| 英文名称: | | 3-diisocyanato-2-methylbenzene, 2,4-diisocyanato-1-methylbenzene and alpha-hydr | | poly[oxy(methyl-1,2-ethanediyl)], alpha-hydro- omega-hydroxy-, polymer with 1,3-diisocyanato-2-methylbenzene,2,4-diisocyanato-1-methylbenzene and alpha-hydro- omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)] ether with2-ethyl-2-(hydroxymethyl)-1,3-propa |
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