Abstract

A waterborne dispersion of polymeric particles comprises two vinyl copolymers, each a reaction product of: (i) a vinyl monomer selected from the group consisting of styrene, diethyl itaconate, methyl(meth)acrylate, ethyl(meth)acrylate, propyl(meth)acrylate, butyl(meth)acrylate and mixtures thereof, (ii) a carboxylic acid functional vinyl monomer, (iii) a non-ionic hydrophilic vinyl monomer comprising at least one functional group selected from the group consisting of hydroxyl, ureido, epoxy, amide, carbamate, urea and nitrile, and (iv) a crosslinking monomer different from monomers (i) – (iii); wherein the second vinyl copolymer has a theoretical Tg of at least 30 °C higher than the Tg of the first vinyl copolymer. The vinyl copolymers comprise a limited amount of a C8 or higher ester monomer, and the dispersion comprises particles that comprise both of the vinyl copolymers.

IPC Classes  ?

• C09D 5/02 - Emulsion paints

Abstract

An isocyanate reactive formulation particular suitable for the production of polyurethane foams which may be used as encapsulation material for battery module, a reactive polyurethane foam composition made therefrom with polyisocyanates and a process to make polyurethane foams by conversion of such reactive foam composition are disclosed.

IPC Classes  ?

• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/48 - Polyethers
• C08G 18/66 - Compounds of groups , , or
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates

Abstract

Provided is a process for insert molding comprises introducing a film having an element on one side, into which a separate reinforcement piece fits inside. A thermoplastic composition is introduced to the back side of the film at pressures of 5,000 kPa to 15,000 kPa. Then the thermoplastic composition is cooled before the separate reinforcement piece is removed. Provided also is a process for in-mold coating comprises introducing a substrate having an element on one side, into which a separate reinforcement piece fits inside. A coating composition is introduced onto the substrate and the exterior surface of the element, at pressures of 5,000 kPa to 15,000 kPa. Then the thermoplastic composition is cooled before the separate reinforcement piece is removed.

IPC Classes  ?

• B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles

Abstract

Oligomers that contain an ethylenically unsaturated group, a silane group, and an aspartate group and/or hydantoin group are described. Also disclosed are methods for producing and using such compounds, such as their use in coating compositions, such as coating compositions suitable for application to optical glass fiber substrates.

IPC Classes  ?

• C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, 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
• C03C 25/1065 - Multiple coatings
• C08F 290/06 - Polymers provided for in subclass
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/67 - Unsaturated compounds having active hydrogen
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C09D 175/16 - Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
• C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
• C08F 230/08 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal containing silicon

Abstract

Polysilane compounds that contain an aspartate group and/or a hydantoin group are described. Also disclosed are methods for producing and using such compounds, such as their use in coating compositions, such as coating compositions suitable for application to optical glass fiber substrates.

IPC Classes  ?

• C07F 7/18 - Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
• C08G 77/60 - 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 in which all the silicon atoms are connected by linkages other than oxygen atoms
• C09D 175/00 - Coating compositions based on polyureas or polyurethanesCoating compositions based on derivatives of such polymers
• C09D 175/16 - Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/48 - Polyethers
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic

Abstract

Compounds that contain an ethylenically unsaturated group, a silane group, and an aspartate and/or hydantoin group are described. Also disclosed are methods for producing and using such compounds, such as their use in coating compositions, such as coating compositions suitable for application to optical glass fiber substrates.

IPC Classes  ?

• C03C 25/1065 - Multiple coatings
• C07F 7/18 - Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/67 - Unsaturated compounds having active hydrogen
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C08L 75/02 - Polyureas
• C09D 175/02 - Polyureas

Abstract

Foam-forming compositions, rigid polyurethane-polyisocyanurate foams, and methods for their production, as well as to composite articles comprising such foams sandwiched between facer substrates. The foam-forming compositions include: (a) a polyisocyanate; (b) a polyol blend; (c) water; (d) a catalyst; and (e) a non-halogenated diluent comprising an ester that does not contain Zerewitinoff-active hydrogen atoms, an organophosphorous compound, or a mixture thereof.

IPC Classes  ?

• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
• C08G 18/48 - Polyethers
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08K 5/103 - EstersEther-esters of monocarboxylic acids with polyalcohols
• C08K 5/521 - Esters of phosphoric acids, e.g. of H3PO4

Abstract

Polyurethane foam-forming compositions, methods of producing polyurethane foams, polyurethane foams produced from such compositions made by such methods, as well as isocyanatereactive compositions. The polyurethane foam-forming compositions include a polyol blend, a blowing agent composition, and a polyisocyanate. The polyol blend includes a hydroxyl-initiated polyether polyol having a functionality of 1.5 to less than 4.0 and an OH number of 200 to 600 mg KOH/g, a hydroxylinitiated polyether polyol having a functionality of 4.0 to 8 and an OH number of 300 to 600 mg KOH/g, and an aromatic amine-initiated polyether polyol having a functionality of at least 2.5 and an OH number of 200 to 600 mg KOH/g. The polyol blend has a content of -C2H4O- units of 2 to 8% by weight, based on total weight of the polyol blend (or 1 to 5% by weight, based on the total weight of the polyurethane foam-forming composition). The blowing agent composition includes a hydrochlorofluoroolefin and water.

IPC Classes  ?

• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
• C08G 18/20 - Heterocyclic aminesSalts thereof
• C08G 18/48 - Polyethers
• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain

Abstract

Polyisocyanurate foam-forming compositions, polyisocyanurate foams, insulated assemblies, and method of making thereof are provided. The polyisocyanurate foam-forming composition comprises an organic polyisocyanate and an isocyanate-reactive composition. The isocyanate-reactive composition comprises a polyether polyol or polyester polyol with a nominal hydroxyl functionality of at least 2.0, a blowing agent composition, a trimerization catalyst composition, and a surfactant. The blowing agent is present in an amount sufficient to produce a polyisocyanurate foam from the isocyanate-reactive composition that has a density of less than 1.8 lb/ft3(28.8 kg/m3). The blowing agent composition comprises a hydrocarbon or hydrocarbon blend in an amount of at least 6% by weight and water in an amount less than 0.2% by weight. The trimerization catalyst composition comprises an alkali metal carboxylate or an alkaline metal carboxylate and a solvent that is not isocyanate-reactive.

IPC Classes  ?

• C08G 18/09 - Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
• B32B 27/40 - Layered products essentially comprising synthetic resin comprising polyurethanes
• C08G 18/16 - Catalysts
• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic

Abstract

Provided is a thermoplastic composition comprising: (A) 30 wt.% to 80 wt.% of an aromatic polycarbonate or an aromatic polyester carbonate; blended with (B) 20 wt.% to 40 wt.% of an acrylonitrile-styrene-acrylate (ASA) copolymer; (C) 0 wt.% to 35 wt.% of a styrene-acrylonitrile (SAN) copolymer; (D) >0 wt.% to 4 wt.% of a dimeric UV absorber; (E) 0.2 wt.% to 0.6 wt.% of a mold release agent; and (F) 0.08 wt.% to 0.2 wt.% of an antioxidant, optionally, (G) one or more selected from the group consisting of colorants and fillers, wherein the thermoplastic composition has a Delta E ≤ 3 and a 60° gloss retention ≥ 50% after xenon weathering according to SAE J2527 at 4,500kJ and wherein wt.%, all instances, are based on weight of the thermoplastic composition. Plastic parts, particularly automobile parts, produced from the inventive thermoplastic compositions have exceptional weatherability and gloss retention.

IPC Classes  ?

• C08L 69/00 - Compositions of polycarbonatesCompositions of derivatives of polycarbonates

Abstract

A process for preparing an polyurethane aqueous dispersion comprises (I) preparing a polyurethane pre-polymer comprising as building blocks: (a) a polyisocyanate, preferably comprising at least two cyclic groups, (b) a polyol, preferably comprising at least one polyol selected from the group consisting of polyester polyols, polyether polyols, polycarbonate polyols, and (c) an acid that comprises at least one isocyanate reactive group; (II) adding (e) an oil, preferably a glyceride-based, non-petroleum-derived oil, preferably tung oil; (III) heating, or heating and mixing, the polyurethane prepolymer and the oil; and (IV) combining water with the polyurethane prepolymer, wherein a majority of the water that is added to the dispersion is added after the addition of a majority of the oil.

IPC Classes  ?

• C08G 18/08 - Processes
• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/34 - Carboxylic acidsEsters thereof with monohydroxyl compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/66 - Compounds of groups , , or
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C09D 175/06 - Polyurethanes from polyesters

Abstract

The invention is related to a process for producing a hydroxyl-group terminated oxazolidinone composition comprising the reaction of a polyisocyanate compound with two or more isocyanate groups with glycerol carbonate and optionally in a solvent, wherein the molar ratio of the compound (B) to the isocyanate groups of the polyisocyanate compound (A) is at least 1.5:1, and wherein the process comprises a step in which a catalyst (C) is present. The invention is also related to the resulting hydroxyl-group terminated oxazolidinone and a process for producing a hydroxyl-group terminated oxazolidinone by removal of a solvent and/or unreacted glycerol carbonate.

IPC Classes  ?

• C08G 18/00 - Polymeric products of isocyanates or isothiocyanates
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic

Abstract

Isocyanate-reactive compositions and thermally insulating rigid polyurethane foams, such as those that can be used as a thermal insulation medium in the construction of refrigerated storage devices, are disclosed. The compositions include a halogenated olefin blowing agent and a polymer polyol. The polymer polyol includes (1) a base polyol having an OH number of at least 200 mg KOH/g; and (2) polymer particles dispersed in the base polymer, wherein the polymer particles comprise the reaction product of an ethylenically unsaturated composition comprising an ethylenically unsaturated fluorinated compound.

IPC Classes  ?

• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/48 - Polyethers
• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/63 - Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08G 18/81 - Unsaturated isocyanates or isothiocyanates

Abstract

Polyurethane foam-forming compositions include a polyol blend, a blowing agent composition, and a polyisocyanate. The polyol blend has a weighted average functionality of 3 to 6 and a weighted average hydroxyl number of 300 to 500 mg KOH/g. The blowing agent composition includes a physical blowing agent and a carbon dioxide-generating chemical blowing agent, in which the physical blowing agent includes a halogenated olefin that is present (i) in an amount of 1% to 30% by weight, based on total weight of the polyurethane foam-forming composition except for the weight of the polyisocyanate, and (ii) in an amount of at least 80% by weight, based on total weight of physical blowing agent in the blowing agent composition. The physical blowing agent composition and the carbon dioxide generating chemical blowing agent are present in a relative ratio, by weight, of at least 5:1. The polyisocyanate comprises a urethane-modified polyisocyanate having a NCO group content of 25 to 35% by weight, based on the total weight of the urethane-modified polyisocyanate, and includes a reaction product of components comprising a polymethylene polyphenyl polyisocyanate and a monol.

IPC Classes  ?

• C08G 18/16 - Catalysts
• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
• C08G 18/20 - Heterocyclic aminesSalts thereof
• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08G 18/80 - Masked polyisocyanates

Abstract

Provided is a composition comprising: A) an aromatic polycarbonate or an aromatic polyester carbonate, B) an acrylonitrile/butadiene/styrene polymer, C) a stabilization package comprising C.1) a phosphate ester included in an amount greater than zero but less than 0.1 wt.%, C.2) a phenolic antioxidant included in an amount greater than zero but less than 0.3 wt.%, and optionally C.3) a UV light absorber, and optionally D) one or more components selected from the group consisting of polymer additives, polymeric blending partners different from component B, and optionally E) colorants. The composition provides good thermal stabilization of polycarbonate/acrylonitrile/butadiene/styrene (PC/ABS) blends with a surprisingly low variation in the yellowness index (YI) value and reduces residual BPA content while retaining mechanical and thermal properties and providing potentially good hydrolytic stability.

IPC Classes  ?

• C08L 69/00 - Compositions of polycarbonatesCompositions of derivatives of polycarbonates

Abstract

Laminated parts are described that include a core, a fiber layer arranged on each side of the core and impregnated with a polyurethane resin, and an outer polyurethane layer. The outer polyurethane layer comprises the cured reaction product of a reaction mixture that includes a polyisocyanate and an isocyanate-reactive composition having an overall hydroxyl number of 300 to 700 mg KOH/g. The isocyanate-reactive composition includes (i) a polyether polyol having a having a hydroxyl functionality of 2 to 4 and a hydroxyl number of 20 to 60 mg KOH/g, (ii) a polyol having a hydroxyl functionality of 1.5 to 5.0 and a hydroxyl number of 200 to 600 mg KOH/g and comprising an amine-initiated polyether polyol, and (iii) a glycol having a molecular weight of 62 to 399 g/mol and a hydroxyl functionality of 1.8 to 2.2. Methods for making such laminated parts are also described.

IPC Classes  ?

• B32B 7/02 - Physical, chemical or physicochemical properties
• B32B 1/00 - Layered products having a non-planar shape
• B32B 3/12 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material characterised by a layer of regularly-arranged cells whether integral or formed individually or by conjunction of separate strips, e.g. honeycomb structure
• 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 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
• B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
• B32B 27/28 - Layered products essentially comprising synthetic resin comprising copolymers of synthetic resins not wholly covered by any one of the following subgroups
• B32B 27/40 - Layered products essentially comprising synthetic resin comprising polyurethanes

Abstract

The present invention relates to a process for preparing an isocyanate-terminated prepolymer, particularly for use as or in adhesive(s), using a specific organic polyhydroxyl compound in the form of a dispersion (component b)), and to the isocyanate-terminated prepolymer obtainable by this process. The invention further relates to the use of the isocyanate-terminated prepolymer as or in adhesive(s), especially wood adhesive(s), and to a composite element composed of at least two wooden parts joined to one another using the isocyanate-terminated prepolymer as or in an adhesive. The invention finally relates to the use of the specific organic polyhydroxyl compound in the form of a dispersion as a component in the preparation of isocyanate-terminated prepolymers, for increasing their storage stability and/or extending their film-forming time.

IPC Classes  ?

• C08G 18/08 - Processes
• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/48 - Polyethers
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C09J 175/04 - Polyurethanes
• C09J 175/08 - Polyurethanes from polyethers
• C09J 175/12 - Polyurethanes from compounds containing nitrogen and active hydrogen, the nitrogen atom not being part of an isocyanate group

Abstract

Foam-forming reaction mixtures include a polyol blend, a blowing agent composition, a surfactant, a catalyst and a polyisocyanate. The polyol blend includes a saccharide-initiated polyether polyol and an aromatic amine-initiated polyether polyol. The polyol blend contains less than 3% by weight, based on total weight of polyol, of a polyol having a hydroxyl number of 15 to 300 mg/KOH g and a functionality of 1.5 to 4.0. The polyisocyanate contains at least 85% by weight, based on total weight of polyisocyanate, of a polymeric MDI having an NCO content of 29.0% to 32.0% by weight and a viscosity at 25°C of 300 to 750 mPa∙s, wherein the polymeric MDI comprises, based on total weight of the polymeric MDI, 25% to 40% by weight of monomeric MDI.

IPC Classes  ?

• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
• C08G 18/20 - Heterocyclic aminesSalts thereof
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
• C08G 18/09 - Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture

Abstract

The present invention is directed to a method for producing a cured coating with a low gloss surface from a radiation curable coating composition, wherein the method comprises the following steps: (1) applying a radiation curable coating composition on a substrate, (2) irradiating the radiation curable coating composition from step (1) with UV light having wavelengths essentially in the range from 231 to 280 nm, affording a coating with a partially cured surface layer with reduced gloss, followed by (3) finish curing the coating from step (2) with actinic radiation, thereby fixating the partially cured surface layer with reduced gloss and affording the cured coating with the low gloss surface, and wherein step (2) and step (3) are performed in air.

IPC Classes  ?

• B05D 3/02 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
• B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
• B05D 5/02 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a matt or rough surface
• B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects

Abstract

The present invention relates to a method for producing a cured coating with a low gloss surface from a radiation curable coating composition, wherein the method comprises the following steps: (1) applying a radiation curable coating composition on a substrate, (2) irradiating the radiation curable coating composition from step (1) with UV light having wavelengths essentially in the range from 231 to 280 nm, affording a coating with a partially cured surface layer with reduced gloss, followed by (3) finish curing the coating from step (2) with actinic radiation, thereby fixating the partially cured surface layer with reduced gloss and affording the cured coating with the low gloss surface, wherein step (2) and step (3) are performed in air; and wherein the radiation curable coating composition comprises a photoinitiation system comprising one or more photoredox active compounds and one or more redox active compound.

IPC Classes  ?

• B05D 3/02 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
• B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
• B05D 5/02 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a matt or rough surface
• C08G 18/08 - Processes
• C08G 18/24 - Catalysts containing metal compounds of tin
• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C08G 18/34 - Carboxylic acidsEsters thereof with monohydroxyl compounds
• C08G 18/48 - Polyethers
• C08G 18/66 - Compounds of groups , , or
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C09D 175/14 - Polyurethanes having carbon-to-carbon unsaturated bonds
• B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects

Abstract

The present invention relates to a method for producing a cured coating with a low gloss surface from a radiation curable coating composition, wherein the method comprises the following steps: (1) applying a radiation curable coating composition on a substrate, (2) irradiating the radiation curable coating composition from step (1) with UV light having wavelengths essentially in the range from 231 to 280 nm, affording a coating with a partially cured surface layer with reduced gloss, followed by (3) finish curing the coating from step (2) with actinic radiation, thereby fixating the partially cured surface layer with reduced gloss and affording the cured coating with the low gloss surface, wherein step (2) and step (3) are performed in air; and wherein the radiation curable coating composition comprises one or more acrylate functional oligomers (A) and one or more acrylate functional diluents (B).

IPC Classes  ?

• B05D 3/02 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
• B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
• B05D 5/02 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a matt or rough surface
• B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects

Abstract

The present invention relates to a method for producing a cured coating with a low gloss surface from an aqueous, radiation curable coating composition, wherein the method comprises the following steps: (1) applying an aqueous, radiation curable coating composition on a substrate, (2) drying the aqueous, radiation curable coating composition, affording an at least partially dried coating composition, (3) irradiating the at least partially dried coating composition from step (2) with UV light having wavelengths essentially in the range from 231 to 280 nm, affording a coating with a partially cured surface layer with reduced gloss, followed by (4) finish curing the coating from step (3) with actinic radiation, thereby fixating the partially cured surface layer with reduced gloss and affording the cured coating with the low gloss surface, wherein step (3) and step (4) are performed in air; and wherein the aqueous, radiation curable coating composition comprises at least one polymer, at least one reactive diluent, and water.

IPC Classes  ?

• B05D 3/02 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
• B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
• B05D 5/02 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a matt or rough surface
• B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects

Abstract

Closed-cell, water-blown, rigid polyurethane foams. The foams are a reaction product of a foam-forming reaction mixture that includes: (a) a polyisocyanate; (b) a polyol composition; (c) a catalyst; and (d) a blowing agent composition. The polyol composition includes at least 30% by weight, based on the total weight of the polyol composition, of a polymer polyol having an OH number of greater than 260 mg KOH/g. The polymer polyol includes a dispersion of polymer particles in a base polyether polyol having a functionality of 2 to 6, an OH number of at least 300 mg KOH/g, and no more than 20% by weight of ethylene oxide units, based on the molecular weight of the polyether polyol. The polymer particles are the reaction product of an ethylenically unsaturated composition consisting essentially of styrene and acrylonitrile. The blowing agent composition includes water in an amount of at least 80% by weight, based on the total weight of the blowing agent composition.

IPC Classes  ?

