| 英文名称: | | hexanedioic acid, polymer with 1,2-ethanediol, 1-isocyanato-2-[(4-isocyanatophe | | nyl)methyl]benzene, 1,1'-methylenebis[4-isocyanatobenzene] and 2,2'-oxybis[etha | | hexanedioic acid, polymer with 1,2-ethanediol,1-isocyanato-2-[(4-isocyanatophenyl)methyl]benzene, |
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