Abstract: Aqueous resinous binders comprising graft copolymers, water-dilutable urethane polyols and epoxy-phosphorus acid reaction products are disclosed. The binders are useful in primer formulations for automotive applications.

Abstract: The present invention is directed to a substantially pigment-free coating composition with good cure response and improved appearance. In particular, the substantially pigment-free coating composition may comprise (a) at least one functional polymer containing amine groups and groups selected from hydroxyl and carbamate; and (b) a crosslinking agent.

Abstract: Aqueous resinous binders comprising graft copolymers, water-dilutable urethane polyols, epoxy-phosphorus acid reaction products, and an aqueous dispersion comprising the reaction product of trimellitic anhydride and a polyol, wherein the molar ratio of trimellitic anhydride to the polyol in the reaction product ranges from 1:2 to 1:4, and wherein the reaction product is further reacted with an anhydride to form another reaction product are disclosed. The binders are useful in primer formulations for automotive applications.

Abstract: The present invention is directed to towards a waterborne anti-chip primer coating composition comprising a polyester polyol having a molecular weight ?1500 wherein the polyester polyol comprises ?30 weight % of the total resin solids of the waterborne anti-chip primer coating composition; and wherein after application to a substrate as a coating and after curing has a dry film thickness ranging from 2 ?m to 8 ?m.

Abstract: An aqueous dispersion comprising a reaction product of trimellitic anhydride and a polyol, wherein the molar ratio of trimellitic anhydride to polyol in the reaction product ranges from 1:2 to 1:4, and wherein the reaction product is further reacted with an anhydride to form another reaction product. A method of making a resin comprising the reaction product described above is also disclosed.

Abstract: The present invention is directed to curable film-forming compositions comprising: a) a curing agent; and b) a film-forming material comprising a fluoropolymer, a polymer having functional groups, and a plurality of particles comprising fillers and/or nanoscale particles having an average particle size ranging from 1 to less than 1000 nanometers prior to incorporation into the composition; wherein 20 to 30 percent by weight of the film-forming material of b) comprises the fluoropolymer. In certain embodiments, after application to a substrate as a coating and after curing, the cured composition demonstrates burnish resistance and an 85° gloss of less than 50. Multi-component composite coating compositions are also provided.

Abstract: Aqueous resinous binders comprising graft copolymers, water-dilutable urethane polyols and epoxy-phosphorus acid reaction products are disclosed. The binders are useful in primer formulations for automotive applications.

Abstract: Aqueous resinous binders comprising graft copolymers, water-dilutable urethane polyols, epoxy-phosphorus acid reaction products, and an aqueous dispersion comprising the reaction product of trimellitic anhydride and a polyol, wherein the molar ratio of trimellitic anhydride to the polyol in the reaction product ranges from 1:2 to 1:4, and wherein the reaction product is further reacted with an anhydride to form another reaction product are disclosed. The binders are useful in primer formulations for automotive applications.

Abstract: A thermosetting composition that includes a co-reactable solid, particulate mixture of a film forming material having functional groups, a crosslinking agent having at least two functional groups that are reactive with the functional groups in the film forming material, and a monocarboxylic acid. Multi-component composite coatings, coated substrates, and related methods are also provided.

Abstract: A coating composition comprising a resinous binder and a color effect colorant in particulate form. The colorant includes an ordered periodic array of particles held in a polymer wherein a difference in refractive index between the polymer and the particles is at least about 0.01. The colorant reflects visible light according to Bragg's law to yield a goniochromatic effect to the coating composition.

Abstract: A thermosetting composition comprising a co-reactable solid, particulate mixture of (a) beta-hydroxyalkylamide crosslinking agent, e.g., bis(N,N-di-2-hydroxyethyl)adipamide, and (b) polycarboxylic acid functional polymer, is described. The polycarboxylic acid functional polymer is prepared by atom transfer radical polymerization and has well defined polymer chain architecture and polydispersity index of less than 2.5. The thermosetting compositions of the present invention have utility as powder coatings compositions.

