of an aqueous dispersion containing water and a resin (X), and the resin (X) contains two or more kinds of ethylene-unsaturated carboxylic acid copolymers (a) each having a different content of a structural unit derived from an unsaturated carboxylic acid.

IPC Classes  ?

26.

CRYSTALLINE POLYAMIDE RESIN, RESIN COMPOSITION, AND MOLDED ARTICLE

      
Application Number 18000195
Status Pending
Filing Date 2021-07-05
First Publication Date 2023-06-29
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Nishino, Kohei
  • Kosaka, Toshitaka
  • Washio, Isao

Abstract

Provided is a crystalline polyamide resin that can exhibit a high mechanical strength and electrical resistance in high temperature regions (in the neighborhood of 150° C.). This polyamide resin has the following: a dicarboxylic acid-derived component unit (a) that includes a component unit (a1) derived from terephthalic acid, naphthalenedicarboxylic acid, or cyclohexanedicarboxylic acid, at more than 20 mol % and up to and including 100 mol % with reference to the total number of moles of the dicarboxylic acid-derived component unit (a); and a diamine-derived component unit (b) that contains a component unit (b1) deriving from alkylenediamine having 4-18 carbon atoms and a component unit (b2) deriving from diamine given by formula (1). Provided is a crystalline polyamide resin that can exhibit a high mechanical strength and electrical resistance in high temperature regions (in the neighborhood of 150° C.). This polyamide resin has the following: a dicarboxylic acid-derived component unit (a) that includes a component unit (a1) derived from terephthalic acid, naphthalenedicarboxylic acid, or cyclohexanedicarboxylic acid, at more than 20 mol % and up to and including 100 mol % with reference to the total number of moles of the dicarboxylic acid-derived component unit (a); and a diamine-derived component unit (b) that contains a component unit (b1) deriving from alkylenediamine having 4-18 carbon atoms and a component unit (b2) deriving from diamine given by formula (1). (in formula (1), n and the two m's are each independently 0 or 1, and —X— is a single bond or a divalent group selected from the group consisting of —O—, —S—, —SO2—, —CO—, and —CH2—)

IPC Classes  ?

  • C08G 69/26 - Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
  • B29C 48/00 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
  • B29C 48/40 - Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws, e.g. twin screw extruders

27.

SELF-ADHESIVE SHEET

      
Application Number 17910069
Status Pending
Filing Date 2021-03-18
First Publication Date 2023-06-22
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Nishikawa, Shigeo
  • Tahara, Syuji
  • Shinada, Tsunetoshi
  • Ueda, Takeshi

Abstract

Provided is a self-adhesive sheet including a 4-methyl-1-pentene-based polymer. In the self-adhesive sheet, it is preferable that at least one or more temperatures showing a local maximum value of a loss tangent (tan δ) , which is obtained by dynamic viscoelasticity measurement under conditions of a temperature rising rate of 4° C./min, a frequency of 1.59 Hz, and a strain amount of 0.1%, are present in a range of 10° C. or higher and 100° C. or lower, the local maximum value of the loss tangent is 0.5 or more and 3.5 or less, an arithmetic average roughness Ra on one surface of the self-adhesive sheet is in a range of 0.01 to 10 µm, and a ten-point average roughness Rz is in a range of 0.1 to 50 µm.

IPC Classes  ?

  • C09J 7/38 - Pressure-sensitive adhesives [PSA]
  • C09J 7/10 - Adhesives in the form of films or foils without carriers
  • B65D 77/20 - Container closures formed after filling by applying separate lids or covers

28.

PELLICLE FILM FOR PHOTOLITHOGRAPHY, PELLICLE, PHOTOLITHOGRAPHY MASK, PHOTOLITHOGRAPHY SYSTEM, AND METHOD OF PRODUCING PELLICLE FILM FOR PHOTOLITHOGRAPHY

      
Application Number 17996098
Status Pending
Filing Date 2021-04-02
First Publication Date 2023-06-22
Owner
  • MITSUI CHEMICALS, INC. (Japan)
  • NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY (Japan)
Inventor
  • Ono, Yousuke
  • Ishikawa, Hisako
  • Ogawa, Ryohei
  • Okubo, Atsushi
  • Kohmura, Kazuo
  • Sekiguchi, Atsuko
  • Kato, Yuichi
  • Yamada, Takeo
  • Zhou, Ying

Abstract

A pellicle film for photolithography including a carbon nanotube film, in which the carbon nanotube film contains carbon nanotubes; the carbon nanotube film transmits 80% or more of EUV light at a wavelength of 13.5 nm; the carbon nanotube film has a thickness from 1 nm to 50 nm; the carbon nanotube film is deposited on a silicon substrate, in which the 3σ of the reflectance is 15% or less when the reflectance of the deposited carbon nanotube film is measured using a reflectance spectrophotometer-based film thickness meter under the following conditions: the diameter of measurement spots, 20 μm; the reference measurement wavelength, 285 nm; the number of measurement spots, 121 spots; the distance between the centers of adjacent measurement spots, 40 μm.

IPC Classes  ?

  • G03F 1/62 - Pellicles or pellicle assemblies, e.g. having membrane on support frame; Preparation thereof

29.

DENTURE BASE AND METHOD OF MANUFACTURING SAME, ARTIFICIAL TOOTH AND METHOD OF MANUFACTURING SAME, AND DENTURE AND METHOD OF MANUFACTURING SAME

      
Application Number 18168075
Status Pending
Filing Date 2023-02-13
First Publication Date 2023-06-22
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Okumura, Maho
  • Koiso, Ayumi

Abstract

Provided is a denture base that includes a base portion; a socket that is demarcated by a step portion from a gingival area of the base portion and to which an artificial tooth is to be attached; and interdental papilla areas of the gingival area, which are positioned at both ends of the socket along a tooth row, wherein, in a state in which the socket is facing upward, a basal surface of the socket has a ridge-shaped socket apex portion configured by a surface that is convex overall, a peripheral area of the basal surface is in mutually continuous abutment with the step portion, and the socket apex portion is positioned at substantially the same height as, or higher than, apex portions of the interdental papilla areas that are seen from a labial side in a state in which the artificial tooth is attached to the socket.

IPC Classes  ?

  • A61C 13/01 - Bases
  • A61C 13/08 - Artificial teeth; Making same
  • A61C 13/10 - Fastening of artificial teeth to artificial base material, e.g. to palates or to adjacent artificial tooth

30.

MATERIAL FOR FORMING UNDERLAYER FILM, RESIST UNDERLAYER FILM, METHOD OF PRODUCING RESIST UNDERLAYER FILM, AND LAMINATE

      
Application Number 18168261
Status Pending
Filing Date 2023-02-13
First Publication Date 2023-06-15
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Inoue, Koji
  • Oda, Takashi
  • Kawashima, Keisuke

Abstract

A material for forming an underlayer film according to the present invention is a material for forming an underlayer film which is used to form a resist underlayer film used in a multi-layer resist process, the material including a cyclic olefin polymer which has a repeating structural unit [A] represented by Formula (1) and a repeating structural unit [B] represented by Formula (2), in which a molar ratio [A]/[B] of the structural unit [A] to the structural unit [B] in the cyclic olefin polymer is greater than or equal to 5/95 and less than or equal to 95/5. A material for forming an underlayer film according to the present invention is a material for forming an underlayer film which is used to form a resist underlayer film used in a multi-layer resist process, the material including a cyclic olefin polymer which has a repeating structural unit [A] represented by Formula (1) and a repeating structural unit [B] represented by Formula (2), in which a molar ratio [A]/[B] of the structural unit [A] to the structural unit [B] in the cyclic olefin polymer is greater than or equal to 5/95 and less than or equal to 95/5.

IPC Classes  ?

  • G03F 7/11 - Photosensitive materials - characterised by structural details, e.g. supports, auxiliary layers having cover layers or intermediate layers, e.g. subbing layers
  • C08G 61/08 - Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms prepared by ring-opening of carbocyclic compounds of carbocyclic compounds containing one or more carbon-to-carbon double bonds in the ring
  • C09D 165/00 - Coating compositions based on macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Coating compositions based on derivatives of such polymers
  • G03F 7/09 - Photosensitive materials - characterised by structural details, e.g. supports, auxiliary layers
  • G03F 7/16 - Coating processes; Apparatus therefor

31.

METAL-RESIN COMPLEX, COOLING DEVICE, METHOD FOR MANUFACTURING METAL-RESIN COMPLEX, AND SAFETY VALVE STRUCTURE

      
Application Number 17922753
Status Pending
Filing Date 2021-06-08
First Publication Date 2023-06-01
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kuriyagawa, Mizue
  • Kimura, Kazuki

Abstract

A metal-resin complex, comprising a space surrounded by a metal component and a resin component, the resin component comprising at least one fragile portion.

IPC Classes  ?

  • F28F 21/08 - Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
  • F16K 51/00 - Other details not peculiar to particular types of valves or cut-off apparatus

32.

XYLYLENE DIISOCYANATE-CONTAINING CONTAINER, METHOD FOR STORING XYLYLENE DIISOCYANATE, AND METHOD FOR TRANSPORTING XYLYLENE DIISOCYANATE

      
Application Number 17995491
Status Pending
Filing Date 2021-06-14
First Publication Date 2023-06-01
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kawaguchi, Masaru
  • Sato, Yasuaki
  • Shirai, Mai

Abstract

In a xylylene diisocyanate-containing container including a xylylene diisocyanate and a container accommodating the xylylene diisocyanate, a resin layer is provided on an inner surface of a container.

IPC Classes  ?

  • B65D 6/10 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor with walls comprising multiple panels in spaced face-to-face relationship, e.g. double walls
  • C07C 265/14 - Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
  • B65D 25/14 - Linings or internal coatings
  • C09D 163/00 - Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins

33.

THREE-DIMENSIONAL MODELING APPARATUS, CONTROL APPARATUS, AND METHOD FOR MANUFACTURING MODELED OBJECT

      
Application Number 18152441
Status Pending
Filing Date 2023-01-10
First Publication Date 2023-05-25
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Shiode, Hirohisa
  • Yamanaka, Hiroshi

Abstract

A three-dimensional modeling apparatus includes a container, a carrier, and a blower unit. The container accommodates a curable composition. The carrier is configured to face an inner surface of the container and to have a variable distance with respect to the inner surface. The blower unit performs blowing between the carrier and the container. Further, in a case where the curable composition is cured in the container, the modeled object and the support portion, which connects the carrier and the modeled object, are formed. A wind from the blower unit is at least temporarily output toward at least one of the modeled object and the support portion.

IPC Classes  ?

  • B29C 64/364 - Conditioning of environment
  • B33Y 10/00 - Processes of additive manufacturing
  • B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
  • B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
  • B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
  • B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
  • B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
  • B29C 64/40 - Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof

34.

