Patent ID: 7300957

Claim:
A composition of matter useful for topical application to human skin, which comprises at least one ester compound having a structure: wherein R1, in each occurrence, is selected from the group consisting of: hydrogen, a metal cation, a substituted or unsubstituted ammonium ion, any C1-C18 hydrocarbyl group, and a glyceryl group having the structure: in which R4 and R5 are in each occurrence independently selected from the group consisting of: hydrogen and any C1-C18 hydrocarbyl group; and R2 is selected from the group consisting of: hydrogen, any C1-C18 hydrocarbyl group, and a glyceryl group having the structure: in which R4 and R5 are in each occurrence independently selected from the group consisting of: hydrogen and any C1-C18 hydrocarbyl group.