22=CR1R2, and is characterized by including the following four kinds of triads (U-1) to (U-4) each composed of the constituent unit (A) and the constituent unit (B): (U-1), (A)-(A)-(A); (U-2), (A)-(A)-(B); (U-3), (B)-(A)-(A); and (U-4), (B)-(A)-(B), the total content of (U-2) and (U-3) in all the four kinds of triads being 9.0 mol% or less.
Provided is a composition that contains a compound having polymerizability, that has high storage stability, and that can suppress corrosion of metal during storage. This composition contains an unsaturated compound represented by formula (1) and an organic halide. The contained amount of the organic halide expressed as halogen elements is 1-10,000 mass ppm with respect to the contained amount of the unsaturated compound. In formula (1), R1, R2, R3, R4, R5, and R6 each independently represent a hydrogen atom or an alkyl group having 1-10 carbon atoms.
3-Methyl-1-butene that has a purity determined by gas chromatography of 99.5000-99.9940% and contains 0.0070-0.1700% of 2-methyl-1-butene as an impurity.
22=CR1R2 (I), wherein the copolymer is characterized by containing the following four triplet structures (U-1) to (U-4) composed of the structural unit (A) and the structural unit (B), (A)-(A)-(A)…(U-1), (A)-(A)-(B)…(U-2), (B)-(A)-(A)…(U-3), (B)-(A)-(B)…(U-4), and by the total content of (U-2) and (U-3) in the total amount of the four triplet structures being 5.5 mol% or less.
A device (10) for producing an inflation film comprises: an extrusion means (1) which melts a thermoplastic resin and extrudes the melt through an annular die (2); a blowing means (2b) which supplies a gas to the inside of the extruded tubular melt to form a bubble; an air ring (7) which blows air against the bubble from outside; a take-off device (12) which takes off the bubble while folding the bubble into a sheet form; and a winding device (6) which winds up the folded film. The device (10) for producing an inflation film is equipped with a heating means (8) disposed on the peripheral side of a bubble formation region and extending from a position above the air ring to a position having a given height, and temperature control is conducted for at least two separate zones arranged in the height direction.
A method for producing a thermoplastic liquid crystal polymer film by an inflation filmmaking method that melt extrudes a liquid crystal polymer that exhibits optical anisotropy when molten from an annular die into a tube shape, forms a bubble by supplying a gas and expanding the interior space thereof while cooling this tube-shaped molten material, and takes off this bubble while folding into a sheet shape, wherein the bubble is taken off while heating in a state such that the ratio hf/ht of the height hf from the exit of the die to the frost line of the bubble and the height ht from the exit of the die to the upper end of the heating means is from 50% to 100% by heating the bubble by a heating means provided on the outer periphery of the bubble formation zone, and a thermoplastic liquid crystal polymer film having a molecular orientation SOR of 0.8 to 1.5 is produced.
Provided are: a composition which contains a vinyl alcohol-based polymer and an amphipathic substance and which can yield polymer particles having a small average particle diameter, few coarse particles and good plasticizer-absorbing properties even if suspension polymerization is carried out at a high temperature; a dispersing agent for suspension polymerization, which contains this composition; and a method for producing a vinyl-based polymer. The present invention is a composition which contains a vinyl alcohol-based polymer (A) and an amphipathic substance (B). The vinyl alcohol-based polymer (A) is a carbonyl group-containing vinyl alcohol-based polymer having a degree of saponification of 60 mol% or more. The amphipathic substance (B) includes at least one type selected from the group consisting of a surfactant and a vinyl alcohol-based polymer having a degree of saponification of less than 60 mol%.
C08F 16/34 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical by an aldehydo radical
Provided are: an adhesive composition that is highly bio-based and has suitable adhesion and high thermal resistance; and a production method for the same. This adhesive composition comprises: a block copolymer (X) that includes a polymer block (A) containing a structural unit derived from an aromatic vinyl compound and a polymer block (B) containing a structural unit derived from a conjugated diene compound; and a tackifier (Y). The block copolymer (X) includes, as the polymer block (B), at least one polymer block (B-1) containing a structural unit derived from β-farnesene, and the block copolymer (X) includes at least one block copolymer selected from the group consisting of a non-hydrogenated block copolymer (X0), which is a block copolymer that has not been hydrogenated, and a hydrogenated block copolymer (X1), which is a block copolymer that has been hydrogenated and which has a degree of hydrogenation of less than 50 mol%.
Provided are: a resin composition that exhibits an excellent moldability and contains material that can lessen the environmental impact; and a molded article that uses this resin composition. This resin composition comprises: (I) a block copolymer that contains a polymer block (a1) containing an aromatic vinyl compound-derived structural unit and a polymer block (a2) containing a conjugated diene compound-derived structural unit; and (II) a biomass-derived plasticizer that does not have the carboxy group. The biobased content of the plasticizer (II) is at least 70 mass%.
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
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
C08L 101/12 - Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity
10.
ACRYLIC RESIN COMPOSITION FOR SENSOR PROTECTION COVERS
An acrylic resin composition for sensor protection covers, which comprises an acrylic resin (A) and a light absorber (B), the acrylic resin composition having a deflection temperature under load of 110°C or higher. A 1-mm-thick molded object of the acrylic resin composition has optical properties satisfying all of the requirements (i) to (v). (i) When light having a wavelength of 380-700 nm is caused to enter the molded object at an incidence angle of 0°, the maximum transmittance is 10% or less. (ii) When light having a wavelength of 850-950 nm is caused to enter the molded object at an incidence angle of 0°, the minimum transmittance is 85% or greater. (iii) When light having a wavelength of 1,500-1,600 nm is caused to enter the molded object at an incidence angle of 0°, the average transmittance is 85% or greater. (iv) 0.9≤(transmittance of light having a wavelength of 900 nm when the light is caused to enter the molded object at an incidence angle of 60°)/(transmittance of light having a wavelength of 900 nm when the light is caused to enter the molded object at an incidence angle of 0°)≤1.1 (v) 0.9≤(transmittance of light having a wavelength of 1,550 nm when the light is caused to enter the molded object at an incidence angle of 60°)/(transmittance of light having a wavelength of 1,550 nm when the light is caused to enter the molded object at an incidence angle of 0°)≤1.1
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
G01S 7/03 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group - Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
Provided are: an adhesive agent having excellent adhesiveness and heat resistance; a cured product of the adhesive agent; and a member including the cured product. Specifically, the adhesive agent comprises: 0.05-9.5 mass% of a polyfunctional, polymerizable compound (A) represented by general formula (a1); and 90.5-99.95 mass% of a polymerizable monomer (B). [In general formula (a1), R1-R3each independently represent a hydrogen atom, an alkyl group having 1-6 carbon atoms, an alkenyl group having 2-6 carbon atoms, an aryl group having 6-12 carbon atoms, or an aralkyl group having 7-13 carbon atoms, and R4 represents a (meth)acryloyl group, a vinyl phenyl group, or an alkenyl group having 2-6 carbon atoms. n represents an integer of 1-6.]
Provided is a composition for a vibration-damping material capable of yielding a vibration-damping material having a wide temperature range in which the tanδ value is 0.5 or more. Provided is a vibration-damping material obtained by curing this composition for a vibration-damping material, and provided is a member containing this vibration-damping material. This composition for a vibration-damping material specifically contains 0.05-9.5 mass% of a polyfunctional polymerizable compound (A) represented by general formula (a1) and 90.5-99.95 mass% of a polymerizable monomer (B). [In general formula (a1), R1to R3each independently represent a hydrogen atom, a C1-6 alkyl group, a C2-6 alkenyl group, a C6-12 aryl group, or a C7-13 aralkyl group, and R4 represents a (meth)acryloyl group, a vinyl phenyl group, or a C2-6 alkenyl group. n represents an integer of 1 to 6.]
2222]/[COOH]<5. [4] The content ratio of a functional group composed of unsaturated epoxide in the component (B)≤200 mol/g. [5] The ratio of copper atoms derived from a copper-based stabilizer in the composition≤200 ppm by mass.
C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids
C08K 5/09 - Carboxylic acids; Metal salts thereof; Anhydrides thereof
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
Provided is an emulsion containing a block copolymer (I) and a dispersant (II), wherein the block copolymer (I) contains block structural units (A) containing polylactic acid units (a) as a main component and block structural units (B) containing polyester units (b) as a main component.