• C08G 18/40 - High-molecular-weight compounds
• C08G 18/63 - Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic

Abstract

Provided is a housing comprising, a plastic assembly comprising a plastic "B" cover having one or more snap on plastic hooks protruding therefrom and one or more grooves cut therein, a display panel sandwiched into the plastic assembly behind the plastic "B" cover, in front of an electromagnetic interference shielding (EMI) material, and a plastic "A" cover having one or more grooves cut therein, the plastic assembly held together by one or more clips sliding along each side of the plastic assembly, and within the one or more grooves of the plastic "B" cover and one or more snap on plastic hooks and the one or more grooves of the plastic "A" cover, the EMI material has one or more press-on grommets which are pressed onto one or more plastic buttons protruding from a surface of the plastic "A" cover to secure the EMI material to the plastic "A" cover.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements
• H04M 1/02 - Constructional features of telephone sets
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• F16B 5/06 - Joining sheets or plates to one another or to strips or bars parallel to them by means of clamps or clips

Abstract

Provided is a clamshell housing for a human-machine interface comprising a plastic "C" cover assembly and a plastic "D" cover assembly, the plastic "C" cover assembly comprising a plastic keyboard cover or palm rest, having a plurality of snap fittings thereon for attachment to a plastic "D" cover assembly, a keyboard having a keyboard connector electrically connecting the keyboard to a printed circuit board (PCB), a trackpad having a trackpad connector electrically connecting the trackpad to the printed circuit board (PCB). The housing of the invention may be easily disassembled for repair or recycling.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements
• G06F 3/02 - Input arrangements using manually operated switches, e.g. using keyboards or dials
• H04M 1/02 - Constructional features of telephone sets
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• F16B 13/02 - Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose in one piece with protrusions or ridges on the shaft

Abstract

Provided is a consolidated plastic human-machine interface (HMI) chassis comprising: one or more input devices, adjacent to electromagnetic interference (EMI) shielding material, the one or more input devices and electromagnetic interference (EMI) shielding material heat staked with a plurality of plastic heat stakes to a printed circuit board (PCB). The consolidated plastic human-machine interface (HMI) chassis may improve a variety of electronic devices such as laptops, tablets, notebooks, desktop computers, televisions, gaming devices, advertising displays, and others.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements
• G06F 3/02 - Input arrangements using manually operated switches, e.g. using keyboards or dials
• H04M 1/02 - Constructional features of telephone sets
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus

Abstract

A method or system of creating a design for a heat sink comprising receiving: property inputs from a user, including either target physical dimensions for the heat sink including its material of construction, or the maximum temperature of an electrical element adjacent to the heat sink, along with the power level for the electrical element; calculating a predicted temperature of the electrical element; generating comparisons showing the impact of independently changing each of the property inputs and materials of construction and the resulting change to the predicted temperature of the electrical element; allowing the user to change a property input after the comparisons are generated; selecting a design for the heat sink; and creating design specifications to manufacture the heat sink.

IPC Classes  ?

• G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
• G06F 30/28 - Design optimisation, verification or simulation using fluid dynamics, e.g. using Navier-Stokes equations or computational fluid dynamics [CFD]
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• G06F 111/06 - Multi-objective optimisation, e.g. Pareto optimisation using simulated annealing [SA], ant colony algorithms or genetic algorithms [GA]
• G06F 119/08 - Thermal analysis or thermal optimisation

Abstract

An aspartate-terminated prepolymer can be a reaction product of a reaction mixture including an aliphatic NCO-terminated prepolymer having an NCO content of from 0.5% to 15% and a number average NCO functionality of < 2, and a di- or polyaspartic ester resulting from reaction of a primary di- or polyamine with a Michael addition acceptor. The aliphatic NCO-terminated prepolymer and the di- or polyaspartic ester can be combined at an NCO:NH equivalent ratio of 1:1.5 to 1:5. An adhesive comprises a reaction product of an aliphatic polyisocyanate and the aspartate-terminated prepolymer, combined at an NCO:NH equivalent ratio of from 0.9:1 to 1.75:1.

IPC Classes  ?

• C08G 18/08 - Processes
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C08L 75/02 - Polyureas
• C08L 75/10 - Polyurethanes from polyacetals
• C09J 175/02 - Polyureas
• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

Abstract

A polyaspartic composition comprises a reaction product of a polyamine, a Michael addition receptor, and a polyisocyanate, wherein the reaction with the polyisocyanate is in the presence of a zirconium metal catalyst. The compositions of the present invention may be used in floor coatings, to provide an increased work time for large coating areas, while maintaining a relatively short walk on time, coating hardness and appearance.

IPC Classes  ?

• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C08L 75/02 - Polyureas
• C09D 175/02 - Polyureas
• C08G 18/08 - Processes
• C09D 7/20 - Diluents or solvents
• E04F 15/12 - Flooring or floor layers made of masses in situ, e.g. seamless magnesite floors, terrazzo

Abstract

Disclosed and claimed herein are radiation curable formulations containing a monofunctional telechelic (meth)acrylate oligomer with 0-5 urethane groups and a molecular weight from 750 to 20,000 g/mol; a difunctional or trifunctional telechelic urethane (meth)acrylate oligomer with at least 4 urethane groups and a molecular weight from 750 – 100,000 g/mol; optionally, a reactive diluent; optionally, a photoinitiator; and optionally, one or more additives comprising an adhesion promoter and/or a stabilized. Also disclosed are methods of using the radiation curable formulations described herein to coat optical fibers, along with the articles produced therefrom.

IPC Classes  ?

• C03C 25/1065 - Multiple coatings
• C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, 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
• C09D 175/16 - Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
• C03C 25/104 - Coating to obtain optical fibres

IPC Classes  ?

• C03C 25/104 - Coating to obtain optical fibres
• C03C 25/1065 - Multiple coatings
• C09D 175/16 - Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
• C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, 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

IPC Classes  ?

• C03C 25/1065 - Multiple coatings
• C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, 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
• C09D 175/16 - Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
• G02B 6/02 - Optical fibres with cladding
• C03C 25/104 - Coating to obtain optical fibres

Abstract

setpointsetpointsetpointsetpointA42P2P1P1 of the product stream P1.

IPC Classes  ?

• B01D 3/42 - RegulationControl

Abstract

The invention relates to a method for producing volume reflection holograms with substrate- guided reconstruction beams and/or substrate-guided diffracted beams in a single-beam set- up, comprising the steps of (i) providing at least one laser beam source (100) producing a recording beam (101, 102) having a first wave vector (201, 302b, 307), (ii) providing a holographic recording medium (107, 200) on a transparent substrate (106), the substrate (106) having a first flat side facing the at least one laser beam source (100) and an second flat side facing away from the at least one laser beam source (100), wherein the holographic recording medium (107) is arranged on the first flat side or on the second flat side, (iii) providing a reflector arrangement (103, 103') arranged on the second flat side of the substrate (106), wherein the recording beam (101, 102) irradiates the holographic recording medium (107), wherein the recording beam (101, 102) passes through the holographic recording medium (107) and the substrate (106), and is reflected by the reflector arrangement (103, 103') towards the holographic recording medium (107) and the substrate (106) as a reflected beam (104) having a second wave vector (202, 303b, 306), wherein the reflected beam (104) produces an interference pattern with the recording beam in the holographic recording medium (107), the interference pattern having the form of a grating (110, 203) having a grating vector (305), the grating vector (305) being the difference vector of the wave vector (303b, 306) of the reflected beam (104) and the wave vector (302b, 307) of the recording beam (101, 102) and the grating vector (305) also being identical to the difference vector of the wave vector (303a) of a diffracted beam and the wave vector (302a) of a reconstruction beam, and wherein a first plane spanned by the recording beam and the reflected beam is different from a second plane spanned by the reconstruction beam and the diffracted beam and wherein the grating vector (305) of the grating (110, 203) is parallel to 30 the line of intersection of the first and the second plane. The invention further relates to an apparatus for producing volume reflection holograms with substrate-guided reconstruction beams and/or substrate-guided diffracted beams in a single-beam set-up..

IPC Classes  ?

• G03H 1/02 - Holographic processes or apparatus using light, infrared, or ultraviolet waves for obtaining holograms or for obtaining an image from themDetails peculiar thereto Details
• G03H 1/04 - Processes or apparatus for producing holograms

Abstract

Provided is an epoxy-functional urethane comprising an oxidized acrylate-functional carbamate which comprises a reaction product of an acrylate-functional carbamate, a solvent, water, a base, and an aqueous solution of an oxidant, wherein the reaction product has both epoxy-functional urethane and acrylate-functional carbamate, and wherein the acrylate-functional carbamate comprises a reaction product of a polyisocyanate and a compound containing at least one hydroxyl group and at least one acrylate group, optionally in the presence of a catalyst. In some embodiments, the epoxy-functional urethane contains from 10-90% epoxy groups and 90-10% acrylate groups, and in other embodiments the epoxy-functional urethane comprises an oxidized methacrylate-functional carbamate which comprises a reaction product of a methacrylate-functional carbamate, a ketone, water, a base and an oxidant. Thermoset polymers produced from the epoxy-functional urethanes of the invention may find use in or as coatings, adhesives, sealants, films, elastomers, castings, foams, and composites.

IPC Classes  ?

• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C07C 271/06 - Esters of carbamic acids
• C08G 18/77 - Polyisocyanates or polyisothiocyanates having hetero atoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
• C08G 18/81 - Unsaturated isocyanates or isothiocyanates
• C09D 159/00 - Coating compositions based on polyacetalsCoating compositions based on derivatives of polyacetals
• C07C 201/00 - Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton

Abstract

Provided is an epoxy-functional resin and a process for its manufacture comprising reacting a polyisocyanate; and a compound: HX-Y-(Z)n wherein, X is O, N, or S, Y is a linear or branched C1-C15 alkyl group, and Z is -CH=CDE or Z is -F-O-G-CH=CDE, n is an integer from 1 to 3, wherein D and E independently are selected from H, a linear C1-C5 alkyl group, and a branched C1-C5 alkyl group, F and G independently are selected from H, linear or branched C1-C15 alkyl groups, to form a vinyl-functional carbamate, urea or thiocarbamate; forming a mixture containing the vinyl-functional carbamate, urea or thiocarbamate, a ketone, water, and a base; and feeding an aqueous solution of oxone into the mixture to oxidize the vinyl-functional carbamate, urea or thiocarbamate to the epoxy-functional resin.

IPC Classes  ?

• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C07C 263/00 - Preparation of derivatives of isocyanic acid
• C07C 273/00 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups
• C08G 18/64 - Macromolecular compounds not provided for by groups
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C09D 163/00 - Coating compositions based on epoxy resinsCoating compositions based on derivatives of epoxy resins
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/78 - Nitrogen

Abstract

nn, and wherein the dual-cure epoxy and cyclic carbonate-containing urethane compound contains both epoxy and cyclic carbonate-functional groups. The dual-cure epoxy and cyclic carbonate-containing urethane compound of the invention may be useful in the production of coatings, adhesives, sealants, films, elastomers, castings, and foams.

