22). The content of the molybdenum sulphide marker can accurately be determined in the mixture, and provides the added advantage, that molybdenum in not a common impurity in conventional adhesives. The present invention further pertains to a kit comprising at least one component of a water curable-mixture and a further component comprising molybdenum sulphide, the use of molybdenum sulphide for the determination of mixing ratios in multicomponent mixtures and processes for bonding battery boxes or directly bonding automotive windows.
C08G 18/50 - Polyethers having hetero atoms other than oxygen
C09J 133/00 - Adhesives based on 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 only one carboxyl radical, or of salts, anhydrides, ; Adhesives based on derivatives of such polymers
2.
METHOD FOR PRODUCING BATCH MATERIAL COMPRISING RENEWABLE RAW MATERIALS AND BITUMEN FOR ACOUSTIC DAMPING COMPOSITIONS
The invention is directed to a method of mixing at least one bitumen component B and at least one solid particulate cellulose-containing filler FW for a mixing time of ≥ 10 min at a mixing temperature of 100 - 180 °C, wherein the weight ratio of solid particulate cellulose-contain filler FW to bitumen B (FW / B) is between 6 : 1 and 1 : 1. The mixture has a low potential for absorbing humidity during storage and safeguards the ability of the cellulose-containing particles to contribute to a high loss factor in an acoustic damping material. The invention is also directed to use of the mixture in an acoustic damping material for damping of vibrations and noise in transportation vehicles and white goods, to a vibration and noise damping element comprising a damping layer composed of the acoustic damping material, to a method for applying a vibration and noise damping element to a noise emitting surface of a substrate, and to a vibration damped system comprising a substrate and the vibration and noise damping element bonded to a noise emitting surface of the substrate.
22=CHNRCOR' (I) whereby R and R' independently of each other is a hydrogen atom or a methyl group, or where R and R' together form an alkylene chain so as to provide, together with the N atom and the C atom to which they are attached, a cyclic structure, especially a five membered ring; b) optionally at least one further monomer unit M2.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
The invention is directed to a sealing element (1) comprising a waterproofing layer (2) comprising polyvinylchloride, at least one plasticizer, optionally at least one inorganic pigment, and at least one polyhydroxyalkanoate. The invention is also directed to use of polyhydroxyalkanoate for improving impact resistance of a plasticized polyvinylchloride formulation.
E04D 5/10 - Roof covering by making use of flexible material, e.g. supplied in roll form by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
E04D 13/16 - Insulating devices or arrangements in so far as the roof covering is concerned
5.
METHODS FOR THE CONTROL OF SHRINKAGE OF CEMENTITIOUS COMPOSITIONS AND CEMENTITIOUS GROUTS HAVING CONTROLLED SHRINKAGE
A method for the control of the shrinkage of cementitious materials, said method comprising the steps of (i) providing a cementitious material, (ii) adding aluminium powder to said cementitious material, (iii) adding calcium oxide or magnesium oxide to said cementitious material, and (iv) adding a shrinkage reducing agent which is an organic molecule to said cementitious material. Cementitious grouts comprising aluminium powder, calcium oxide or magnesium oxide, and a shrinkage reducing agent which is an organic molecule.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
C04B 22/04 - Metals, e.g. aluminium used as blowing agent
The invention is directed to a sealing element (1) comprising a waterproofing layer (2) comprising polyvinylchloride, at least one plasticizer, optionally at least one mineral filler, and dried algae biomass comprising at least one type of microalgae. The invention is also directed to use of dried algae biomass for improving tear resistance of a plasticized polyvinylchloride formulation.
The present invention relates to methods for the improvement of workability of an ettringite-forming cementitious composition comprising the steps of adding ettringite nuclei and adding at least one polycarboxylate ether to the cementitious composition. The present invention also relates to admixtures comprising ettringite nuclei and polycarboxylate ethers and cementitious compositions comprising them.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
A method to produce a mineral binder additive comprises the steps of: a) Providing a source material comprising uncured mineral binder material, carbonating the source material with carbon dioxide, especially under abrasive conditions, such that the mineral binder material is at least partially, in particular completely, carbonated to produce a carbonated granular product, especially a carbonated powder; b) Retrieving the carbonated granular product of step a) as the mineral binder additive.
The present invention describes a polyisocyanurate plastic containing, in relation to the total plastic, a) a cured polymer comprising, in relation to the total polymer, - at least 75 weight-% of polyether chains, - 1 to 5.2 weight-% of urethane groups, and - 0.7 to 7 weight-% of isocyanurate groups, b) at least 20 weight-% of at least one filler. The polyisocyanurate plastic shows pronounced rubber-like properties with a low modulus of elasticity, a low glass transition temperature and a surprisingly high dimensional stability with a high elastic recovery after compression, without the tendency to get brittle over time. It is easily available and is particularly suitable for uses such as shock absorber, sealant, adhesive or gap filler, particularly gap filler with a high thermal conductivity, suitable for the contact with electronic elements or devices, particularly batteries of electric vehicles.
C08G 18/02 - Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
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
The invention relates to a process for preparing an adhesion-promoting pre-treatment composition, comprising the steps: a) providing a reaction vessel containing 100 parts by weight of an alcohol having 1 to 4 carbon atoms; b) adding at least one organosilane OS in an amount that between 0.15 and 0.8 parts by weight of silicon are added and optionally adding at least one organoitianate OT in an amount that between 0.01 and 0.8 parts by weight of titanium are added and optionally adding at least one organozirconate OZ in an amount that between 0.01 and 0.8 parts by weight of zirconium are added; c) adding an acid A in an amount that the resulting pH is between 3.5 and 7; d) adding water, wherein the amount of water added is at least equimolar to or in a molar excess to the molar amount of hydrolyzable silicon-, titanium-, and or zirconium-bound groups present in all added organosilane OS, organoitianate OT, and organozirconate OZ, wherein the amount of water is at most 25 parts per weight; e) optionally, adding further additives selected from colorants, UV markers, condensation catalysts, or stabilizers; f) waiting, optionally under stirring, shaking, and/or heating, until all hydrolyzable groups present in all added organosilane OS, organoitianate OT, and organozirconate OZ are hydrolyzed. The process yields a highly storage-stable adhesion-promoting pre-treatment composition that is useful for automotive glass replacement operations regardless of the ambient climate and enables long-lasting adhesive bonds with improved water stability.
C08G 77/08 - Preparatory processes characterised by the catalysts used
C08G 77/26 - Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen nitrogen-containing groups
C08L 83/08 - Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
C08L 83/14 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Compositions of derivatives of such polymers in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
C09D 183/08 - Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
C09D 183/14 - Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
The present invention relates to a novel chromium reducing agent used in a cement. In particular, present invention provides a chromium reducing agent composition, a method for reducing the water-soluble hexavalent chromium in a cement with the chromium reducing agent composition and a cementitious composition comprising the chromium reducing agent composition. The chromium reducing agent composition comprises: a chelating agent, preferably in an amount of 30-60 wt%, preferably 35-55 wt%, preferably 40-50 wt%, based on the total weight of the chromium reducing agent composition; and optionally a stabilizer, preferably in an amount of 0.1-1 wt%, preferably 0.3-0.7 wt%, preferably 0.4-0.6 wt%, based on the total weight of the chromium reducing agent composition. The chromium reducing agent composition has a remarkable chromium reduction effect, excellent high-temperature resistance, durability and storage stability, and is low in price.
C04B 28/14 - 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 calcium sulfate cements
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
An insulated passage system in an electrically driven motor vehicle comprises a passage which connects a first region (9) to a second region (10), wherein the first region (9) is air-permeable towards a battery of the motor vehicle, and wherein the second region (10) is air-permeable towards a passenger compartment of the motor vehicle. The system also comprises an insulating element (2) which comprises an expanded material (3'), wherein the expanded material (3') closes the passage towards the first region (9), and wherein the expanded material (3') is a single-component, heat-hardened epoxy resin composition.
A floor structure (10, 10', 10") comprises: (i) a supporting element (11), especially made of metal; (ii) an insulating layer (12) made of mineral wool; (iii) a constraining layer (13) made of a metal sandwich structure comprising a first (131) and a second metal cover layer (132), whereby between the first (131) and the second cover layer (132) a core layer (133) having a corrugated structure is arranged, such that between the first cover layer (131) and the core layer (133) first channels (134) and between the second cover layer (132) and the core layer (133) second channels (135) are formed, characterized in that said insulating layer (12) is arranged between said supporting element (11) and said constraining layer (13).
