27417-33-0 4,4'-Diphenylmethane diisocyanate, 1,4-butanediol, adipic acid, 1,6-hexanediol, neopentyl glycol polymer Hexanedioic acid, polymer with 1,4-butanediol, 2,2-dimethyl-1,3-propanediol, 1,6-hexanediol and 1,1'-methylenebis(4-isocyanatobenzene)