CYCLIC OLEFIN-BASED COPOLYMER, CYCLIC OLEFIN-BASED COPOLYMER COMPOSITION, MOLDED ARTICLE, AND MEDICAL CONTAINER

      
Application Number 18157892
Status Pending
Filing Date 2023-01-23
First Publication Date 2023-05-25
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Wasa, Hideki
  • Saito, Haruka
  • Moorthi, Sunil Krzysztof
  • Fujimura, Futoshi
  • Okamoto, Masahiko
  • Oniki, Emi
  • Kizu, Kouichi
  • He, Jiacheng

Abstract

Described is a cyclic olefin-based copolymer has a constitutional unit (A) derived from an α-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aromatic ring, and a constitutional unit (C) derived from a cyclic olefin having an aromatic ring. Also described is a medical container containing a cyclic olefin-based copolymer having a constitutional unit (A) derived from an α-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aromatic ring, and a constitutional unit (C) derived from a cyclic olefin having an aromatic ring.

IPC Classes  ?

  • C08F 232/00 - Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system
  • A61J 1/05 - Containers specially adapted for medical or pharmaceutical purposes for collecting, storing or administering blood, plasma or medical fluids
  • B65D 65/38 - Packaging materials of special type or form
  • B65D 85/00 - Containers, packaging elements or packages, specially adapted for particular articles or materials
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

35.

Multilayer Structure, Method for Producing Same, Sheet for Preventing Diffusion of Hazardous Substances, Landfill Geomembrane, and Multilayer Pipe

      
Application Number 17921013
Status Pending
Filing Date 2021-04-13
First Publication Date 2023-05-25
Owner
  • KURARAY CO., LTD. (Japan)
  • MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Hata, Kazuhira
  • Oshita, Tatsuya
  • Shiga, Ryohei

Abstract

Provided are: a multilayer structure having a strong initial interlayer adhesive force, with a decrease of the interlayer adhesive force being prevented even in a case of use in a harsh environment such as exposure to hot water, an acid, or an alkali for a long period of time; a method for producing such a multilayer structure; and a sheet for preventing diffusion of hazardous substances, a landfill geomembrane, and a multilayer pipe, each including such a multilayer structure. A multilayer structure includes: one or a plurality of layer (A) constituted from a resin composition (A) containing an ethylene-vinyl alcohol copolymer (a) as a principal component; and one or a plurality of layer (B) constituted from a resin composition (B) containing a modified polyolefin (b) which has a basic nitrogen-containing group, wherein the ethylene-vinyl alcohol copolymer (a) has at least one of a carboxy group and a lactone ring, and a total amount of the carboxy group and the lactone ring with respect to a total amount of an ethylene unit, a vinyl alcohol unit, and a vinyl ester unit of the ethylene-vinyl alcohol copolymer (a) is 0.08 mol% or more and 0.4 mol% or less.

IPC Classes  ?

  • B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
  • B32B 27/30 - Layered products essentially comprising synthetic resin comprising acrylic resin
  • B32B 27/32 - Layered products essentially comprising synthetic resin comprising polyolefins
  • B32B 7/02 - Physical, chemical or physicochemical properties
  • B32B 1/08 - Tubular products

36.

INGREDIENT FOR SECONDARY CELL SEPARATOR COATING MATERIAL, SECONDARY CELL SEPARATOR COATING MATERIAL, SECONDARY CELL SEPARATOR, METHOD FOR PRODUCING SECONDARY CELL SEPARATOR, AND SECONDARY CELL

      
Application Number 17918783
Status Pending
Filing Date 2021-04-09
First Publication Date 2023-05-11
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Tomita, Yoshihiko
  • Matsumoto, Tsuyoshi
  • Kagawa, Yasuyuki
  • Yoshimura, Toshihiro

Abstract

In an ingredient for a secondary cell separator coating material including a water-soluble polymer having a repeating unit derived from methacrylamide and a repeating unit derived from a carboxy group-containing vinyl monomer, a content ratio of the repeating unit derived from the methacrylamide is 60% by mass or more and 97% by mass or less, and a content ratio of the repeating unit derived from the carboxy group-containing vinyl monomer is 3% by mass or more and 40% by mass or less with respect to the total amount of the water-soluble polymer; a weight average molecular weight of the water-soluble polymer is 20000 or more and 200000 or less; and a glass transition temperature of the water-soluble polymer is 200° C. or more.

IPC Classes  ?

  • H01M 50/42 - Acrylic resins
  • H01M 50/431 - Inorganic material
  • H01M 50/449 - Separators, membranes or diaphragms characterised by the material having a layered structure

37.

MEMBER FOR ELECTRIC CONDUCTION, METHOD FOR MANUFACTURING MEMBER FOR ELECTRIC CONDUCTION, POWER CONVERSION DEVICE, MOTOR, SECONDARY BATTERY MODULE, AND SECONDARY BATTERY PACK

      
Application Number 17795743
Status Pending
Filing Date 2021-01-29
First Publication Date 2023-05-11
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kimura, Kazuki
  • Torii, Tomoki
  • Tominaga, Takahiro
  • Morimoto, Kai
  • Nakajima, Shinji
  • Washio, Isao
  • Shimbori, Nobuyoshi
  • Shimazaki, Junya
  • Zhang, Jingjun
  • Amano, Akinori
  • Doi, Haruka

Abstract

A member for electric conduction, comprising a metal member and a resin member that is joined to at least a part of a surface of the metal member, the metal member having a roughness index, which is obtained by dividing a true surface area (m2) measured by a krypton adsorption method by a geometric surface area (m2), of 4.0 or more.

IPC Classes  ?

  • H01B 3/30 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
  • H01M 50/522 - Inorganic material
  • H01M 50/524 - Organic material
  • H01B 3/44 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
  • H01B 1/02 - Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
  • H01B 13/00 - Apparatus or processes specially adapted for manufacturing conductors or cables
  • H01B 13/06 - Insulating conductors or cables
  • H02K 3/50 - Fastening of winding heads, equalising connectors, or connections thereto
  • C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids

38.

LITHIUM SECONDARY BATTERY

      
Application Number 17913570
Status Pending
Filing Date 2021-03-18
First Publication Date 2023-05-11
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Sugawara, Kei
  • Nogi, Hidenobu
  • Nagakawa, Keita

Abstract

A lithium secondary battery includes: a positive electrode that includes a positive electrode active material including a compound represented by the following Formula (X) and a binder including a polyvinylidene fluoride having a weight average molecular weight of from 300,000 to 950,000; a negative electrode; and a non-aqueous electrolytic solution that includes at least one of lithium difluorophosphate or lithium monofluorophosphate. In Formula (X), each of a, b, and c is independently more than 0 but less than 1.00, and the sum of a, b, and c is from 0.99 to 1.00. A lithium secondary battery includes: a positive electrode that includes a positive electrode active material including a compound represented by the following Formula (X) and a binder including a polyvinylidene fluoride having a weight average molecular weight of from 300,000 to 950,000; a negative electrode; and a non-aqueous electrolytic solution that includes at least one of lithium difluorophosphate or lithium monofluorophosphate. In Formula (X), each of a, b, and c is independently more than 0 but less than 1.00, and the sum of a, b, and c is from 0.99 to 1.00. LiNiaMnbCocO2  (X)

IPC Classes  ?

  • H01M 10/0569 - Liquid materials characterised by the solvents
  • H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
  • H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
  • H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
  • H01M 4/583 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx
  • H01M 10/052 - Li-accumulators
  • H01M 10/0568 - Liquid materials characterised by the solutes
  • H01M 4/04 - Processes of manufacture in general

39.

INGREDIENT FOR SECONDARY CELL SEPARATOR COATING MATERIAL, SECONDARY CELL SEPARATOR COATING MATERIAL, SECONDARY CELL SEPARATOR, METHOD FOR PRODUCING SECONDARY CELL SEPARATOR, AND SECONDARY CELL

      
Application Number 17918784
Status Pending
Filing Date 2021-04-09
First Publication Date 2023-05-11
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Tomita, Yoshihiko
  • Matsumoto, Tsuyoshi
  • Kagawa, Yasuyuki
  • Yoshimura, Toshihiro

Abstract

In an ingredient for a secondary cell separator coating material including a core shell particle including a core layer containing a first polymer and a shell layer covering the first polymer and including a second polymer, the first polymer has a repeating unit derived from alkyl (meth)acrylate; the second polymer has a repeating unit derived from (meth)acrylamide of 40 to 97% by mass, and a repeating unit derived from a carboxy group-containing vinyl monomer of 3 to 60% by mass; and a ratio of the second polymer to the first polymer is 4 to 250.

IPC Classes  ?

  • H01M 50/451 - Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
  • H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
  • H01M 50/42 - Acrylic resins
  • H01M 50/423 - Polyamide resins
  • H01M 50/491 - Porosity

40.

PHOTOCURABLE COMPOSITION, CURED PRODUCT, AND DENTAL PRODUCT

      
Application Number 17912098
Status Pending
Filing Date 2021-03-22
First Publication Date 2023-05-04
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Sakamaki, Toshikazu
  • Kimura, Mai
  • Murai, Hiroki
  • Hayashi, Takaaki
  • Endo, Suguru

Abstract

A photocurable composition includes a photopolymerizable component and a photopolymerization initiator. When a test piece with a length of 39 mm, a width of 8 mm, and a thickness of 4 mm, is produced by photofabrication under conditions in which the photocurable composition is irradiated with visible light having a wavelength of 405 nm at an irradiation dose of 12 mJ/cm2 to form a cured layer with a thickness of 100 µm, the cured layer is stacked in a thickness direction thereof to form a rectangular fabrication product with a length of 39 mm, a width of 8 mm, and a thickness of 4 mm, and the fabrication product is irradiated with ultraviolet rays having a wavelength of 365 nm at an irradiation dose of 10 J/cm2 to produce the test piece, a total fracture work of the test piece measured in compliance with ISO20795-1:2008 is 1100 J/m2 or more.

IPC Classes  ?

  • C08F 2/50 - Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
  • C08F 220/20 - Esters of polyhydric alcohols or phenols
  • C08F 222/10 - Esters
  • C08F 220/30 - Esters containing oxygen in addition to the carboxy oxygen containing aromatic rings in the alcohol moiety
  • C08F 220/18 - Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
  • C08K 5/5397 - Phosphine oxides
  • A61C 13/00 - Dental prostheses; Making same
  • A61K 6/62 - Photochemical radical initiators
  • A61K 6/887 - Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds

41.

PHOTOCURABLE COMPOSITION, THREE-DIMENSIONAL MODELING PRODUCT, AND DENTAL PRODUCT

      
Application Number 17908260
Status Pending
Filing Date 2021-03-26
First Publication Date 2023-04-27
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kimura, Mai
  • Sakamaki, Toshikazu

Abstract

A photocurable composition includes a photopolymerizable component and a photopolymerization initiator. In a case in which a rectangular sheet-like test piece is produced by photomodeling under conditions in which the photocurable composition is irradiated with visible light having a wavelength of 405 nm at an irradiation dose of 12 mJ/cm2 to form a cured layer with a thickness of 50 µm, the cured layer is stacked in a thickness direction thereof to form a rectangular sheet-like modeling product with a length of 40 mm, a width of 10 mm, and a thickness of 1 mm, and the modeling product is irradiated with ultraviolet rays having a wavelength of 365 nm at an irradiation dose of 10 J/cm2 to produce the test piece, the test piece has an X-ray absorption coefficient of from 9.0 cm-1 to 34.0 cm-1.

