Patent No. U.S. 7,078,102 B2
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.