C08L 67/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones
C08G 63/06 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxy carboxylic acids
The present invention relates to a porous carbon which has the inclination of an approximate straight line of 4 or greater, said approximate straight line being obtained by, in the measurement of a nitrogen adsorption isotherm, converting the pressure change of nitrogen until adsorption equilibrium is reached at each preset relative pressure into a mass transfer coefficient using the LDF approximation and linearly approximating the relationship between the relative pressure and the mass transfer coefficient at the relative pressure of 1.0×10-4to 1.0×10-3inclusive, and which has a pore volume of 0.8 cm3/g or greater at the pore diameter of 2 to 200 nm inclusive that is calculated from the nitrogen adsorption isotherm by the BJH method.
C01B 32/05 - Preparation or purification of carbon not covered by groups , , ,
B01J 20/20 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
B01J 20/28 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
B01J 20/30 - Processes for preparing, regenerating or reactivating
16.
RESIN COMPOSITION, MOLDED BODY, MULTILAYER STRUCTURE, AND METHOD FOR PRODUCING MULTILAYER STRUCTURE
The present invention provides a resin composition which contains: a modified hydrogenated product (A) of a block copolymer that comprises a polymer block (A-1) having a structural unit that is derived from an aromatic vinyl compound and a polymer block (A-2) having a structural unit that is derived from a conjugated diene compound; and a resin (B). With respect to this resin composition, the modified hydrogenated product (A) has at least one functional group that is selected from the group consisting of a carboxy group, an amino group, a hydroxy group and a group derived from an acid anhydride, while having a vinyl bond content in the polymer block (A-2) of 50% by mole to 99% by mole; the resin (B) is composed of at least one substance that is selected from the group consisting of an acrylic block copolymer and a thermoplastic polyurethane resin; the mass ratio (A)/(B) of the modified hydrogenated product (A) to the resin (B) is 90/10 to 10/90; and the melt flow rate as determined at a temperature of 230°C under a load of 21 N in accordance with JIS K7210 (2014) is 5g/10 minutes or more.
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
C08F 8/46 - Reaction with unsaturated dicarboxylic acids or anhydrides thereof, e.g. maleinisation
C08F 293/00 - Macromolecular compounds obtained by polymerisation on to a macromolecule having groups capable of inducing the formation of new polymer chains bound exclusively at one or both ends of the starting macromolecule
C08F 297/04 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
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
This steering wheel comprises a rim core portion, a resin portion molded on the rim core portion, and a skin that coats at least a part of the surface of the resin portion, wherein the skin is an artificial material and satisfies the relationships of expression (1) and expression (2): Expression (1): 0.65≤G/L≤0.95, and Expression (2): 1.05≤G/R≤1.35, where L, R, and G are hardnesses according to a type C durometer.
Provided are: a base film which has high heat resistance, flexibility, and dimensional stability and is used for providing a vapor deposition layer on at least one surface thereof; and a vapor deposition film comprising said base film and a vapor deposition layer. A base film for vapor deposition is composed of a methacrylic resin composition (I) which contains a methacrylic copolymer (a) having 5-73 mass% of methyl methacrylate units, 25-70 mass% of structural units (r) represented by formula (1), 1-48 mass% of α-methylstyrene units, 1-48 mass% of at least one selected from the group consisting of styrene units and maleic anhydride units, and 0-20 mass% of unsubstituted or N-substituted maleimide units, and which has a glass transition temperature of 135 °C or higher, wherein the film thickness is 10-80 μm, and a biaxial stretch ratio is a multiple of 1.5-8. (In formula (I), R1and R2 are the same as described in the specification.)
The present invention addresses the problem of providing: a multilayer base film which has high heat resistance, high flexibility and high dimensional stability, and is used for the formation of a vapor deposited layer on at least one surface thereof; and a multilayer vapor deposited film which comprises the multilayer base film and a vapor deposited layer. The present invention provides a multilayer base film for vapor deposition, the multilayer base film comprising: a layer that is formed of a methacrylic resin composition (I) which has a glass transition temperature of 135°C or more, while containing a methacrylic copolymer (a) that comprises 5-73% by mass of a methyl methacrylate unit, 25-70% by mass of a structural unit (r) represented by formula (1), 1-48% by mass of an α-methylstyrene unit, 1-48% by mass of at least one unit that is selected from the group consisting of a styrene unit and a maleic acid anhydride unit, and 0-20% by mass of an unsubstituted or N-substituted maleimide unit; and a layer that is formed of a resin composition (T) which contains a thermoplastic resin (b). (In formula (I), R1and R2 are as defined in the description.)
C08F 8/32 - Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
20.
POWER STORAGE DEVICE-USE BINDER, BINDER SOLUTION FOR POWER STORAGE DEVICE, SLURRY FOR ELECTRODE OF POWER STORAGE DEVICE, ELECTRODE OF POWER STORAGE DEVICE, AND POWER STORAGE DEVICE
Provided are: a power storage device-use binder, which exhibits excellent peel strength, resistance characteristics and foaming suppression when used in an electrode; a binder solution for a power storage device; a slurry for an electrode of power storage device; an electrode of a power storage device; and a power storage device. The power storage device-use binder contains a vinyl alcohol-based polymer and a compound represented by formula (1). In formula (1), R1and R2 are each independently an alkyl group having 1-4 carbon atoms. m and n are each independently an integer between 0 and 25.
Provided are a method for producing a melted/mixed composition and a melted/mixed composition. The method comprises a step for melting/mixing a 3-methyl-1-butene polymer and an alkyl radical scavenger. This melting/mixing is performed at 300°C to 380°C. In this method, either an inert gas is introduced into a melting/mixing device and the melting/mixing is performed, or the inside of a melting/mixing device is vacuum degassed and the melting/mixing is performed.
The present invention relates to a composition which comprises a poly(vinyl alcohol)-based resin (A) and a polyol (B1). The polyol (B1) has a glass transition temperature of 25°C or higher. The polyol (B1) is contained in an amount of 26-130 parts by mass per 100 parts by mass of the poly(vinyl alcohol)-based resin (A) and has a melting point of 210°C or lower and a crystallization temperature of 190°C or lower.
C08L 3/02 - Starch; Degradation products thereof, e.g. dextrin
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
C08L 101/16 - Compositions of unspecified macromolecular compounds the macromolecular compounds being biodegradable
23.
NAPPED ARTIFICIAL LEATHER AND MANUFACTURING METHOD THEREFOR
This napped artificial leather comprises a nonwoven fabric containing ultrafine fibers and a polymer elastic body, and has a napped surface, wherein the content of the polymer elastic body is 15-35 mass%, the area ratio of the polymer elastic body present on the napped surface is at most 17%, and a napped fiber length is at most 250 μm.
D06N 3/14 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds with polyurethanes
24.
MANUFACTURING METHOD FOR HYDRATED ETHYLENE-VINYL ALCOHOL COPOLYMER PELLET
Provided is a manufacturing method for hydrated EVOH pellets, the method including a first step for introducing a hydrated EVOH, in which the moisture content W1 is 10-90 mass%, into an extruder and performing melt kneading thereof, and a second step for obtaining hydrated EVOH pellets by cutting the hydrated EVOH ejected from the extruder, wherein: the extruder has a back slit; water is discharged from the back slit while the back slit is decompressed by means of a decompression device; the temperature of the hydrated EVOH ejected from the extruder is 80-120°C; a moisture content W2 is 5-50 mass%; and the ratio (W2/W1) of the moisture content W2 with respect to the moisture content W1 is 0.2 or greater and less than 1. According to such a manufacturing method, because it is possible to efficiently reduce the moisture in a hydrated EVOH while suppressing elution of the EVOH, it is possible to manufacture hydrated EVOH pellets with good productivity.
Provided is a polarizing plate that has sufficient polarization performance and that hardly develops cracks even when the deformation amount during thermoforming is large. This polarizing plate includes a polarizing film containing polyvinyl alcohol as a main component. The thickness of the polarizing film is greater than 20 μm, and the highly oriented amorphous content of the polarizing film is 10.0-18.0%.
