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