Patent ID: 7939055

Claim:
A polymer comprising a monomer of the following Formula (I): wherein A is a trivalent linkage; wherein Q is a divalent linkage and y is 0 or 1; wherein R 1 , R 2 , R 3 , and R 4 are independently selected from hydrogen, CF 3 , COOH, derivatized COOH, an ester or alkylated amide, COOM, CN, NO 2 , SO 3 H, halogen, substituted or unsubstituted phenyl, sulfonamide, halosulfonamide, and linear or branched alkyl from C 1 to C 12 , wherein the linear or branched alkyl moiety may be substituted at one or more of the aliphatic hydrogens; wherein X is halogen; and wherein M is an alkali or alkaline earth metal.