B32B 19/04 - Layered products essentially comprising natural mineral fibres or particles, e.g. asbestos, mica next to another layer of a specific substance
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
B32B 15/18 - Layered products essentially comprising metal comprising iron or steel
B32B 15/20 - Layered products essentially comprising metal comprising aluminium or copper
B32B 3/28 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids characterised by a layer comprising a deformed thin sheet, e.g. corrugated, crumpled
B32B 3/10 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 3/14 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material characterised by a face layer formed of separate pieces of material
E04B 5/00 - Floors; Floor construction with regard to insulation; Connections specially adapted therefor
A method for producing a reinforced three-dimensional object from a mineral binder composition with an additive manufacturing process, comprising the steps of: a) Applying a curable mineral binder composition in the setting state with an additive manufacturing device (100), especially having a movable printing head (103), to produce the unreinforced three-dimensional object (50); b) During production of the three-dimensional object (50) in step a), forming at least one recess (51) in a surface of the three-dimensional object (50) for receiving a reinforcement element (40) in the three-dimensional object (50); c) Insertion of a reinforcing element (40) into the at least one recess (51), whereby the reinforcing element (40) is a fiber-reinforced polymer comprising load-bearing fibers (42) kept together by an organic synthetic material (41); d) Bonding the reinforcing element (40) in the at least one recess (51) with an adhesive.
B28B 1/00 - Producing shaped articles from the material
B28B 23/00 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material
B28B 23/02 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material wherein the elements are reinforcing members
A method for producing a reinforced three-dimensional object from a binder composition with an additive manufacturing process, comprising the steps of: a) Applying a first curable binder composition in the setting state with an additive manufacturing device, especially having a movable printing head, to produce the three-dimensional object (UP); b) During and/or after producing the three-dimensional object (UP), forming at least one cavity (C) for receiving a reinforcement element (RB) in the three-dimensional object (UP); c) Insertion of a reinforcing element (RB) into the at least one cavity (C); d) Casting of the reinforcing element (RB) inside the at least one cavity (C) with a second curable binder composition (SL) in the setting state which is chemically and/or physically different from the first curable binder composition.
B28B 1/00 - Producing shaped articles from the material
B28B 23/02 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material wherein the elements are reinforcing members
B28B 23/04 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material wherein the elements are reinforcing members the elements being stressed
16.
EPOXY RESIN COMPOSITION WITH BIO-BASED GRANULAR MATERIAL
The present invention relates to epoxy resin compositions comprising a resin component containing at least one epoxy liquid resin, a hardener component containing at least one amine hardener, and at least one bio-based granular material with a particle size ≤ 200 µm and a lignin content of at least 10 wt.%, wherein the bio-based granular material is part of the resin and/or the hardener component and the content of bio-based granular material, in relation to the total epoxy resin composition, is 1 to 40 wt.%, preferably 2 to 30 wt.%, in particular 5 to 25 wt.%. The bio-based granular material can be well mixed into the resin and/or hardener component and well re-dispersed after storage. It enables visually high-value coatings with a defect-free and smooth surface.
Described is a method of detecting a leak in a water impermeable liquid applied membrane comprising the following steps: a) applying a water impermeable membrane M onto an electrically conductive layer ECL located on a support substrate SuS by the application of a reactive composition in liquid form on the electrically conductive layer ECL and letting the applied composition cure; b) applying electrical voltage between a conductive detector CD on top of the water impermeable membrane M and the electrically conductive layer ECL such that current will flow between the electrically conductive layer ECL and the conductive detector CD through any leak located within the water impermeable membrane M; c) sensing the current between the electrically conductive layer ECL and the conductive detector CD so as to detect any leak.
G01M 3/40 - Investigating fluid tightness of structures by using electric means, e.g. by observing electric discharges
B01D 65/10 - Testing of membranes or membrane apparatus; Detecting or repairing leaks
E02D 31/02 - Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
E04D 13/00 - Special arrangements or devices in connection with roof coverings; Roof drainage
G01M 3/16 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
C08L 63/00 - Compositions of epoxy resins; Compositions of derivatives of epoxy resins
The invention relates to a combination of single walled carbon nanotubes (SWCNT) with at least one ionic liquid (IL) for producing an electrically conductive epoxy coating useful for preparing a dissipative coating system, wherein, based on the total weight of the electrically conductive epoxy coating, the amount of single walled carbon nanotubes (SWCNT) is in a range of 0.0025%-0.0075%, and the amount of at least one ionic liquid (IL) is in a range of 2.75%-4.5%. The prepared dissipative coating system may be applied as a thin coating and has a resistance to ground of less than 10 7 ohms. The cured coating has an aesthetic appearance and also good or even improved mechanical properties.
The invention relates to a coating composition having protection against electrostatic discharge and a method for the preparation thereof, and to a coating system comprising such coating composition, especially a floor coating system, for protection against electrostatic discharge.
The present invention relates to copolymers, in particular dispersants for mineral binders, comprising or consisting of (i) monomeric units A of the general formula (I), (ii) monomeric units B of the general formula (II), and (iii) monomeric units C of the general formula (III). The present invention also relates to the use of such copolymers as plasticizers for mineral binder compositions. Especially, copolymers of the present invention have been found to yield a high initial slump flow of mineral binder compositions and to retain a high slump flow thereof over longer periods of time.
The invention relates to a non-ionic aldehyde-functional polymer with end groups of formula (I) and an average content of aldehyde groups of 0.15 to 1.2 meq/g. The polymer is suitable for cross-linking compounds with reactive groups such as more particularly cyanoacetate groups, acetoacetate groups or malonate groups at ambient temperatures. It permits a particularly long processing time with fast curing and elastic products that have particularly high tensile strength and tear propagation resistance at high extensibility. It is therefore suitable as a component of elastic adhesives, sealants or coatings that are largely free of toxic ingredients, have low sensitivity to moisture and blistering, have particularly good processability and are particularly robust and durable.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
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 18/24 - Catalysts containing metal compounds of tin
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to a curable composition comprising - a first component containing aldehyde group-containing compounds which comprise at least one compound with two or more aldehyde groups and - a second component containing cyanoacetate group-containing compounds which comprise at least one compound with two or more cyanoacetate groups, wherein the average molecular weight Mn of the first and second components, with respect to the aldehyde or cyanoacetate group-containing compounds, ranges from 400 to 20,000 g/mol, and the average functionality of at least one of the two components, with respect to the aldehyde or the cyanoacetate group-containing compounds, is greater than 2.0. The composition is largely free of toxic ingredients and cures in ambient conditions using conventional catalysts quickly and in a trouble-free manner in order to form a non-tacky elastic polymer with a high degree of strength, a high degree of elasticity, and a high degree of resistance to tear propagation. The composition is particularly suitable for use as an elastic adhesive, sealant, or coating with a high degree of robustness during production, storage, and processing as well as a high degree of resistance after curing.
nn of at least one of the two components, with respect to the aldehyde or 1,3 keto ester group-containing compounds, ranges from 400 to 20,000 g/mol. The composition is largely free of toxic ingredients and cures in ambient conditions using conventional catalysts quickly and in a trouble-free manner in order to form a non-tacky elastic polymer with a high degree of strength and elasticity. The composition is particularly suitable for use as an elastic adhesive, sealant, or coating with a high degree of robustness during production, storage, and processing as well as a high degree of resistance after curing.
nn of at least one of the two components, with respect to the aldehyde or malonate group-containing compounds, ranges from 400 to 20,000 g/mol. The composition is largely free of toxicologically concerning ingredients and cures in ambient conditions using conventional catalysts quickly and in a trouble-free manner in order to form a non-tacky elastic polymer with a high degree of strength and elasticity. The composition is particularly suitable for use as an elastic adhesive, sealant, or coating with a high degree of robustness during production, storage, and processing as well as a high degree of resistance after curing.
The present invention relates to binders for geopolymers, which binders comprise a) not less than 30 w% of a mixture of at least two chemically different aluminosilicates, b) not less than 20 w% of Ordinary Portland cement, and c) 8 – 20 w% of a mixture of calcium sulfoaluminate cement or calcium aluminate cement with a source of calcium sulfate, wherein in said mixture the weight ratio of calcium sulfate to calcium sulfoaluminate and/or calcium aluminate is between 0.08 – 1.5, preferably 0.3 – 1.1, more preferably 0.6 – 1.1. The present invention also relates to geopolymers using such binders as well as their use in various construction methods.
