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WO/2023/160197A1 |
The present invention discloses a single-component organic silicon-modified sealant and a preparation method therefor. The single-component organic silicon-modified sealant is prepared from the following raw materials: 15 to 40 parts of ...
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WO/2023/157430A1 |
[Problem] To obtain a photocurable urethane gel-state body that: through a first-stage cure, is in a gum state and exhibits a self-molding behavior of conforming to the shape of a use surface; and through a second-stage photocure, provid...
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WO/2023/157384A1 |
The present invention provides a moisture-curable polyurethane hot-melt resin composition comprising a urethane prepolymer (i) having an isocyanate group, which is a product of reaction between a polyol (A) and a polyisocyanate (B), and ...
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WO/2023/156715A1 |
The invention relates mainly to a biobased polyurethane resin composition which is essentially characterized in that it is obtained by mixing a volume V1 of polyisocyanate phase, and a volume V2 of polyol phase, and in that: either the p...
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WO/2023/157732A1 |
[Problem] The purpose of the present invention is to provide: a polyamidimide resin which is capable of stably spinning nanofibers which have a small fiber diameter; and polyamidimide fibers and a non-woven fabric comprising the same. [S...
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WO/2023/158225A1 |
The present invention relates to a self-healing and recyclable polyurethane polymer and a preparation method therefor. Specifically, the present invention relates to a thermo-curable polyurethane copolymer and a method for preparing same...
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WO/2023/156898A1 |
The invention relates to a process for obtaining a polyether polyol with a bimodal molecular weight distribution, intended for the production of flexible polyurethane foams, in particular of soft, hypersoft and thermoplastic types. The p...
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WO/2023/156441A1 |
The invention relates to UV curable coating composition comprising (A) a component A, comprising Aa) one or more resins, each of these resins having a hydroxyl number in the range of 0 to 25 mg KOH/g; each of these resins having a (meth)...
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WO/2023/155693A1 |
The present application relates to a two-component aqueous coating composition and coated article made therefrom. The two-component aqueous coating composition comprises: component A, comprising at least one silicone-modified hydroxy acr...
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WO/2023/157807A1 |
This polyurethane resin composition contains an isocyanate group-terminated urethane prepolymer (E) or a reaction product of the isocyanate group-terminated urethane prepolymer (E) and a chain extender (G), and a neutralizing agent (F), ...
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WO/2023/153484A1 |
The present invention provides a method for producing a polythiol composition, the method comprising: a step for generating a polythiol composition (S), which contains two or more polythiol compounds, by reacting a composition X that con...
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WO/2023/151161A1 |
A polyurethane composite material container having a changeable shape, comprising a charging inlet, a container wall and a discharging outlet. The charging inlet is located at the top of the container, the discharging outlet is located a...
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WO/2023/153397A1 |
The present invention provides a prepolymer composition which contains an isocyanate group-terminated prepolymer. The isocyanate group-terminated prepolymer comprises a reaction product between a polyisocyanate component that contains 1,...
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WO/2023/152400A1 |
The invention relates to a method for the coupled production of polyurethanes. Polyurethane can be produced with a reduced CO2 footprint by means of the energetic combination of the polyurethane synthesis with preceding process steps.
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WO/2023/153398A1 |
This prepolymer composition contains an isocyanate group-terminated prepolymer. The isocyanate group-terminated prepolymer contains a product of a reaction between a polyol component and a polyisocyanate component including 1,4-bis(isocy...
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WO/2023/154030A1 |
The invention relates to the development of a system for the recovery of rare earth elements by adding a nanofiltration membrane which performs pre-concentration before solvent extraction.
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WO/2023/152224A1 |
Disclosed herein are membranes, composition for forming membranes, methods for forming membranes, and sensors and devices comprising membranes. The membrane comprises the reaction product of a diisocyanate, a polymeric aliphatic diol, a ...
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WO/2023/151174A1 |
Disclosed in the present invention are environmentally-friendly flexible conductive polyurethane and a preparation method therefor. The environmentally-friendly flexible conductive polyurethane is prepared from a component A and a compon...
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WO/2023/148089A1 |
The present invention relates to an elastomeric polyurethane comprising at least a first flame retardant in an amount of ≥ 5% to ≤ 9% by weight based on the total weight of the elastomeric polyurethane and at least one mineral filler...
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WO/2023/148287A1 |
: The present invention suggests a multi-component composition comprising an isocyanate-reactive compound, an isocyanate compound, a source of chemically bound water, optionally a catalyst, and optionally a CO2 scavenger. Moreover, the p...
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WO/2023/147792A1 |
The invention relates to the technical field of optical resin, in particular to a polythiol composition and a use thereof. The polythiol composition comprises a thiol compound represented by formula (1) and 2,3-dithio (2-mercapto)-1-prop...
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WO/2023/148674A1 |
A composition comprising or, alternatively, consisting of: - isocyanates blocked by means of a blocking agent selected from the group consisting of: (i) optionally 2-pentanone oxime; (ii) 4-methylpentane-2-one oxime; (iii) 5-methyl-3-hep...
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WO/2023/148380A1 |
The invention relates to a mixed polynitron having aromatic nitron groups, at least one linear aliphatic group and at least one cycloaliphatic group. The invention also relates to a process for preparing a mixed polynitron, to a formulat...
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WO/2023/148059A1 |
The present invention relates to: a foamable multi-component composition for producing foamed fire-protection profiles; and fire-protection profiles produced from the multi-component composition according to the invention. The foamable m...
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WO/2023/149434A1 |
A polishing layer containing polyurethane, the elongation at break of the polyurethane at a tension speed of 50mm/min after undergoing 50°C water-based saturation swelling being less than 100%; a polishing pad comprising said polishing ...
