英文名称:2-Propenoic acid, 2-methyl-, polymer with ethyl 2-methyl-2-propenoate and ethyl 2-propenoate; 2-Propenoic acid, 2-methyl-, polymer with ethyl 2-methyl-2-propenoate and ethyl 2-propenoate; 2-Propenoic acid, 2-methyl-, polymer with ethyl 2-propenoate and ethyl 2-methyl-2-propenoate