IPC Classes  ?

• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C07C 263/00 - Preparation of derivatives of isocyanic acid
• C07C 273/00 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups
• C08G 18/64 - Macromolecular compounds not provided for by groups
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C09D 163/00 - Coating compositions based on epoxy resinsCoating compositions based on derivatives of epoxy resins
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/78 - Nitrogen
• C08G 59/02 - Polycondensates containing more than one epoxy group per molecule
• C08G 59/50 - Amines
• C09J 163/00 - Adhesives based on epoxy resinsAdhesives based on derivatives of epoxy resins

Abstract

Provided is a glycidyl carbamate-functional composition comprising a reaction product of an allyl carbamate composition with a ketone, water, a base, and an aqueous solution of an oxidant, wherein the allyl carbamate composition comprises a reaction product of a polyisocyanate, allyl alcohol, and optionally a catalyst. Also provided is a process for producing a glycidyl carbamate-functional composition, the process comprising reacting a polyisocyanate with allyl alcohol, optionally in the presence of a catalyst, to produce an allyl carbamate composition and combining the allyl carbamate composition with a ketone, water, a base, and an aqueous solution of an oxidant to produce the glycidyl carbamate-functional composition. The glycidyl carbamate-functional compositions of the invention may be used in the production of thermosetting polymers. The glycidyl carbamate-functional compositions of the invention may find use in or as coatings, adhesives, sealants, films, elastomers, castings, foams, and composites.

IPC Classes  ?

• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C07C 263/00 - Preparation of derivatives of isocyanic acid
• C07C 273/00 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups
• C08G 18/64 - Macromolecular compounds not provided for by groups
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C09D 163/00 - Coating compositions based on epoxy resinsCoating compositions based on derivatives of epoxy resins
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/78 - Nitrogen
• C08G 18/24 - Catalysts containing metal compounds of tin

Abstract

Provided is a dual-cure epoxy and cyclic carbonate-containing urethane compound comprising an oxidized cyclic carbonate containing allyl-functional-carbamate which comprises a reaction product of a cyclic carbonate containing allyl-functional-carbamate, a ketone, water, and a base, optionally a solvent, wherein, the cyclic carbonate containing allyl- functional-carbamate comprises a reaction product of an isocyanate-functional compound with (a) a cyclic carbonate compound having a hydroxyl group, and (b) one selected from the group consisting of (b1) allyl alcohol, and (b2) a compound of the formula HA-B-(X)n, and wherein the dual-cure epoxy and cyclic carbonate-containing urethane compound contains both epoxy and cyclic carbonate-functional groups. The dual-cure epoxy and cyclic carbonate-containing urethane compound of the invention may be useful in the production of coatings, adhesives, sealants, films, elastomers, castings, and foams.

IPC Classes  ?

• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C07C 263/00 - Preparation of derivatives of isocyanic acid
• C07C 273/00 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups
• C08G 18/64 - Macromolecular compounds not provided for by groups
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C09D 163/00 - Coating compositions based on epoxy resinsCoating compositions based on derivatives of epoxy resins
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/78 - Nitrogen
• C08G 59/02 - Polycondensates containing more than one epoxy group per molecule
• C08G 59/50 - Amines
• C09J 163/00 - Adhesives based on epoxy resinsAdhesives based on derivatives of epoxy resins

Abstract

Provided is a polyurethane with pendant epoxy groups. The invention further provides a process for producing these polyurethanes with pendant epoxy groups, the process comprising (1) reacting a diisocyanate with a compound containing one or more allyl groups and two hydroxyl groups, to form a linear polyurethane having pendant allyl-functional groups, and (2) oxidizing the allyl groups to produce the polyurethane with pendant epoxy groups. The polyurethanes of the present invention may be included in coatings, adhesives, sealants, films, elastomers, castings, foams, and composites.

IPC Classes  ?

• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C07C 263/00 - Preparation of derivatives of isocyanic acid
• C07C 273/00 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups
• C08G 18/64 - Macromolecular compounds not provided for by groups
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C09D 163/00 - Coating compositions based on epoxy resinsCoating compositions based on derivatives of epoxy resins
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/78 - Nitrogen
• C08G 18/24 - Catalysts containing metal compounds of tin

Abstract

244O- units of 3 to 6% by weight, based on the total weight of the polyurethane foam-forming composition. The blowing agent composition includes a hydrochlorofluoroolefin and a carbon dioxide-generating chemical blowing agent.

IPC Classes  ?

• C08G 18/16 - Catalysts
• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• F25D 11/00 - Self-contained movable devices associated with refrigerating machinery, e.g. domestic refrigerators

Abstract

244O- units of 2 to 7% by weight, based on total weight of the polyurethane foam-forming composition. The physical blowing agent composition includes cis-1,1,1,4,4,4-hexafluoro-2-butene and trans-1,1,1,4,4,4-hexafluoro-2-butene.

IPC Classes  ?

• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic

Abstract

Devices and methods for dasher board assemblies for sports such as hockey. The dasher board assemblies of various embodiments are configured to reduce impact forces when a user collides with the assembly by increasing the flexibility of the dasher board, which allows for a more gradual deceleration. In some embodiments, the dasher board assembly defines a gap behind the dasher board to allow space for deceleration. In certain embodiments, a foam material is placed between the dasher board and a frame of the assembly. In embodiments, a spline connects adjacent dasher boards without rigid connection to adjacent vertical frame elements. In embodiments, the assembly is configured to provide puck play characteristics that are comparable to conventional dasher board assemblies.

IPC Classes  ?

• A63C 19/08 - Mechanical means for marking-out
• A63C 19/10 - Ice-skating or roller-skating rinksSlopes or trails for skiing, ski-jumping or tobogganing
• A63C 19/12 - Removable protective covers for courts, rinks or games pitches or the like
• A63B 71/08 - Body-protectors for players or sportsmen
• A63C 19/06 - Apparatus for setting-out or dividing courts
• E04C 2/22 - 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 wood, fibres, chips, vegetable stems, or the likeBuilding elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of plasticsBuilding elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of foamed products of plastics reinforced

Abstract

Processes for producing filled polyol compositions, such as polymer polyol compositions. The processes include reacting a polymerizable composition in the presence of a composition comprising a base polyol and an amine antioxidant, in which the amine antioxidant comprises a secondary diarylamine, a primary aromatic amide, a triazole, or a combination thereof.

IPC Classes  ?

• C08G 18/22 - Catalysts containing metal compounds
• C08F 283/00 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass
• C08G 18/48 - Polyethers
• C08G 18/63 - Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C08G 18/72 - Polyisocyanates or polyisothiocyanates
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08G 18/81 - Unsaturated isocyanates or isothiocyanates

Abstract

Filled polyol compositions that include a dispersion of polymer particles in a base polyol, in which the filled polyol composition further includes a triazole antioxidant. Methods for producing such filled polyol compositions are also described, as well as use of such filled polyol compositions in the production of polyurethane foams.

IPC Classes  ?

• C08G 18/22 - Catalysts containing metal compounds
• C08F 283/00 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass
• C08G 18/48 - Polyethers
• C08G 18/63 - Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
• C08G 18/71 - Monoisocyanates or monoisothiocyanates
• C08G 18/72 - Polyisocyanates or polyisothiocyanates
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08G 18/81 - Unsaturated isocyanates or isothiocyanates

Abstract

This invention relates to a polyether polyol blend having an overall hydroxyl number of 56 mg KOH/g to 140 mg KOH/g, an overall functionality of greater than 2, and an overall content of copolymerized oxyethylene of 20% to 40% by weight. These polyether polyol blends may also be in-situ formed novel polyether polyol blends. A process for preparing these polyether polyol blends is also disclosed. These polyether polyol blends are suitable for preparing viscoelastic flexible polyurethane foams, and in a process for preparing viscoelastic foams.

IPC Classes  ?

• C08L 71/02 - Polyalkylene oxides
• C08G 65/26 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
• C08G 18/48 - Polyethers

Abstract

in-situin-situin-situin-situ formed polyether polyol blends are suitable for a process of preparing viscoelastic flexible polyurethane foams.

IPC Classes  ?

• C08G 18/48 - Polyethers
• C08G 65/26 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds

Abstract

A drug injection device consists of a body, a cap, a striker, a spin wheel, a button, a spring, an ampoule, and optionally a needle. Each of the body, the cap, the striker, the spin wheel and the button is a molded plastic part, made out of mostly polycarbonate, which slide, snap, screw or rest in place, without the use of adhesives or fasteners. Also disclosed is a system for recycling a drug injection device having molded plastic parts made from mostly polycarbonates, comprising disassembling the drug injection device, separating the molded plastic parts from all other parts, and reprocessing the molded plastic parts together into recycled resin, which may be through regrinding, melting, and pelletizing.

IPC Classes  ?

• A61M 5/20 - Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
• A61M 5/24 - Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or cartridges, e.g. automatic

Abstract

Provided is a composition comprising: A) an aliphatic polyurethane which comprises a reaction product of a first aliphatic polyisocyanate, a first polyol, and a thiol, optionally in the presence of a catalyst, and B) a urethane (meth)acrylate prepolymer, optionally a reactive diluent, and a photoinitiator, wherein the urethane (meth)acrylate prepolymer comprises a reaction product of a second aliphatic polyisocyanate, a second polyol and an acrylate, wherein the reactive diluent comprises a (meth) acrylate monomer, wherein the first aliphatic polyisocyanate and second aliphatic polyisocyanate may be identical or different, and wherein the first polyol and the second polyol may be identical or different. Also provided is a process comprising combining: A) a polyurethane which comprises a reaction product of a first aliphatic polyisocyanate, a first polyol, and a thiol, optionally in the presence of a catalyst, and B) a urethane (meth) acrylate prepolymer, a reactive diluent, and a photoinitiator, wherein the urethane (meth)acrylate prepolymer comprises a reaction product of a second aliphatic polyisocyanate, a second polyol and an acrylate, wherein the reactive diluent comprises a (meth)acrylate monomer, wherein the first aliphatic polyisocyanate and second aliphatic polyisocyanate may be identical or different, and wherein the first polyol and the second polyol may be identical or different. The compositions of the invention may find use in 3D printing applications.

IPC Classes  ?

