Patent ID: 6291073
Filing Date: 2001-09-18
Classification: C08G,C09D,Y10T

Abstract:
A curable coating composition, comprising(a) a compound having at least one carbamate group or terminal urea group that is prepared by reacting together:(1) a compound comprising a carbamate or terminal urea group or a group that can be converted to a carbamate or terminal urea group and a group that is reactive with (a)(2) and(2) a lactone or a hydroxy carboxylic acid,(b) a compound having at least one branch point that is prepared by reacting together:(1) a polyol having at least one branch point and(2) a lactone or a hydroxy carboxylic acid, and(c) a curing agent that is reactive with at least one of compound (a) and component (b),wherein said carbamate group has a structure ##STR10##in which R is H or alkyl, and further wherein said terminal urea group has a structure ##STR11##in which R' and R"" are each independently H or alkyl, or R' and R"" together form a heterocyclic ring structure.