IPC Classes  ?

  • A61K 6/887 - Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • C08F 222/10 - Esters
  • C08F 220/30 - Esters containing oxygen in addition to the carboxy oxygen containing aromatic rings in the alcohol moiety
  • C08F 2/48 - Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
  • C08K 3/36 - Silica
  • B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
  • B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
  • A61C 13/087 - Artificial resin teeth
  • A61C 13/00 - Dental prostheses; Making same

42.

NONWOVEN FABRIC LAYERED BODY, COVER SHEET, AND ABSORBENT ARTICLE

      
Application Number 17915540
Status Pending
Filing Date 2021-03-26
First Publication Date 2023-04-20
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Iihama, Sho
  • Shimada, Koichi

Abstract

A nonwoven fabric layered body includes, in the following order, a crimped surface layer including a crimped spunbond nonwoven fabric including a crimped fiber, a crimped intermediate layer including a crimped spunbond nonwoven fabric including a crimped fiber, and a non-crimped surface layer including a non-crimped spunbond nonwoven fabric including a non-crimped fiber, a linear mass density of the crimped fiber in the crimped surface layer is from 1.4 denier to 1.6 denier, and a linear mass density of the crimped fiber in the crimped intermediate layer is less than 1.4 denier.

IPC Classes  ?

  • D04H 3/016 - Non woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the fineness
  • D04H 3/018 - Non woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the shape
  • D04H 3/16 - Non woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
  • B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary

43.

MAGNESIUM ALLOY/RESIN COMPOSITE STRUCTURE AND METHOD FOR MANUFACTURING THE SAME

      
Application Number 18085844
Status Pending
Filing Date 2022-12-21
First Publication Date 2023-04-20
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kuriyagawa, Mizue
  • Tomita, Yoshihiko
  • Okumura, Hiroshi

Abstract

A magnesium alloy/resin composite structure (106) including a magnesium alloy member (103) and a resin member (105) integrated to the magnesium alloy member (103) and made of a thermoplastic resin composition, in which the magnesium alloy member (103) surface to which the resin member (105) is not integrated is coated with a layer including a manganese atom, an oxygen atom, and a sulfur atom.

IPC Classes  ?

  • B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
  • C23C 22/57 - Treatment of magnesium or alloys based thereon
  • C23C 22/78 - Pretreatment of the material to be coated
  • C23C 22/83 - Chemical after-treatment
  • C23F 1/22 - Acidic compositions for etching magnesium or alloys thereof

44.

COMPOSITION AND MOLDED ARTICLE

      
Application Number 17905360
Status Pending
Filing Date 2021-03-31
First Publication Date 2023-04-20
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Noma, Satoshi
  • Matayoshi, Tomoya
  • Watanabe, Takayuki
  • Eriguchi, Michio
  • Horiya, Ryota

Abstract

A composition includes a 4-methyl-1-pentene-based polymer in which at least one or more temperatures showing a local maximum value of a loss tangent (tan δ) are present in a range of 10° C. or higher and 100° C. or lower, and the local maximum value of the loss tangent is 0.5 or more and 3.5 or less, and an organic compound, in which a content of the organic compound is 5 to 250 parts by mass with respect to 100 parts by mass of the 4-methyl-1-pentene-based polymer, and the organic compound has a viscosity (mPa·s) in a range of 65 to 120, or a ratio between a melt flow rate (g/10 min.) of the 4-methyl-1-pentene-based copolymer and a melt flow rate (g/10 min.) of the organic compound is 1:1.0 to 0.1.

IPC Classes  ?

  • C08L 23/20 - Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
  • C08F 210/14 - Monomers containing five or more carbon atoms
  • C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
  • C08J 9/08 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide

45.

Spectacles

      
Application Number 35512605
Grant Number D0983865
Status In Force
Filing Date 2021-03-24
First Publication Date 2023-04-18
Grant Date 2023-04-18
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Okada, Yoshinobu
  • Hikosaka, Eiichiro
  • Muramatsu, Akihiro

46.

POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIAL, POLYMERIZABLE PREPOLYMER COMPOSITION FOR OPTICAL MATERIAL, CURED PRODUCT, AND METHOD FOR PRODUCING OPTICAL MATERIAL

      
Application Number 17909516
Status Pending
Filing Date 2021-03-10
First Publication Date 2023-04-13
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Suesugi, Kouji
  • Ito, Shinsuke
  • Matsui, Yusuke

Abstract

A polymerizable composition for optical material including two or more different monomers for optical material and a polymerization catalyst, in which the content of the polymerization catalyst relative to the total amount of the monomers for optical material is from 0.1150 to 0.2000 parts by mass, the viscosity of the polymerizable composition for optical material is from 10 mPa·s to 1000 mPa·s as measured with a B-type viscometer at 20° C. and 60 rpm, and at least one of the two or more different monomers for optical material is an episulfide compound.

IPC Classes  ?

  • C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
  • C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
  • C08G 18/24 - Catalysts containing metal compounds of tin
  • C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C08G 75/08 - Polythioethers from cyclic thioethers from thiiranes
  • C08G 75/14 - Polysulfides
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

47.

UNIDIRECTIONAL FIBER-REINFORCED THERMOPLASTIC RESIN SHEET AND METHOD FOR MANUFACTURING SAME

      
Application Number 17905084
Status Pending
Filing Date 2021-02-26
First Publication Date 2023-04-13
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Isshiki, Minoru
  • Miyata, Atsushi
  • Nakayama, Kentaro

Abstract

Disclosed herein are: a unidirectional fiber-reinforced thermoplastic resin sheet that includes a thermoplastic resin and reinforcing fibers, the reinforcing fibers being drawn in the lengthwise direction, the sheet including a fiber-reinforced layer including at least 40% by volume of the reinforcing fibers, and a resin layer that is 0% or more and less than 5% by volume of the reinforcing fibers; a laminated panel and structural material including the unidirectional fiber-reinforced thermoplastic resin sheet; and a method for manufacturing the unidirectional fiber-reinforced thermoplastic resin sheet in which the reinforcing fibers are impregnated with the thermoplastic resin so that the tensile strength of the reinforcing fibers is in the range of 800 cN to 2,000 cN.

IPC Classes  ?

  • C08J 5/04 - Reinforcing macromolecular compounds with loose or coherent fibrous material
  • C08J 5/24 - Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
  • C08J 5/18 - Manufacture of films or sheets

48.

NON-AQUEOUS ELECTROLYTE FOR BATTERY, PRECURSOR FOR LITHIUM SECONDARY BATTERY, METHOD FOR MANUFACTURING LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY, PHOSPHAZENE COMPOUND, AND ADDITIVE FOR BATTERY

      
Application Number 17914926
Status Pending
Filing Date 2021-03-30
First Publication Date 2023-04-13
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Mizuno, Yu
  • Sugihara, Yuri
  • Hayashi, Takaomi
  • Tanaka, Emiri

Abstract

A non-aqueous electrolyte solution for a battery contains a phosphazene compound (A) that contains at least one of a phosphazene compound represented by Formula (1) or a phosphazene compound represented by Formula (2). In Formulae (1) and (2), each of Y− and Z− independently represents an anion in which a proton is removed from an inorganic acid or an active hydrogen compound; each of twenty-four Rs independently represents a hydrocarbon group having from 1 to 10 carbon atoms; and, among the twenty-four Rs, two Rs bonded to the same nitrogen atom are optionally bonded to each other. A non-aqueous electrolyte solution for a battery contains a phosphazene compound (A) that contains at least one of a phosphazene compound represented by Formula (1) or a phosphazene compound represented by Formula (2). In Formulae (1) and (2), each of Y− and Z− independently represents an anion in which a proton is removed from an inorganic acid or an active hydrogen compound; each of twenty-four Rs independently represents a hydrocarbon group having from 1 to 10 carbon atoms; and, among the twenty-four Rs, two Rs bonded to the same nitrogen atom are optionally bonded to each other.

IPC Classes  ?

  • H01M 10/0567 - Liquid materials characterised by the additives
  • H01M 10/0569 - Liquid materials characterised by the solvents
  • H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
  • C07F 9/24 - Esteramides

49.

ANISOTROPIC CONDUCTIVE SHEET, ELECTRICAL INSPECTION DEVICE, AND ELECTRICAL INSPECTION METHOD

      
Application Number 17759516
Status Pending
Filing Date 2021-01-26
First Publication Date 2023-04-06
Owner Mitsui Chemicals, Inc. (Japan)
Inventor
  • Nishiura, Katsunori
  • Yamada, Daisuke
  • Yamamoto, Yojiro

Abstract

An anisotropic conductive sheet has an insulation layer having a plurality of through-holes and a plurality of conductive layers each arranged on an inner wall surface of each of the plurality of through-holes. Each of the conductive layers has a base layer arranged on the inner wall surface of each of the through-holes and a metal plating layer arranged so as to contact with metal nanoparticles or a metal thin film in the base layer or the metal thin film. The base layer includes metal nanoparticles or a metal thin film and a binder, wherein at least a portion of the binder is arranged between the inner wall of each of the through-holes and the metal nanoparticles or the metal thin film. The binder is a sulfur-containing compound having a thiol group, a sulfide group or a disulfide group.

IPC Classes  ?

  • G01R 31/28 - Testing of electronic circuits, e.g. by signal tracer
  • H01B 5/16 - Non-insulated conductors or conductive bodies characterised by their form comprising conductive material in insulating or poorly conductive material, e.g. conductive rubber
  • H01B 1/02 - Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
  • C23C 18/16 - Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, i.e. electroless plating
  • C23C 18/31 - Coating with metals
  • C25D 5/56 - Electroplating of non-metallic surfaces of plastics
  • C25D 7/04 - Tubes; Rings; Hollow bodies
  • C23C 28/00 - Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and

50.

POLYAMIDE COMPOSITION

      
Application Number 17796210
Status Pending
Filing Date 2021-01-26
First Publication Date 2023-03-30
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Yoshida, Yuto
  • Yamaguchi, Tomohiro
  • Kamiya, Nozomi

Abstract

A polyamide composition excellent in balance between fluidity during molding and, for example, surface appearance, bleed-out resistance, impact resistance and rigidity in the form of a molded article, and also relates to a polyamide composition a polyamide (A), an ethylene/α-olefin copolymer (B) satisfying requirements (b-1) to (b-3), and 0.1 to 20.0 mass % of an ethylene/α-olefin copolymer (C) satisfying the requirements (c-1) to (c-5), provided that (A)+(B)+(C)=100 mass %.

