2-Hydroxyethyl methacrylate, N-isopropylacrylamide, 2-(tert-butylamino)ethyl methacrylate polymer 2-Propenoic acid, 2-methyl-, 2-((1,1-dimethylethyl)amino)ethyl ester, polymer with 2-hydroxyethyl 2-methyl-2-propenoate and N-(1-methylethyl)-2-propenamide 67859-81-8