2-Propenoic acid, butyl ester, polymer with 2-ethyl-2-(((1-oxo-2-propenyl)oxy)methyl)-1,3-propanediyl di-2-propenoate 25119-93-1 Acrylic acid, triester with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, butyl acrylate polymer