| 英文名称: | | 1,3-benzenedicarboxylic acid, polymer with 1,4-butanediol, 1,4-cyclohexanedimet | | hanol, hexanedioic acid and 1,1'-methylenebis[isocyanatobenzene] | | 1,3-benzenedicarboxylic acid, polymer with1,4-butanediol, 1,4-cyclohexanedimethanol, hexanedioic acid and1,1'-methylenebis[isocyanatobenzene] |
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