C04B 28/00 - 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
C04B 28/14 - 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 calcium sulfate cements
The invention relates to an insulating element for insulating a structural element in a vehicle, said insulating element comprising a support which has an intermediate wall, a first side wall, and a second side wall, the walls of the support extending along a common longitudinal axis, and the support having an H-shaped cross-section in a plane perpendicular to the longitudinal axis, in which cross-section the first side wall and the second side wall are each positioned at one end of the intermediate wall. The insulating element also comprises: an expandable material which is positioned both between the side walls and on both sides of the intermediate wall; and at least one fixing element which penetrates both the support and the expandable material and is positioned substantially perpendicular to the intermediate wall of the support.
The invention relates to a device (1) for reinforcing a structural element (12, 14) in a motor vehicle, said device comprising: a first support (2) which has an outer side having a predominantly closed surface and an inner side having a surface defined predominantly by ribs (6), a first expandable material (4) being at least in part located on the closed surface of the outer side; a second support (3) which has an outer side having a predominantly closed surface and an inner side having a surface defined predominantly by ribs (6), a second expandable material (5) being at least in part located on the closed surface of the outer side; the first support (2) and the second support (3) being connected to one another in such a way that the inner sides of the supports (2, 3) face one another, and the outer sides of the supports (2, 3) each being directed towards a wall of the structural element (12, 14) in a state of use so that, after expanding, the first expandable material (4) and the second expandable material (5) connect the supports (2, 3) to walls of the structural element (12, 14).
The invention relates to an adhesive composition comprising at least one isocyanate-functional polyurethane polymer and having a low content of monomeric diisocyanates. The invention is also related to a method for producing the adhesive composition, to the use of the adhesive composition as an assembly adhesive, laminating adhesive, or as adhesive for building of sandwich elements, and to a method for bonding substrates to each other.
Disclosed is a method for bonding two substrates comprising the sequential steps of - i) applying a pumpable thermally foaming filler composition on a first substrate S1, and - ii) placing the second substrate S2 so that the distance between the first substrate S1 and the second substrate S2 at the place of application of the pumpable thermally foaming filler composition is between 2 – 10 mm, and - iii) heating the first substrate S1 and the second substrate S2 to a temperature above the activation temperature of the foaming agent to foam the pumpable thermally foaming filler composition, wherein between step ii) and step iii) the applied pumpable thermally foaming filler composition is not in contact with the second substrate S2. The pumpable thermally foaming filler composition comprises at least one rubber, a polyvinylchloride resin and/or acrylic resin powder and a foaming agent. The method of bonding substrates with a thermally expandable composition provides a reduced bond line read through (BLRT) phenomenon.
The invention relates to a method for producing a roof drain element comprising steps of: i) Providing a digital model of a roof drain element (1) and ii) Based on the digital model, producing a roof drain element (1) by additive manufacturing, wherein the roof drain element (1) comprises a baseplate (2) having upper and lower major surfaces (21, 22) and at least one hollow tubular section (3) extending outwardly from the upper major surface (21 ) of the baseplate (2), and wherein step ii) comprises: ii1) Providing a baseplate (2) and H2) Producing tubular section(s) (3) to the upper major surface (21) of the baseplate (2) by using a 3D printer, preferably a fused filament fabrication or a fused particle fabrication printer.
aa value of ≤ 4.9, a tin catalyst K and a compound T that comprises at least one thiol group, the molar ratio of all thiol groups of the at least one compound T to all metal atoms of the at least one tin catalyst K (T/K) being between 2.75:1 and 10:1. The polyurethane composition is suitable for roof coatings and irrespective of the curing conditions has a long pot life and short curing times.
The present invention generally relates to a mortar composition, and particularly, to a fireproof mortar composition that is human friendly and exhibits good workability, excellent mechanical properties and high fire resistance property, which is suitable for use as a fireproof coating for a construction, especially a steel construction such as a reinforcement, or a tunnel. The mortar composition comprises: -a hydraulic binder, preferably in an amount of 10-50 wt%, based on the total weight of the composition; -polyacrylonitrile (PAN) fibers, preferably in an amount of 0.1-1.0 wt%, based on the total weight of the composition; and -light aggregates, preferably in an amount of 10-60 wt%, based on the total weight of the composition.
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
A mortar composition comprises: a) 15 – 50 wt.-% of a mineral binder, whereby: - with respect to 100 parts by weight of the mineral binder, the mineral binder comprises 40 – 70 parts by weight of cement and 30 –60 parts by weight of a cement substitute based on clay, limestone and gypsum; - and whereby, with respect to 100 parts by weight of the cement substitute, the cement substitute comprises: 35 – 65 parts by weight of clay, especially calcined clay, 1 – 20 parts by weight of gypsum, and rest to 100 parts by weight of limestone; b) 50 – 80 wt.-%, especially 62 – 65 wt.-%, of aggregates, especially sand; c) 0 – 10 wt.-%, especially 0 – 6 wt.-% of one or more additives; whereby all of the wt.-% are with respect to the dry weight of the mortar composition.
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
C04B 28/14 - 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 calcium sulfate cements
Described is a method of adding a grounding point to a preexisting dissipative coating layer, comprising the consequent steps of: i) placing an electrically conductive insert (1) into a preexisting dissipative coating layer (2); ii) placing an electrically conductive layer (3) on the preexisting dissipative coating layer (2) in proximity of the conductive insert (1); iii) fastening the electrically conductive layer (3) to the electrically conductive insert (1); iv) connecting the electrically conductive layer (3) and/or the electrically conductive insert (1) to an equipotential bonding. The invention provides a method for a safe and fast installation of additional grounding points for a preexisting dissipative coating or system without removing the preexisting dissipative coating or system.
The invention relates to a solution comprising 5 to 65 wt.% polyphenols which are solid at room temperature and 35 to 95 wt.% amines of formula (I). The solution according to the invention is preferably used for preparing a curing agent for epoxy resins. The solution has low viscosity and can be readily mixed with, and is compatible with, epoxy resins. The solution allows in particular readily processable, low-emission epoxy resin coatings having rapid curing, high final hardness, a flawless, glossy surface and low levels of yellowing, which also cure in a problem-free manner in cold conditions to form coatings of high quality and robustness without using any, or using only a small amount of, thinners.
The present invention relates to a one-component thermosetting epoxy resin adhesive, comprising at least one epoxy resin A, at least one epoxy-functionalized fatty acid oligomer EFA, at least one latent hardener B for epoxy resins; at least at least one terminally blocked polyurethane polymer D1, wherein the weight ratio of the terminally blocked polyurethane polymer D1 to the epoxy-functionalized fatty acid oligomer EFA (D1/EFA) is from 4 –20 and the sum of the total amount of the terminally blocked polyurethane polymer D1 and the epoxy-functionalized fatty acid oligomer EFA (D1+EFA) is from 10 –17.5 wt. -%, based on the total weight of the one-component thermosetting epoxy resin adhesive. The epoxy resin adhesive shows little reduction in the lap shear strength performance in the fully cured state if applied and stored uncured at elevated temperature and humidity, preferably 1 week at 40 °C with 80 % relative humidity, compared to the adhesive immediately cured after application.
The present invention relates to construction panels (1) comprising an insulation layer (2) formed by a hardened inorganic foam and at least one structural reinforcing element (3) which is firmly attached to at least one surface of said hardened inorganic foam wherein said at least one structural reinforcing element (3) is a hardened mortar, preferably a hardened cementitious mortar. Panels of the present invention are useful as thermal and/or acoustic insulation panels or as cover boards in construction.
B32B 13/04 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance
E04C 1/41 - Building elements of block or other shape for the construction of parts of buildings built-up from parts of different materials, e.g. composed of layers of different materials or stones with filling material or with insulating inserts composed of insulating material and load-bearing concrete, stone or stone-like material
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
The present invention relates to rigid inorganic foams comprising at least one cured mineral binder, at least one surfactant, and at least one polymer obtained from the combination of polyisocyanates and polyols and/or polyamines, said polymer comprising anionic groups. The present invention also relates to methods of making rigid inorganic foams and to their use as products or in systems for thermal insulation, acoustic insulation, lightweight construction, and/or passive fire protection.
