2-Propenoic acid, 2-methyl-, 2-(dimethylamino)ethyl ester, polymer with 1-ethenyl-2-pyrrolidinone, compd. with dimethyl sulfate 55008-57-6 Diaminoethyl methacrylate, copolymer with N-vinylpyrrolidone, dimethyl sulfate salt GAFQUAT 755N