Rohm and Haas patents aqueous coating

摘要

Rohm and Haas Co.has been obtained a patent for an article comprised of a coated substrate comprised of a substrate;and a coating prepared from an aqueous coating composition comprised of from 10-70% weight of at least one polyurethane polymer,wherein the polyurethane polymer contains at least two carboxylic acid groups;and wherein the polyurethane polymer has an acid number in the range of five to 50;from one to 60% weight of at least one crosslinking agent;from 0.01 to four percent weight of at least one wetting agent;from 0.1-15% of at least one slip aid;and from 0.0.1-20% UV stabilizing agent.