IPC Classes  ?

  • C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids

51.

OPTICAL COMPONENT

      
Application Number 17789443
Status Pending
Filing Date 2020-12-14
First Publication Date 2023-03-23
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Wasa, Hideki
  • Fujimura, Futoshi
  • Saito, Haruka
  • Nakamura, Tatsuya
  • Nakashima, Makoto

Abstract

Provided is an optical component including a cyclic olefin-based copolymer (A), in which the cyclic olefin-based copolymer (A) has a constitutional unit (a) derived from at least one olefin represented by the following general formula (I), a constitutional unit (b) derived from at least one cyclic olefin represented by the following general formula (II), and a constitutional unit (c) derived from at least one cyclic olefin represented by the following general formula (III), and the content of the constitutional unit (a) is equal to or less than 50 mol % in a case where the total content of the constitutional unit (a), the constitutional unit (b), and the constitutional unit (c) is taken as 100 mol %. Provided is an optical component including a cyclic olefin-based copolymer (A), in which the cyclic olefin-based copolymer (A) has a constitutional unit (a) derived from at least one olefin represented by the following general formula (I), a constitutional unit (b) derived from at least one cyclic olefin represented by the following general formula (II), and a constitutional unit (c) derived from at least one cyclic olefin represented by the following general formula (III), and the content of the constitutional unit (a) is equal to or less than 50 mol % in a case where the total content of the constitutional unit (a), the constitutional unit (b), and the constitutional unit (c) is taken as 100 mol %.

IPC Classes  ?

  • C08F 232/04 - Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system having no condensed rings having one carbon-to-carbon double bond
  • C08F 210/02 - Ethene
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

52.

METHOD OF PRODUCING THIOURETHANE RESIN RAW MATERIAL AND APPLICATION THEREOF, METHOD OF PRODUCING POLYTHIOL COMPOSITION AND APPLICATION THEREOF, AND POLYTHIOL COMPOSITION

      
Application Number 17793773
Status Pending
Filing Date 2021-02-05
First Publication Date 2023-03-23
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Murakami, Masakazu
  • Nakano, Shotaro
  • Nakai, Shinnosuke

Abstract

A method of producing a thiourethane resin raw material, the method including comprising the step of generating the thiourethane resin raw material by reacting a thiourethane resin and an active hydrogen compound with each other.

IPC Classes  ?

  • C07C 319/22 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides of hydropolysulfides or polysulfides
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
  • C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen

53.

PHOTOCURABLE COMPOSITION, THREE-DIMENSIONAL MOLDED PRODUCT, AND DENTAL PRODUCT

      
Application Number 17793739
Status Pending
Filing Date 2021-01-08
First Publication Date 2023-03-23
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor Hayashi, Takaaki

Abstract

A photocurable composition includes a photopolymerizable component and a photopolymerization initiator, in which a diluted solution (D1) obtained by diluting the photocurable composition with ethanol such that the content of ethanol is 99% by mass would satisfy the following Condition (X): the transmittance at at least one wavelength within the wavelength range of from 365 nm to 405 nm, measured at an optical path length of 1 cm, is from 1.0% to 70.0%.

IPC Classes  ?

  • C08F 222/20 - Esters containing oxygen in addition to the carboxy oxygen
  • C08K 5/00 - Use of organic ingredients
  • A61K 6/887 - Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • A61K 6/62 - Photochemical radical initiators
  • B33Y 70/00 - Materials specially adapted for additive manufacturing

54.

PELLICLE, AND PRODUCTION METHOD THEREFOR

      
Application Number 17801430
Status Pending
Filing Date 2021-03-24
First Publication Date 2023-03-16
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Satoh, Yasushi
  • Kohmura, Kazuo
  • Ishikawa, Akira
  • Unezaki, Takashi
  • Ishikawa, Hisako
  • Kozeki, Takashi
  • Ito, Ken

Abstract

The purpose of the present disclosure is to provide a pellicle that has an adhesive layer having good flatness, and a method for producing the pellicle with good reproducibility. Said purpose is achieved by a pellicle having: a pellicle frame; a pellicle film provided so as to be stretched on one end surface of the pellicle frame; and an adhesive layer provided on the other end surface of the pellicle frame. The adhesive layer contains a cured product of a resin composition containing a curable polymer (A), and a curing agent (B1) and a curing agent (B2). The curing agent (B1) and the curing agent (B2) have different curing conditions.

IPC Classes  ?

  • G03F 1/64 - Pellicles or pellicle assemblies, e.g. having membrane on support frame; Preparation thereof characterised by the frames, e.g. structure or material thereof

55.

ACTIVE ENERGY RAY-CURABLE POLYURETHANE RESIN, CURABLE RESIN COMPOSITION, AND PRODUCTION METHOD FOR ACTIVE ENERGY RAY-CURABLE POLYURETHANE RESIN

      
Application Number 17799145
Status Pending
Filing Date 2021-03-29
First Publication Date 2023-03-16
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Nakahara, Risa
  • Kageoka, Masakazu
  • Yamasaki, Satoshi
  • Yamada, Shirou

Abstract

In an active energy ray-curable polyurethane resin including a reaction product of a resin material containing an isocyanate group-terminated prepolymer and a hydroxy group-containing unsaturated compound, the isocyanate group-terminated prepolymer includes a reaction product of a prepolymer material containing a polyisocyanate component containing a xylylene diisocyanate and/or a hydrogenated xylylene diisocyanate, and a polyol component containing a polyoxyalkylene polyol having a number average molecular weight of 6000 or more and 12000 or less, and the viscosity at 25° C. of the active energy ray-curable polyurethane resin is 20000 mPa·s or more and 40000 mPa·s or less.

IPC Classes  ?

  • C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C08G 18/67 - Unsaturated compounds having active hydrogen
  • C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic

56.

FOAMABLE POLYURETHANE RESIN COMPOSITION AND FOAMED POLYURETHANE ELASTOMER

      
Application Number 17802228
Status Pending
Filing Date 2021-02-26
First Publication Date 2023-03-16
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Aoki, Wataru
  • Hashiguchi, Takuya
  • Morita, Hirofumi

Abstract

A foamable polyurethane resin composition includes a polyisocyanate material, a polyol material, water, and a catalyst. The polyisocyanate material contains 1,4-H6XDI; the polyol material contains crystalline PTMEG and noncrystalline PTMEG and/or PPG; the total amount of the crystalline PTMEG, the noncrystalline PTMEG, and PPG is 90% by mass or more with respect to the total amount of the polyol material; and a ratio of the crystalline PTMEG is 60% by mass or more and 90% by mass or less with respect to the total amount of the crystalline PTMEG, the noncrystalline PTMEG, and PPG.

IPC Classes  ?

  • C08G 18/48 - Polyethers
  • C08G 18/20 - Heterocyclic amines; Salts thereof
  • C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
  • C08J 9/02 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules

57.

THERMOPLASTIC ELASTOMER COMPOSITION AND SHAPED ARTICLE THEREOF

      
Application Number 17797015
Status Pending
Filing Date 2021-03-30
First Publication Date 2023-03-09
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Tatematsu, Nana
  • Kurita, Hayato

Abstract

One embodiment of the present invention relates to a thermoplastic elastomer composition or a shaped article thereof. The thermoplastic elastomer composition is a composition including 100 parts by mass of an ethylene/α-olefin/non-conjugated polyene copolymer (A); 20 to 80 parts by mass of a propylene polymer (B) having a melt flow rate (measured at 230° C. under 2.16 kg load in accordance with ASTM D 1238-65T) of 1 to 100 g/10 min; and 0.1 to 50 parts by mass of an inorganic filler (C); or is a composition obtained by dynamically crosslinking 100 parts by mass of an ethylene/α-olefin/non-conjugated polyene copolymer (A); 20 to 80 parts by mass of the propylene polymer (B); 0.1 to 50 parts by mass of an inorganic filler (C); and a crosslinking agent (D).

IPC Classes  ?

58.

THERMOPLASTIC ELASTOMER COMPOSITION AND SHAPED ARTICLE THEREOF

      
Application Number 17797024
Status Pending
Filing Date 2021-03-22
First Publication Date 2023-03-09
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Tanaka, Suguru
  • Yoda, Yusuke

Abstract

One embodiment of the present invention relates to a thermoplastic elastomer composition or a shaped article thereof. The thermoplastic elastomer composition includes 100 parts by mass of an ethylene/α-olefin/non-conjugated polyene copolymer (A) including constituent units derived from ethylene, a C3-C20 α-olefin and a non-conjugated polyene; 1 to 100 parts by mass of a crystalline polyolefin (B); 0.1 to 20 parts by mass of a polyorganosiloxane (C) having a viscosity at 25° C. (measured by a method in accordance with ASTM D 445-46T) of 100,000 cSt or less; and 0.1 to 3 parts by mass of a higher fatty acid amide (D).

IPC Classes  ?

59.

SELF-EXTINGUISHABLE FILM FOR LITHIUM-ION BATTERY, METHOD OF PRODUCING SAME, AND LITHIUM-ION BATTERY

      
Application Number 17800238
Status Pending
Filing Date 2021-03-15
First Publication Date 2023-03-09
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Sugihara, Yuri
  • Mizuno, Yu

Abstract

A self-extinguishable film for a lithium-ion battery, comprising a self-extinguishing layer containing a heat-meltable binder and fire extinguishing agent particles.

IPC Classes  ?

  • H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
  • H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries

60.

THIN FILM-SHAPED FIBER-REINFORCED RESIN AND RESIN MOLDED BODY, AND METHOD FOR PRODUCING THE SAME

      
Application Number 17910673
Status Pending
Filing Date 2021-03-29
First Publication Date 2023-03-02
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Hirano, Taiki
  • Isaki, Takeharu
  • Miyata, Atsushi

Abstract

Provided is a thin film-shaped fiber-reinforced resin that can sufficiently increase the impact resistance of a coated resin molded body while suppressing the reduction in bending elastic modulus of the resin molded body. The thin film-shaped fiber-reinforced resin includes a plurality of reinforcing fibers that are arranged in a single direction alignment, and a matrix resin with which the reinforcing fibers are impregnated. The matrix resin includes a thermoplastic plastic and a thermoplastic elastomer. The content of the thermoplastic elastomer with respect to the total of the thermoplastic plastic mass and the thermoplastic elastomer mass is 5-40 mass %.

IPC Classes  ?

  • C08J 5/04 - Reinforcing macromolecular compounds with loose or coherent fibrous material

61.

