C08G18/8061

Polyurethane-ionomer hybrid resin composition for golf ball cover and golf ball including cover formed using the same
10532253 · 2020-01-14 · ·

A polyurethane-ionomer hybrid resin composition for a golf ball cover having excellent elastic reaction force and backspin performance comprises 100 parts by weight of a modified ionomer having a number average molecular weight in a range of 1,000 to 2,400, provided as a reaction product generated by a reaction among a polyol including hydroxyl groups on opposing ends of the polyol, a monomer of acrylic acid or methacrylic acid having 2 to 3 functional groups, and zirconia, and modified in such a manner that a polyester oligomer in a zirconia complex state and a zirconia filled state is added to an ionomer resin to be reacted, and a portion of unsaturated carboxylic acid of an ionomer is neutralized to be zirconium and additionally polymerized to be the polyester oligomer; 20 to 40 parts by weight of a block polyurethane prepolymer with respect to 100 parts by weight of the modified ionomer; 70 to 100 parts by weight of the ionomer with respect to 100 parts by weight of the modified ionomer; and 1 to 10 parts by weight of a chain extender with respect to 100 parts by weight of the block polyurethane prepolymer.

Polymer resin, window module including the same, and display apparatus including the same

A window module including a window, a first print layer, an ink layer, and a protective layer covering the ink layer. The protective layer includes a polymer resin polymerized from monomers including a first monomer which is an acrylic monomer substituted with a hydroxy group, a second monomer having an epoxy group, and at least one of a third monomer having a substituted or unsubstituted phenyl group or a fourth monomer which is an acrylic monomer having a substituted or unsubstituted bicyclic alkyl group, and thus, has excellent durability, chemical resistance, and abrasion resistance.

Polyester resin, resin composition for can paint, painted metal plate for can, and can
10494542 · 2019-12-03 · ·

This invention provides a polyester resin that is capable of forming a coating film having extremely excellent curability, processability, retort resistance, content resistance, and dent resistance, and also provides a resin composition for a coating composition containing the polyester resin. The polyester resin obtained from a polycarboxylic acid component and a polyol component, wherein the polyester resin meets the conditions (i) to iii) described below: (i) among the polycarboxylic acid components constituting the polyester resin, the total copolymerization ratio of terephthalic acid component and 2,6-naphthalenedicarboxylic acid component is 80 mol % or more; (ii) among the polycarboxylic acid components constituting the polyester resin, the copolymerization ratio of 2,6-naphthalenedicarboxylic acid component is 2 to 80 mol %; and (iii) among the polyol components constituting the polyester resin, the total copolymerization ratio of ethylene glycol component and 1,2-propylene-glycol component is 50 mol % or more, wherein the copolymerization ratio of 1,2-propylene-glycol component is excessive relative to the copolymerization ratio of the ethylene glycol component.

Organotin copolymers as polymeric crosslinking catalysts
11976209 · 2024-05-07 · ·

Described herein is a (meth)acrylic copolymer including a polymeric backbone and at least two kinds of side chains (S1) and (S2) attached to the polymeric backbone, which are different from each other, namely one or more side chains (S1) including at least one tin-containing moiety and one or more side chains (S2) bearing at least one ester group of formula OC(?O)R.sup.1, where R.sup.1 is a linear or branched, saturated or unsaturated, acyclic aliphatic residue having at least 18 carbon atoms, a method of preparing the copolymer, a method of using the copolymer as catalyst in crosslinking reactions in coating compositions and/or for lengthening the pot life of coating compositions and/or for lowering the curing temperatures of coating compositions, a coating composition including the copolymer and a method of coating a substrate including applying the coating composition to a substrate.

MELT SPUN MULTIFILAMENTS BASED ON THERMOPLASTIC POLYURETHANE, THEIR PRODUCTION AND USE

The invention relates to melt spun multifilaments based on thermoplastic polyurethane, their production and the use of said melt spun multifilaments to produce technical textiles and clothing such as socks, stockings, compression textiles like medical bandage, surgical hose, orthopedic elastic bandage, sport textiles, underwear etc.

REACTIVE POLYURETHANE DISPERSIONS

The present disclosure is drawn to a reactive polyurethane dispersion including a polymer strand having a polymer backbone that has two ends terminating at a first capping unit and a second capping unit. The polymer backbone can include polymerized monomers including a reactive diol and a diisocyanate. The reactive diol can be an acrylate-containing diol, a methacrylate-containing diol, a styrene-containing diol, or combination thereof. The first capping unit can be a styrene-containing monoalcohol reacted with an isocyanate group of the diisocyanate. The second capping unit can be an ionic stabilizing group.

ADHESION PROMOTER COMPOSITIONS AND PRIMER COMPOSITIONS FOR METAL-PLASTIC HYBRID COMPONENTS

The invention provides an adhesion promoter composition comprising at least one polymer A selected from at least one epoxy resin-phenol resin precondensate, a mixture of at least one epoxy resin-phenol resin precondensate and epoxy resins, a mixture of epoxy resins and phenol resins, polyamide resins and mixtures thereof, and at least one copolyamide-based hotmelt adhesive. Additionally described is a primer composition comprising at least one polymer B selected from saturated polyester resins, epoxy-phenol resin precondensates, mixtures of epoxy resins and phenol resins, and mixtures thereof, at least one crosslinker resin selected from the group consisting of melamine resins, blocked isocyanate resins and mixtures thereof, at least one catalyst, and at least one copolyamide-based hotmelt adhesive.

Single bath autodeposition coating for combination metal substrates and methods therefor

This invention relates to an autodeposition bath composition comprising a nitrogen containing compound, said bath being suitable for generating a uniform autodeposition coating on two or more of ferrous, aluminum, magnesium and zinciferous multi-metal substrate surfaces, treated either sequentially or simultaneously. The invention also provides autodeposition concentrate compositions for use in the bath, methods of making and using the concentrate and bath, as well as metal articles comprising an autodeposition coating according to the invention.

LOAD BEARING TRACTION MEMBER AND METHOD
20190161322 · 2019-05-30 ·

A method is disclosed of making a load-bearing traction member. According to the method, a composition including a thermoplastic polyurethane and a blocked isocyanate compound is heated to a fluid state and applied to at least one tension member, and solidified to form a polymer jacket around at least one tension member.

GAS BARRIER FILM, SOLAR CELL, AND MANUFACTURING METHOD OF GAS BARRIER FILM
20190148575 · 2019-05-16 · ·

An object of the present invention is to provide a gas barrier film which can prevent the damage of an inorganic layer even in a case where the gas barrier film is used in a product which undergoes a step of applying pressure, heat, and the like, a solar cell using the gas barrier film, and a manufacturing method of the gas barrier film. The object is achieved by a gas barrier film having a support and an inorganic layer and a protective organic layer on one surface of the support, in which the protective organic layer has a polymerized substance of a graft copolymer having an acryl polymer as a main chain and having, as a side chain, at least either an acryloyl group-terminated urethane polymer or an acryloyl group-terminated urethane oligomer, a polymerized substance of a (meth)acrylate monomer having three or more functional groups, a polymerized substance of the graft copolymer and the (meth)acrylate monomer having three or more functional groups, a (meth)acrylate polymer, and a silane coupling agent having a (meth)acryloyl group.