Abstract: A high solids curable polymer resin coating composition comprising mixed ether aminoplasts containing C.sub.8 to C.sub.12 alkoxymethyl and methoxymethyl groups and a hydroxy-containing resin. The coating composition provides improved intercoat adhesion and cross-link density. Examples of the hydroxy-containing resin are acrylic, alkyd and polyester resins.

Abstract: A partially methylated partially methylolated melamine composition comprising a fraction of highly polar monomers characterized by liquid chromatography elution ratios. The composition is useful as a crosslinking agent for coating resins and provides curable coating systems capable of fast cure response at relatively low curing temperatures.

Abstract: Coating compositions comprising a partially methylated partially methylolated melamine and a polyfunctional compound containing on average at least two functional groups per molecule selected from the group consisting of carboxy, hydroxy, primary and secondary amide and urethane. The partially methylated partially methylolated melamine comprises a fraction of highly polar monomers characterized by liquid chromatography elution ratios. The coating compositions are stable at ambient temperature and capable of fast cure response at relatively low curing temperatures.

Abstract: Coating compositions comprising an unsaturated oil modified resin and an unsaturated melamine condensate. The unsaturated melamine condensate is a condensate of a methylolmelamine, an acrylamide, an ethylenically unsaturated fatty acid amide and optionally a C.sub.1 to C.sub.10 alcohol, wherein the methylolmelamine has at least about 5 methylol groups per melamine ring, wherein substantially all the methylol groups are condensed with the acrylamide, the unsaturated fatty acid amide or the alcohol, wherein the number of the acrylamide moieties of the condensate is in the range of about 1 to about 4 per melamine ring and the number of unsaturated fatty acid amide moieties is in the range of about 0.5 to about 2 per melamine ring, wherein the ratio of the acrylamide moieties to unsaturated fatty acid amide moieties is in the range of about 1:1 to about 3:1.

Abstract: An unsaturated condensate of a methylolmelamine, an acrylamide, an unsaturated fatty acid amide and optionally a C.sub.1 to C.sub.10 alcohol, wherein the methylolmelamine has at least about 5 methylol groups per melamine ring, wherein substantially all the methylol groups are condensed with acrylamide, unsaturated fatty acid amide or alcohol, wherein the number of acrylamide moieties of the condensate is in the range of about 1 to about 4 per melamine ring and the number of unsaturated fatty acid amide moieties is in the range of about 0.5 to about 2 per melamine ring and wherein the ratio of acrylamide moieties to unsaturated fatty acid amide moieties is in the range of about 1:1 to about 3:1. The unsaturated condensates are used in high solids unsaturated coating systems containing unsaturated oil-modified resins.

Abstract: An unsaturated condensate of an alkoxymethylmelamine, an allylic alcohol and an acrylamide wherein the alkoxymethyl group contains from 1 to 4 carbon atoms, wherein the ratio of allylic moieties to acrylamide moieties is in the range of about 3:1 to about 1:3, wherein there is at least about 0.75 allylic moieties and no more than about 3 acrylamide moieties per melamine ring and wherein the total of allylic moieties and acrylamide moieties is in the range of about 2 to about 4 per melamine ring. The unsaturated condensates are used in high solids unsaturated coating systems containing unsaturated oil-modified resins.

Abstract: Air drying compositions comprising an unsaturated oil modified resin and an unsaturated condensate of an alkoxy-methylmelamine, an allylic alcohol and an acrylamide. The unsaturated melamine condensate contains allylic and acrylamide moieties in the ratio of about 3:1 to about 1:3, at least about 0.75 allylic moieties and no more than about 3 acrylamide moieties per melamine ring and a total of allylic and acrylamide moieties in the range of about 2 to about 4 per melamine ring.

Abstract: Coating compositions comprising an alkylated urea-formaldehyde resin and a polymethylol cyclohexane, which are useful for low temperature cure and are low in viscosity to allow ease of coating without the need for appreciable amounts of solvent thinners. The alkylated urea-formaldehyde condensates have an average degree of condensation of about 3 or less and a combined urea:formaldehyde:alcohol ratio in the range of about 1:2-3:1-2.5. The compositions may be cured in the presence of acid catalysts in the temperature range of 70 to 105.degree. C., and are particularly useful for coating paper, cloth and wood substrates.

Abstract: Coating compositions comprising an alkylated urea-formaldehyde resin, a polymethylolcyclohexane and a polyoxypropylene polyol which are useful for low temperature cure and are low in viscosity to allow ease of coating without the need for appreciable amounts of solvent thinners. The alkylated urea-formaldehyde condensates have an average degree of condensation of about 3 or less and a combined urea:formaldehyde:alcohol ratio in the range of about 1:2-3:1-2.5. The compositions may be cured in the presence of acid catalysts in the temperature range of 70.degree. to 105.degree. C., and are particularly useful for coating paper, cloth and wood substrates.

Abstract: Coating compositions comprising alkoxymethylaminotriazines, polyols and polyether triols which are useful for low temperature cure, are low in viscosity to allow ease of coating without the need for appreciable amounts of solvent thinners, and provide coatings free from the problems of crawling, cratering, pinholing and "orange peel" formation. The alkoxymethylaminotriazines are preferably alkoxymethylmelamines. The polyols are polymethylol compounds in which oxygen atoms are separated by at least three carbon atoms of an aliphatic or alicyclic chain. The compositions may be cured in the presence of acid catalysts in the temperature range of 70.degree. to 105.degree. C.

Abstract: Coating compositions comprising alkoxymethylaminotriazines, polyols and polyhydroxy oligomers which are useful for low temperature cure, are low in viscosity to allow ease of coating without the need for appreciable amounts of solvent thinners, and provide coatings free from the problems of crawling, cratering, pinholing and "orange peel" formation. The alkoxymethylaminotriazines are preferably alkoxymethylmelamines. The polyols are polymethylol cyclohexanes containing from 2 to 4 methylol groups. The polyhydroxy oligomers are polyesters or acrylic resins. The compositions may be cured in the presence of acid catalysts in the temperature range of 70.degree. to 105.degree. C.

Abstract: Coating compositions comprising alkoxymethylaminotriazines and polyols, which are useful for low temperature cure, are low in viscosity to allow ease of coating without the need for appreciable amounts of solvent thinners, and provide coatings free from the problems of crawling, cratering, pin-holing and "orange peel" formation. The alkoxymethylaminotriazines are preferably alkoxymethylmelamines. The polyols are polymethylol compounds containing an alicyclic or branched aliphatic structure. The compositions may be cured in the presence of acid catalysts in the temperature range of 70 to 105.degree. C.