CYCLIC OLEFIN COPOLYMER, CYCLIC OLEFIN-BASED RESIN COMPOSITION, CROSS-LINKED PRODUCT, AND FORMED ARTICLE

      
Application Number 17785123
Status Pending
Filing Date 2021-01-20
First Publication Date 2023-02-23
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Nakai, Kazuoki
  • Murase, Hirohiko
  • Takeuchi, Fumito

Abstract

A cyclic olefin copolymer includes one or more olefin-derived constituent units (A) represented by General Formula (I), one or more cyclic olefin-derived constituent units (C) represented by General A cyclic olefin copolymer includes one or more olefin-derived constituent units (A) represented by General Formula (I), one or more cyclic olefin-derived constituent units (C) represented by General Formula (II), one or more cyclic non-conjugated diene-derived constituent units (B) represented by General Formula (III), and one or more cyclic olefin-derived constituent units (D) represented by General Formula (V), in which, when a total number of moles of the constituent units in the cyclic olefin copolymer is 100 mol %, a content of the constituent unit (C) is 5 mol % or more and 40 mol % or less.

IPC Classes  ?

  • C08L 23/08 - Copolymers of ethene
  • C08F 236/20 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds unconjugated
  • C08F 232/08 - Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system having condensed rings

62.

LAMINATE SHEET, SANITARY MATERIAL, MEDICAL MATERIAL, AND METHOD FOR MANUFACTURING LAMINATE SHEET

      
Application Number 17758806
Status Pending
Filing Date 2021-03-24
First Publication Date 2023-02-16
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Yamasaki, Satoshi
  • Ichikawa, Taro

Abstract

A laminate sheet includes a water-vapor permeable polyurethane film having a hard segment phase and a first spunbond nonwoven fabric disposed at one side in a thickness direction of the water-vapor permeable polyurethane film. The first spunbond nonwoven fabric contains stretchable fibers containing a thermoplastic polyurethane and non-stretchable fibers containing a polyolefin. The melting point of the hard segment phase is 65□ or more and 140□ or less.

IPC Classes  ?

  • B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
  • B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
  • B32B 27/40 - Layered products essentially comprising synthetic resin comprising polyurethanes
  • B32B 38/00 - Ancillary operations in connection with laminating processes
  • B32B 37/20 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of continuous webs only

63.

POLYURETHANE RESIN COMPOSITION, REPELLENT, WATER REPELLENT FOR FIBERS, AND STAIN-PROOF COATING AGENT

      
Application Number 17788145
Status Pending
Filing Date 2020-12-21
First Publication Date 2023-02-16
Owner
  • MITSUI CHEMICALS, INC. (Japan)
  • DAIKIN INDUSTRIES, LTD. (Japan)
Inventor
  • Kouda, Chikako
  • Fukuda, Kazuyuki
  • Noguchi, Daisuke
  • Nakamura, Keisuke

Abstract

A polyurethane resin composition includes a reaction product of an aliphatic polyisocyanate derivative having an average number of isocyanate groups of 2 or more; a long-chain active hydrogen compound including a hydrocarbon group having 12 or more and 30 or less carbon atoms and an active hydrogen group in combination; a cationic active hydrogen compound including an active hydrogen group and a cationic group in combination; and an acid compound capable of a salt with the cationic group. The concentration of the hydrocarbon group is 30% or more and 85% or less.

IPC Classes  ?

  • C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
  • C08G 18/08 - Processes
  • C08G 18/09 - Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
  • C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
  • C08G 18/32 - Polyhydroxy compounds; Polyamines; Hydroxy amines
  • C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
  • C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
  • C08K 5/09 - Carboxylic acids; Metal salts thereof; Anhydrides thereof
  • C09K 3/18 - Materials not provided for elsewhere for application to surface to minimize adherence of ice, mist or water thereto; Thawing or antifreeze materials for application to surfaces
  • D06M 15/564 - Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them

64.

POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIAL, POLYMERIZABLE PREPOLYMER COMPOSITION FOR OPTICAL MATERIAL, CURED PRODUCT, AND METHOD OF PRODUCING OPTICAL MATERIAL

      
Application Number 17963406
Status Pending
Filing Date 2022-10-11
First Publication Date 2023-02-16
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Suesugi, Kouji
  • Ito, Shinsuke
  • Nakano, Shotaro
  • Matsui, Yusuke

Abstract

A polymerizable composition for an optical material containing two or more different monomers for an optical material, and a polymerization catalyst, in which at least one of the two or more different monomers for an optical material is an isocyanate compound containing an aromatic ring, a content of the polymerization catalyst with respect to a total of 100 parts by mass of the two or more different monomers for an optical material is from 0.010 parts by mass to 0.50 parts by mass, and the viscosity measured by a B-type viscometer at 25° C. and 60 rpm is from 10 mPa·s to 1,000 mPa·s.

IPC Classes  ?

  • C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
  • C08G 18/24 - Catalysts containing metal compounds of tin
  • C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

65.

HOUSING, STRUCTURAL BODY, AND METHOD OF MANUFACTURING HOUSING

      
Application Number 17792874
Status Pending
Filing Date 2021-01-14
First Publication Date 2023-02-16
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kimura, Kazuki
  • Shimbori, Nobuyoshi
  • Kuriyagawa, Mizue

Abstract

A cooling type housing (100) for housing a heating element (50) inside, including: an assembled metal housing (10); and a cooling flow path (30) provided at least on one surface (10A) of the metal housing (10), in which a heat medium flows, in which the cooling flow path (30) constitutes at least a part of the one surface (10A) of the metal housing (10).

IPC Classes  ?

  • H01M 10/6556 - Solid parts with flow channel passages or pipes for heat exchange
  • H01M 10/613 - Cooling or keeping cold
  • F28D 1/06 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or mo with the heat-exchange conduits forming part of, or being attached to, the tank containing the body of fluid
  • F28F 21/06 - Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material

66.

STRUCTURAL POLYURETHANE ADHESIVE

      
Application Number 17788268
Status Pending
Filing Date 2020-12-18
First Publication Date 2023-02-09
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Chikamoto, Takuya
  • Yamamoto, Naomi
  • Masui, Masakazu
  • Yamada, Masataka

Abstract

In a structural polyurethane adhesive, a polyisocyanate component contains a first prepolymer component containing a first isocyanate group-terminated urethane prepolymer which is a reaction product of a first material polyisocyanate consisting of an aromatic polyisocyanate, and a first material polyol containing a macropolyol; and a second prepolymer component containing a second isocyanate group-terminated urethane prepolymer which is a reaction product of a second material polyisocyanate consisting of an araliphatic polyisocyanate and/or an aliphatic polyisocyanate, and a second material polyol containing a polyether polyol having a number average molecular weight of 160 or more and 4800 or less. A ratio of the second prepolymer component with respect to the total amount of the first prepolymer component and the second prepolymer component is 2% by mass or more and 35% by mass or less.

IPC Classes  ?

  • C09J 175/08 - Polyurethanes from polyethers
  • C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
  • C08G 18/48 - Polyethers
  • C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen

67.

WATER REPELLENT COMPOSITION, METHOD FOR PRODUCING WATER REPELLENT COMPOSITION, AND FIBER PRODUCT

      
Application Number 17788175
Status Pending
Filing Date 2020-12-21
First Publication Date 2023-02-09
Owner
  • MITSUI CHEMICALS, INC. (Japan)
  • DAIKIN INDUSTRIES, LTD. (Japan)
Inventor
  • Kouda, Chikako
  • Fukuda, Kazuyuki
  • Nakamura, Keisuke
  • Noguchi, Daisuke
  • Miyahara, Masahiro
  • Kawabe, Rumi
  • Minami, Shinichi

Abstract

A water repellent composition includes a polyurethane resin compound, a non-fluorine water repellent compound, a surfactant, and a liquid medium. The polyurethane resin compound includes at least one kind selected from the group consisting of a first polyurethane resin compound, a second polyurethane resin compound, and a third polyurethane resin compound:

IPC Classes  ?

  • C08L 75/08 - Polyurethanes from polyethers
  • C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C08G 18/32 - Polyhydroxy compounds; Polyamines; Hydroxy amines
  • D06M 15/564 - Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
  • C08G 18/64 - Macromolecular compounds not provided for by groups
  • C08G 18/62 - Polymers of compounds having carbon-to-carbon double bonds

68.

PELLICLE FILM, PELLICLE, ORIGINAL PLATE FOR EXPOSURE, EXPOSURE DEVICE, METHOD OF PRODUCING PELLICLE, AND METHOD OF PRODUCING SEMICONDUCTOR DEVICE

      
Application Number 17792735
Status Pending
Filing Date 2021-02-16
First Publication Date 2023-02-02
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Okubo, Atsushi
  • Kohmura, Kazuo
  • Ishikawa, Hisako
  • Ono, Yosuke
  • Fujii, Yasuhisa
  • Yoshikawa, Wataru
  • Matsumoto, Nobuko
  • Deguchi, Tomoe

Abstract

Provided are a pellicle film, a pellicle, an original plate for exposure, an exposure device, a method of producing a semiconductor device, and a method of producing a pellicle, the pellicle film containing carbon nanotubes having a silicon carbide layer in which at least a part of carbon is substituted with silicon at least on a surface layer side.

IPC Classes  ?

  • G03F 1/64 - Pellicles or pellicle assemblies, e.g. having membrane on support frame; Preparation thereof characterised by the frames, e.g. structure or material thereof
  • H01L 21/02 - Manufacture or treatment of semiconductor devices or of parts thereof
  • G03F 7/20 - Exposure; Apparatus therefor
  • C01B 32/16 - Preparation

69.

Compound, resin, polycarbonate resin, and optical molded article

      
Application Number 17779161
Grant Number 11746187
Status In Force
Filing Date 2021-07-27
First Publication Date 2023-01-26
Grant Date 2023-09-05
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Maekawa, Shintaro
  • Totani, Yoshiyuki
  • Mano, Kosuke

Abstract

Provided is a compound represented by General Formula (1) 2 independently represent a group selected from the following Formulae,

IPC Classes  ?

  • C07C 33/36 - Polyhydroxylic alcohols containing six-membered aromatic rings and other rings
  • C08G 64/16 - Aliphatic-aromatic or araliphatic polycarbonates
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

70.

SHEET CONNECTOR, SHEET SET, ELECTRICAL INSPECTION DEVICE, AND ELECTRICAL INSPECTION METHOD

      
Application Number 17778048
Status Pending
Filing Date 2020-11-19
First Publication Date 2022-12-29
Owner Mitsui Chemicals, Inc. (Japan)
Inventor
  • Nishiura, Katsunori
  • Koyama, Taichi
  • Yamada, Daisuke

Abstract

A sheet connector according to the present invention has: a first insulating layer having a first surface positioned on one side in the thickness direction, a second surface positioned on the other side, and a plurality of first through-holes passing through between the first surface and the second surface; and a plurality of first conductive layers arranged on the inner wall surfaces of the first through-holes. First ends of the first conductive layers on the first surface side project from the first surface.

IPC Classes  ?

  • G01R 1/04 - Housings; Supporting members; Arrangements of terminals
  • G01R 1/067 - Measuring probes
  • H01R 13/24 - Contacts for co-operating by abutting resiliently mounted

71.

