| 英文名称: | | ethanol, 2,2'-oxybis-, polymer with 1,3-diisocyanatomethylbenzene and alpha-hyd | | ro- omega -hydroxypoly[oxy(methyl-1,2-ethanediyl)] | | ethanol, 2,2'-oxybis-, polymer with1,3-diisocyanatomethylbenzene and alpha-hydro- omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)] |
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