• C08F 290/06 - Polymers provided for in subclass
• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/44 - Polycarbonates
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic

Abstract

1231233 is an alkyl group, and wherein the amine-functional (meth)acrylate monomer is not an amide. Also provided is a process of producing a photopolymerizable composition, the process comprising blending the ingredients of the prior sentence. Further provided is a process of producing a three-dimensional object, the process comprising the steps of: A) depositing the photopolymerizable composition according to the first sentence atop a carrier to obtain a layer of a construction material joined to the carrier which corresponds to a first selected cross section of the precursor; B) depositing additional photopolymerizable composition atop a previously applied layer of the construction material to obtain a further layer of the construction material which corresponds to a further selected cross section of the precursor and which is joined to the previously applied layer, C) repeating step B) until the precursor is formed, wherein the depositing of the photopolymerizable composition at least in step B) comprises introducing energy to a selected region of the photopolymerizable composition corresponding to the respectively selected cross section of the object.

IPC Classes  ?

• B33Y 70/00 - Materials specially adapted for additive manufacturing
• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/44 - Polycarbonates
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C09D 175/16 - Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
• C08F 290/06 - Polymers provided for in subclass

Abstract

Isocyanate-reactive compositions that include a hydrofluoroolefin blowing agent, polyurethane foam-forming compositions, as well as spray-applied polyurethane foams formed therefrom that can provide structural support to wall structures and can also exhibit ASTM E84-16 Class A flame spread and smoke development characteristics at a foam thickness of 10 cm (4 inches).

IPC Classes  ?

• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic

Abstract

risosrisoddsoriri, wherein there is a gap between the inner sleeve and the outer shell, and wherein the inlet device is disposed within the outer shell.

IPC Classes  ?

• B01J 19/00 - Chemical, physical or physico-chemical processes in generalTheir relevant apparatus
• B01J 19/24 - Stationary reactors without moving elements inside
• C07C 263/10 - Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
• C07C 265/14 - Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton

Abstract

HCFO-containing isocyanate-reactive compositions, foam-forming compositions containing such isocyanate-reactive compositions, rigid PUR-PIR foams made using such foam-forming compositions, and methods for producing such foams, including use of such foams as insulation in discontinuous foam panel applications. The isocyanate-reactive composition includes a polyol blend, a blowing agent composition, and a tertiary amine catalyst. The polyol blend includes: (1) an aromatic polyester polyol having a functionality of 1.5 to less than 2.5 and an OH number of 150 to 360 mg KOH/g; (2) an aromatic polyester polyol having a functionality of at least 2.5 and an OH number greater than 360 mg KOH/g, which is present in an amount of at least 10% by weight, based on the total weight of the aromatic polyester polyol in the polyol blend; and (3) an amine-initiated poly ether polyol having an OH number of at least 500 mg KOH/g and a functionality of 2.5 to 4. The blowing agent composition includes a hydrochlorofluoroolefin and a carbon dioxide generating chemical blowing agent.

IPC Classes  ?

• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic

Abstract

A method of securing environmental impact information associated with one or more manufactured products includes identifying information relevant to the supply, manufacture, installation, provision of services, use and/or recycling of a manufactured product or component thereof, and storing at least a portion of this information to a blockchain. At least a portion of the blockchain is accessible by one or more suppliers, manufacturers, end users, installers, service providers, and/or recyclers according to an access policy associated with the blockchain, where the access policy includes an access control list that defines one or more access rights to the blockchain.

IPC Classes  ?

• G06F 21/60 - Protecting data
• G06F 21/62 - Protecting access to data via a platform, e.g. using keys or access control rules
• G06F 21/64 - Protecting data integrity, e.g. using checksums, certificates or signatures
• H04L 9/00 - Arrangements for secret or secure communicationsNetwork security protocols

Abstract

A method of securing data associated with one or more building rating systems includes identifying information relevant to one or more building rating systems for a target building, including, without limitation, information about the target building, inspection information pertaining to the target building, and information pertaining to the one or more building rating systems, and storing at least a portion of this information to a blockchain. At least a portion of the blockchain is accessible by one or more building owners, certifiers, inspectors, certification organizations, and/or potential purchasers according to an access policy associated with the blockchain, where the access policy includes an access control list that defines one or more access rights to the blockchain.

IPC Classes  ?

• G06Q 30/00 - Commerce

Abstract

Provided is a laser-weldable multilayer film comprising, a first thermoplastic polyurethane film layer containing a first infrared-absorbing compound; a thermoplastic polyurethane film core layer not containing an infrared-absorbing compound; and a third thermoplastic polyurethane film layer containing a second infrared-absorbing compound, wherein the first thermoplastic polyurethane film layer and the third thermoplastic polyurethane film layer each independently have a thickness of from 10 μm to 150 μm, wherein the laser-weldable multilayer film has an overall thickness of from 50 μm to 750 μm, wherein the first infrared-absorbing compound and second infrared-absorbing compound each independently absorb energy in a range of from 800 nm to 1100 nm, and wherein the first infrared-absorbing compound and the second infrared-absorbing compound are identical or different.

IPC Classes  ?

• B29C 65/16 - Laser beam
• B29C 65/00 - Joining of preformed partsApparatus therefor
• B32B 17/10 - Layered products essentially comprising sheet glass, or fibres of glass, slag or the like comprising glass as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
• B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
• B32B 27/40 - Layered products essentially comprising synthetic resin comprising polyurethanes
• B29L 9/00 - Layered products
• B29L 22/02 - Inflatable articles

Abstract

A method of securing data associated with one or more rigid systems includes identifying information relevant to the supply, manufacture, installation, inspection, use and/or recycling of a rigid system or component thereof, and storing at least a portion of this information to a blockchain. At least a portion of the blockchain is accessible by one or more suppliers, manufacturers, end users, installers, inspectors, and/or recyclers according to an access policy associated with the blockchain, where the access policy includes an access control list that defines one or more access rights to the blockchain.

IPC Classes  ?

• G06Q 30/00 - Commerce
• H04L 9/40 - Network security protocols
• G06Q 10/08 - Logistics, e.g. warehousing, loading or distributionInventory or stock management
• H04L 9/32 - Arrangements for secret or secure communicationsNetwork security protocols including means for verifying the identity or authority of a user of the system

Abstract

This invention relates to novel macromers that comprise a polyether polyol having (meth)acrylate unsaturation. These novel macromers are the polymerization product of a glycidyl (meth)acrylate, with a polyether polyol, and optionally, an alkylene oxide, in the presence of a double metal cyanide catalyst. This invention also relates to preformed stabilizers prepared from these macromers, and to polymer polyols prepared from these novel macromers and novel preformed stabilizers. The present invention also relates to processes for preparing these compositions, to polyurethane foams comprising these polymer polyols, and to processes for preparing these polyurethane foams.

IPC Classes  ?

• C08F 290/06 - Polymers provided for in subclass
• C08G 18/16 - Catalysts
• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C08G 18/48 - Polyethers
• C08G 18/63 - Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers

Abstract

A coating composition can include an aliphatic polyisocyanate and a polyaspartate combined at an equivalent ratio of from 0.9 to 1.8, the aliphatic polyisocyanate having an NCO% of from 6 wt% to 25 wt% based on ISO 11909:2007. The coating composition can also include a pigment at a pigment to binder ratio of from 0.05 to 1.3, a drying agent in an amount of from 0.5 wt% to 5 wt% based on a total weight of the coating composition, and a bismuth compound. The coating composition can have a total solvent content of less than or equal to 250 g/L.

IPC Classes  ?

• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/48 - Polyethers
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/78 - Nitrogen
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C08K 3/013 - Fillers, pigments or reinforcing additives
• C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
• C09D 7/61 - Additives non-macromolecular inorganic
• C09D 175/12 - Polyurethanes from compounds containing nitrogen and active hydrogen, the nitrogen atom not being part of an isocyanate group

Abstract

A thermoplastic molding composition comprises polycarbonate, and demonstrates improved weatherability and having a high scratch and mar resistance. The composition comprises: (A) 50 to 90 percent by weight relative to the weight of the composition (pbw) of an aromatic (co)poly(ester)carbonate, (B) greater than 0 wt.% to 10 wt. % of a mineral filler comprising quartz or silica, and (C) greater than 0 wt.% to 5 wt. % of a high molecular weight non-polar lubricant and most preferably a siloxane lubricant, wherein the siloxane is not polymerized with the aromatic (co)poly(ester)carbonate. The composition may further comprise a rubber-modified graft polymer, and a vinyl copolymer.

IPC Classes  ?

• C08L 69/00 - Compositions of polycarbonatesCompositions of derivatives of polycarbonates
• C08K 3/36 - Silica
• C08L 83/04 - Polysiloxanes

Abstract

A method of securing data associated with one or more panelized walls includes identifying information relevant to the supply, manufacture, assembly, installation and/or inspection of a panelized wall, and storing at least a portion of this information to a blockchain. At least a portion of the blockchain is accessible by one or more suppliers, manufacturers, panelizers, and/or installers according to an access policy associated with the blockchain, where the access policy includes an access control list that defines one or more access rights to the blockchain.

IPC Classes  ?

• H04L 9/00 - Arrangements for secret or secure communicationsNetwork security protocols
• B29C 65/00 - Joining of preformed partsApparatus therefor

Abstract

The present disclosure is directed to thermoplastic polymer blends. The blends can include a first thermoplastic polyurethane and a second thermoplastic polyurethane, wherein the blend includes from 10 wt% to 50 wt% of the second thermoplastic polyurethane based on a total weight of the thermoplastic polymer blend. The first thermoplastic polyurethane can include a reaction product of a first reaction mixture consisting of or consisting essentially of an aliphatic diisocyanate and an aliphatic isocyanate-reactive component. The second thermoplastic polyurethane can include a reaction product of a second reaction mixture including a polyisocyanate, an isocyanate-reactive component having a number average molecular weight of from 500 g/mol to 10,000 g/mol, and a chain extender having a number average molecular weight of from 60 g/mol to 450 g/mol.

IPC Classes  ?