ANISOTROPIC CONDUCTIVE SHEET, ELECTRICAL INSPECTION DEVICE AND ELECTRICAL INSPECTION METHOD

      
Application Number 17778053
Status Pending
Filing Date 2020-11-19
First Publication Date 2022-12-29
Owner Mitsui Chemicals, Inc. (Japan)
Inventor
  • Nishiura, Katsunori
  • Koyama, Taichi
  • Yamada, Daisuke

Abstract

An anisotropic conductive sheet according to the present invention comprises an insulating layer and a plurality of conductive layers. The insulating layer is elastic, and has a first surface that is positioned on one side in the thickness direction, a second surface that is positioned on the other side in the thickness direction, and a plurality of through holes that penetrate the layer from the first surface to the second surface. The conductive layers are respectively arranged on the inner wall surfaces of the plurality of through holes. The insulating layer comprises an elastic layer that is formed of a crosslinked product of an elastomer composition, and a heat-resistant resin layer that is formed of a heat-resistant resin composition that has a higher glass transition temperature than the crosslinked product of an elastomer composition.

IPC Classes  ?

  • G01R 1/073 - Multiple probes
  • H01B 5/16 - Non-insulated conductors or conductive bodies characterised by their form comprising conductive material in insulating or poorly conductive material, e.g. conductive rubber
  • H01R 11/01 - Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating characterised by the form or arrangement of the conductive interconnection between their connecting locations

72.

AQUEOUS DISPERSION AND LAMINATE

      
Application Number 17781281
Status Pending
Filing Date 2020-12-03
First Publication Date 2022-12-29
Owner Mitsui Chemicals, Inc. (Japan)
Inventor
  • Omura, Kazuhiro
  • Tamura, Takuya
  • Kusumoto, Masaya

Abstract

An object of the present invention is to provide an aqueous dispersion with which a coating film having small dynamic frictional resistance can be formed immediately after coating. The present invention includes an aqueous dispersion containing a polyolefin (A), as unsaturated carboxylic acid polymer (B), an amide-based wax (C), and water.

IPC Classes  ?

  • C09J 123/08 - Copolymers of ethene
  • C09J 123/06 - Polyethene
  • B32B 15/20 - Layered products essentially comprising metal comprising aluminium or copper
  • B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
  • B32B 15/04 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance

73.

ETHYLENE/alpha-OLEFIN COPOLYMER COMPOSITION AND APPLICATION THEREOF

      
Application Number 17766526
Status Pending
Filing Date 2020-10-06
First Publication Date 2022-12-29
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Yoshida, Yuto
  • Kawabe, Kuniaki

Abstract

An object of the present invention is to obtain a composition having, for example, improved anti-sagging properties, pigment dispersibility, and crack resistance, and the present invention relates to an ethylene/α-olefin copolymer composition including: an ethylene/α-olefin copolymer (A) satisfying requirements (a-1) to (a-3) described below; one or more selected from a color material (D), a resin (E) and an oil (F); and a solvent (C), (a-1) a methyl group index measured by 1H-NMR is in a range of 40 to 60%, (a-2) a weight average molecular weight (Mw) determined by gel permeation chromatography (GPC) is in a range of 3,000 to 30,000, (a-3) no melting peak is observed at temperatures ranging from −100° C. to 150° C. in differential scanning calorimetry (DSC).

IPC Classes  ?

  • C09D 123/16 - Ethene-propene or ethene-propene-diene copolymers
  • C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
  • C08K 3/04 - Carbon
  • C09D 7/61 - Additives non-macromolecular inorganic
  • C09D 7/20 - Diluents or solvents
  • C09D 11/108 - Hydrocarbon resins
  • C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
  • C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent

74.

BLEACHING AGENT, PREPARATION AND USE OF THE SAME WITH POLYMERIZABLE COMPOSITIONS FOR OPTICAL MATERIALS

      
Application Number 17774680
Status Pending
Filing Date 2020-11-11
First Publication Date 2022-12-22
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Vecchione, Andrea
  • Forestieri, Roberto
  • Mariani, Francesco
  • Bos, Willem

Abstract

The present invention relates to a bleaching agent comprising: (A) a polymerizable component comprising an aromatic ester compound including two or more allyloxycarbonyl groups, (B) a colouring component comprising particles of a blue pigment (b1), (C) a polymeric dispersing agent to disperse the particles of the colouring component (B) in the polymerizable component (A), the particles of the colouring component (B) having an average size equal to or lower than 400 nm. The present invention also relates to the preparation and use of the above bleaching agent with polymerizable compositions for optical materials.

IPC Classes  ?

  • C08F 18/16 - Esters of polycarboxylic acids with alcohols containing three or more carbon atoms
  • C08F 18/18 - Diallyl phthalate
  • C08F 2/48 - Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light

75.

RESIN COMPOSITION AND MOLDED ARTICLE

      
Application Number 17774841
Status Pending
Filing Date 2020-11-09
First Publication Date 2022-12-22
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Uekusa, Takayuki
  • Yasui, Motoyasu
  • Fukagawa, Yoshisada

Abstract

An object of the present invention is to provide a resin composition and a molded article each having suppressed surface stickiness while having high stress-relaxing ability and vibration-absorbing ability at room temperature. A resin composition (X) containing 10 to 50 parts by mass of a thermoplastic resin (A) and 50 to 90 parts by mass of an inorganic substance (B), wherein a tan δ peak temperature and tan δ peak value, obtained by performing dynamic viscoelastic measurement at a frequency of 10 rad/s (1.6 Hz) in the temperature range of −40 to 150° C., are 0° C. or higher and 60° C. or lower, and 0.8 or more and 5.0 or less, respectively.

IPC Classes  ?

76.

POLYTHIOL COMPOSITION, POLYMERIZABLE COMPOSITION, RESIN, MOLDED BODY, OPTICAL MATERIAL, AND LENS

      
Application Number 17778439
Status Pending
Filing Date 2021-11-09
First Publication Date 2022-12-22
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Nakano, Shotaro
  • Kawaguchi, Masaru

Abstract

Provided is a polythiol composition including a polythiol compound (A) and a compound represented by the following Formula (1), wherein, in high performance liquid chromatography measurement, a peak area of the compound represented by Formula (1) is 9.0 or less with respect to a total peak area 100 of all compounds contained in the polythiol composition. In Formula (1), X represents a carbon atom or a sulfur atom. Provided is a polythiol composition including a polythiol compound (A) and a compound represented by the following Formula (1), wherein, in high performance liquid chromatography measurement, a peak area of the compound represented by Formula (1) is 9.0 or less with respect to a total peak area 100 of all compounds contained in the polythiol composition. In Formula (1), X represents a carbon atom or a sulfur atom.

IPC Classes  ?

  • C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
  • C08G 18/24 - Catalysts containing metal compounds of tin
  • C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
  • C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C08K 5/45 - Heterocyclic compounds having sulfur in the ring
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

77.

PELLICLE DEMOUNTING METHOD, AND PELLICLE DEMOUNTING DEVICE

      
Application Number 17770163
Status Pending
Filing Date 2020-12-10
First Publication Date 2022-12-08
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Ishikawa, Akira
  • Kohmura, Kazuo

Abstract

The disclosure addresses provision of a pellicle demounting method having excellent property with respect to reduction of contamination of a photomask. A method of demounting a pellicle, the method is provided which includes: providing a stack including a photomask, a pellicle frame, and a pellicle film that are arranged in this order; providing an electrode; and a demounting step including disposing the stack and the electrode such that the pellicle film in the stack and the electrode face each other, and applying a voltage to the electrode to generate an electrostatic attractive force, which attracts the pellicle film in a direction toward the electrode, thereby demounting the pellicle film from the photomask in the stack.

IPC Classes  ?

  • G03F 1/64 - Pellicles or pellicle assemblies, e.g. having membrane on support frame; Preparation thereof characterised by the frames, e.g. structure or material thereof
  • G03F 1/24 - Reflection masks; Preparation thereof

78.

INK-JET APPLICATION TYPE COMPOSITION FOR WIRING-LINE PROTECTION, METHOD FOR PRODUCING SEMICONDUCTOR DEVICE USING SAME, AND SEMICONDUCTOR DEVICE

      
Application Number 17772123
Status Pending
Filing Date 2020-10-27
First Publication Date 2022-12-08
Owner Mitsui Chemicals, Inc. (Japan)
Inventor
  • Yamada, Yasuharu
  • Shiraishi, Takumi
  • Tomita, Yusuke
  • Yamamoto, Yugo
  • Shikama, Takuo

Abstract

The present invention addresses the problem of providing an ink-jet application type composition for wiring-line protection which can form layers that are excellent in terms of pattern retentivity and moisture resistance at high temperatures, have satisfactory adhesiveness to the circuits or metal wiring lines of the semiconductor device over a long period, and are less apt to suffer ion migration. The ink-jet application type composition for wiring-line protection comprises (A) one or more cationic photopolymerizable compounds including an alicyclic epoxy compound, (B) a cationic photopolymerization initiator, and (C) a silane coupling agent, wherein the silane coupling agent is contained in an amount of 1-50 parts by mass per 100 parts by mass of the cationic photopolymerizable compounds. The ink-jet application type composition for wiring-line protection has a viscosity, as measured with an E-type viscometer at 25° C. and 20 rpm, of 5-50 mPa·s.

IPC Classes  ?

  • C09D 163/00 - Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
  • C08G 59/24 - Di-epoxy compounds carbocyclic
  • H05K 3/28 - Applying non-metallic protective coatings
  • C08G 59/68 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the catalysts used

79.

PROPYLENE POLYMER COMPOSITION AND SHAPED ARTICLE

      
Application Number 17632467
Status Pending
Filing Date 2020-08-07
First Publication Date 2022-12-01
Owner
  • PRIME POLYMER CO., LTD. (Japan)
  • MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Hiroi, Ryoko
  • Itakura, Keita
  • Naito, Shino
  • Furuta, Takanori
  • Tsurugi, Kou

Abstract

A propylene polymer composition includes a propylene homopolymer (A) having an intrinsic viscosity [η] measured in a tetralin solvent at 135° C. in the range of 7 to 12 dl/g, a propylene polymer (B) having an intrinsic viscosity [η] in the range of not less than 0.21 dl/g and less than 0.54 dl/g, and having a proportion of a component eluted at a temperature of not more than −20° C. in TREF in the range of not more than 3.5 mass %, and a propylene polymer (C) having an intrinsic viscosity [η] in the range of not less than 0.54 dl/g and less than 2.6 dl/g, wherein the content of (A) is 0.5 to 47.5 mass %, the content of (B) is 5 to 95 mass % and the content of (C) is 2.5 to 85.5 mass %, based on the total of (A), (B) and (C).

IPC Classes  ?

  • C08L 23/12 - Polypropene
  • B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
  • C08L 23/14 - Copolymers of propene
  • C08L 23/08 - Copolymers of ethene
  • B29K 23/00 - Use of polyalkenes as moulding material

80.

