| 英文名称: | | 2h-azepin-2-one, hexahydro-, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propane | | diol and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane | | 2h-azepin-2-one, hexahydro-, polymer with2-ethyl-2-(hydroxymethyl)-1,3-propanediol and5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane |
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