2-Propenoic acid, 2-methyl-, polymer with butyl 2-methyl-2-propenoate, ethenylbenzene and 1,2-propanediol mono(2-methyl-2-propenoate) 9072-88-2 Butyl methacrylate, hydroxypropyl methacrylate, styrene, methacrylic acid polymer Styrene, methacrylic acid, butyl methacrylate, hydroxypropyl methacrylate polymer