2-Propenoic acid, 2-methyl-, polymer with methyl 2-methyl-2-propenoate and octadecyl 2-methyl-2-propenoate, ammonium salt 69834-13-5 Methacrylic acid, stearyl methacrylate, methyl methacrylate polymer, ammonium salt Stearyl methacrylate, methyl methacrylate, methacrylic acid polymer, ammonium salt