| 英文名称: | | 2-oxepanone, polymer with 1,4-butanediol, 5-isocyanato-1-(isocyanatomethyl)-1,3 | | ,3,-trimethylcyclohexane and 2,2'-oxibis[ethanol], 2-hydroxyethyl acrylate-bloc | | ked | | 2-oxepanone, polymer with 1,4-butanediol,5-isocyanato-1-(isocyanatomethyl)-1,3,3,-trimethylcyclohexane and2,2'-oxibis[ethanol], 2-hydroxyethyl acrylate-blocked |
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