C04B 38/10 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by using foaming agents
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
C04B 28/14 - 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 calcium sulfate cements
The invention is directed to a method for sealing a substrate comprising steps: i) Providing a membrane sheet comprising a barrier layer and a plurality of spaced-apart strips on a lower major surface of the barrier layer, ii) Providing a fresh cementitious adhesive composition, iii) Applying the fresh cementitious adhesive composition to a surface of the substrate to form a wet adhesive layer, iv) Covering at least a portion of the wet adhesive layer with the membrane sheet such that at least a portion of the outer surfaces of the strips are directly contacted with the wet adhesive layer, and v) Letting the wet adhesive layer to harden to effect adhesive bonding between the membrane sheet and the substrate.
B32B 3/22 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material characterised by an internal layer formed of separate pieces of material of spaced pieces
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 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 11/10 - Layered products essentially comprising bituminous or tarry substances next to a fibrous or filamentary layer
B32B 11/08 - Layered products essentially comprising bituminous or tarry substances comprising such substance as the main or only constituent of a layer, next to another layer of a specific substance of metal
B32B 15/20 - Layered products essentially comprising metal comprising aluminium or copper
40.
A METHOD FOR PRODUCING A WATERPROOFING DETAIL PART
The invention relates to a method for producing a waterproofing detail part for below grade waterproofing comprising steps of: i) Providing and/or obtaining a digital model of the waterproofing detail part and ii) Based on the digital model, producing the waterproofing detail part by additive manufacturing.
The present invention relates to accelerators for the reaction of high-silica aluminosilicates with water. Said accelerator being selected from the group consisting of alkanolamines, reducing agents, sugars, sugar acids, carboxylic acids or their salts, amino acids or their salts, sulfamic acid, glyoxal, acetylacetone, pyrocatechol, nitrilotri(methylphosphonic acid), etidronic acid, mineral salts, or mixtures thereof. The present invention also relates to binders comprising high-silica aluminosilicates and said accelerators as well as their use in construction materials.
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
C04B 28/10 - Lime cements or magnesium oxide cements
C04B 28/14 - 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 calcium sulfate cements
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
The present invention relates to a one-component thermosetting epoxy resin composition, comprising a) at least one epoxy resin A having on average more than one epoxide group per molecule; b) at least one latent hardener for epoxy resins; c) at least one physical or chemical blowing agent BA and d) at least one reaction product RP of at least one carboxyl group containing acrylonitrile/butadiene rubber ABR with at least one vinyl ether monomer VEM of the general formula CH=CH-O-R wherein R is a branched or linear alkyl group, preferably linear alkyl group, having between 8 - 16 carbon atoms. The epoxy resin adhesive is notable for the improved storage stability, especially under warm conditions.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
C08G 59/18 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
C08G 59/40 - 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 curing agents used
C08J 9/04 - 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
C08J 9/32 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof from compositions containing microballoons, e.g. syntactic foams
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
The invention relates to an insulating element for insulating a structural element in a motor vehicle, comprising a carrier and at least one elongate expansion element. The carrier comprises at least one securing element for securing the carrier to the structural element, and also at least one receiving element. The elongate expansion element comprises expandable material, and the expansion element is attached to the receiving element of the carrier.
What is described is a multicomponent composition which is especially suitable for a floor coating. The multicomponent composition comprises a curing component comprising at least one amine functional adduct, which is a reaction product of (a) at least one polyether amine, (b) at least one polyalkylene amine, (c) at least one arylaliphatic or cycloaliphatic amine, (d) at least one polyether epoxy resin, and (e) at least one aromatic liquid epoxy resin. The composition allows an aesthetically pleasing appearance (visual appearance, surface characteristics), good processibility and levelling.
C08G 59/40 - 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 curing agents used
C09D 163/00 - Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
C08G 59/18 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
A method to produce a calcined mineral binder material comprises the steps of: a) Providing a source material comprising a mineral binder material, carbonating the source material with carbon dioxide such that the mineral binder material is at least partially, in particular essentially completely, carbonated to produce a carbonated product; b) Calcining a carbonate-containing material to produce a calcined mineral binder material and carbon dioxide as side product; whereby in step a) the carbon dioxide side product of step b), optionally in combination with further carbon dioxide from a different source, is used as the carbon dioxide for carbonation of the source material; and in step b) the carbonate- containing material comprises the carbonated product of step a), and optionally other material.
The present invention generally relates to a polyurethane-acrylic composition, and particularly, to a polyurethane-acrylic composition that is environment friendly and exhibits low heat shrinkage, which is suitable for use as a waterproof coating for a construction structure, especially for a roof. The polyurethane-acrylic composition comprises: -at least one aqueous acrylic polymer dispersion, preferably in an amount of 17-56 wt %, preferably 20-45 wt %, based on the total weight of the composition; and -at least one aqueous polyurethane dispersion, preferably in an amount of 4-30 wt %, preferably 4-10 wt %, based on the total weight of the composition; wherein the composition is free of a coalescing agent.
C09D 133/00 - Coating compositions based on 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 only one carboxyl radical, or of salts, a; Coating compositions based on derivatives of such polymers
C09D 133/06 - 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
47.
COATING COMPOSITIONS OF ISOCYANATES AND BASIC METAL COMPOUNDS
The present invention relates to a composition comprising at least one polyisocyanate, particles of at least one basic metal compound, and at least one first additive which is a chelating agent comprising at least two functional groups capable of binding to a cation of said metal. Furthermore, a kit comprising said composition and a second composition containing water, the use of the composition for creating a coating and a process related thereto are provided.
A method for producing a three-dimensional object from a curable binder composition with an additive manufacturing process, the method comprises the steps of: - Producing the curable binder composition in the setting state, preferably by mixing the constituents of the curable binder composition in a mixing unit (10), - Conveying the curable binder composition in the setting state via a supply line (12) to a printing head (3) movable in at least one spatial direction, - Applying the curable binder composition in the setting state by means of the printing head (3), wherein the curable binder composition is preferably applied layer-by-layer, to form the three-dimensional object, - Determining a pressure drop over a length section (L) of the supply line (12) with at least two pressure measuring device(s) (13a, 13b), - Optionally, determining a flow rate of the curable binder composition in the supply line, - Optionally determining a temperature of the curable binder composition in the supply line.
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 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
49.
(METH)ACRYLATE-BASED ADHESIVE FOR CORNER ANGLE BONDING
The present invention relates to a two-component composition for use as radically curing adhesive for the bonding of corner angles, frames or profiles in window, door, container or vehicle construction, consisting of a component K1, comprising a) at least one (meth)acrylate monomer A; b) at least one elastomer C having (meth)acrylate end groups, prepared from the reaction of at least one diol D, at least one diisocyanate, and also a (meth)acrylic acid, a (meth)acrylamide or a (meth)acrylic ester that contains a hydroxyl group; c) at least one activator for radical curing; d) preferably at least one inhibitor for radical curing; e) at least one filler; f) and also optionally further additives; and also a component K2, comprising g) at least one initiator for radical curing; h) preferably at least one filler; i) preferably at least one plasticizer; j) and also optionally further additives; characterized in that the composition contains at least 50 wt%, preferably between 60 wt% and 75 wt% of filler, based on the mixture of components K1 and K2. Such compositions are suitable as radically curing adhesive, especially for the bonding of corner angles, frames or profiles in window, door, container or vehicle construction. The compositions according to the invention feature good mechanical properties and adhesion to substrates used in these applications, and are also of low viscosity and can be formulated without volatile and strongly malodorous monomers such as MMA.
C09J 4/06 - Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
C09J 175/16 - Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
C08F 292/00 - Macromolecular compounds obtained by polymerising monomers on to inorganic materials
The present invention relates to methods for the treatment of non-hardened cement compositions, especially returned concrete, and to admixtures suitable to be used in such methods. Admixtures of the present invention comprise modified starch and a sugar. The present invention also relates to solid granules obtained by such methods and fresh concrete or mortar utilizing solid granules thus obtained.
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
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
51.
