Copolymer of acrylamide·acrylic acid·2-(acryloyloxy)ethyltrimethylammonium chloride·2-(methacryloyloxy)ethyltrimethylammonium chloride

N,N,N-Trimethyl-2-[(2-methyl-1-oxo-2-propenyl)oxy]ethanaminium chloride polymer with 2-propenamide, 2-propenoic acid and N,N,N-trimethyl-2-[(1-oxo-2-propenyl)oxy]ethanaminium chloride