32732-51-7 Hexanedioic acid, polymer with 1,4-butanediol, 2,4-diisocyanato-1-methylbenzene and 1,2-ethanediol Hexanedioic acid, polymer with 1,4-butanediol, 2,4-diisocyanato-1-methylbenzene, and 1,2-ethanediol