METHOD FOR SETTING CONDITIONS FOR USE OF POLYMERIZATION CATALYST, POLYMERIZATION CONDITION SETTING METHOD, AND METHOD FOR MANUFACTURING OPTICAL MATERIAL

      
Application Number 17619978
Status Pending
Filing Date 2020-06-18
First Publication Date 2022-11-24
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Furuya, Masayuki
  • Nishimura, Takeshi

Abstract

A method for setting conditions for use of a polymerization catalyst includes a step of acquiring a physical property value derived from remaining functional groups after maintaining a temperature of a composition including a polymerization-reactive compound and a predetermined amount of a polymerization catalyst, a step of calculating a remaining functional group ratio from the physical property value, a step of calculating a reaction rate constant based on a reaction rate equation from the remaining functional group ratio, a step of calculating an activation energy and a frequency factor from the reaction rate constant using an Arrhenius plot, a step of determining whether or not the activation energy satisfies a predetermined condition for the polymerization catalyst, an step of setting an approximation equation from the frequency factor, and a step of setting an addition range with respect to the polymerization-reactive compound.

IPC Classes  ?

  • C08G 75/04 - Polythioethers from mercapto compounds or metallic derivatives thereof

81.

ETHYLENE COPOLYMER COMPOSITION AND USE THEREOF

      
Application Number 17770859
Status Pending
Filing Date 2020-10-20
First Publication Date 2022-11-24
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Sakai, Tatsuya
  • Noda, Kiminori
  • Kamiya, Nozomi

Abstract

An object of the present invention is to provide a composition capable of allowing for production of a crosslinked foamed product suitable for applications of footwear parts such as soles and excellent in properties such as lightweight properties, heat shrinkability, compression set and mechanical strength in a well-balanced manner, a foamed product using the composition and a footwear part using the same. An ethylene copolymer composition including an ethylene copolymer (A) satisfying all the following requirements (A-a), (A-b), (A-c) and (A-d), ethylene/α-olefin having 3 to 20 carbon atoms/non-conjugated polyene copolymer rubber (B), and, if necessary, an ethylene/polar monomer copolymer (C); (A-a) a vinyl group content per 1,000 carbon atoms is 0.025 to 0.3, (A-b) MFR10/MFR2.16 is 7 to 20, (A-c) a density is 0.850 to 0.910 g/cm3, and (A-d) a melt flow rate is 0.01 to 200 g/10 min.

IPC Classes  ?

  • C08L 23/08 - Copolymers of ethene
  • C08L 23/16 - Ethene-propene or ethene-propene-diene copolymers
  • C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
  • C08J 9/36 - After-treatment
  • C08J 9/10 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen
  • A43B 13/04 - Plastics, rubber or vulcanised fibre
  • A43B 13/18 - Resilient soles

82.

POLYIMIDE FILM, POLYAMIDE ACID AND VARNISH CONTAINING SAME, AND POLYIMIDE MULTILAYER BODY AND METHOD FOR PRODUCING SAME

      
Application Number 17765726
Status Pending
Filing Date 2020-04-06
First Publication Date 2022-11-24
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Fukukawa, Kenichi
  • Okazaki, Masaki
  • Urakami, Tatsuhiro
  • Hisamune, Yutaka

Abstract

The purpose of the present invention is to provide: a polyimide film which is able to be formed at relatively low temperatures, while being less susceptible to coloring and having high transparency; and a polyamide acid or varnish for achieving this polyimide film. This polyimide film contains a polyimide which is a polymerization product of a tetracarboxylic acid dianhydride component and a diamine component. The tetracarboxylic acid dianhydride component contains from 60% by mole to 100% by mole of a tetracarboxylic acid dianhydride of a specific structure relative to the total amount of the tetracarboxylic acid dianhydride; and the diamine component contains from 30% by mole to 70% by mole of an alicyclic diamine and from 30% by mole to 70% by mole of an alkylene diamine relative to the total amount of the diamine component.

IPC Classes  ?

  • C08G 73/10 - Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
  • C08J 5/18 - Manufacture of films or sheets
  • B32B 27/34 - Layered products essentially comprising synthetic resin comprising polyamides
  • B32B 37/06 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method

83.

BENZOTRIAZOLE COMPOUND, LIGHT ABSORBER, AND RESIN COMPOSITION

      
Application Number 17760991
Status Pending
Filing Date 2020-09-18
First Publication Date 2022-11-17
Owner
  • MITSUI CHEMICALS, INC. (Japan)
  • YAMAMOTO CHEMICALS, INC. (Japan)
Inventor
  • Kawaguchi, Masaru
  • Ito, Shinsuke
  • Totani, Yoshiyuki
  • Matsui, Yusuke
  • Kumagae, Yojirou
  • Kakio, Daisuke
  • Sawano, Bunji
  • Naruse, Hiroshi
  • Yamaguchi, Ryoji

Abstract

Provided is a benzotriazole compound represented by Formula (1). In Formula (1), R1 to R4 represent substituents. In Formula (1), n1 represents an integer from 0 to 4, and n2 represents an integer from 0 to 3.

IPC Classes  ?

  • C07D 249/20 - Benzotriazoles with aryl radicals directly attached in position 2
  • C08K 5/3475 - Five-membered rings condensed with carbocyclic rings

84.

POLYTHIOL COMPOSITION AND APPLICATIONS THEREOF

      
Application Number 17619843
Status Pending
Filing Date 2020-07-14
First Publication Date 2022-11-17
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Nishimura, Takeshi
  • Furuya, Masayuki
  • Suesugi, Kouji

Abstract

A polythiol composition includes a polythiol compound (A) including at least one of 4,8-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, 4,7-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, or 5,7-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, and a polythiol compound (B) that is 4-mercaptomethyl-1,8-dimercapto-3,6-dithiaoctane.

IPC Classes  ?

  • C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
  • C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

85.

PELLICLE DEMOUNTING METHOD AND PELLICLE DEMOUNTING PREPROCESSING DEVICE

      
Application Number 17771981
Status Pending
Filing Date 2020-12-10
First Publication Date 2022-11-17
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Ishikawa, Akira
  • Kohmura, Kazuo

Abstract

A pellicle demounting method includes providing a stack including a photomask, a pellicle frame, and a pellicle film that are arranged in this order, forming of a pressure-sensitive adhesive layer on the pellicle film in the stack, and a demounting step of demounting at least the pellicle film and the pressure-sensitive adhesive layer from the photomask in the stack having the pressure-sensitive adhesive layer formed thereon.

IPC Classes  ?

  • G03F 1/64 - Pellicles or pellicle assemblies, e.g. having membrane on support frame; Preparation thereof characterised by the frames, e.g. structure or material thereof

86.

STRUCTURAL POLYURETHANE ADHESIVE

      
Application Number 17770223
Status Pending
Filing Date 2020-10-27
First Publication Date 2022-11-10
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Yamamoto, Naomi
  • Chikamoto, Takuya
  • Morita, Hirofumi

Abstract

A structural polyurethane adhesive includes a polyisocyanate component containing a urethane prepolymer having an isocyanate group at its terminal and a derivative of xylylene diisocyanate; and a polyol component containing a macropolyol having a number average molecular weight of 500 or more and 10000 or less, and an average number of hydroxyl groups of 1.9 or more and 4.0 or less.

IPC Classes  ?

87.

FRAME AND EYEWEAR

      
Application Number 17633230
Status Pending
Filing Date 2020-08-06
First Publication Date 2022-11-10
Owner Mitsui Chemicals, Inc. (Japan)
Inventor
  • Muramatsu, Akihiro
  • Kan, Ryuki
  • Ohto, Takafumi

Abstract

This frame comprises: a front piece; a temple piece; a connection part that is elastic and that connects the front piece and the temple piece; and wiring which electrically connects a front piece-side electrical element provided to the front piece and a temple piece-side electrical element provided to the temple piece, and a portion of which is routed through the space between the front piece and the connection part.

IPC Classes  ?

88.

PHOTOCURABLE COMPOSITION AND DENTAL PRODUCT

      
Application Number 17639927
Status Pending
Filing Date 2020-10-28
First Publication Date 2022-10-27
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Endo, Suguru
  • Sakamaki, Toshikazu
  • Kimura, Mai
  • Murai, Hiroki
  • Hayashi, Takaaki

Abstract

A photocurable composition includes a (meth)acrylic monomer component and a photopolymerization initiator, wherein an adhesive force of a cured product is less than or equal to 1.5 N, and a rupture elongation of the cured product is greater than or equal to 20%.

IPC Classes  ?

  • A61K 6/62 - Photochemical radical initiators
  • A61K 6/887 - Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • C08F 22/02 - Acids; Metal salts or ammonium salts thereof
  • C08F 2/50 - Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
  • C08F 22/38 - Amides

89.

MATERIAL FOR 3D PRINTING, 3D PRINTED OBJECT, AND METHOD OF MANUFACTURING 3D PRINTED OBJECT

      
Application Number 17762032
Status Pending
Filing Date 2020-09-23
First Publication Date 2022-10-27
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kondo, Yuki
  • Ito, Tomoaki
  • Takeuchi, Fumito
  • Chen, Pingfan

Abstract

A material for 3D printing includes a thermoplastic resin, a thermoplastic elastomer, and a filler. The filler includes talc. A content of the filler is 5% by mass or more and 70% by mass or less with respect to a total mass of the material for 3D printing.

IPC Classes  ?

  • C08L 23/10 - Homopolymers or copolymers of propene
  • B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]

90.

VISUAL FUNCTION TESTING DEVICE

      
Application Number 17641119
Status Pending
Filing Date 2020-08-27
First Publication Date 2022-10-20
Owner Mitsui Chemicals, Inc. (Japan)
Inventor Suzuki, Kenji

Abstract

The present invention comprises a visual target display unit (100) which displays a visual target image (B) for causing a subject (P) to focus on a visual target region (Ba), and a light emitting unit (200) which is arranged at the front side of the visual target display unit (100) such that a first region (Ba) of the visual target display unit (100) is exposed toward the subject (P) and which emits interfering light (C) from a second region (Ca) positioned around the first region (Ba).

IPC Classes  ?

  • A61B 3/00 - Apparatus for testing the eyes; Instruments for examining the eyes
  • A61B 3/032 - Devices for presenting test symbols or characters, e.g. test chart projectors

91.

DISPLAY DEVICES

      
Application Number 17760949
Status Pending
Filing Date 2020-09-14
First Publication Date 2022-10-20
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kurita, Hayato
  • Komiya, Kan

Abstract

A display device that includes a display element including a light source, and a surface film disposed so as to overlap with the display element and including a thermoplastic elastomer composition, the thermoplastic elastomer composition satisfying conditions (1) and (2) below, and the surface film satisfying conditions (3) and (4) below: (1) The melt flow rate (ASTM D1238, 230° C., 2.16 kg load; MFR) is not less than 30 g/10 min. (2) The type A hardness (momentary value) measured by a method in accordance with JIS K6253 is 60 to 90. (3) The thickness is not less than 300 μm and not more than 2 mm. (4) The total light transmittance measured by a method in accordance with JIS K7361 is 3 to 60%.

