139944-80-2 2-Propenoic acid, 2-ethylhexyl ester, polymer with 2-methyl-2-propenamide and N-(1,1,3,3-tetramethylbutyl)-2-propenamide Acrylic acid, 2-ethylhexyl ester, polymer with methacrylamide and N-(1,1,3,3-tetramethylbutyl)-2-propenamide