The present invention relates to a composition (excluding a detergent composition for home use) which contains (A) a vinyl alcohol polymer that contains a monomer unit having an alkyl group, (B) at least one surfactant and (C) water, wherein the vinyl alcohol polymer (A) satisfies formula (1) 0.010 ≤ X/(S × N) ≤ 0.40 (wherein S represents the content (parts by mass) of the monomer unit having an alkyl group relative to 100 parts by mass of all monomer units in the vinyl alcohol polymer (A); X represents the saponification degree (% by mole) of the vinyl alcohol polymer (A); and N represents the viscosity-average polymerization degree of the vinyl alcohol polymer (A)).
The present invention relates to a method for producing a copolymer, the method comprising a process in which a monomer that contains a 1,3-diene structure and has 4 to 20 carbon atoms is polymerized in a solvent in the presence of an anionic polymerization initiator.
C08F 36/04 - Homopolymers or 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 conjugated
C08F 297/04 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
28.
HYDROGENATED PRODUCT OF BLOCK COPOLYMER, RESIN COMPOSITION, GEL COMPOSITION, CABLE FILLER, CABLE, COSMETIC, LUBRICATING OIL, GREASE, AND METHOD FOR PRODUCING HYDROGENATED PRODUCT OF BLOCK COPOLYMER
The present invention provides: a hydrogenated product of a block copolymer which has a low glass transition temperature and exhibits suitable flexibility, rubber elasticity, and elongation properties even in a low temperature range; a resin composition; and a method for producing the hydrogenated product of a block copolymer. The hydrogenated product of a block copolymer contains a polymer block (A) including a structural unit derived from an aromatic vinyl compound and a polymer block (B) including a structural unit derived from a conjugated diene compound. The hydrogenated product of a block copolymer satisfies conditions (1) to (3) indicated below. (1) The structural unit derived from a conjugated diene compound in the polymer block (B) has a structural unit derived from butadiene and a structural unit derived from isoprene, and does not have any structural units derived from farnesene. (2) The glass transition temperature of the hydrogenated product of a block copolymer is -50ºC or less. (3) When the weight average molecular weight of the hydrogenated product of a block copolymer is denoted by x and the crystallization temperature is denoted by y (ºC), the hydrogenated product of a block copolymer satisfies 5.8x/100,000 - y > 17.
C08F 297/04 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
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
This multilayer film is characterized by having a layer (A) that includes EVOH (a) having an ethylene unit content of 20-50 mol% and a saponification degree of at least 90 mol%, a layer (B) that includes an adhesive resin (b), a layer (C) that includes a polyethylene-based resin (c) having a density of 0.941-0.980 g/cm3, and a layer (D) that includes an ethylene-α-olefin copolymer resin (d) having a density of 0.880-0.920 g/cm3, wherein: there is a layer (A) between at least one set of the layer (C) and the layer (D); there is no layer of which the main component is a resin having a melting point of at least 200 °C or a metal layer having a thickness of at least 1 μm; and, when a temperature from -50 °C to 220 °C is increased (first temperature increase), decreased, and then increased (second temperature increase) at a rate of 10 °C/minute by DSC, the ratio (H1/H2) of the total heat of fusion (H1) at 0-150 °C during the first temperature increase to the total heat of fusion (H2) during the second temperature increase is 0.75-1.01. Thus provided are: a multilayer film having excellent barrier properties, mechanical properties, and recyclability; a multilayer structure; and a packaging material using the same.
Provided is a double-rope structure constituted of an inner core and an outer envelope. In the double-rope structure, the inner core comprises a high-strength/high-elasticity fiber of 20 cN/dtex or greater in yarn strength and 400 cN/dtex or greater in yarn elasticity, and inner outer layer properness represented by the following formula (1) is from 0.70 to 1.20. (1): (a2/b2)/Vf × 100 In the formula (1), a represents a diameter of an outer circumference of the inner core, b represents a diameter of an outer circumference of the outer envelope, and Vf represents a volume ratio (%) of the inner core to the total volume of the inner core and the outer envelope.
Provided is a metal-clad laminated plate roll with which it is possible to prevent the occurrence of gauge bands and wrinkles. This metal-clad laminated plate roll is obtained by winding a sheet member and a metal-clad laminated plate that has a metal layer on at least one surface of a resin film into the form of a roll, the bending resistance of the sheet member, as measured in conformance with the method in JIS L 1096 2010 8.22.1 A Bending resistance (Gurley method), being 0.010 mN or greater. For example, at least the surface of the sheet member in the metal-clad laminated plate roll can be configured from a non-metallic material.
B32B 15/08 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
A block copolymer that contains a block structural unit (A) having a polylactic acid unit (a) as a main component, and a block structural unit (B) having a polyester unit (b) as a main component, the polyester unit (b) containing a unit derived from an aliphatic diol (b1) and an aliphatic dicarboxylic acid (b2), the aliphatic diol (b1) being a C5-9 aliphatic diol that has an alkyl group as a side chain, the carbon number of the aliphatic dicarboxylic acid (b2) being 5-12, and the number-average molecular weight being greater than 10,000.
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
This block copolymer has a block structural unit (A) mainly composed of a polylactic acid unit (a) and a block structural unit (B) mainly composed of a polyester unit (b), wherein: the polyester unit (b) contains units derived from aliphatic diol (b1) and aliphatic dicarboxylic acid (b2); the aliphatic diol (b1) is an aliphatic diol having a carbon number of at least 4 and having an alkyl group as a branched chain; and the number-average molecular weight of the block structural unit (B) is 30,000 to 200,000 (exclusive of 200,000).
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
This polyester comprises a dicarboxylic acid unit and a diol unit, wherein: the dicarboxylic acid unit includes a structural unit derived from terephthalic acid; the diol unit includes a first diol unit, a second diol unit, and a third diol unit; the first diol unit is a structural unit derived from ethylene glycol; the second diol unit is a structural unit derived from 1,2-propanediol; and the third diol unit is a structural unit derived from a bisphenol A ethylene oxide adduct and/or cyclohexanedimethanol. Said polyester is suitable as a raw material for molding having less influence on the environment, in particular, a raw material for extrusion blow molding, and a molded article having favorable impact resistance is obtained by using said polyester.
The present invention provides a coating agent which contains a modified ethylene-vinyl alcohol copolymer (A), wherein: the modified ethylene-vinyl alcohol copolymer (A) comprises structural units (Ia), (Ib) and (Ic) represented by the specific formulae; the respective content ratios a, b and c (% by mole) of the structural units (Ia), (Ib) and (Ic) satisfy formulae (1) to (3); and the degree of saponification (DS), as expressed by formula (4), of the modified ethylene-vinyl alcohol copolymer (A) is 90% by mole or more. A solution of this coating agent exhibits excellent storage stability; and a coating film obtained by applying this coating agent has good appearance and good gas barrier properties. (1): 21 ≤ a ≤ 55 (2): 0.1 ≤ c ≤ 10 (3): (100 - (a + c)) × 0.9 ≤ b ≤ (100 - (a + c)) (4): DS = ((total number of moles of hydrogen atoms from among X, Y and Z)/(total number of moles of X, Y and Z)) × 100
C09D 129/04 - Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
B32B 27/10 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of paper or cardboard
B32B 27/28 - Layered products essentially comprising synthetic resin comprising copolymers of synthetic resins not wholly covered by any one of the following subgroups
B65D 65/40 - Applications of laminates for particular packaging purposes
The present invention relates to a multilayer structure for storing or transporting a gas comprising hydrogen, wherein the multilayer structure comprises at least three layers comprising an inner layer comprising at least one first polymer, a middle layer comprising ethylene-vinyl alcohol copolymer, and an outer layer comprising at least one second polymer, and wherein the water-vapor transmission rate of the inner layer is lower than that of the outer layer. The multilayer structure has excellent hydrogen gas barrier properties. Therefore, the multilayer structure is suitable for a hydrogen storage vessel and a hydrogen transportation pipe.
