2-Propenoic acid, 2-methyl-, methyl ester, polymer with ethenylbenzene, lead(2+) bis(2-methyl-2-propenoate) and alpha-(2-methyl-1-oxo-2-propenyl)-omega-((2-methyl-1-oxo-2-propenyl)oxy)poly(oxy-1,2-ethanediyl) 68155-47-5 Methyl methacrylate, lead methacrylate, vinylbenzene, polyethylene glycol dimethacrylate polymer