| 英文名称: | | 1,4-benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 1,3-di | | ropanediol and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, ca | | prolactam-blocked | | 1,4-benzenedicarboxylic acid, polymer with2,2-dimethyl-1,3-propanediol,1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid,2-ethyl-2-(hydroxymethyl)-1,3-propanediol and5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane,caprolactam-blocked |
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