67906-09-6 Adipic acid, 1,4-butanediol, polyoxypropylenediamine, 4,4'-dicyclohexylmethanediisocyanate polymer Hexanedioic acid, polymer with alpha-(2-aminomethylethyl)-omega-(2-aminomethylethoxy)poly(oxy(methyl-1,2-ethanediyl)), 1,4-butanediol and 1,1'-methylenebis(4-isocyanatocyclohexane)