Patent ID: 6423774
Filing Date: 2002-07-23
Classification: C09D,Y10S

Abstract:
An electrodepositable composition comprising a resinous phase dispersed in an aqueous medium, the resinous phase comprising a cationic polyester polymer, comprising the reaction product of the following reactants:a. a cycloaliphatic carboxylic acid compound comprising at least two secondary aliphatic carboxyl groups, or an anhydride thereof; b. a branched aliphatic, or cycloaliphatic compound containing at least two aliphatic hydroxyl groups, said aliphatic hydroxyl groups being secondary hydroxyl groups or primary hydroxyl groups attached to a carbon adjacent to a tertiary or quaternary carbon; and c. a compound comprising a cationic salt group or a group which is converted to a cationic salt group, wherein said group is attached to an aliphatic moiety.