USE OF ADHESIVES, SEALANTS, OR COATINGS ON GREEN CONCRETE AND OTHER HIGHLY ALKALINE SUBSTRATES
The invention relates to the use of a water-based polymer dispersion composition comprising more than 20 % by weight, based on the total composition, of at least one water-dispersed polymer P, dispersed in water in a concentration of between 40 and 80 % by weight based on the dispersion of water-dispersed polymer P, wherein said at least one water-dispersed polymer P has a glass transition temperature Tg, determined with DSC according to ISO 11357 standard, of < 0°C, at least one surfactant, preferably a non-ionic surfactant, at least one dispersant, in particular a polymeric ammonium or sodium salt of a carboxylic acid copolymer, and optionally at least one plasticizer PL having at least one ester or ether group, as an adhesive, sealant, or coating applied onto at least one alkaline substrate having a pH of at least 10 when wetted with water, wherein the alkaline substrate is fresh concrete, fresh cement mortar, fresh lime mortar, or a fresh lime or silicate paint. The inventive use allows for sealing, adhesively bonding, or coating of such highly alkaline substrates shortly after their deposition or production, while the applied polymer dispersion does not degrade or lose adhesion on these highly demanding substrates.
PROCESSES FOR THE PRODUCTION OF POLYCARBOXYLATE ETHER COPOLYMERS IN THE SOLID STATE, POLYCARBOXYLATE ETHER COPOLYMERS IN THE SOLID STATE PRODUCED THEREBY, AND MINERAL BINDER COMPOSITIONS COMPRISING THE SAME
The present invention relates to processes for the production of polycarboxylate ether copolymers in the solid state, polycarboxylate ether copolymers in the solid state produced thereby, and mineral binder compositions comprising the same. Processes of the invention comprise the steps of providing a first type of monomer, treating the first type of monomer with an acid, providing a second type of monomer, copolymerizing the acid-treated first type of monomer and the second type of monomer to obtain a copolymer which is a polycarboxylate ether, and transferring the copolymer thus obtained into the solid state.
C04B 24/26 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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
C04B 28/14 - 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 calcium sulfate cements
The invention relates to a method for producing a sealing element, the method comprising steps of: i) Providing a digital model of a sealing element (1) and ii) Based on the digital model, producing a sealing element (1) by additive manufacturing, wherein the sealing element (1) comprises a baseplate (2) and a tubular extension (3) projecting outwardly from the baseplate (2) and wherein the baseplate (2) and/or the tubular extension (3) is composed of a polymeric composition comprising: a) At least 35 wt.-%, preferably at least 45 wt.-%, of at least one polymer P selected from PVC, polyolefins, halogenated polyolefin, rubbers, and ketone ethyl esters and b) At least 25 wt.-%, preferable at least 30 wt.-%, of at least one inorganic filler F, all proportions being based on the total weight of the polymeric composition.
F16J 15/10 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
F16J 15/52 - Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall by means of sealing bellows or diaphragms
B33Y 70/10 - Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
B33Y 80/00 - Products made by additive manufacturing
F16J 15/14 - Sealings between relatively-stationary surfaces by means of granular or plastic material, or fluid
B29C 64/153 - Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
54.
MOISTURE-CURING WINDSCREEN ADHESIVE BASED ON POLYURETHANE
nnn of maximally 2,500 g/mol in an NCO/OH ratio of at least 1.3/1, with the proviso that at least one of the polymers P2 and P3 is contained in the composition. The composition according to the invention has improved properties with respect to initial strength and adhesive stability and has an exceptionally simple applicability with a good storage stability, curing speed, strength, extensibility, elasticity and a hazardous material classification which remain unchanged. Such compositions are particularly suitable as elastic adhesives for industrial applications, in particular for adhering windscreens in vehicle construction.
A method for continuously producing a processable mineral binder-based foam comprises the steps of: a) Continuously introducing at least following components into a dynamic mixing device: a curable mineral binder-based material, water and an air entraining agent; b) Mixing the components in the dynamic mixing device in contact with a gas phase to produce a processable mineral binder-based foam; and c) Continuously removing the processable mineral binder-based foam from the mixing device; whereby steps a), b) and c) take place simultaneously.
A fiber-reinforced structure, especially a fiber reinforced concrete structure, comprises a multitude of composite fibers distributed within a matrix of a construction material, especially a mineral binder based construction material, whereby each composite fiber comprises non-metallic load-bearing fibres kept by and/or embedded in an organic synthetic material, and whereby each composite fiber has a linear density of 25 - 500 tex, especially 50 - 350 tex.
C04B 20/00 - Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
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
57.
MOISTURE CURABLE POLYURETHANE HOT-MELT ADHESIVE HAVING IMPROVED INITIAL STRENGTH
The invention relates to a moisture curable adhesive composition comprising at least one isocyanate-functional polyurethane polymer P obtained by reacting: a) A polyol composition comprising a1) At least one at 25 ℃ solid polyester polyol PO1 and a2) At least one polyether polyol PO2, and b) At least one polyisocyanate PI, wherein the at least one polyether polyol PO2 has a hydroxyl-number determined according to ISO 4629-2: 2016 standard of at least 100 mg KOH/g, preferably at least 150 mg KOH/g. The invention is also related to use of the adhesive composition as an assembly adhesive, laminating adhesive, or as an adhesive for the building of sandwich elements, particularly as an interior laminating adhesive in automotive industry.
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
A method for producing a three-dimensional object from a curable binder composition with an additive manufacturing process, whereby before application of the curable binder composition, at least one, for example at least two, especially at least three, in particular at least four, coloring suspension(s) comprises a color pigment and a solvent, especially water, is added to the curable binder composition to color the curable binder composition.
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
59.
METHODS AND MATERIALS FOR PRINTING 3-DIMENSIONAL STRUCTURES WITH LOW DENSITY AND HIGH COMPRESSIVE STRENGTH
The present application provides a method of printing a 3-dimensional object, said method comprising the steps of mixing a dry cementitious composition with water, conveying the mixture obtained to a print head, applying the mixture from said print head layer-by-layer to form a 3-dimensional object, curing the 3-dimensional object, wherein said dry cementitious composition comprises at least one cement, at least one type of slag, at least one activator for said slag, and at least two lightweight aggregates of different particle size.
The invention relates to a structural element system for a motor vehicle with a damping element arranged in the structural element, comprising: a structural element which comprises two joined walls which form, in one portion, a cavity having at least two open ends, a first wall in this portion having an opening; a damping element with a support and an expandable material arranged on the support, the support comprising a closed surface and at least one side wall fastened to this closed surface by ribs; wherein the damping element is arranged in the structural element such that the closed surface of the support covers the opening of the first wall and in that the side wall substantially partially closes an open end of the cavity.
The invention is directed to a roofing membrane (1) comprising a polymeric waterproofing layer (2) having upper and lower major surfaces and an electronic ink display (3) covering at least a portion of the upper major surface of the waterproofing layer (2). The invention is also directed to a method for producing a roofing membrane and to a method for covering a roof substrate using the roofing membrane of the present invention.
E04D 5/10 - Roof covering by making use of flexible material, e.g. supplied in roll form by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
E04D 5/06 - Roof covering by making use of flexible material, e.g. supplied in roll form by making use of plastics
B23B 27/20 - Cutting tools of which the bits or tips are of special material with diamond bits
The invention relates to a single- or two-component mortar composition comprising i) an aluminate binder, ii) a calcium sulfate binder, iii) one or more fillers with a raw density of at least 2.0 g/cm3, and iv) one or more lightweight fillers with a raw density of less than 1.5 g/cm3, wherein the quantity of lightweight filler equals 30 to 70 wt.%, the total quantity of aluminate binder and calcium sulfate binder equals 20 to 65 wt%, and the weight ratio of aluminate binder to calcium sulfate binder ranges from 1:1 to 1:10. When used, the mortar composition hardens quickly and is suitable as a lightweight fill for producing floor structures on substrates with a limited load-bearing capacity.
C04B 28/14 - 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 calcium sulfate cements
C04B 28/16 - 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 calcium sulfate cements containing anhydrite
The invention relates to a method for producing a laminate, characterized in, characterized in that - a wooden body is provided, - a curable composition in the liquid state is applied to the latter, and - the composition cures, the composition containing at least one organic binder and at least 80 % by weight of mineral fillers based on the entire composition. The method enables the permanent joining of wooden bodies and compositions based on an organic binder and having a high content of mineral fillers. The laminates obtained from the method are comparatively light, stable and robust and are especially suitable as sustainable components for building construction, particularly as a ceiling element.
