Patent ID: 8129328

Claim:
A laundry detergent composition, comprising: at least one compound having the following general Formula 1: wherein n is an integer from 1-30 or a mixture thereof; one of X and Y is SO 3 —Z, the other of X and Y is H (i.e, a hydrogen atom), and X and Y are independently assigned in each repeating unit; A 1 and A 2 are linear or branched, saturated or unsaturated, substituted or un-substituted, alkyl diradicals wherein the total number of carbons for each repeating unit is independent and in the range of C 8 to C 22 ; a is 0, 1, or 2, and is independently assigned in each repeating unit; R is linear or branched, saturated or unsaturated, substituted or un-substituted hydrocarbon wherein the total number of carbon atoms is from 1 to about 24; W is a monovalent or divalent metal cation, ammonium cation, substituted ammonium cation, H, or an alkyl or substituted alkyl group; Z is H, or a monovalent or divalent metal cation, ammonium or substituted ammonium cation; at least one alkyl ester sulfonate; wherein the composition has a pH value in the range of about 7 to about 10.