| 英文名称: | | Hexanedioic acid, polymer with 1,4-butanediol, 1,1'-methylenebis[4-isocyanatobenzene] and 2-oxepanone | | Methylene diphenyl diisocyanate, butanediol, adipic acid, .epsilon.-caprolactone polymer | | nzene] and 2-oxepanone | | Hexanedioic acid,polymer with 1,4-butanediol,1,1'-methylenebis[4-isocyanatobenzene] and 2-oxepanone | | Methylene diphenyl diisocyanate,butanediol,adipic acid,.epsilon.-caprolactone polymer |
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