B05D 7/06 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
B28B 1/00 - Producing shaped articles from the material
B28B 1/16 - Producing shaped articles from the material by simple casting, the material being neither forcibly fed nor positively compacted for producing layered articles
B28B 11/04 - Apparatus or processes for treating or working the shaped articles for coating
B28B 11/24 - Apparatus or processes for treating or working the shaped articles for curing, setting or hardening
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
B32B 13/10 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of wood particle board
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
E04B 1/26 - Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
B27N 7/00 - After-treatment, e.g. reducing swelling or shrinkage, surfacing; Protecting the edges of boards against access of humidity
22 scavenger. Moreover, the present invention suggests a process for preparing a polyurea polymer by curing that multi-component composition with the source of chemically bound water. Finally, the present invention suggests the polyurea polymer obtainable by that process and also the use of a specific source of chemically bound water for curing that 0 multi-component composition.
The invention is directed to a sealing element (1) comprising i) A waterproofing layer (2) having a first and a second major surface and comprising at least one powdered superabsorber polymer, ii) Optionally a reinforcement layer (3) fully embedded into the waterproofing layer (2) or adhered to one of the major surfaces of the waterproofing layer (2), wherein the waterproofing layer (2) is a polymeric layer comprising at least one polymer or a bitumen layer comprising bitumen. The invention is also related to a building structure comprising a roof or wall substrate (6), an insulation board (7), and a sealing element (1) arranged between the roof or wall substrate (6) and the insulation board (7), and to use of the sealing element as a roof or wall breather membrane.
B32B 7/02 - Physical, chemical or physicochemical properties
B32B 25/08 - Layered products essentially comprising natural or synthetic rubber comprising rubber as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
B32B 25/14 - Layered products essentially comprising natural or synthetic rubber comprising copolymers in which synthetic rubber constituents predominate
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 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
The present invention relates to a polyurethane composition, comprising at least one polyurethane prepolymer containing an isocyanate group; and 0.7-2.5 wt% of tung oil based on the total weight of the composition. In addition, the present invention further relates to a method for improving the anti-pulverization, especially in the case of a high carbon black content, of a coating of a polyurethane composition, comprising: adding, before curing, 0.7-2.5 wt% of tung oil based on the total weight of the polyurethane composition to the polyurethane composition that comprises at least one polyurethane prepolymer containing an isocyanate group.
The present invention relates to a three-component composition consisting of a polyol component (A) comprising a polyol P1a with an average molecular weight of 800 to 30'000 g/mol, a reaction product RP of at least one mono-functional epoxy component ME selected from the list consisting of monoglycidyl ethers and monoglycidyl esters with at least one alkanolamine AM, and water; and a polyisocyanate component (B) comprising methylene diphenyl diisocyanate (MDI); and a powder component (C) comprising cement and one or more aggregates. Said three-component composition has improved workability and a prolonged open time.
The present invention relates to cementitious compositions comprising or consisting of a) a hydraulic binder itself comprising (in each case relative to the total dry weight of hydraulic binder) ai) 50 – 92 w%, preferably 70 – 77.55 w% of Ordinary Portland Cement, aii) 5 – 50 w%, preferably 21 – 30 w% of biomass ash, preferably bagasse 5 ash, b) 0.01 – 0.5 w%, preferably 0.1 – 0.45 w% (relative to the total dry weight of the cementitious composition) of cellulose ether, c) optionally 0.05 – 2.5 w%, preferably 0.1 – 1 w% (relative to the total dry weight of the cementitious composition) of redispersible polymer powder, and d) optionally at least one activator selected from alkali metal or alkaline earth metal salts of hydroxide, formate, chloride, sulphate, 10 and/or nitrate. The present invention also relates to uses of such cementitious compositions especially as tile adhesive.
The present invention relates to a method for mitigating the effect of swelling clays in mineral construction materials, especially materials based on gypsum or cement binders, comprising at least one dispersant for the mineral binder, said method comprising a step of adding a copolymerized polyvinyl alcohol to said mineral construction material. The present invention also relates to a mineral construction material comprising at least one mineral binder, swelling clay, at least one dispersant for the mineral binder, and a copolymerized polyvinyl alcohol.
C04B 24/26 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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
C04B 28/14 - 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 calcium sulfate cements
70.
MOISTURE CURABLE POLYURETHANE HOT-MELT ADHESIVE HAVING IMPROVED HEAT STABILITY
The invention relates to a moisture curable adhesive composition comprising at least 65 wt.-% of at least one isocyanate-functional polyurethane polymer P obtained by reacting: a) A polyol composition comprising a1) At least one polyester polyol PO1, a2) At least one polyether polyol PO2, and b) At least one polyisocyanate PI, wherein the adhesive composition further comprises at least one non- functionalized thermoplastic polymer TP having a softening point determined by Ring and Ball method according to ISO 4625 standard of 70 – 200 °C, preferably 75 – 185 °C. The invention is also related to use of the adhesive composition for bonding of substrates in production of white goods, automotive vehicles, and electronic devices.
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
The invention is directed to a self-adhering roofing membrane (1) comprising a waterproofing layer (2) comprising at least one polymer P1, a first adhesive layer (3), a barrier layer (4) comprising a polymeric film (4-1) comprising at least one polymer P2, a second adhesive layer (5), and optionally a release liner (6), wherein the first and second adhesive layers (3, 5) are pressure sensitive adhesive layers. The invention is also directed to a fully-adhered roof system and to method for producing a self-adhering roofing membrane.
B32B 1/04 - Layered products essentially having a general shape other than plane characterised by feature of form at particular places, e.g. in edge regions
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 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 15/20 - Layered products essentially comprising metal comprising aluminium or copper
B32B 15/085 - 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 comprising polyolefins
B32B 15/088 - 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 comprising polyamides
B32B 15/09 - 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 comprising polyesters
B32B 15/12 - 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 paper or cardboard
E04D 5/10 - Roof covering by making use of flexible material, e.g. supplied in roll form by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
E04G 23/02 - Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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 27/10 - 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
72.
PROCESS FOR PRODUCING A STORAGE-STABLE AQUEOUS PRIMER FOR GLASS AND CERAMIC SUBSTRATES
The invention relates to a process for preparing an aqueous primer composition, comprising the steps performed in consecutive order: a) dissolving at least one organotitanate OT in a concentrated acid A preferably while stirring and optionally cooling; b) adding water in an amount that the resulting volume ratio of (organotitanate OT and acid A) to water is between 1 :2 and 1 :8 and/or the resulting pH is between 2 and 5, and waiting, optionally while stirring, until a homogeneous, transparent solution is obtained; c) adding at least one organosilane OS; d) diluting the obtained mixture with additional water, until the resulting solution has a weight content of (organotitanate OT plus acid A plus organosilane OS) of between 1 % and 5% by weight, based on the total composition, and/or the resulting solution has a pH of between 2.5 and 4.5. The process does not require using surfactants or emulsifiers yet yields a highly storage-stable primer composition that is useful for adhesion-promoting applications, for example in automotive assembly, and enables long-lasting adhesive bonds with improved heat stability.
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
C03C 17/34 - Surface treatment of glass, e.g. of devitrified glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
C09D 183/08 - Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
A Support device (100) for mounting a solar module (S1, S2, S3, S4), especially a photovoltaic panel, on a mounting surface, in particular on a roof of a building, the support device (100) comprising: a) a base body in the form of a U-shaped profile (110) having two profile legs (111, 112) and a base section (113) connecting the two profile legs (111, 112); whereby an outer surface of the base section (113) of the U-shaped profile (110) is configured to support a solar module (S1, S2, S3, S4), and whereby a profile depth of the U-shaped profile (110) increases along a longitudinal axis from a front face (114) to a rear face (115) of the U-shaped profile (110); and b) at each of the two free end portions (111.1, 112.1) of the profile legs (111, 112), at least one projection (111a, 112a) protruding from the respective profile leg (111, 112), whereby the at least one projections (111a, 112a) are configured as a seating for placing the support device (100) on a mounting surface; and c) at least one fixing element (120a, 120b,..., 120f) which is configured to engage a fastening member (200) for attachment of the support device (100) to the mounting surface.
F24S 25/15 - Arrangement of stationary mountings or supports for solar heat collector modules extending in directions away from a supporting surface using assemblies of plates
The present invention describes a one-component moisture curing composition comprising 100 weight parts of a polymer P1 containing silane groups of the formula (I), 5 to 50 weight parts of at least one liquid epoxy resin, at least one polyketimine, 2 to 15 weight parts of at least one epoxy silane, preferably a glycidoxy silane, 0 to 500 weight parts of fillers and 0 to 500 weight parts of plasticizers. The inventive composition enables adhesives and/or sealants with soft-elastic properties, good adhesion on mortar or concrete after water immersion and a high heat resistance.