Provided are a resin composition from which an adhesive having excellent heat resistance and moisture resistance can be obtained, and a cured product using the same. Also provided are a laminate using the cured product, and a method for producing a laminate. The resin composition contains 1,1-dicyanoethylene (A) and a polymerizable monomer (B) represented by general formula (I), and is characterized in that the content of 1,1-dicyanoethylene (A) is 2.0-99.9 mass % of the total of 1,1-dicyanoethylene (A) and the polymerizable monomer (B). CHR1= CR2R3 (I)
The problem to be solved by the present invention is to provide a resin composition having various excellent physical properties such as heat resistance, surface hardness, impact resistance, and surface appearance. The present invention provides a resin composition containing: 5-49 parts by mass of a methacrylic copolymer (A) comprising 5-97 mass% of methyl methacrylate units, 1-70 mass% of structural units (R) represented by formula (I), 1-48 mass% of α-methylstyrene units, 1-48 mass% of at least one selected from the group consisting of styrene units and maleic anhydride units, and 0-20 mass% of unsubstituted or N-substituted maleimide units; 51-95 parts by mass of one or more styrene resins (B) selected from the group consisting of ABS resins, AES resins, ASA resins, and AS resins; and 0-30 parts by mass of a methacrylic resin (C). (In formula (I), R1and R2 are as defined in the description.)
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
The present invention addresses the problem of providing an immunoisolation device: that realizes both a reduction in diffusion distance, which is effective for improving the permeation of physiologically active substance, nutrients, etc., and improved durability that can withstand long-term implantation; and that includes a cell-capturing layer that can prevent the departure of cells or a cluster of cells. Provided is a immunoisolation device comprising a cell-capturing layer (A) and an immunoisolation layer (B) that covers the cell-capturing layer (A). The cell-capturing layer (A) includes a fibrous structure (a1).
The problem to be solved by the present invention is to provide: an immunoisolation device which can achieve both of the reduction in diffusion distance effective for the improvement in permeability of a substance such as a physiologically active substance and a nutrient and the improvement in durability for withstanding transplantation for a long period of time; and an immunological control technology using a cell sheet. The present invention provides an immunoisolation device provided with a sheet-like cell mass containing cells and an extracellular matrix and an immunoisolation layer that covers the cell mass.
An adsorption filter according to the present invention is composed of a molded body including activated carbon and a binder, and the pore volume thereof of pores having diameters of 15-30 μm, with reference to the volume of the adsorption filter, measured via mercury porosimetry is 0.06-0.30 cm3/cc.
B01D 39/20 - Other self-supporting filtering material of inorganic material, e.g. asbestos paper or metallic filtering material of non-woven wires
B01J 20/20 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
C02F 1/28 - Treatment of water, waste water, or sewage by sorption
43.
AQUEOUS SOLUTION, COATING GENT, ADHESIVE, PAPER PROCESSING AGENT, DISPERSANT FOR EMULSION POLYMERIZATION, AQUEOUS EMULSION, MULTILAYER BODY AND METHOD FOR PRODUCING AQUEOUS EMULSION
The purpose of the present invention is to provide an aqueous solution which is configured such that the aqueous solution itself or coated paper or the like obtained using the aqueous solution is excellent in terms of storage stability, coatability, air resistance, silicone curability, adhesion between a release layer and a base material, initial adhesion and water-resistant adhesion. The present invention provides an aqueous solution which contains a vinyl alcohol polymer that comprises a carbonyl group, a formyl group and an alkenyl group in a same molecule or in different molecules.
C08F 2/30 - Emulsion polymerisation with the aid of emulsifying agents non-ionic
C09D 129/04 - Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
C09J 129/04 - Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
C09K 23/52 - Natural or synthetic resins or their salts
D21H 19/20 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
Provided is a transparent laminate capable of inhibiting stray light caused by external light. A transparent laminate (100) according to the present disclosure comprises: an inner transparent base material (2); an outer transparent base material (1) disposed to face the inner transparent base material (2); and a function layer (45) disposed between the inner transparent base material (2) and the outer transparent base material (1) or at a side opposite to the outer transparent base material (1) across the inner transparent base material (2). The function layer (45) includes a louver layer (4) in which light transparent bands (9) and light absorption bands (10) are alternately arranged in the in-plane direction of the function layer (45), and a reflection layer (5) that, upon incidence of visible light, directionally reflects part of the incident visible light in directions other than in a direction of specular reflection.
A poly(vinyl alcohol) film having a degree of swelling (A) of 195-205 mass% and having a value of (B)/(A) of 1.27-1.40, where (B) is the degree of swelling of the film which has been stretched to 2.5 times in 30°C water under the conditions of a stretching rate of 240 %/min. When immersed in 30°C water for 30 seconds, the poly(vinyl alcohol) film has an average water absorption rate of 1.35 mass%/sec or greater. By using such poly(vinyl alcohol) film in polarizing-film production, polarizing films having excellent optical performance can be obtained while diminishing breakages even under high-speed stretching conditions.
Provided are: a thermoplastic resin composition comprising a thermoplastic polyurethane in which toughness and melt tension are improved, without significantly impairing the properties of the thermoplastic polyurethane such as excellent tensile breaking strength, tensile breaking strain, and wear resistance; a molded article produced from the thermoplastic resin composition; and a laminated structure. Provided is a thermoplastic resin composition comprising a thermoplastic polyurethane (A) and an acrylic block copolymer (B) that contains an acrylic ester polymer block (b1) and a methacrylic ester polymer block (b2), wherein the content of the thermoplastic polyurethane (A) relative to a total of 100 parts by mass of the thermoplastic polyurethane (A) and the acrylic block copolymer (B) is greater than 75 parts by mass but not more than 99 parts by mass.
C08F 297/02 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
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
47.
POLY(VINYL ALCOHOL) FILM AND METHOD FOR PRODUCING POLY(VINYL ALCOHOL) FILM
A poly(vinyl alcohol) film comprising poly(vinyl alcohol) having a degree of saponification of 98 mol% or higher and a degree of polymerization of 1,500-8,000, characterized in that the poly(vinyl alcohol), when having an absolute molecular weight of 1×106, has an intrinsic viscosity of 7.5-11 dl/g, which is determined with a gel permeation chromatograph equipped with a light scattering detector and a viscometer at a temperature of 40°C using hexafluoroisopropanol containing 20-mM sodium trifluoroacetate as a mobile phase solvent. Such poly(vinyl alcohol) film has a stable film width, fluctuates little in edge thickness, and has excellent stretchability. With this PVA film, it is hence possible to efficiently produce a polarizing film having a wide width and excellent optical performance.
Provided is an insulating member capable of insulating and fixing a conductive member. An insulating member (10) for insulating a conductive member (6, 8), the insulating member (10) including at least one insulating layer and at least one porous layer, and the insulating member fixing the conductive member. The at least one porous layer is composed of a thermoplastic resin and a plurality of reinforced fibers, and pores are formed between the plurality of reinforced fibers. The porosity Y [%] of the porous layer in the insulating member and the thickness X [μm] of the insulating layer in the insulating member satisfy the following equation (1): 0.01≤Y/X≤4.75
H02K 3/30 - Windings characterised by the insulating material
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
H01B 3/47 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes fibre-reinforced plastics, e.g. glass-reinforced plastics
H01B 17/62 - Insulating-layers or insulating-films on metal bodies
H01F 27/32 - Insulating of coils, windings, or parts thereof
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
49.
HYDROGENATED BLOCK COPOLYMER, GEL COMPOSITION, CABLE FILLER, CABLE, COSMETICS, LUBRICATING OIL, AND GREASE
This hydrogenated block copolymer (a) is a hydrogenated product of a block copolymer that has one polymeric block (A) in which a main body thereof is an aromatic vinyl compound unit, and at least one polymeric block (B) in which main bodies thereof are a butadiene unit (Bd) and an isoprene unit (Ip). The hydrogenated block copolymer satisfies the following requirements (I) and (II). (I) The formula (i) is satisfied. (i): α×β>6.500×109 (In formula (i), α represents the weight average molecular weight of the polymeric block (A), and β represents the weight average molecular weight of the hydrogenated block copolymer (a).) (II) The level of vinylation of the polymeric block (B) is less than 35%.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
A61Q 1/00 - Make-up preparations; Body powders; Preparations for removing make-up
C08F 293/00 - Macromolecular compounds obtained by polymerisation on to a macromolecule having groups capable of inducing the formation of new polymer chains bound exclusively at one or both ends of the starting macromolecule
C10M 143/12 - Lubricating composition characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing conjugated diene
Provided are: a pigment-containing composition capable of suppressing pigment fading by inhibiting pigment degradation; and an ink using said composition. The pigment-containing composition comprises: a pigment capable of absorbing or emitting light having a wavelength of 380 nm-2,500 nm; and a compound (A) including a structure represented by general formula (I). (In general formula (I), R1and R2each independently represent any one among a hydrogen atom, an alkyl group having 1-6 carbon atoms, an alkoxy group having 1-6 carbon atoms, an alkenyl group having 2-6 carbon atoms, an aryl group having 6-20 carbon atoms, and an aralkyl group having 7-20 carbon atoms. R3and R4 each independently represent any one among a hydrogen atom, an alkyl group having 1-6 carbon atoms, an alkoxy group having 1-6 carbon atoms, an alkenyl group having 2-6 carbon atoms, an alkenyloxy group having 2-6 carbon atoms, an aryl group having 6-20 carbon atoms, and an aralkyl group having 7-20 carbon atoms.)
