Abstract:
The present invention includes coating compositions having a microgel, wherein the microgel is prepared from a carboxyl functional polymer and a hybrid crosslinker system, wherein the hybrid crosslinker system has a first crosslinker having an epoxy resin and a second crosslinker having a thermally active crosslinker.
Abstract:
A hard coat coating composition for a metal base material, includes a coated film forming component including a urethane(meth)acrylate (A) having a carboxyl group and having a solid fraction acid value being value of 0.5 to 2.0 mgKOH/g, a urethane(meth)acrylate (B) not having a carboxyl group, a thermoplastic resin (C) having a carboxyl group and having a solid fraction acid value of 1.0 to 30 mgKOH/g, and a silane coupling agent (D).
Abstract:
The invention relates to an aqueous dispersion containing a dispersant and a disperse phase containing a hydrophobic material, the dispersant comprising an anionic compound having a molecular weight less than 50,000 and being selected from the group consisting of carbon-containing compounds and silicon-containing compounds, and a cationic organic compound having a molecular weight less than 50,000. The invention further relates to the preparation and use of the dispersion in the production of paper. The invention also relates to a substantially water-free composition containing a hydrophobic material, an anionic compound having a molecular weight less than 50,000 and being selected from carbon-containing compounds and silicon-containing compounds, and a cationic organic compound having a molecular weight less than 50,000, as well as it use in the preparation of an aqueous dispersion.
Abstract:
A resin composition for powder coating, which comprises the following components (A), (B) and (C): (A) a carboxyl group-containing resin having a number average molecular weight of from 1,000 to 20,000, an acid value of from 5 to 200 and a glass transition temperature of from 30 to 120.degree. C.; (B) tris(.beta.-methylglycidyl) isocyanurate of formula (1); and (C) as a ring opening polymerization inhibitor, at least one compound selected from the group consisting of amines having in their molecules a bond of formula (2); and onium salts.
Abstract:
A curable resin composition of use in water-based paints comprises a water-based product obtained by dispersing or dissolving in water a vinyl polymer (II) containing tertiary amino groups, acidic groups, or both tertiary amino and acidic groups which has been either partially or completely neutralized by an acidic or basic compound, an epoxy and hydrolyzable silyl groups-containing compound (B), and a composition further containing a hydrolyzable silyl and/or silanol groups-containing compound (F).
Abstract:
The present invention relates to powder coating compositions wherein the binder contains copolymers which are solid below 30.degree. C., prepared from olefinically unsaturated compounds and have a weight-average molecular weight (M.sub.w) of 1500 to 75,000, a content of free hydroxyl groups of 0.2 to 6.0% by weight and a content of intramolecular carboxylic acid anhydride groups (calculated as C.sub.4 H.sub.2 O.sub.3) of 1 to 30% by weight.
Abstract translation:本发明涉及粉末涂料组合物,其中粘合剂含有固体低于30℃的共聚物,由烯属不饱和化合物制备,重均分子量(Mw)为1500至75,000,游离羟基含量为 0.2〜6.0重量%,分子量内羧酸酐基(C 4 H 2 O 3计算)含量为1〜30重量%。
Abstract:
The present invention is an imaging element which includes a support and at least one image forming layer. The imaging element further includes an antistatic layer and a protective layer overlying the antistatic layer. The protective layer is formed from an aqueous coating solution containing a film forming binder and a crosslinking agent. The film forming binder is a carboxylic containing vinyl polymer or copolymer having a glass transition temperature of greater than 50.degree. C. and an acid number of from 60 to 260. The carboxylic acid group of the vinyl polymer or copolymer are reacted with ammonia or amine to provide a pH of the coating solution of from 7 to 10.
Abstract:
A method of preparing a water-dispersible epoxy resin coating composition comprises: (a) Reacting an epoxy polymer with a carboxyl bearing polymer in the presence of an esterification catalyst; (b) Quenching with an excess of tertiary amine before the esterification reaction is completed; and (c) adding water to form an aqueous dispersion.
Abstract:
A coating composition including a first component comprising a compound having appended thereto more than one carbamate functional group, and further including a second component reactive with said carbamate groups, which is a substituted acrylamide compound. The composition is useful as a clearcoating composition in a color-plus-clear composite coating.
Abstract:
The present invention provides a wet-on-wet coating method comprising applying a thermosetting aqueous coating composition (A), and applying a thermosetting aqueous coating composition (B) to the uncured coating surface of the aqueous coating composition (A) wherein the aqueous coating composition (A) contains a base resin with a neutralization value of 20 to 30 KOH mg/g and the aqueous coating composition (B) contains a base resin with a neutralization value higher by 10 to 20 KOH mg/g than the base resin of the aqueous coating composition (A).