Patent ID: 6048443
Filing Date: 2000-04-11
Classification: C09D

Abstract:
A cathodic electrocoat coating composition comprising an aqueous dispersion of(a) a polymer comprising a polymer backbone having appended thereto at least one carbamate functional group, said first component represented by randomly repeating units according to the formula: ##STR11## R.sub.1 represents H or CH.sub.3, R.sub.2 represents H, alkyl, or cycloalkyl,L represents a divalent linking group,A represents repeat units comprising at least one repeat unit having at least one primary amine group salted with an acid,x represents 10 to 90 weight %, andy represents 90 to 10 weight %,(b) a compound having a plurality of functional groups that are reactive with said carbamate groups, and(c) a curing agent having a plurality of cyclic carbonate groups.