2-propenoic acid, butyl ester, polymer with ethenylbenzene; Styron G 9001;STYRENE/ACRYLATES COPOLYMER;SODIUM STYRENE/ACRYLATES COPOLYMER;Methacrylic acid-styrene copolymer;2-Propenoic acid, 2-methyl-, polymer with ethenylbenzene CAS NO: 9010-92-8