| 英文名称: | | Hexanedioic acid,polymer with 1,4-butanediol and 1,1'-methylenebis[isocyanatobenzene] | | Diphenylmethane diisocyanate,1,4-butanediol,adipic acid polymer | | Hexanedioic acid, polymer with 1,4-butanediol and 1,1'-methylenebis[isocyanatobenzene] | | Diphenylmethane diisocyanate, 1,4-butanediol, adipic acid polymer | | hexanedioic acid, polymer with 1,4-butanediol and 1,1'-methylenebis[isocyanatob | | hexanedioic acid, polymer with 1,4-butanediol and1,1'-methylenebis[isocyanatobenzene] |
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