Synonyms: BUTYL METHACRYLATE/ISOBUTYL METHACRYLATE COPOLYMER;POLY(BUTYL METHACRYLATE-CO-ISOBUTYL METHACRYLATE);2-methyl-,butylester,polymerwith2-methylpropyl2-methyl-2-propenoicaci;2-Propenoicacid,2-methyl-,butylester,polymerwith2-methylpropyl2-methyl-2-propenoate;POLY(BUTYL METHACRYLATE-CO-ISOBUTYL METH -ACRYLATE), AVE. MW CA. 354,000 (GPC;ISOBUTYL METHACRYLATE-BUTYL METHACRYLATE POLYMER);n-butyl methacrylate/ isobutyl methacrylate copolymer;BUTYL METHACRYLATE/ISOBUTYL METHACRYLATE COPOLYMER, HIGH MOLECULAR WEIGHT