C09B 29/15 - Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group of the naphthalene series
C09D 17/00 - Pigment pastes, e.g. for mixing in paints
C09B 67/00 - Influencing the physical, e.g. the dyeing or printing, properties of dyestuffs without chemical reaction, e.g. by treating with solvents; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
An organic/inorganic cladding material equipped with a thermoplastic liquid crystal polymer film which has a first thermal expansion coefficient in one direction, and an inorganic layer which has a second thermal expansion coefficient in a direction parallel to the one direction, and is joined to the thermoplastic liquid crystal polymer film, wherein the first thermal expansion coefficient is lower than the second thermal expansion coefficient, and the difference between the first thermal expansion coefficient and the second thermal expansion coefficient is 10ppm/K or greater.
A production method of 2,7-octadien-1-ol that comprises: step (1) for feeding a liquid starting material mixture containing butadiene, a Group 6-11 transition metal catalyst containing a Group 6-11 transition metal, a tertiary phosphorus compound, an amine compound and water into a telomerization reactor; and step (2) for reacting butadiene and water in the telomerization reactor under a carbon dioxide atmosphere to obtain a liquid reaction mixture containing 2,7-octadiene-1-ol, wherein the residence time of the liquid starting material mixture in the telomerization reactor is 1.3-3.0 hours.
C07C 29/46 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by addition reactions, i.e. reactions involving at least one carbon-to-carbon double or triple bond by diene-synthesis
C07C 33/02 - Acyclic alcohols with carbon-to-carbon double bonds
[Problem] To provide a polyvinyl alcohol-based fiber having a sufficient shrinkage rate and a sufficient shrinkage stress when water at room temperature or higher, particularly around 35 °C, is absorbed. [Solution] Provided are: a polyvinyl alcohol-based fiber which includes a modified polyvinyl alcohol containing at least 1 mol% of a carboxy group and has a birefringence index of at least 0.040; a fiber structure using said polyvinyl alcohol-based fiber; and a method for producing said polyvinyl alcohol-based fiber.
D01F 6/34 - Monocomponent man-made filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising unsaturated alcohols, acetals, or ketals as the major constituent
Provided is a multilayer laminate in which haze and transmittance can be adjusted as appropriate. A multilayer laminate (1) according to one aspect of the present invention is a multilayer laminate obtained by laminating at least: a substrate (11); a first dimming layer (21) including liquid crystal molecules of which the alignment states change according to an applied voltage; and a second dimming layer (22) including a photochromic material.
G02F 1/13 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
B60J 3/04 - Antiglare equipment associated with windows or windscreens; Sun visors for vehicles adjustable in transparency
E06B 9/24 - Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance
G02F 1/1334 - Constructional arrangements based on polymer-dispersed liquid crystals, e.g. microencapsulated liquid crystals
G02F 1/17 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on variable-absorption elements not provided for in groups
56.
POLISHING LAYER, POLISHING PAD, METHOD FOR MANUFACTURING POLISHING PAD, AND POLISHING METHOD
A polishing layer containing polyurethane, the elongation at break of the polyurethane at a tension speed of 50mm/min after undergoing 50°C water-based saturation swelling being less than 100%; a polishing pad comprising said polishing layer and a method for manufacturing the polishing pad; and a polishing method using the polishing pad.
The present invention relates to: a method for manufacturing a resin sheet, the method comprising at least step P for deforming a sheet-shaped resin modeled article formed by a 3D printer to obtain a compressed sheet by applying pressure (p) to the sheet-shaped resin modeled article while heating the sheet-shaped resin modeled article; and a polishing pad having a polishing layer obtained by using said manufacturing method.
B24D 3/00 - Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
B24D 11/00 - Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
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 80/00 - Products made by additive manufacturing
B24B 37/24 - Lapping pads for working plane surfaces characterised by the composition or properties of the pad materials
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]
B29C 64/188 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control
The objective of the present invention is to provide: a curable resin composition that has high dispersibility of acrylic rubber particles in a curable resin and can provide a cured article with excellent appearance; an adhesive; a molding material; and a cured article. Provided is a curable resin composition comprising a curable resin (A) and acrylic rubber particles (B), wherein the acrylic rubber particles (B) each has: a multilayer structure of two or more layers including an inner layer containing a crosslinked rubber polymer having an acrylate ester unit; and an outermost layer containing a rigid polymer, and wherein the outermost layer of the acrylic rubber particles (B) has a thickness of 3.5 nm or more. Also provided are an adhesive and a curing agent each comprising the curable resin composition, and a cured article of the curable resin composition.
Provided is a composite material that is useful as a reinforcing member, and the like. This composite material comprises at least: a fabric including, as a yarn, a filament having a tensile elasticity of 20 GPa or more; and a thermoplastic elastomer resin. The thermoplastic elastomer resin passes from one surface of the fabric, through an opening in the fabric, and is exposed to the other surface thereof.
B29B 11/16 - Making preforms characterised by structure or composition comprising fillers or reinforcements
D03D 1/00 - Woven fabrics designed to make specified articles
D03D 15/292 - Conjugate, i.e. bi- or multicomponent, fibres or filaments
D03D 15/56 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads elastic
B29K 105/10 - Condition, form or state of moulded material containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns oriented
A polyester according to the present invention contains 0.001-0.2 mol% of a unit derived from a compound represented by formula (I). Said polyester has non-Newtonian properties suitable for extrusion molding, etc., and inhibits coloring or generation of a gel compared to other resins despite polycondensation being performed at high temperatures. Moreover, this polyester is highly safe. [In formula (I), the total of x, y, z, and w is 1-50, and R1-R4 each independently represent a hydrogen atom or an acyl group having 1-18 carbons atoms.]
A vinyl alcohol copolymer according to the present invention includes a vinyl alcohol constituent unit and a C3-C30 olefin constituent unit vinyl alcohol. This copolymer satisfies at least one among the conditions in which: the difference between the melting point and the lowest heat-sealing temperature is 45 °C or more; and the lowest heat-sealing temperature is 80 °C or less. The copolymer satisfies a predetermined relational expression on the basis of the strength obtained from the ultraviolet absorption detector and the refractive index detector, and the number-average molecular weight, in gel permeation chromatography measurements of said copolymer.
This vinyl alcohol copolymer includes vinyl alcohol structural units and olefin structural units. In the copolymer, the storage modulus at 140°C according to dynamic viscoelasticity measurement in conformance with JIS K7244-4:1999 is 3.0×105-7.0×107Pa, and the storage modulus at 90°C according to the dynamic viscoelasticity measurement is 3.5×106 Pa or greater.
This photosensitive resin composition comprises a thermoplastic elastomer (A), a liquid farnesene rubber (B), an ethylenic unsaturated compound (C), and a photoinitiator (D).
G03F 7/027 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
B41N 1/00 - Printing plates or foils; Materials therefor
C08L 9/00 - Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
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
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
65.
POLYVINYL ALCOHOL FILM AND METHOD FOR PRODUCING POLYVINYL ALCOHOL FILM
The present invention provides: a PVA film which is able to be stretched at a high stretching ratio even at high temperatures; and a method for producing the PVA film. The present invention provides a PVA film which is characterized in that if the heat flow of this PVA film is measured by means of a differential scanning calorimeter in the presence of water, the melting end temperature thereof is not less than 93°C but less than 96°C.
