2-Butenedioic acid (2Z)-, bis(2-ethylhexyl) ester, polymer with N-ethenyl-N-methylacetamide 2-Butenedioic acid (Z)-, bis(2-ethylhexyl) ester, polymer with N-ethenyl-N-methylacetamide 39936-45-3 N-Vinyl-N-methylacetamide, di-2-ethylhexyl maleate polymer