• C08L 75/04 - Polyurethanes
• E21B 43/01 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
• F16L 11/00 - Hoses, i.e. flexible pipes
• B32B 1/08 - Tubular products
• B32B 27/40 - Layered products essentially comprising synthetic resin comprising polyurethanes

Abstract

Pulverulent thermoplastic polymer blends are comminuted to a particle size of less than 300 μm, having a first thermoplastic polyurethane, a reaction product of a first reaction mixture consisting of or consisting essentially of an aliphatic diisocyanate having a number average molecular weight of from 140 g/mol to 170 g/mol and an aliphatic diol having a number average molecular weight of from 62 g/mol to 120 g/mol. The polymer blend also includes a second thermoplastic polyurethane, a reaction product of a second reaction mixture comprising a polyisocyanate, an isocyanate-reactive component having a number average molecular weight of from 500 g/mol to 10,000 g/mol, and a chain extender having a number average molecular weight of from 60 g/mol to 450 g/mol.

IPC Classes  ?

• B33Y 70/00 - Materials specially adapted for additive manufacturing
• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C08L 75/04 - Polyurethanes
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic

Abstract

Isocyanate-reactive compositions, rigid polyurethane foam-forming compositions, rigid polyurethane foams, and methods for their production, and composite articles having a rigid polyurethane foam sandwiched between metal facer substrates. The rigid polyurethane foams are produced from an isocyanate-reactive composition comprising: (1) a polyol blend that includes an amine-initiated polyether polyol; (2) a hydrochlorofluoroolefin ("HCFO"); and (3) a catalyst that includes an arylalkyl tertiary amine, an aryl tertiary amine, or a mixture thereof. The foam can have excellent adhesion to metal substrates.

IPC Classes  ?

• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/48 - Polyethers
• C08G 18/20 - Heterocyclic aminesSalts thereof
• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof

Abstract

The present disclosure describes a method of manufacturing a one-component coating composition. The method can include combining a water-containing additive with a non-reactive resin to form a grinding dispersion. The method can also include grinding the grinding dispersion to a Hegman value of at least 4 to form a ground dispersion. A drying agent can then be added to form a dried slurry. A silane-modified polyurea can be added to the dried slurry to form a one-component coating composition.

IPC Classes  ?

• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C09D 201/10 - Coating compositions based on unspecified macromolecular compounds characterised by the presence of specified groups containing hydrolysable silane groups
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C09D 175/02 - Polyureas

Abstract

Provided is a polyisocyanurate thermoset comprising a mixture of an aliphatic polyisocyanate, optionally, an aromatic polyisocyanate; a core-shell rubber (CSR) impact modifier; and a catalyst, optionally, a mold release agent, wherein the aliphatic polyisocyanate is present in the mixture in an amount in excess of the aromatic polyisocyanate, and wherein the core-shell rubber (CSR) impact modifier is uniformly dispersible in the mixture. Also provided is a process of producing a polyisocyanurate thermoset comprising reacting in the presence of a catalyst, a mixture of an aliphatic polyisocyanate, optionally, an aromatic polyisocyanate, and a core-shell rubber (CSR) impact modifier, optionally, a mold release agent, wherein the aliphatic polyisocyanate is present in the mixture in an amount in excess of the aromatic polyisocyanate, and wherein the core-shell rubber (CSR) impact modifier is uniformly dispersible in the mixture. The thermosets of the invention may find use in producing composites such as wind turbine blades, yacht shells, window frames, door frames, ladder frames, telegraph pole cross arms, tent poles, solar cell frames, solar cell backsheets, radomes, highway guard rails, floor boards, pipes, telegraph poles, auto trunks, luggage holders, engine covers, golf clubs, tennis poles, badminton poles, bicycle frames, surfboards, and snowboards.

IPC Classes  ?

• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/02 - Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C08L 75/04 - Polyurethanes
• C08L 9/06 - Copolymers with styrene

Abstract

A method of securing data associated with a product includes identifying raw materials needed to produce the product where suppliers supply raw materials to installers of the product. The method includes, for each identified raw material, identifying an associated supplier, and, for each identified supplier, receiving, from the identified supplier, a communication comprising quality data corresponding to its associated raw material, generating a supplier block that is associated with the identified supplier, storing the quality data in the supplier block of the identified supplier, adding the supplier block to a blockchain, and identifying one or more installers of the product. For each identified installer, the method includes receiving a communication comprising installation data associated with the product, generating an installation block that is associated with the identified installer, storing the installation data in the installation block of the identified installer, and adding the installation block to the blockchain.

IPC Classes  ?

• G06Q 10/08 - Logistics, e.g. warehousing, loading or distributionInventory or stock management
• G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling

Abstract

Polyol premixes and thermally insulating rigid polyurethane foams, such as those that can be used as a thermal insulation medium in the construction of refrigerated storage devices, are disclosed. A polymer polyol having a OH number of at least 200 mg KOH/g and a solids content of at least 40% by weight is utilized. The resulting polyurethane foams can exhibit improved thermal insulation properties without sacrificing other important physical and processing properties.

IPC Classes  ?

• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/63 - Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic

Abstract

Provided is a polyurethane-polyisocyanurate composition comprising a mixture of: an aliphatic polyisocyanate and optionally, an aromatic polyisocyanate or aromatic isocyanate-terminated prepolymer; a polyol; and a first catalyst, optionally, a second catalyst, optionally, a mold release agent, wherein the aliphatic polyisocyanate present in the mixture in an amount in excess of the aromatic polyisocyanate or the aromatic isocyanate-terminated prepolymer, and wherein the mixture is reacted at an NCO/OH index of from 2.0 to 25. The inventive composition may find use in a variety of pultrusion processes for producing composites, including, but not limited to, wind turbine blades, yacht shells, window frames, door frames, ladder frames, telegraph pole cross arms, tent poles, solar cell frames, solar cell backsheets, radomes, highway guard rails, floor boards, pipes, telegraph poles, auto trunks, luggage holders, engine covers, golf clubs, tennis poles, badminton poles, bicycle frames, surfboards, and snowboards.

IPC Classes  ?

• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/48 - Polyethers
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C08G 18/09 - Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture

Abstract

A polyisocyanate resin can include from 25 wt% to 50 wt% of a first cycloaliphatic polyisocyanate and from 50 wt% to 75 wt% of a flexibilizing component based on a total weight of the polyisocyanate resin. The first cycloaliphatic polyisocyanate can have an NCO% of from 12 wt% to 20 wt% based on ISO 11909:2007. The flexibilizing component can include a linear aliphatic polyisocyanate having a number average isocyanate functionality of from 2 to 3 based on gel permeation chromatography and an isocyanate-terminated reaction product of a second cycloaliphatic polyisocyanate and an isocyanate-reactive material, the reaction product having a Tg of less than -30 °C based on a Differential Scanning Calorimetry (2nd Heating) temperature scan from -100°C to 150°C using 20°C/min heating and cooling ramps. The isocyanate-terminated reaction product and the linear aliphatic polyisocyanate can be present at a weight ratio of from 0.5 to 2.5.

IPC Classes  ?

• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/44 - Polycarbonates
• C08G 18/48 - Polyethers
• C08G 18/72 - Polyisocyanates or polyisothiocyanates
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C08G 18/78 - Nitrogen
• C09D 175/02 - Polyureas
• C09D 175/06 - Polyurethanes from polyesters
• C09D 175/08 - Polyurethanes from polyethers

Abstract

Provided is a polyurethane-polyisocyanurate hybrid composition comprising a mixture of an aliphatic polyisocyanate; a polyol having an acid number of ≤ 5 mg KOH/g; and a first catalyst, wherein the mixture is reacted at an NCO/OH index of from 2.0 to 25. Also provided is a process for producing a polyurethane-polyisocyanurate hybrid composition, the process comprising forming a mixture of a) an aliphatic polyisocyanate, b) a polyol having an acid number of ≤ 5 mg KOH/g, and c) a first catalyst, and reacting the mixture at an NCO/OH index of from 2.0 to 25. The polyol with a low acid value (≤ 5 mg KOH/g) included in the hybrid compositions helps ensure sufficient resin cure. The inventive polyurethane-polyisocyanurate hybrid compositions may find use in or as coatings and adhesives having improved hardness compared with polyisocyanurate coatings and higher reactivity that allows curing at lower temperatures.

IPC Classes  ?

• C08G 18/09 - Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates

Abstract

Provided is a polyaspartic composition comprising a reaction product of a polyamine with a Michael addition receptor, a pigment, and from > 0% to ≤ 3% of a phosphoric acid ester dispersant, wherein the percentage is calculated as (weight of dispersant solids / weight of pigment solids) x 100. The inventive polyaspartic compositions may be reacted with a polyisocyanate to provide coatings, adhesives, sealants, composites, castings, and films having a stable initial gloss. Also provided is a method of increasing 60° gloss in a cured polyurea or polyurethane composition, the method comprising reacting a polyisocyanate with the inventive polyaspartic composition to form a reaction product and curing the reaction product, wherein 60° gloss of the cured polyurea or polyurethane composition is ≥ 80%. The high 60° gloss is maintained over at least one-week, and in some cases over at least four weeks, at 40°C and 80% relative humidity.

IPC Classes  ?

• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08K 3/22 - OxidesHydroxides of metals
• C08K 5/521 - Esters of phosphoric acids, e.g. of H3PO4

Abstract

Provided is a modular battery pack having six sides comprises a plurality of battery cells, a first and second cell holder having openings or notches to receive the ends of the battery cells, an electrical outlet connected to the plurality of battery cells, two plates attached to the sides of the cell holders, and two side housings that together form four sides of the modular battery pack, while the two plates form a fifth and a sixth side of the battery pack.

IPC Classes  ?

• H01M 50/207 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
• H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
• H01M 50/227 - Organic material
• H01M 50/249 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for aircraft or vehicles, e.g. cars or trains
• H01M 50/258 - Modular batteriesCasings provided with means for assembling
• H01M 50/271 - Lids or covers for the racks or secondary casings
• H01M 50/224 - Metals
• H01M 50/233 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions

Abstract

A coating composition can include an aliphatic polyisocyanate having an NCO% of greater than or equal to 6 wt% to less than 22 wt% based on ISO 11909:2007 combined with a polyaspartate at an equivalent ratio of from 0.9 to 5. The coating composition can also include a metal additive in an amount of from 0.03 wt% to 0.5 wt% based on a total weight of the coating composition. The coating composition can have a total solvent content of less than or equal to 200 g/L and has an average viscosity build rate of less than 0.5 KU/min. The coating composition cures to form a coating having a haze value of less than or equal to 5 haze units based on ASTM E430-19.

IPC Classes  ?

• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C09D 175/12 - Polyurethanes from compounds containing nitrogen and active hydrogen, the nitrogen atom not being part of an isocyanate group
• C09D 7/61 - Additives non-macromolecular inorganic
• C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes

Abstract

A coating composition can include an aliphatic polyisocyanate and a polyaspartate combined at an equivalent ratio of from 0.9 to 1.8, the aliphatic polyisocyanate having an NCO% of from 6 wt% to 25 wt% based on ISO 11909:2007. The coating composition can also include a pigment at a pigment to binder ratio of from 0.05 to 1.3 and a drying agent in an amount of from 0.5 wt% to 5 wt% based on a total weight of the coating composition. The coating composition can have a total solvent content of less than or equal to 250 g/L.

IPC Classes  ?

• C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C09D 7/61 - Additives non-macromolecular inorganic
• C09D 175/12 - Polyurethanes from compounds containing nitrogen and active hydrogen, the nitrogen atom not being part of an isocyanate group

Abstract

Provided is a coating comprising a waterborne polyurethane comprising an aliphatic, hydrophobic polyisocyanate and an aliphatic polyurethane dispersion, wherein the aliphatic, hydrophobic polyisocyanate is blocked with a blocking agent, wherein the coating is self-healing defined as having a gloss retention of at least 90% at 20° and 60° after scratching with steel wool and heating to 60°C for two hours, and wherein the coating has a similar final film hardness at a shorter drying time to a comparable waterborne polyurethane comprising an aliphatic, hydrophilic polyisocyanate and the same aliphatic polyurethane dispersion. The one-component waterborne polyurethane coatings have a higher productivity (faster cure), comparable self-healing performance, and final film hardness as two-component, waterborne polyurethane self-healing coatings.

IPC Classes  ?

• C08G 18/08 - Processes
• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/44 - Polycarbonates
• C08G 18/70 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C08G 18/80 - Masked polyisocyanates
• C08L 75/06 - Polyurethanes from polyesters
• C09D 175/06 - Polyurethanes from polyesters

Abstract

Provided is an adhesive comprising a reaction product of (A) an aliphatic polyisocyanate having a molecular weight of from 132 to 700; and (B) a polyaspartate comprising a reaction product of (B1) a polyamine having a molecular weight of at least 240, and (B2) a Michael addition receptor, wherein viscosity @ 23°C according to ASTM D1084-16, remains below 150 cps after four hours, and wherein the adhesive develops an acceptable bond strength to a substrate, defined as having a minimum of 150 g/in. measured @ 23°C according to ASTM D 1876-01 or substrate tear, in less than five days after the substrate is laminated with the adhesive. The inventive flexible packaging adhesives are free of aromatic amines and may find use in multilayer laminates for a variety of industries, including the food processing, cosmetics, and detergents industries.

IPC Classes  ?

• B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/48 - Polyethers
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates

Abstract

Provided is an adhesive comprising a reaction product of (A1) an aliphatic isocyanate having an NCO group content of 18 to 64 and (A2) a polyol or polyamine having a molecular weight of from 400 to 4000; and (B) a polyaspartate compound, wherein viscosity of the adhesive, as measured @ 23°C according to ASTM D4212-16, remains below 60 seconds for after four hours, and wherein the adhesive develops an acceptable bond strength to a substrate, defined as having a minimum of 150 g/in. measured @ 23°C according to ASTM D 1876-01 or substrate tear, in less than or equal to five days after the substrate is laminated with the adhesive. The adhesives are free of aromatic amines and may find use in multi-layered laminated films for the production of flexible packaging useful in a variety of industries, including the food processing, cosmetics, and detergents industries.

IPC Classes  ?

• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/12 - 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 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C08G 18/78 - Nitrogen
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
• C09J 175/00 - Adhesives based on polyureas or polyurethanesAdhesives based on derivatives of such polymers

Abstract

Provided is a process for producing a polyisocyanurate comprising: trimerizing an aliphatic polyisocyanate with a trimerization catalyst in the presence of a thermally decomposable acid at a molar ratio of acid to catalyst of from 0.1 to 10, wherein the polyisocyanurate has a greater pot life than the pot life of the polyisocyanurate not containing the thermally decomposable acid. Polyisocyanurates made according to the inventive process lengthen the pot life of pultrusion composite formulations made therefrom without affecting the reactivity of the formulations. The inventive pultrusion composite formulations may be cured and pultruded to yield a variety of products such as wind turbine blades, yacht shells, window frames, door frames, ladder frames, telegraph pole cross arms, tent poles, solar cell frames, solar cell backsheets, radomes, highway guard rails, floor boards, pipes, telegraph poles, auto trunks, luggage holders, engine covers, golf clubs, tennis poles, badminton poles, bicycle frames, surfboards, and snowboards.

IPC Classes  ?

• C08G 18/02 - Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
• C08G 18/09 - Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
• C08G 18/22 - Catalysts containing metal compounds
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• B29C 70/52 - Pultrusion, i.e. forming and compressing by continuously pulling through a die

Abstract

A polyisocyanate composition can include an aliphatic polyisocyanate resin having a weight average molecular weight of from 1000-6000 g/mol based on gel permeation chromatography. The aliphatic polyisocyanate resin can include a blend of at least two different aliphatic polyisocyanates and can include less than 50 wt% of a cycloaliphatic polyisocyanate based on a total weight of the aliphatic polyisocyanate resin. The polyisocyanate composition can have an NCO% of from 2 wt% to 18 wt% based on ISO 11909:2007. The polyisocyanate composition can include from 84 wt% to 100 wt% solids.

IPC Classes  ?

• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/48 - Polyethers
• C08G 18/72 - Polyisocyanates or polyisothiocyanates
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
• C08G 18/78 - Nitrogen
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C09D 175/02 - Polyureas
• C09D 175/04 - Polyurethanes

Abstract

A thermoplastic material can include a thermoplastic polyurethane material having a hard segment content of at least 30 wt% based on a total weight of the thermoplastic polyurethane material. The thermoplastic polyurethane material is pre-annealed to have a single melting peak having a full-width at half maximum value of less than or equal to 15 °C based on a differential scanning calorimetry analysis from -25 °C to 250 °C at a 20 °C/min temperature ramp.

IPC Classes  ?

• C08L 75/06 - Polyurethanes from polyesters
• B33Y 70/00 - Materials specially adapted for additive manufacturing
• C08L 75/08 - Polyurethanes from polyethers

Abstract

Processes are described for producing an aromatic diamine-initiated polyether polyol having a measured OH number of 300 to 500 mg KOH/g and a viscosity at 25°C of 5000 to 50,000 mPas. The processes include a first alkoxylation step in which an alkylene oxide consisting essentially of propylene oxide is reacted with a starter consisting essentially of aromatic diamine at a molar ratio of propylene oxide to aromatic diamine of 1.4:1 to 2.0:1 to form an alkoxylated product; and a second alkoxylation step in which an alkylene oxide consisting essentially of propylene oxide is reacted with the alkoxylated product, in the presence of an added catalyst, until the ratio of moles of propylene oxide added in the process to the moles of aromatic diamine added in the process is 4:1 to 9:1.

IPC Classes  ?

• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 65/26 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds

Abstract

A system of securing data associated with a product that has been manufactured and installed at a location. The system stores information pertaining to raw materials needed to produce the product, and information received from suppliers, manufacturers and/or installers of the product in blocks that it generates and adds to a blockchain. At least a portion of the blockchain is accessible by one or more of the suppliers, manufacturers, and/or installers according to an access policy associated with the blockchain. The access policy includes an access control list that defines one or more access rights to the blockchain.

IPC Classes  ?

• G06Q 30/00 - Commerce

Abstract

A polyoxazolidinone composition as described herein can include a reaction product of 1,5-pentamethylene diisocyanate-based polyisocyanate and poly-functional epoxide. The 1,5-pentamethylene diisocyanate-based polyisocyanate and the poly-functional epoxide can generally be combined at an equivalent ratio of from about 0.5:1 to about 1.5:1 isocyanate equivalents to epoxide equivalents in the presence of a reaction catalyst.

IPC Classes  ?

• C09D 175/04 - Polyurethanes
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/58 - Epoxy resins
• C08G 18/16 - Catalysts
• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates

Abstract

Disclosed are methods for purifying polyols containing oxyalkylene units that is an alkali metal catalyzed alkoxylation reaction product of an alkylene oxide and an H-functional starter. The methods include neutralizing the alkali metal ions with an aqueous solution comprising water and sulfuric acid, in which: (i) the sulfuric acid is present in an amount of no more than 5% by weight, based on the total weight of the aqueous solution, and (ii) the sulfuric acid is used in an amount of 2% to 10% more than the theoretical amount necessary to neutralize all of the alkali metal ions present. The methods can produce polyols having a low content of 2-methyl-2-pentenal.

IPC Classes  ?

• C08G 65/26 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
• C08G 65/30 - Post-polymerisation treatment, e.g. recovery, purification, drying
• C08G 18/48 - Polyethers

Abstract

A flexibilizing capped prepolymer can include a reaction product of reaction mixture including a polyisocyanate and an isocyanate-reactive component at an equivalent ratio of polyisocyanate equivalents to isocyanate-reactive component equivalents of from 1.4:1 to 2.1:1. The isocyanate-reactive component can include a polyol component and a branching agent component. The branching agent component can include a monoglyceride, a diglyceride, a triglyceride, or a combination thereof having a number average functionality of from 3 to 6 NCO-reactive functional groups. The reaction product is terminated with a capping agent to form the flexibilizing capped prepolymer.

IPC Classes  ?

• C08G 18/48 - Polyethers
• C08G 18/36 - Hydroxylated esters of higher fatty acids
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C08G 18/24 - Catalysts containing metal compounds of tin
• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen

Abstract

A polyaspartate composition can include a reaction product of a diamine and an amine-reactive component. The amine reactive-component can include a diester and an acrylate combined at an equivalent ratio of diester equivalents to acrylate equivalents of from less than 0.9: greater than 0.1 to greater than 0.3: less than 0.7. The diamine and the amine-reactive component can be combined at an equivalent ratio of diamine equivalents to amine-reactive component equivalents of from 1: 0.8 to 0.8: 1.

IPC Classes  ?