Provided are a thermoplastic elastomer composition in which the occurrence of bleeding is suppressed, and which is capable of improving grip properties and is suitable for masterbatches, a pellet of the thermoplastic elastomer composition, and a method for producing the thermoplastic elastomer composition. Additionally provided are a resin composition containing the thermoplastic elastomer composition, and a method for producing the resin composition. The thermoplastic elastomer composition comprises: a block copolymer (X) that includes a polymer block (A) containing a structural unit derived from an aromatic vinyl compound, and a polymer block (B) containing a structural unit derived from a conjugated diene compound; and a liquid rubber component (Y). The polymer block (B) includes a polymer block (B-1) containing a structural unit derived from β-farnesene.
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
C08F 297/04 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
C08J 3/22 - Compounding polymers with additives, e.g. colouring using masterbatch techniques
PELLET OF THERMOPLASTIC ELASTOMER COMPOSITION, RESIN COMPOSITION, METHOD FOR PRODUCING PELLET OF THERMOPLASTIC ELASTOMER COMPOSITION, AND METHOD FOR PRODUCING RESIN COMPOSITION
Provided is, in a shape (for example, a pellet) that can be handled easily, a thermoplastic elastomer composition that contains liquid rubber and that can be used to manufacture a molded article in which bleeding is suppressed and which exhibits desired mechanical characteristics. This pellet is of a thermoplastic elastomer composition that contains: 100 parts by mass of a block copolymer (X) including a polymeric block (A) that has a structural unit derived from an aromatic vinyl compound and a polymeric block (B) that has a structural unit derived from a conjugated diene compound; and not less than 10 parts by mass but less than 150 parts by mass of a liquid rubber component (Y). An antiblocking agent exists in a state of being in contact with the surface of the pellet. The contained amount of the antiblocking agent, including the amount exiting on the surface of the pellet, is 0.1-1.5 parts by mass with respect to 100 parts by mass of the pellet.
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
C08F 2/44 - Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
C08F 2/50 - Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
C08J 3/215 - Compounding polymers with additives, e.g. colouring in the presence of a liquid phase the polymer being premixed with a liquid phase at least one additive being also premixed with a liquid phase
The present invention provides a polyamide composition which exhibits excellent heat resistance and excellent chemical resistance, while having high moldability. This polyamide composition contains a polyamide (A) which contains a diamine unit (X) and a dicarboxylic acid unit (Y), and an organic thermal stabilizer (B); the diamine unit (X) contains not less than 0.1% by mole but less than 36% by mole of a diamine unit (X1); and the diamine unit (X1) is a constituent unit that is derived from an aliphatic diamine which has 6 to 10 carbon atoms, wherein if a carbon atom to which an arbitrary one of the amino groups is bonded is taken to be in the 1-position, an alkyl group having 2 or 3 carbon atoms is bonded to the carbon atom in the 2-position.
According to the present invention, a polyamide composition contains: a polyamide (A) including a diamine unit (X) and a dicarboxylic acid unit (Y); and a halogen-free flame retardant (B), wherein the diamine unit (X) includes at least 0.1 mol% and less than 36 mol% of a diamine unit (X1), and the diamine unit (X1) is a structural unit derived from an aliphatic diamine having 6-10 carbon atoms and having a C2-3 alkyl group bonded to the 2-position carbon atom when any one amino group is bonded to the 1-position carbon atom.
C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids
C08G 69/26 - Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
C08K 3/013 - Fillers, pigments or reinforcing additives
C08K 5/5313 - Phosphinic compounds, e.g. R2=P(:O)OR'
The present invention provides: a polyamide composition which exhibits excellent heat resistance and toughness, while having high moldability; and a molded article which is formed of this polyamide composition. The present invention provides a polyamide composition which contains a polyamide (A) and a polyolefin (B), wherein: the polyamide (A) contains a diamine unit (X) and a dicarboxylic acid unit (Y); the diamine unit (X) contains not less than 0.1% by mole but less than 36% by mole of a diamine unit (X1); the diamine unit (X1) is a constituent unit that is derived from an aliphatic diamine which has 6 to 10 carbon atoms, wherein if a carbon atom to which an arbitrary one of the amino groups is bonded is taken to be in the 1-position, an alkyl group having 2 or 3 carbon atoms is bonded to the carbon atom in the 2-position; and the content of the polyolefin (B) in the polyamide composition is not less than 2% by mass but less than 40% by mass.
C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids
C08G 69/26 - Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
C08L 23/26 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
72.
METHOD FOR PRODUCING MODIFIED ETHYLENE-VINYL ALCOHOL COPOLYMER AND RESIN COMPOSITION INCLUDING SAME
A method for producing a modified ethylene-vinyl alcohol copolymer (C), the method including reacting an ethylene-vinyl alcohol copolymer (A) and a C2-8 monovalent epoxy compound (B) through melt kneading in an extruder using a catalyst solution (D) that is an acetone solution containing zinc ions (F) and sulfonate ions. In this method, it is preferable to use 0.05-1.0 μmol/g of zinc ions (F) in terms of the number of mol relative to the mass of the ethylene-vinyl alcohol copolymer (A). Also, it is preferable to add a mixture of the monovalent epoxy compound (B) and the catalyst solution (D) to the molten ethylene-vinyl alcohol copolymer (A). There is thereby provided a method for producing modified EVOH having exceptional melt stability as well as exceptional barrier properties, stretchability, and the like.
C08F 216/14 - Monomers containing only one unsaturated aliphatic radical
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
C08L 29/04 - Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
C08L 29/10 - Homopolymers or copolymers of unsaturated ethers
73.
RESIN COMPOSITION AND PURGING AGENT USING SAME, AND MOLDING MACHINE PURGING METHOD
A resin composition according to the present invention contains a hydrophilic resin (A), water (B), a basic compound (C), and a polyolefin resin (D). The content of the water (B) is 10-70 parts by mass to 100 parts by mass of the hydrophilic resin (A), the content of the basic compound (C) is 0.1-15 parts by mass to 100 parts by mass of the hydrophilic resin (A), and the polyolefin resin (D) satisfies the following formula (1): (1): 30>X×Y÷(1-Z)≥1 In formula (1), X is the MFR (g/10 min) at 190°C of the polyolefin resin (D), Y is the relaxation time (seconds) of the polyolefin resin (D) at 220°C, and Z is the density (g/cm3) of the polyolefin resin (D).
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
C08L 29/04 - Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
The present invention provides a polyamide composition which exhibits excellent heat resistance and excellent chemical resistance, while having high moldability. This polyamide composition contains a polyamide (A) which contains a diamine unit (X) and a dicarboxylic acid unit (Y), a copper compound (B1) and a metal halide (B2); the diamine unit (X) contains not less than 0.1% by mole but less than 36% by mole of a diamine unit (X1); and the diamine unit (X1) is derived from an aliphatic diamine which has 6 to 10 carbon atoms, wherein if a carbon atom to which an arbitrary one of the amino groups is bonded is taken to be in the 1-position, an alkyl group having 2 or 3 carbon atoms is bonded to the carbon atom in the 2-position.
C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids
C08G 69/26 - Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
The present invention provides a polyamide composition that has high moldability, excellent heat resistance, high mechanical strength, and low anisotropy. Provided is a polyamide composition comprising a polyamide (A) and an inorganic filler (B), wherein: the polyamide (A) includes a diamine unit (X) and a dicarboxylic acid unit (Y); the diamine unit (X) contains not less than 0.1 mol% but less than 36 mol% of a diamine unit (X1); the diamine unit (X1) is a structural unit derived from an aliphatic diamine in which, when position 1 is defined as a carbon atom to which an arbitrary amino group is bonded, an alkyl group having a carbon number of 2 or 3 is bonded to the carbon atom at position 2, and the carbon number thereof is 6-10; and the aspect ratio of the inorganic filler (B) in the polyamide composition is 1-22.
The present invention provides a polyamide resin containing a polyamide (A) that contains a diamine unit (X) and a dicarboxylic acid unit (Y), and a halogen-based flame retardant (B). The diamine unit (X) contains from 0.1 mol% to less than 36 mol% of a diamine unit (X1), and the diamine unit (X1) is a structural unit derived from a C6–10 aliphatic diamine in which, taking the carbon atom to which any one amino group is bonded as position 1, a C2 or C3 alkyl group is bonded to the carbon atom at position 2.
