61644-66-4 Acrylamide, butyl acrylate, itaconic acid, methylolacrylamide, methyl methacrylate polymer Butanedioic acid, methylene-, polymer with butyl 2-propenoate, N-(hydroxymethyl)-2-propenamide, methyl 2-methyl-2-propenoate and 2-propenamide