Hexanedioic acid, polymer with 1,4-butanediol and 1,1-methylenebis4-isocyanatocyclohexane
英文名称:
Hexanedioic acid, polymer with 1,4-butanediol and 1,1-methylenebis4-isocyanatocyclohexane
英文别名:
Hexanedioic acid, polymer with 1,4-butanediol and 1,1-methylenebis4-isocyanatocyclohexane