71342-80-8 Ethanaminium, N-ethyl-N,N-dimethyl-2-((2-methyl-1-oxo-2-propenyl)oxy)-, bromide, polymer with chloroethene, ethene, ethenyl acetate and alpha-(2-methyl-1-oxo-2-propenyl)-omega-methoxypoly(oxy-1,2-ethanediyl), heparinized