| 英文名称: | | 3-hydroxy-2-(hydroxymethyl)-2-methyl-propanoic aci polymer with hexahydro-2 | | h-azepin-2-one and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane | | propanoic acid, 3-hydroxy-2-(hydroxymethyl)-2-methyl-,polymer with hexahydro-2h-azepin-2-one and5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane |
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