The present invention provides a polyamide composition which contains a polyamide (A) and a fibrous filler (B), wherein: the polyamide (A) contains a diamine unit (X) and a dicarboxylic acid unit (Y); the diamine unit (X) contains not less than 0.1% by mole but less than 36% by mole of a diamine unit (X1); and the diamine unit (X1) is a constituent unit that is derived from an aliphatic diamine which has 6 to 10 carbon atoms, wherein if a carbon atom to which an arbitrary one of the amino groups is bonded is taken to be in the 1-position, an alkyl group having 2 or 3 carbon atoms is bonded to the carbon atom in the 2-position.
This complex includes a polyamide (A) and a continuous fiber (B). The polyamide (A) comprises a diamine unit (X) and a dicarboxylic acid unit (Y). The diamine unit (X) includes a diamine unit (X1) in an amount of 0.1 mol% or more but less than 36 mol%. The diamine unit (X1) is a structural unit derived from an aliphatic diamine which has 6 to 10 carbon atoms and in which, if a carbon atom to which either one of the amino groups is bonded is taken to be at the 1-position, an alkyl group having 2 or 3 carbon atoms is bonded to the carbon atom at the 2-position.
C08J 5/04 - Reinforcing macromolecular compounds with loose or coherent fibrous material
C08G 69/26 - Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
Provided is a multi-layer film which has a layer (X) serving as the outermost layer and in which at least the layer (X), a layer (Y), and a layer (Z) are laminated adjacent to each other in this order, wherein: the layer (X) comprises a resin composition (A) that contains, as the main component thereof, a modified ethylene-vinyl alcohol copolymer (a) which has been modified by an epoxy compound and the melting point of which is not less than 110°C but less than 150°C; the layer (Y) contains, as the main component thereof, an adhesive resin (B), the melting point of which is less than 150°C; the layer (Z) contains, as the main component thereof, a polyethylene resin (C), the melting point of which is less than 150°C; and the resin composition (A) contains 20-1,500 ppm of alkali metal ions (b). This multi-layer film is excellent in terms of external appearance, interlayer adhesiveness, gas barrier properties, and blocking resistance, even while having as the outermost layer thereof a modified EVOH that has been modified with an epoxy compound.
B32B 27/28 - Layered products essentially comprising synthetic resin comprising copolymers of synthetic resins not wholly covered by any one of the following subgroups
D01F 6/50 - Monocomponent man-made filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyalcohols, polyacetals or polyketals
D01F 6/34 - Monocomponent man-made filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising unsaturated alcohols, acetals, or ketals as the major constituent
This multilayer film has: a barrier layer (A) containing as the main component thereof an ethylene-vinyl alcohol copolymer (a) having an ethylene unit content of 20-50 mol% and a degree of saponification of at least 90 mol%; an adhesive layer (B) containing as the main component thereof an adhesive resin (b); and a hot melt bonding layer (C) containing as the main component thereof an ethylene-α-olefin copolymer resin (c) that has a density of 0.880-0.920 g/cm3. The multilayer film does not have: a layer containing as the main component thereof a resin having a melting point of 200°C or more; or a metal layer having a thickness of 1 µm or more. The hot melt bonding layer (C) contains 100-7,000 ppm of a higher fatty acid amide compound (d) that has a melting point of 60-120°C.
B32B 27/28 - Layered products essentially comprising synthetic resin comprising copolymers of synthetic resins not wholly covered by any one of the following subgroups
B65D 65/40 - Applications of laminates for particular packaging purposes
82.
MODIFIED HYDROGENATED BLOCK COPOLYMER AND RESIN COMPOSITION
Provided is a modified product of a hydrogenated product of a block copolymer in which a resin composition having an excellent balance of mechanical properties such as tensile strength, tensile strain at break, and impact resistance can be obtained by addition. A modified hydrogenated product of a block copolymer includes a polymer block containing a structural unit derived from an aromatic vinyl compound and a polymer block containing a structural unit derived from a conjugated diene compound, wherein: the conjugated diene compound contains isoprene and a conjugated diene compound other than isoprene; the vinyl bonding amount of the polymer block is at most 30 mol%; and the modified hydrogenated product has one or more functional groups selected from among an alkoxysilyl group, a carboxy group, an amino group, a hydroxy group, an epoxy group, and an acid anhydride-derived group, has a peak top intensity of loss tangent of at most 0.95, and has a melt flow rate (MFR) of at least 0.5 g/10 min.
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
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
C08L 101/00 - Compositions of unspecified macromolecular compounds
83.
NAPPED ARTIFICIAL LEATHER AND METHOD FOR PRODUCING NAPPED ARTIFICIAL LEATHER
Provided is napped artificial leather that makes it possible to suppress spontaneous elongation during the manufacturing process and set the constant load elongation horizontal/vertical ratio to an appropriate value without a scrim or lining, and that has excellent pilling resistance and appearance, and also provided is a method for producing the napped artificial leather. The napped artificial leather includes a nonwoven fabric that is an entangled body of ultrafine fibers and a polymer elastic body attached to the nonwoven fabric, and has a napped surface on which the ultrafine fibers are raised on at least one surface, the napped artificial leather satisfying the following conditions (1) and (2). (1) The nonwoven fabric is made of ultrafine polyester filaments. (2) The fiber density D1 in the horizontal direction is 150-450 fibers/mm2, the fiber density D2 in the vertical direction is 150-450 fibers/mm2, and D1/D2 is 0.7-1.1.
D06N 3/00 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
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
The present disclosure provides a production method for an aerogel that makes it possible to efficiently dry a wet gel at low cost without the need for an expensive apparatus and to suppress shrinkage and associated cracking during the drying of the wet gel. This production method for an aerogel includes a step (S1) for preparing a starting material liquid that includes a metal compound and at least one type of solvent selected from the group that consists of water and water-soluble solvents, a step (S2) for performing a condensation reaction on the metal compound in the starting material liquid to generate a wet gel in which the solvent is present in the pores of an aerogel, a step (S3) for substituting a polymerizable liquid material for the solvent in the pores of the wet gel, a step (S4) for polymerizing the polymerizable liquid material in the pores of the wet gel to generate an inorganic/organic composite in which a polymer is present in the pores of an aerogel, and a step (S5) for decomposing and thereby removing the polymer in the pores of the inorganic/organic composite.
C08L 85/00 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon; Compositions of derivatives of such polymers
C08L 101/00 - Compositions of unspecified macromolecular compounds
C08F 2/44 - Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
C08J 9/42 - Impregnation with macromolecular compounds
85.
CELL CULTURE METHOD USING SERUM-FREE CULTURE MEDIUM
The problem to be solved by the present invention is to provide a method which makes it possible to culture anchorage-dependent cells with a serum-free culture medium. The present invention provides a cell culture method including a step for culturing cells with a serum-free culture medium while adhering the cells to a crosslinked product of a water-soluble polymer that is compounded with a cell adhesion factor.
The present invention relates to an electrode which comprises at least graphite, a binder and a non-graphite carbonaceous material. If a half cell is produced using this electrode as a working electrode, an Li foil as a reference electrode, and a solution obtained by dissolving lithium hexafluorophosphate at a concentration of 1 mol/L into a mixed solution of ethylene carbonate, dimethyl carbonate and ethyl methyl carbonate as an electrolyte solution, the mixed solution having an (ethylene carbonate)/(dimethyl carbonate)/(ethyl methyl carbonate) volume ratio of 1/1/1, (A) with respect to a cyclic voltammogram obtained by doping the electrode with lithium until the cell voltage reaches 0.01 V, subsequently sweeping a potential at a sweep rate of 0.01 mV/s toward the reduction side until the cell voltage falls to -0.05 V from +0.01 V and further sweeping a potential toward the oxidation side until the cell voltage reaches +0.5 V by cyclic voltammetry, the ratio (A/B) of the area of the region A described below to the area of the region B described below is 4.0% or more, the areas being calculated on the basis of reference points E1, E2, E3 and E4 described below; and (B) the electrode mixture density at a depth of charge of 50% is 1.30 g/cm3 or more if the capacity at the time when the electrode is doped with lithium until the cell voltage reaches 0.05 V is taken as a depth of charge of 100%. Reference point E1: the point at which the absolute value of the current is minimum within the range of -0.05 V ≤ E1 ≤ 0.01 V on the current-voltage curve on the reduction side Reference point E2: the intersection point of the coordinate axis of the voltage (current is 0 mA) and a tangent line with the maximum slope within the range of -0.05 V ≤ E2 ≤ 0.01 V on the current-voltage curve on the reduction side Reference point E3: the point at which the absolute value of the current is minimum within the range of 0.05 V ≤ E3 ≤ 0.1 V on the current-voltage curve on the oxidation side Reference point E4: the point at which the voltage is 0.3 V on the current-voltage curve on the oxidation side Region A: the region surrounded by the current-voltage curve on the reduction side, a straight line that passes through the reference point E1 and is perpendicular to the coordinate axis of the voltage (current is 0 mA), a straight line that passes through the reference point E2 and is perpendicular to the coordinate axis of the voltage (current is 0 mA), and the coordinate axis of the voltage (current is 0 mA) Region B: the region surrounded by the current-voltage curve on the oxidation side, a straight line that passes through the reference point E3 and is perpendicular to the coordinate axis of the voltage (current is 0 mA), a straight line that passes through the reference point E4 and is perpendicular to the coordinate axis of the voltage (current is 0 mA), and the coordinate axis of the voltage (current is 0 mA)
The present invention provides: reinforcing fibers which use an adhesive component that does not contain resorcinol and formalin, and which exhibit excellent adhesion especially to a rubber adherend that has high polarity; a method for producing the reinforcing fibers; and an elastomer product which uses the reinforcing fibers. The present invention provides reinforcing fibers, each of which has an adhesive layer that is configured from an adhesive component containing a liquid conjugated diene rubber and a crosslinking agent on at least a part of the fiber surface, and which are characterized in that the solubility parameter (SP value) of the liquid conjugated diene rubber as calculated by a Fedors method is larger than 9.0 (cal/cm3)1/2.
