| 英文名称: | | 2-ethanediyl)], alpha-hydro- omega -hydroxy-poly[oxy(methyl- ether with 2-et | | hyl-2-(hydroxymethyl)-1,3-propanediol (3:1), polymer with 1,3-diisocyanatomethy | | lbenzene, et alc.-blocked | | poly[oxy(methyl-1,2-ethanediyl)], alpha-hydro- omega-hydroxy-, ether with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol (3:1),polymer with 1,3-diisocyanatomethylbenzene, et alc.-blocked |
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