2-Propenoic acid, 2-methyl-, polymer with butyl 2-methyl-2-propenoate, butyl 2-propenoate and methyl 2-methyl-2-propenoate, reaction products withpropylenimine 77342-27-9 Poly(acrylic acid, butyl ester-methacrylic acid-methacrylic acid, butyl ester-methacrylic acid, methyl ester-propylene imine)