D06M 15/693 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
B60C 9/00 - Reinforcements or ply arrangement of pneumatic tyres
The present invention provides: an aqueous adhesive which uses an adhesive component that does not contain resorcinol and formalin, and which exhibits excellent adhesion between fibers and an elastomer, while being capable of suppressing contamination in a production step of reinforcement fibers; reinforcement fibers which use this aqueous adhesive; and an elastomer product which uses the reinforcement fibers. The present invention provides an aqueous adhesive for bonding fibers and an elastomer to each other, the aqueous adhesive being characterized by containing (A) an oil-in-water emulsion which contains a liquid conjugated diene rubber and a surfactant, and (B) an aqueous solution or aqueous dispersion of a crosslinking agent.
D06M 15/693 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
B60C 9/00 - Reinforcements or ply arrangement of pneumatic tyres
The present invention pertains to a porous molded plate that contains 35-70 mass% of a substance not involved in a pozzolanic reaction, 20-61.5 mass% of a cement, 1-3 mass% of a synthetic fiber and 2.5-7 mass% of a pulp, wherein the ratio (B)/(A) is 1.70-6.0 [wherein (A) stands for the pore volume within the range of 660-9100 nm in the pore size distribution of the molded plate determined by the mercury injection method, and (B) stands for the pore volume within the range of 6-560 nm therein].
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
Provided is a PVA film that can be used to manufacture a polarizing film exhibiting excellent polarization performance and heat and moisture resistance without increasing the number of steps required for manufacturing the polarizing film. The polyvinyl alcohol film is a water-insoluble polyvinyl alcohol film wherein when a cross-section, that emerged as a result of cutting the polyvinyl alcohol film perpendicular to a first surface and second surface of the polyvinyl alcohol film, is subjected to a nano-indentation test in air having a temperature of 23ºC and a RH of 40%, the composite elastic modulus is such that if the composite elastic modulus in the vicinity of the first surface is denoted by Er1 (GPa), the composite elastic modulus in the vicinity of the second surface is denoted by Er2 (GPa), and the composite elastic modulus of a center section in the thickness direction is denoted by Er3 (GPa), then Er1, Er2, and Er3 satisfy expression (1) and expression (2) below. (1): 0.40 ≦ Er1 - Er3 ≦ 1.20 (2): 0.40 ≦ Er2 - Er3 ≦ 1.20 [In expressions (1) and (2), Er1 is the composite elastic modulus of an area within 5 µm from the first surface toward the center section in the thickness direction, Er2 is the composite elastic modulus of an area within 5 µm from the second surface toward the center section in the thickness direction, and Er3 is the composite elastic modulus of the area of the center section in the thickness direction.]
One aspect of the present invention relates to a porous membrane having a porous structure, the porous membrane being characterized in that at least the porous structure of the membrane cross-section is observed in a cross-sectional surface cut at a discretionary cross-section in which at least the porous structure of the porous membrane can be observed, and, when fractal dimensions calculated using image data obtained by capturing an image of the porous structure at a discretionary image-capture position and a discretionary image-capture magnification are calculated under a plurality of conditions numbering at least two or more, all of the fractal dimensions calculated under each of the plurality of conditions are 1.5-1.9 (inclusive).
B01D 69/00 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
C08J 9/26 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
This full-grain leather-like sheet is provided with a fiber substrate and a resin layer laminated on one surface of the fiber substrate, the resin layer includes at least one skin layer, and the skin layer contains polyurethane, a nonionic compound with an HLB value of 10-16, and a water-soluble polymer, and has a surface free energy with a 25-40 mJ/m2polar part and a 30-40 mJ/m2 dispersive part, analyzed with OWRK.
D06N 3/14 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds with polyurethanes
B32B 5/00 - Layered products characterised by the non-homogeneity or physical structure of a layer
Provided is a polyamide block copolymer containing: a polymer block (A) that contains at least 50 mol% of a structural unit derived from a polyamide; and a polymer block (B) that contains at least 50 mol% of a structural unit derived from at least one substance selected from the group consisting of polyethers and polyesters, wherein the polymer block (B) has a glass transition temperature of 20°C or lower and a melting point of 230°C or higher.
C08G 81/00 - Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
94.
BINDER FOR POWER STORAGE DEVICES, BINDER SOLUTION FOR POWER STORAGE DEVICES, POWER STORAGE DEVICE ELECTRODE SLURRY, POWER STORAGE DEVICE ELECTRODE, AND POWER STORAGE DEVICE
Provided is a binder for power storage devices, that provides an excellent peel strength when used in an electrode and that is favorable for obtaining a low-resistance electrode. Also provided are a binder solution for power storage devices, a power storage device electrode slurry, a power storage device electrode, and a power storage device. The binder for power storage devices contains a modified vinyl alcohol polymer that has a 0.05-10 mol% content of structural units deriving from (A) ethylenically unsaturated dicarboxylic acid derivatives and that has a degree of saponification of 70.0-99.9 mol%. The amount of insoluble component in the modified vinyl alcohol polymer, considered for the aqueous solution prepared with a 5 mass% concentration thereof and residing at 90°C, is from 0.1 ppm to less than 2,000 ppm.
A method for producing a β-methyl-δ-valerolactone polymer, including a step of: adding an end modifier in a reaction solution in which a β-methyl-δ-valerolactone, an alcohol compound or water, and a base catalyst have been reacted; and carrying out an end modifying reaction.
The present invention relates to a carbonaceous material which has an elemental nitrogen content of not less than 1.0 mass% as determined by elemental analysis, an elemental hydrogen content of not more than 0.1 mass% as determined by elemental analysis, and an elemental phosphorus content of 0.5-2.0 mass% as determined by X-ray fluorescence analysis.
C01B 32/05 - Preparation or purification of carbon not covered by groups , , ,
C04B 35/52 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbon, e.g. graphite
H01G 11/24 - Electrodes characterised by the structural features of powders or particles used therefor
H01G 11/42 - Powders or particles, e.g. composition thereof
H01G 11/86 - Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
H01M 4/587 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
100.
MULTILAYER STRUCTURE AND METHOD FOR PRODUCING SAME, PROTECTIVE SHEET FOR ELECTRONIC DEVICE USING SAID MULTILAYER STRUCTURE, AND ELECTRONIC DEVICE
Provided are: a multilayer structure having high barrier properties and clarity and a method for producing the same; a protective sheet for an electronic device using the multilayer structure; and an electronic device. This multilayer structure includes a substrate (X) and a layer (Y). The layer (Y) contains a reaction product (D) of a metal oxide (A) that includes aluminum atoms, and an inorganic phosphorous compound (BI). The substrate (X) and the layer (Y) are contiguous. The image clarity of the multilayer structure with an optical comb width of 0.25 mm when measured according to ISO17221:2014 is 90% or more.