1-Propanaminium, N,N,N-trimethyl-3-((2-methyl-1-oxo-2-propenyl)amino)-, chloride, homopolymer 111547-42-3 3-Methacrylamidopropyltrimethylammonium chloride, homopolymer 68039-13-4 Polydimethylaminopropyl methacrylamide methylchloride quaternium Polymethacrylamidopropyltrimonium chloride