The present invention generally relates to a polyurethane composition, and particularly, to a polyurethane composition with stable matt surface and good chalking resistance, which is suitable for use as a sealant and/or an adhesive for sealing and/or bonding, preferably for gap-filling, particularly in construction and manufacturing industries. The polyurethane composition comprises: -a polyurethane prepolymer containing an isocyanate group, comprising a MDI-based prepolymer synthesized from a polyether diol and a polyether triol with MDI, and a TDI-based prepolymer synthesized from a polyether diol and a polyether triol with TDI; and -a phenyl alkyl sulfonate in an amount of 12-25 wt%, preferably 18-25 wt%, based on the total weight of the composition.
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
The present invention relates to a one-component thermosetting epoxy resin composition, comprising a) at least one epoxy resin A having on average more than one epoxide group per molecule; b) at least one latent hardener for epoxy resins; c) at least one physical or chemical blowing agent BA; d) at least one carboxyl group containing acrylonitrile/butadiene rubber ABR and e) 0.075 – 0.5 wt.-% of a composition KP comprising a blend of at least two different phosphites. The epoxy resin adhesive is notable for the improved storage stability, especially under warm conditions.
The present invention relates to a polyurethane composition comprising a first component A and a second component B, wherein the first component A has a polyol mixture P, containing at least one polyol P1 having an average molecular weight of 800 to 30'000 g/mol, and the second component B having at least one aromatic polyisocyanate. The polyurethane composition additionally contains at least one filler, and at least one tin catalyst or a bismuth catalyst for the reaction of hydroxyl groups and isocyanate groups, which can form thio complexes, and at least one compound which has at least one thiol group. The polyurethane compositions are suitable for the production of floor coatings and have, independently of the curing conditions, both a long pot life and a short curing time, which both can be adjusted if required.
The invention relates to a floor construction comprising a floor covering, in particular a decorative floor covering, and a sealing layer applied to the floor covering, wherein one or more primer coats are arranged between the substrate and the floor covering and the floor covering is formed from a levelling compound comprising: i) an aluminate binding agent; ii) a calcium sulphate binding agent; iii) one or more filling materials; iv) ethyl hydroxyethyl cellulose as a thickening agent; v) a comb polymer, having side chains with an ionic group and side chains with an ether group and linked to said comb polymer at a polymer backbone, as a plasticiser; and vi) one or more colour pigments as colour-giving means. This levelling compound allows for the production of decorative floor coverings with uniform surface colouring.
C04B 28/14 - 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 calcium sulfate cements
C04B 28/16 - 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 calcium sulfate cements containing anhydrite
E04B 5/00 - Floors; Floor construction with regard to insulation; Connections specially adapted therefor
E04F 15/12 - Flooring or floor layers made of masses in situ, e.g. seamless magnesite floors, terrazzo
The invention relates to a two-component moisture-curable composition, comprising in a first component A between 50 and 99 parts per volume, based on the total two-component composition, of at least one filler F, between 10 and 30 parts by volume, based on the total two-component composition, of at least one plasticizer PL, optionally between 0.1 and 2 parts per volume, based on the total two-component composition, of water; and in a second component B between 0.5 and 50 parts per volume, based on the total two-component composition, of at least one polymer P containing isocyanate groups or alkoxysilane groups, optionally additives selected from dried fillers, pigments, stabilizers, and plasticizers; and optionally up to 1 part per volume, based on the total two-component composition, of at least one catalyst for the curing of isocyanate-functional polymers in either one or both of component A and component B; wherein the volume ratio of component A to component B is between 1 :1 and 200:1 and components A and B are stored in separated containers and mixed before or during application of the moisture-curable composition, characterized in that said filler F is selected from the list consisting of aluminium oxide, aluminium hydroxide, boron nitride, aluminium nitride, magnesium oxide, magnesium hydroxide, zinc oxide, and any mixture of these fillers; and said polymer P containing isocyanate groups is obtained from the reaction of at least one monomeric diisocyanate with at least one polyether polyol in an NCO/OH ratio of at least 3/1, and subsequent removal of a majority of the residual monomeric diisocyanates by means of a suitable separation method, and optionally subsequent endcapping of the isocyanate groups on the obtained isocyanate-functional polymer by reaction with an organoalkoxysilane that contains an amino group, a hydroxy group, or a mercapto group. The two-component composition is especially suitable as thermally conductive gap filler, in particular with flame-retardant properties. It is thus highly suitable for use in e-mobility battery bonding or electronic equipment.
The present invention relates to a two-component composition, component K1, comprising a) at least one (meth)acrylate monomer A; b) at least one elastomer C having (meth)acrylate endgroups; c) preferably at least one additive selected from the group consisting of activator for radical curing, inhibitor for radical curing, filler and adhesion promoter; and a component K2, comprising at least one initiator for radical curing; characterized in that the elastomer C is a polyurethane (meth)acrylate prepared from the reaction of at least one diol D comprising at least one dimer fatty acid-based polyester diol, with at least one diisocyanate and with a (meth)acrylic acid, a (meth)acrylamide or a (meth)acrylic ester which contains a hydroxyl group, where preferably - first the at least one diol D reacts with the diisocyanate, which is present in stoichiometric excess; - and the resulting isocyanate group-terminated polyurethane is then reacted with the (meth)acrylic acid, the (meth)acrylamide or the (meth)acrylic ester which contains a hydroxyl group, to give the elastomer C. Such compositions are suited in particular to structural adhesive bonding. The compositions according to the invention feature high elasticity and outstanding adhesion even to oily substrates, and can be formulated without volatile and strongly malodorous monomers such as MMA.
The invention relates to a method for producing a laminate, characterized in that (i) a wooden element is provided, (ii) the wooden element is coated on the top side with a an adhesive that is applied in liquid form and comprises at least one polymer that is liquid at room temperature and contains silane groups, at least one liquid epoxy resin and at least one amine hardener, (iii) the applied adhesive is covered with a layer of a liquid cementitious composition while still wet, and (iv) the liquid cementitious composition and the adhesive each cure. The method enables the durable joining of wooden elements and cementitious elements in an easy-to-implement, wet-on-wet method. The laminates obtained from the method are comparatively light, stable and robust and are especially suitable as sustainable components in above-ground construction, particularly as a ceiling element.
E04C 3/29 - Joists; Girders, trusses, or truss-like structures, e.g. prefabricated; Lintels; Transoms built-up from parts of different materials
B05D 7/06 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
E04C 3/12 - Joists; Girders, trusses, or truss-like structures, e.g. prefabricated; Lintels; Transoms of wood, e.g. with reinforcements, with tensioning members
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
E04B 5/02 - Load-carrying floor structures formed substantially of prefabricated units
A curable resin composition, especially for use as a binder component of a paving joint composition, comprises: a) a polybutadiene binder; b) an organic cobalt salt; c) an organic manganese salt.
The present invention relates to epoxy resin compositions that comprise at least one liquid epoxy resin EF, at least one amine curing agent AM, 1.0-6.0% by weight relative to the total weight of the epoxy resin composition of at least one tertiary amine tAM of the formula (I) wherein R1 represents an alkylene group with 1-20 C atoms that are optionally substituted and optionally carry hetero atoms, and n represents a value of 1-3, and 1.0-6.0% by weight water relative to the total weight of the epoxy resin composition. The present invention allows for floor coating products that can be sufficiently long processed, cure rapidly and have a high-quality hard surface, in particular when used in cold and damp conditions such as, for example, at 8°C and 80% relative humidity.
The invention relates to a method for producing an insulating element for insulating a structural element in a motor vehicle, comprising the steps of: extruding a carrier and an expandable material; cutting to length the extrudate; and removing constituents of the carrier and/or of the expandable material from the extrudates, which have been cut to length, for forming individual insulating elements.
The present invention relates to a flame-retardant epoxy resin composition, comprising on the basis of the total weight of the composition: A) 25-65 wt% of epoxy resin, B) 16-30 wt% of brominated epoxy resin, the brominated epoxy resin having a capping group selected from an epoxy group and a tribromophenol group, and C) 10-25 wt% of organophosphorus flame retardant. In addition, the present invention further relates to a method for preparing a composite material by means of vacuum infusion of the flame-retardant epoxy resin composition, and an article obtained by the method.
