70955-61-2 Butanamide, 4-hydroxy-N-(2-hydroxyethyl)-N-methyl-, polymer with 1,2-ethanediol, 1,3-isobenzofurandione and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, 2-hydroxyethyl acrylate-blocked