• C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
• C09D 175/02 - Polyureas
• C09D 175/16 - Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08L 75/02 - Polyureas

Abstract

The present disclosure describes methods of manufacturing short-chain polyether polyols, including catalyzing polymerization of a reaction mixture comprising an H-functional initiator and an alkylene oxide monomer with an alkaline catalyst to form a crude alkaline short-chain polyether polyol, neutralizing the crude alkaline short-chain polyether polyol with an inorganic acid to prepare a crude acid-neutralized short-chain polyether polyol having an alkalinity level of less than or equal to 0.60 meq/kg, and purifying the acid-neutralized short-chain polyether polyol to prepare a polyether polyol product having a hydroxyl value of from 100 mg KOH/g to 1100 mg KOH/g. The H-functional initiator can include from 60 wt% to 100 wt% plant-based H-functional initiator based on a total weight of the H-functional initiator.

IPC Classes  ?

• C08G 18/48 - Polyethers
• C08G 65/30 - Post-polymerisation treatment, e.g. recovery, purification, drying

Abstract

A thermoplastic molding composition having superior impact strength and chemical resistance comprising 50 to 90 percent by weight (pbw) of an aromatic (co)poly(ester)carbonate, greater than 0 to 40 pbw of first graft (co)polymer comprising structural units derived from styrene, acrylonitrile and 1,3-butadiene, greater than 0 to 6 pbw of a linear glycidyl ester functional polymer comprising repeating units derived from one or more glycidyl ester monomers, greater than 0 to 15 pbw of a second graft (co)polymer comprising a core of (i) an interpenetrated network of poly(meth)alkyl acrylate and polyorganosiloxane or (ii) repeating units derived from a monoethylenically unsaturated acrylate monomer or, and a rigid phase shell selected from the group consisting of methyl methacrylate, ethyl methacrylate, propyl methacrylate, isopropyl methacrylate and butyl methacrylate, styrene and acrylonitrile, and 0.1 – 1.5 pbw of an alkylbenzene sulfonic acid.

IPC Classes  ?

• C08L 69/00 - Compositions of polycarbonatesCompositions of derivatives of polycarbonates

Abstract

A manufacturing method of a sound insulating layer by application of raw materials for urethane resin, by applying row materials for urethane resin in their liquid states along a surface of a porous layer of a soundproof body to manufacture as the sound insulating layer.

IPC Classes  ?

• D06N 3/14 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds with polyurethanes
• G10K 11/162 - Selection of materials
• B60R 13/08 - Insulating elements, e.g. for sound insulation
• D06M 17/10 - Polyurethanes
• B05B 7/04 - Spray pistolsApparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge

Abstract

Provided are adhesives comprising: (A) an aliphatic polyisocyanate; (B) an aspartate-terminated prepolymer; and (C) optionally, a solvent, wherein the adhesive has a ratio of equivalents of NCO groups in the aliphatic polyisocyanate to equivalents of NH groups of from 0.9:1 to 1.75:1, wherein pot life of the adhesive, as measured by doubling of viscosity according to ASTM D4212-16 at 23°C, is greater than or equal to 0.5 hours, and wherein the adhesive develops an acceptable bond strength to a substrate, defined as having a minimum of 150 g/in. measured @ 23°C according to ASTM D 1876-01 or substrate tear, in less than or equal to 5 days after the substrate is laminated with the adhesive.

IPC Classes  ?

• C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
• C08G 18/12 - 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 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic

Abstract

The present invention provides a barrier film comprising a first layer formed from thermoplastic polyurethane (TPU) and a second layer formed from a thermoplastic polymer-based coupling agent containing an ethylene-vinyl acetate (EVA) copolymer and a second polar co-monomer polymer, wherein the barrier film has a total thickness of between 50 µm (2 mil) and 600 µm (24 mil), wherein the first layer has a thickness of between 20 µm (0.8 mil) and 400 µm (16mil), and wherein the second layer has a thickness of between 20 µm (0.8 mil) and 200 µm (8 mil). The inventive barrier film may find use in colostomy, urostomy, and ileostomy pouches and in other medical applications.

IPC Classes  ?

• A61F 5/44 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices
• A61F 5/441 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices having deodorant means, e.g. filters

Abstract

The present invention provides a packaging material comprising a first layer formed from a thermoplastic polyurethane (TPU) and a second layer formed from a heat-activated, olefin-based polymer coupling agent containing an ethylene-vinyl acetate (EVA) copolymer and a second polar co-monomer, wherein the packaging material has a total thickness of between 2 mil (50 µm) and 24 mil (600 µm), the first layer has a thickness of between 0.8 mil (20 µm) and 16 mil (400 µm), and the second layer has a thickness of between 0.8 mil (20 µm) and 8 mil (200 µm). The inventive packaging material may be used to provide thermoformed containers and trays for storing sharp, abrasive articles such as orthopedic devices including bone implants.

IPC Classes  ?

• B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
• B32B 27/30 - Layered products essentially comprising synthetic resin comprising vinyl resinLayered products essentially comprising synthetic resin comprising acrylic resin
• B32B 27/40 - Layered products essentially comprising synthetic resin comprising polyurethanes
• B32B 7/04 - Interconnection of layers
• B32B 7/10 - Interconnection of layers at least one layer having inter-reactive properties
• A61B 50/30 - Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments
• A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents

Abstract

An assembly comprises a housing, a bezel and a lens, or a housing heat sink, a housing rim, a bezel and a lens, wherein the housing or the housing heat sink comprises a first surface and the bezel or the housing rim comprises a second surface, a portion of a first surface of the housing or housing heat sink is molded to a portion of the second surface forming an interface surface, the interface surface having an interface angle that does not deviate more than 90 degrees, measured from a central axis perpendicular to the bezel and the housing around which the bezel and the housing are molded, for all interface angles about the central axis.

IPC Classes  ?

• F21S 41/40 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
• F21S 45/48 - Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting device

Abstract

Disclosed are methods, systems and computer program products for producing polyurethane foam, and then imaging the polyurethane foam at or just after the outlets while the foam is being produced, above the surface of the foam at an angle greater than zero to less than 90 degrees relative to the surface of the foam, or after the foam is cut but before it has cooled to room temperature, using an infrared or an optical imaging device, to capture an image of the polyurethane foam, and determining, based on the captured image, if a defect that requires correction exists in the polyurethane foam; and optionally, in response to determining that a defect requiring correction exists, modifying a process parameter in producing the polyurethane foam.

IPC Classes  ?

• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08G 18/48 - Polyethers
• C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
• B29C 44/60 - Measuring, controlling or regulating

Abstract

Disclosed are methods, systems and computer program products for producing and applying a spray foam producing mixture onto a surface, and imaging a spray cone, or the applied surface, using an infrared or an optical imaging device to capture an image, and then determining, based on the captured image, if a defect that requires correction exists in the spray cone or in the applied surface; and optionally, in response to determining that a defect requiring correction exists, modifying a process parameter in producing or applying spray foam.

IPC Classes  ?

• B05B 12/08 - Arrangements for controlling deliveryArrangements for controlling the spray area responsive to condition of liquid or other fluent material discharged, of ambient medium or of target
• B05B 12/00 - Arrangements for controlling deliveryArrangements for controlling the spray area
• B05D 5/00 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
• B05B 13/04 - Means for supporting workArrangement or mounting of spray headsAdaptation or arrangement of means for feeding work the spray heads being moved during operation

Abstract

A polyaspartate composition is provided which comprises a reaction product of a diamine and a diester reacted at a ratio of diamine equivalents to diester equivalents of from 1: 0.95 to 1: 0.50. The polyaspartate compositions of the invention may be combined with polyisocyanates to produce polyurea compositions, e.g., coatings, adhesives, sealants, composites, castings, and films, which exhibit a faster cure time along with faster development time for physical properties such as hardness and tensile strength.

IPC Classes  ?

• C08G 18/32 - Polyhydroxy compoundsPolyaminesHydroxy amines
• C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
• C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
• C09D 175/02 - Polyureas

Abstract

Polyol premixes and thermally insulating rigid polyurethane foams, such as those that can be used as a thermal insulation medium in the construction of refrigerated storage devices, are disclosed. A polymer polyol having a OH number of greater than 260 mg KOH/g is utilized. The resulting polyurethane foams can exhibit improved thermal insulation properties without sacrificing other important physical and processing properties.

IPC Classes  ?

• C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
• C08G 18/30 - Low-molecular-weight compounds
• C08G 18/40 - High-molecular-weight compounds
• C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
• C08G 18/48 - Polyethers
• C08G 18/50 - Polyethers having hetero atoms other than oxygen
• C08G 18/62 - Polymers of compounds having carbon-to-carbon double bonds
• C08G 18/63 - Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
• C08G 18/64 - Macromolecular compounds not provided for by groups
• C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
• C08G 101/00 - Manufacture of cellular products

Abstract

This invention relates to novel preformed stabilizers in which a portion of the polymer control agent is recovered and comprises from 10 to 1500 ppm of an inhibitor. This invention also relates to a process for preparing these preformed stabilizers, and to polymer polyols comprising these novel preformed stabilizers macromers and to a process for preparing polymer polyols comprising these novel preformed stabilizers. The present invention also relates to polyurethane foams comprising these polymer polyols, and to processes for preparing these polyurethane foams.

IPC Classes  ?

• C08F 283/00 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass
• C08F 285/00 - Macromolecular compounds obtained by polymerising monomers on to preformed graft polymers
• C08F 290/14 - Polymers provided for in subclass
• C08G 18/63 - Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers

Abstract

A thermal management system is provided for use with a battery pack, the battery pack comprising a plurality of cells arranged into at least a first row of cells and a second row of cells, wherein the first row of cells is adjacent to the second row of cells, the system comprising: a welded plastic film blanket interposed between the first and second rows of cells, the blanket comprising; a coolant within a first coolant tube and a second coolant tube, the first coolant tube and the second coolant tube each connected to a plurality of coolant channels in the blanket.

IPC Classes  ?

• H01M 10/625 - Vehicles
• H01M 10/65 - Means for temperature control structurally associated with the cells
• H01M 10/655 - Solid structures for heat exchange or heat conduction
• H01M 10/6557 - Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
• F28D 9/00 - Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
• F28F 1/08 - Tubular elements crimped or corrugated in longitudinal section
• H01M 10/643 - Cylindrical cells
• H01M 10/6567 - Liquids