The invention is directed to a sealing element (1) comprising a carrier layer (2) having a first and a second major surface, a pressure sensitive adhesive layer (3) having a thickness of at least 100 µm, and optionally a release liner (4) covering at least a portion of an outer major surface of the pressure sensitive adhesive layer (3) facing away from the carrier layer (2), wherein the carrier layer (2) comprises at least one elastomer E and/or at least one thermoplastic vulcanizate TPV and has a thickness of at least 0.2 mm.
A multi-orifice nozzle (10, 20) for application of a bead (B) from at least two different fluid materials (F1, F2) on a substrate (S), comprises: a) a nozzle housing (11, 21) having a front side (11a, 21a) to be oriented forward in an intended direction of application (D) during use of the nozzle; b) at least a first discharge orifice (12, 22) for application of a first fluid material (F1) on the substrate (S) and a second discharge orifice (13, 23) for application of a second fluid material (F2) on the substrate (S); c) whereby, the first and the second discharge orifices (12, 22, 13, 23) are arranged such that when moving the nozzle (10, 20) with the front side (11a, 21a) oriented forward in the intended direction of application (D), with respect to the intended direction of application (D), the second discharge orifice (13, 23) is arranged behind the first discharge orifice (12, 22).
B05C 5/02 - Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work from an outlet device in contact, or almost in contact, with the work
B05C 9/06 - Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by groups , or in which the means of applying the liquid or other fluent material is not important for applying two different liquids or other fluent materials, or the same liquid or other fluent material twice, to the same side of the work
88.
BIO-BASED AMINE CURING AGENT FOR CURABLE COMPOSITIONS
The invention relates to the use of a curing agent that contains at least one amine of formula (I), for crosslinking amino-reactive compounds. The amines of formula (I) are bio-based and can be prepared on the basis of vanillin or guaiacol. The amines of formula (I) are particularly well compatible with epoxy resins as the amino-reactive compound. They afford bio-based epoxy resin products that are superior to petrol-based products not only in terms of their sustainability but also in terms of their technical performance.
The invention relates to a Mannich base of formula (I) and to the use thereof as a component of a hardener for epoxy resins. The Mannich base of formula (I) has a high Renewable Carbon Index. It makes it possible to produce high-quality and sustainable epoxy resin products which have a surprisingly good processability, cure rapidly and in an unimpeded manner at ambient temperature and form a pleasing surface at a high final hardness.
The present invention relates to a two-component epoxy resin composition, consisting of - a first component K1 comprising at least one epoxy resin A that contains on average more than one epoxy group per molecule; and - a second component K2 comprising at least one anhydride-functional hardener B for epoxy resins and preferably a curing accelerator for anhydride-cured epoxy resins; characterized in that component K1 contains between 2 and 35 wt.-%, preferably between 3 and 25 wt.-%, in particular between 5 and 15 wt.- %, based on the total weight of component K1, of at least one toughener T, wherein said toughener T is a reaction product of at least one polymeric diol, at least one polyisocyanate, and cardanol. The two-component epoxy resin composition exhibits excellent thermally induced crack resistance and is highly suitable as electrical insulation for electric or electronic equipment or as casting resin in industrial assembly.
Disclosed is a thermally expandable rubber composition, comprising at least one solid rubber, at least one processing oil, at least one vulcanization system, at least one filler G, 0.25 and 0.55 wt-% of 4,4'- oxybis(benzenesulfonyl hydrazide), 0.25 and 0.55 wt-% of p- toluenesulfonylhydrazide and 0.1 and 0.5 wt-% of azodicarbonic acid diamide. The thermally expandable rubber composition provides good foam structure and reduced bond line read through.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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
92.
A POLYMER MATERIAL FOR USE IN A 3D PRINTING PROCESS
Use of a polymer material in manufacture of 3D articles by means of additive manufacturing, the polymer material comprising: a) At least one polyethylene PE having a density at 23 °C determined according to EN ISO 1183-1 :2019 standard of at least 0.930 kg/m3 and a crystallinity determined according to EN ISO 11357-3:2018 standard of at least 50 wt.-%, b) At least one solid filler F, and c) Optionally at least one nucleating agent N, wherein the at least one solid filler F is a fibrous filler having a volume-based mean aspect ratio (length/diameter) of 3 - 60, preferably 4 - 50.
Disclosed is a thermally expandable rubber composition, comprising at least one solid rubber, at least one processing oil, at least one vulcanization system, at least one filler G, 1.6 – 2.8 mM of 4,4'- oxybis(benzenesulfonyl hydrazide) BA and 7.0 – 12.5 mM of an aliphatic urea-derivative UR with a molecular weight of less than 250 g/mol, both based on 100 g of the rubber composition. The thermally expandable rubber composition provides good foam structure and reduced bond line read through.
The invention relates to a reinforcing element for reinforcing a structural element of a motor vehicle, comprising a carrier and an expandable material arranged thereon. The carrier has a first side wall and a second side wall and an intermediate piece connecting the side walls. The reinforcing element is produced in an injection-molding method, wherein the side walls are oriented essentially in a demolding direction of the injection-molding method. The side walls have in each case a first region and a second region on their external sides, the first region being covered with expandable material and the second region not being covered with expandable material.
The invention relates to a system of a reinforced structural element of a motor vehicle, comprising a reinforcement element and a structural element, the reinforcement element being arranged in a cavity of the structural element. The structural element is a front roof cross member of a body of the motor vehicle.
The invention relates to a moisture curable hot-melt adhesive composition comprising at least one isocyanate-functional polyurethane polymer P obtained by reacting: i. At least one isocyanate-functional polyurethane polymer P obtained by reacting: a) At least one at 25 °C solid polyester polyol PO1, b) At least one first polyether polyol PO2, c) Optionally at least one second polyether polyol PO3 different from the at least one first polyether polyol PO2, and d) At least one polyisocyanate PI, and ii. Optionally at least one catalyst CA, wherein the at least one first polyether polyol PO2 is a grafted polyether polyol. The invention is also related to use of the adhesive composition for bonding of substrates in production of white goods, automotive vehicles, and electronic devices.
The invention relates to a container with a product packaged in same, comprising: a rigid cylindrical container having a base (2), a lateral wall (3) and a cover; a flexible lining (5); a paste-like product (A) which is surrounded by the lining and arranged in the container; wherein the container also comprises an insert (6) which is arranged on the base and below the product enclosed in the lining, which has a substantially circular shape, which is smaller than the base, and which is arranged substantially centrally on the base, such that there is a gap between the insert and the lateral wall.
The invention relates to a moisture curable hot-melt adhesive composition comprising at least one isocyanate-functional polyurethane polymer P obtained by reacting: a) A polyol composition comprising a1) At least one at 25 ℃ solid polyester polyol PO1, a2) At least one first at 25 ℃ liquid polyester polyol PO2, a3) Optionally at least one second at 25 ℃ liquid polyester polyol PO3 different from the at least one first at 25 ℃ liquid polyester polyol PO2, and a4) At least one polycarbonate diol PO4 and/or at least one hydroxyl-terminated polybutadiene PO5, and b) At least one polyisocyanate PI. The invention is also related to use of the adhesive composition for bonding of substrates in production of white goods, automotive vehicles, and electronic devices.
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 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
The invention relates to an admixture for cement, comprising: A) a comb polymer comprising the following partial structural units or consisting thereof: a) a mole fractions of a partial structural unit S1 of formula (I) b) b mole fractions of a partial structural unit S2 of formula (II) where M, Ru, Rv, m and R1 are as defined in the invention; and B) optionally, alkanol amine. The admixture for cement can provide remarkable improvement effects, particularly in milling aid effect, water-reducing properties, slump, fluidity and strength, for cements containing inferior or cheap mineral aggregate.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
100.
DRY GRINDING OF MINERAL MATERIALS, GROUND MINERAL MATERIALS, AND THEIR USE IN CONSTRUCTION MATERIALS
The present invention relates to use of a grinding additive during the dry grinding of mineral materials, especially limestone, characterized in that the grinding additive is selected from the group consisting of alkanolamines, glycols, glycerol, sugars, sugar acids, carboxylic acids or their salts, superplasticizers, superabsorbent polymers, or mixtures thereof. The present invention also relates to ground mineral materials, especially ground limestone, comprising said additives and the use of said ground mineral materials, especially ground limestone, in cement and/or construction materials.
C04B 28/00 - 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
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
C04B 28/10 - Lime cements or magnesium oxide cements
C04B 28/14 - 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 calcium sulfate cements
patents
