Patent ID: 8193144

Claim:
A compound of the formula (i) wherein R 1 and R 2 are independently selected from the group consisting of hydrogen or a CH 2 CH(OH)—R group where R is a linear or branched alkyl moiety containing from about 2 to about 24 carbon atoms with the proviso that R1 and R2 can not all be simultaneously hydrogen, R 3 is independently selected from a group consisting of a linear or branched alkyl moiety containing from about 2 to about 8 carbons, a cycloaliphatic or aromatic moiety containing from about 6 to about 12 carbon atoms, a polyamine moiety of the formula in which n is from about 2 to about 6, x from about 1 to about 6, and R 4 is independently selected from the group consisting of hydrogen or CH 2 CH(OH)—R group where R is selected from the group consisting of a linear or branched alkyl moiety containing from about 2 to about 24 carbon atoms.