67785-55-1 Ethanaminium, N,N,N-trimethyl-2-((2-methyl-1-oxo-2-propenyl)oxy)-, methyl sulfate, polymer with ethenyl acetate Ethenyl acetate, polymer with N,N,N-trimethyl-2-((2-methyl-1-oxo-2-propenyl)oxy)ethanaminium methyl sulfate