英文名称:Hexanedioic Acid, Polymer With 1,4-Butanediol, 1,2-Ethanediol, 1,1'-Methylenebis[Isocyanatobenzene] And 2,2'-Oxybis[Ethanol], Me Et Ketone Oxime-Blocked; Hexanedioic acid, polymer with 1,4-butanediol, 1,2-ethanediol, 1,1'-methylenebis[isocyanatobenzene] and 2,2'-oxybis[ethanol], Me Et ketone oxime-blocked