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WO/2023/148675A1 |
A composition comprising or, alternatively, consisting of: - isocyanates blocked by means of a blocking agent selected from the group consisting of: (i) optionally 2-pentanone oxime; (ii) 4-methylpentane-2-one oxime; (iii) 5-methyl-3-hep...
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WO/2023/149258A1 |
The purpose of the present invention is to improve the adhesion between layers in a layered body when the layered body is molded by lamination/integration by thermal molding. A two-part reactive composition according to an embodiment i...
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WO/2023/149261A1 |
The purpose of the present invention is to provide a method for forming a multilayer coating film whereby it is possible to form a multilayer coating film that exhibits superior sag resistance, mirror finish, and luster. A first coatin...
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WO/2023/150439A1 |
The in-mold coating compositions comprising a low energy can be applied over a mold release coating applied to a surface of a mold cavity. A prepreg can be applied over the in-mold coating and the in-mold coating and the prepreg simultan...
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WO/2023/149262A1 |
The purpose of the present invention is to provide a method for forming a multilayer coating film whereby it is possible to form a multilayer coating film that exhibits superior sag resistance, mirror finish, and luster. A first coatin...
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WO/2023/150473A1 |
Isocyanate-functional polyurethane prepolymers are prepared by reacting a polymeric diol, a non-linear short chain diol, a multifunctional polyol, and a diisocyanate. Coating compositions comprising the isocyanate-functional polyurethane...
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WO/2023/145697A1 |
Provided is a chlorine-containing polyether polyol that serves as a material for producing polyurethane having excellent mechanical properties, heat stability, moldability, and flame resistance. The chlorine-containing polyether polyol...
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WO/2023/142977A1 |
The present application relates to the field of anticorrosion coatings, and in particular to a polyaspartic polyurea coating and a preparation method therefor. The polyaspartic polyurea coating comprises: a polyaspartic ester: 36%-60%; k...
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WO/2023/144057A1 |
The present invention relates to a method for producing soft polyurethane foams, which have in particular a low compression hardness and/or a low compression set value (DVR), using aliphatic oligomeric polyisocyanates and monohydroxy-fun...
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WO/2023/144294A1 |
The invention relates to a process for purification of a polyether polyol which is prepared by ring-opening polymerization of an alkylene oxide in the presence of an initiator having a plurality of active hydrogen atoms and a composite m...
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WO/2023/143876A1 |
The present invention relates to a solvent-based polyurethane adhesive composition for bonding flexible packaging materials, which is debondable after curing by treating with water or an aqueous solution. Further, the present invention r...
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WO/2023/141978A1 |
The present invention relates to a polyol composition, a polyurethane reaction system, a polyurethane resin and a polyurethane composite.
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WO/2023/143834A1 |
The present invention relates to a reaction mixture for manufacturing an inorganic-filler based closed-cell rigid polyisocyanurate (PIR) comprising foam, the reaction mixture comprising mixing at an isocyanate index >120: - At least one ...
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WO/2023/143833A1 |
The present invention relates to a reaction mixture for manufacturing an inorganic-filler based closed-cell rigid polyurethane or polyisocyanurate (PU or PIR) containing foam having a calorific value below 6 MJ/kg, preferably below 4.5 M...
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WO/2023/145837A1 |
The present invention provides a polythiol composition which contains a polythiol compound, wherein: the composition contains a compound C2 that has a retention time of 16.0 minutes to 19.0 minutes as determined by high-speed liquid chro...
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WO/2023/143929A1 |
The present invention relates to a polyurethane prepolymer composition, comprising a reaction product of an isocyanate component and a polyol component, wherein the reaction product comprises isocyanate groups at an amount of 5.0 to 13.0...
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WO/2023/147230A1 |
A coating composition includes: (a) a polymeric resin including hydroxyl functional groups; (b) a polyisocyanate crosslinker; (c) a thiol including at least 2 active hydrogen groups, where the active hydrogen groups include a thiol group...
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WO/2023/147451A1 |
The disclosure relates to waterborne polyurethane dispersions as well as related coated articles and methods. The dispersion includes a liquid or aqueous water-containing medium and polyurethane particles dispersed therein. The polyureth...
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WO/2023/144660A1 |
The present invention relates to a light safety shoe (1), comprising: - an upper ( 2 ); a sole (3) made by means of injection molding directly onto said upper (2); a safety toecap (4) placed at the toe of the shoe (1); - a anti -puncture...
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WO/2023/144325A1 |
The present invention relates to a two-pack coating composition comprising A) a component A comprising Aa) one or more polysiloxanes with 4 or more isocyanate reactive groups; and Ab) one or more organic polymers, which differ from Aa) a...
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WO/2023/145981A1 |
The present invention relates to a method for preparing an ester thiol compound by reacting a polyalcohol and a mercaptocarboxylic acid and to an optical resin or optical lens obtained therefrom having superior optical properties.
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WO/2023/147327A1 |
This invention pertains to coating compositions based on a blend of polyester containing 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) and malonic polyester. Coatings based on such polyester blends are capable of providing a good balanc...
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WO/2023/145518A1 |
The present specification discloses: a copolymer which is obtained by reacting a diglycerol fatty acid ester represented by general formula (1) with isophorone diisocyanate and which has a weight average molecular weight of 3,500-100,000...
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WO/2023/146423A1 |
The invention relates to a polyether polyol composition for preparing viscoelastic polyurethane foams, comprising the following: at least one polyether polyol with a hydroxyl number of 300 to 600 mgKOH/g, a functionality of 2 to 6 and an...
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WO/2023/146700A1 |
A laminating adhesive with improved digital ink lamination properties comprising an isocyanate component and a polyol component. The isocyanate component comprises an isocyanate prepolymer and an aliphatic polyisocyanate. The polyol comp...
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