Abstract: A thermosetting composition comprising a co-reactable solid, particulate mixture of (a) beta-hydroxyalkylamide crosslinking agent, e.g., bis(N,N-di-2-hydroxyethyl)adipamide, and (b) polycarboxylic acid functional polymer, is described. The polycarboxylic acid functional polymer is prepared by atom transfer radical polymerization and has well defined polymer chain architecture and polydispersity index of less than 2.5. The thermosetting compositions of the present invention have utility as powder coatings compositions.

Abstract: A polyurethane material, the coatings prepared therefrom, and methods of making the same are provided. An anionic self-crosslinkable polyurethane material has a weight average molecular weight of less than 15,000 grams per mole and, when cured, has a toughness of at least 20 MPa according to TOUGHNESS TEST METHOD at a temperature of 25° C.

Abstract: A coating composition comprising a resinous binder and a color effect colorant in particulate form. The colorant includes an ordered periodic array of particles held in a polymer wherein a difference in refractive index between the polymer and the particles is at least about 0.01. The colorant reflects visible light according to Bragg's law to yield a goniochromatic effect to the coating composition.

Abstract: A polyurethane material, the coatings prepared therefrom, and methods of making the same are provided. A polyurethane material may be formed from components comprising at least one polyisocyanate, at least one active hydrogen-containing material, at least one material having at least one primary or secondary amino group and at least one hydroxyl group, and at least one acid functional material or anhydride having a functional group reactive with isocyanate or hydroxyl groups of other components from which the polyurethane material is formed. The polyurethane can provide improved physical properties, such as chip resistance, when incorporated into a coating composition.

Abstract: A thermosetting composition comprising a co-reactable solid, particulate mixture of (a) capped polyisocyanate crosslinking agent, e.g., a trimer of 1-isocyanato-3,3,5 -trimethyl-5-isocyanatomethylcyclohexane capped with e-caprolactam or 1H-2,5-dimethyl pyrazole, and (b) hydroxy functional polymer, is described. The hydroxy functional polymer is prepared by atom transfer radical polymerization and has well defined polymer chain architecture and polydispersity index of less than 2.5. The thermosetting compositions of the present invention have utility as powder coatings compositions.

Abstract: A multi-component composite coating composition comprising a base coat deposited from a pigmented film-forming composition and a transparent top coat applied over the base coat in which the base coat is a thermosetting composition comprising a co-reactable solid, particulate mixture of (i) an epoxy functional polymer containing at least one of the polymer chain structures -[(M)p-(G)q]x- or -[(G)q-(M)p]x- wherein M is an oxirane-free residue of at least one ethylenically unsaturated monomer, G is a glycidyl-functional ethylenically unsaturated monomer, p and q each independently has a value of 0 to typically less than 100, and x has a value of at least 1 to typically less than 100, the total value of p, q and x selected such that said epoxy functional polymer has a number average molecular weight of at least 250, and (ii) a co-reactant having functional groups reactive with the epoxy groups of (i).

Abstract: A polyurethane material, the coatings prepared therefrom, and methods of making the same are provided. A polyurethane material may be formed from components comprising at least one polyisocyanate, at least one active hydrogen-containing material, at least one material having at least one primary or secondary amino group and at least one hydroxyl group, and at least one acid functional material or anhydride having a functional group reactive with isocyanate or hydroxyl groups of other components from which the polyurethane material is formed. The polyurethane can provide improved physical properties, such as chip resistance, when incorporated into a coating composition.

Abstract: A polyurethane material, the coatings prepared therefrom, and methods of making the same are provided. An anionic self-crosslinkable polyurethane material has a weight average molecular weight of less than 15,000 grams per mole and, when cured, has a toughness of at least 20 MPa according to TOUGHNESS TEST METHOD at a temperature of 25° C.

Abstract: A thermosetting composition comprising a co-reactable solid, particulate mixture of (a) polycarboxylic acid functional polymer, and (b) epoxide functional crosslinking agent having at least two epoxide groups, e.g., triglycidyl isocyanurate (TGIC), is described. The polycarboxylic acid functional polymer is prepared by atom transfer radical polymerization and has well defined polymer chain architecture and polydispersity index of less than 2.0. The thermosetting compositions of the present invention have utility as powder coatings compositions.