1,3-Butadiene, 2-propenenitrile, methyl 2-methyl-2-propenoate, 2-methyl-2-propenoic acid polymer 2-Propenoic acid, 2-methyl-, polymer with 1,3-butadiene, methyl 2-methyl-2-propenoate and 2-propenenitrile 26603-99-6 Methyl methacrylate, methacrylic acid, acrylonitrile, butadiene polymer