| 英文名称: | | 1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with 1,3-diisocyanatomethylbenzene | | 1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-, polymerwith 1,3-diisocyanatomethylbenzene | | 1,3-Propanediol,2-ethyl-2-(hydroxymethyl)-,polymer with 1,3-diisocyanatomethylbenzene |
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