1,4-Butanediol, isophorone diisocyanate, adipic acid, isophoronediamine polymer 112310-22-2 51293-82-4 85441-42-5 Adipic acid, 1,4-butanediol, isophorone diisocyanate, isophorone diamine copolymer Hexanedioic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 1,4-butanediol and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane