| 英文名称: | | isocyanic acid, polymethylpolyphenylene ester, polymer with 1,3-diisocyanatomet | | hylbenzene, alpha-hydro- omega -hydroxypoly[oxy(methyl-1,2-ethanediyl)] and alp | | isocyanic acid, polymethylpolyphenylene ester, polymerwith 1,3-diisocyanatomethylbenzene, alpha-hydro- omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)] and alpha-hydro- omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)] ether with2-ethyl-2-(hydroxymethyl)-1, |
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