IPC Classes  ?

  • C08L 23/08 - Copolymers of ethene
  • G02F 1/1333 - Constructional arrangements
  • C08L 83/04 - Polysiloxanes
  • C08L 53/02 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl aromatic monomers and conjugated dienes

92.

POLYURETHANE DISPERSION

      
Application Number 17616886
Status Pending
Filing Date 2020-06-03
First Publication Date 2022-10-13
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kouda, Chikako
  • Fukuda, Kazuyuki
  • Uchida, Takashi

Abstract

In a polyurethane dispersion obtained by water-dispersing a polyurethane resin, the polyurethane resin is a reaction product obtained by reacting at least a polyisocyanate component with an active hydrogen group-containing component containing an active hydrogen compound having an anionic group, a ratio of the total moles of a urethane group and a urea group is 1.5 mol or more with respect to 1 kg of the polyurethane dispersion, and the carbonate ion concentration is 700 ppm or less with respect to the polyurethane dispersion.

IPC Classes  ?

  • C08J 7/048 - Forming gas barrier coatings
  • C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
  • C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
  • C08G 18/72 - Polyisocyanates or polyisothiocyanates
  • C08G 18/32 - Polyhydroxy compounds; Polyamines; Hydroxy amines
  • C08G 18/34 - Carboxylic acids; Esters thereof with monohydroxyl compounds
  • C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
  • C08G 18/08 - Processes
  • C08G 18/44 - Polycarbonates
  • C08G 18/66 - Compounds of groups , , or
  • C08J 7/04 - Coating
  • C09D 175/08 - Polyurethanes from polyethers
  • C09D 175/06 - Polyurethanes from polyesters
  • C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
  • C08G 18/48 - Polyethers
  • C08G 18/65 - Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen

93.

THERMOPLASTIC ELASTOMER COMPOSITION AND THERMOPLASTIC ELASTOMER MOLDED BODY

      
Application Number 17615658
Status Pending
Filing Date 2020-06-17
First Publication Date 2022-10-06
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Ishikawa, Ryo
  • Aburaki, Ryosuke
  • Kusumoto, Remi

Abstract

A thermoplastic elastomer composition: 41 to 70 parts by mass of component (A), 0 to 54 parts by mass of component (B), and 5 to 59 parts by mass of component (C) ((A), (B), and (C) being 100 parts by mass), with dynamic heat treatment with a cross-linking agent. Component (A): a propylene block copolymer having a melt flow rate measured in accordance with ISO1133. Component (B): an ethylene/α-olefin/non-conjugated polyene copolymer including a structural unit derived from ethylene, a structural unit derived from an α-olefin having 3 to 20 carbon atoms, and a structural unit derived from a non-conjugated polyene. Component (C): an ethylene/α-olefin copolymer including a structural unit derived from ethylene and a structural unit derived from an α-olefin having 4 to 20 carbon atoms and having a melt flow rate measured in accordance with ISO 1133.

IPC Classes  ?

  • C08L 23/16 - Ethene-propene or ethene-propene-diene copolymers
  • C08L 53/00 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
  • B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor

94.

METHOD OF MANUFACTURING OPTICAL MEMBER, AND OPTICAL MEMBER

      
Application Number 17637529
Status Pending
Filing Date 2020-09-16
First Publication Date 2022-09-15
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Ito, Shinsuke
  • Ribeiro, Nigel

Abstract

A method of manufacturing an optical member by curing a thermally polymerizable composition by heating includes, in the following order: a first step of filling an inside of a mold with the thermally polymerizable composition in which the mold is configured by disposing a frame-shaped member, with a Young's modulus of 1.0 GPa or more at a polymerization initiation temperature of the thermally polymerizable composition, between two mold members facing each other; and a second step of heating the mold to the polymerization initiation temperature or more.

IPC Classes  ?

  • B29C 39/26 - Moulds or cores
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
  • B29C 33/40 - Plastics, e.g. foam or rubber

95.

POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIAL, OPTICAL MATERIAL, AND USE THEREOF

      
Application Number 17428313
Status Pending
Filing Date 2020-02-07
First Publication Date 2022-09-15
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kawaguchi, Masaru
  • Ito, Shinsuke

Abstract

A polymerizable composition for an optical material of the present disclosure includes (A) an isocyanate compound, (B) at least one active hydrogen compound selected from the group consisting of a polythiol compound having two or more mercapto groups, a hydroxythiol compound having one or more mercapto groups and one or more hydroxyl groups, a polyol compound having two or more hydroxyl groups, and an amine compound, and (C) an ultraviolet absorber represented by General Formula (1). A polymerizable composition for an optical material of the present disclosure includes (A) an isocyanate compound, (B) at least one active hydrogen compound selected from the group consisting of a polythiol compound having two or more mercapto groups, a hydroxythiol compound having one or more mercapto groups and one or more hydroxyl groups, a polyol compound having two or more hydroxyl groups, and an amine compound, and (C) an ultraviolet absorber represented by General Formula (1).

IPC Classes  ?

  • C08K 5/3475 - Five-membered rings condensed with carbocyclic rings
  • C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
  • C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
  • C08K 5/45 - Heterocyclic compounds having sulfur in the ring
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics

96.

HEATING ELEMENT ACCOMMODATION CASE AND STRUCTURE

      
Application Number 17626438
Status Pending
Filing Date 2020-09-30
First Publication Date 2022-09-08
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Kimura, Kazuki
  • Kuriyagswa, Mizue
  • Torii, Tomoki
  • Okumura, Yasuyuki
  • Toba, Norihide
  • Nakata, Takashi

Abstract

A heating element accommodation case, comprising a casing to accommodate a heating element, the casing having a flow channel configured for a liquid to flow through, a portion of the flow channel being formed of a resin; and a heating element accommodation case, comprising a casing to accommodate a heating element and an airflow channel configured for air to flow through.

IPC Classes  ?

  • F28D 15/00 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls
  • F28F 21/06 - Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material
  • H01M 10/613 - Cooling or keeping cold
  • H01M 10/6567 - Liquids
  • H01M 10/6563 - Gases with forced flow, e.g. by blowers
  • H01M 10/6556 - Solid parts with flow channel passages or pipes for heat exchange

97.

URETHANE ALLYL COMPOUND, MONOMER COMPOSITION, MOLDED BODY, COMPOSITION FOR DENTAL MATERIAL, AND DENTAL MATERIAL

      
Application Number 17629503
Status Pending
Filing Date 2020-08-11
First Publication Date 2022-09-01
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor Kakinuma, Naoyuki

Abstract

A urethane allyl compound having a urethane bond and an allyloxy group.

IPC Classes  ?

98.

CYCLIC OLEFIN-BASED COPOLYMER COMPOSITION, VARNISH, AND CROSS-LINKED PRODUCT

      
Application Number 17295072
Status Pending
Filing Date 2019-11-22
First Publication Date 2022-09-01
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Murase, Hirohiko
  • Asahina, Koutarou
  • Takeuchi, Fumito

Abstract

A cyclic olefin-based copolymer resin composition includes a cyclic olefin-based copolymer (M); and a maleimide compound (L), in which the cyclic olefin-based copolymer (M) includes a cyclic olefin-based copolymer (m) including a repeating unit represented by a specific general formula, the maleimide compound (L) has a solubility parameter (SP value) obtained by Fedors method of 19J1/2/cm3/2 or more and 26J1/2/cm3/2 or less and includes a maleimide compound (1), which is a bismaleimide compound having at least two maleimide groups in a molecule, and when a total of the cyclic olefin-based copolymer (M) and the maleimide compound (L) is 100 parts by mass, a content of the maleimide compound (L) is 1 part by mass or more and 50 parts by mass or less.

IPC Classes  ?

  • C08F 287/00 - Macromolecular compounds obtained by polymerising monomers on to block polymers
  • C08J 5/24 - Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
  • H05K 1/03 - Use of materials for the substrate

99.

LUBRICATING OIL COMPOSITION

      
Application Number 17636823
Status Pending
Filing Date 2020-08-26
First Publication Date 2022-09-01
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor
  • Hayakawa, Akio
  • Yamamoto, Shuhei
  • Udagawa, Akihiro
  • Yamashita, Masahiro
  • Saito, Yusuke

Abstract

A lubricating oil composition with a resin (A) and a base oil (B), the resin (A) is in a range of 0.01 to 50 parts by mass per 100 parts of (A) and (B), the resin (A) satisfies the following requirements: (A-1) the resin (A) is a polymer including a constituent unit from 4-methyl-1-pentene in a range of 60 to 99 mol % and a constituent unit from an α-olefin having 2 to 20 carbon atoms (excluding 4-methyl-1-pentene) in a range of 1 to 40 mol % (provided that 4-methyl-1-pentene and the α-olefin is 100 mol %); (A-2) intrinsic viscosity [η] measured in decalin at 135° C. is in a range of 0.01 to 5.0 dl/g; (A-3) a melting point (Tm) is in a range of 110 to 150° C. as determined by DSC; and the base oil (B) has (B-1) kinematic viscosity at 100° C. is in a range of 1 to 50 mm2/s.

IPC Classes  ?

  • C10M 169/04 - Mixtures of base-materials and additives
  • C10M 101/00 - Lubricating compositions characterised by the base-material being a mineral or fatty oil
  • C10M 143/08 - Lubricating composition characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing aliphatic monomer having more than 4 carbon atoms

100.

LAMINATED BODY, METHOD OF MANUFACTURING LAMINATED BODY, ANTIFOGGING FILM FORMING COMPOSITION, ANTIFOGGING FILM, AND SET OF ANTIFOGGING FILM FORMING COMPOSITIONS

      
Application Number 17676321
Status Pending
Filing Date 2022-02-21
First Publication Date 2022-09-01
Owner MITSUI CHEMICALS, INC. (Japan)
Inventor Watanabe, Makoto

Abstract

A laminated body including: a substrate; a storage layer; and a buffer layer disposed in this order, in which the storage layer is formed of a cured product of a composition containing a polyfunctional monomer (a1), inorganic particles (a2), and a surfactant (a3), the buffer layer is formed of a cured product of a composition containing a polyfunctional monomer (b1) and inorganic particles (b2), a content mass of the inorganic particles (a2) is 30% by mass or more, a content mass of the inorganic particles (b2) is 30% by mass or more, and the polyfunctional monomer (a1) and the polyfunctional monomer (b1) contain a polyfunctional monomer having a molecular weight per epoxy group in one molecule of 200 g/mol or more.

IPC Classes  ?

  • G02B 1/10 - Optical coatings produced by application to, or surface treatment of, optical elements
  • G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
  • C03C 17/32 - Surface treatment of glass, e.g. of devitrified glass, not in the form of fibres or filaments, by coating with organic material with synthetic or natural resins
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