| 英文名称: | | 1,3-propanediol, 2,2-dimethyl-, polymer with 1,3-diisocyanatomethylbenzene, 2-e | | thyl-2-(hydroxymethyl)-1,3-propanediol and alpha-hydro- omega -hydroxypoly[oxy( | | methyl-1,2-ethanediyl)] | | 1,3-propanediol, 2,2-dimethyl-, polymer with1,3-diisocyanatomethylbenzene,2-ethyl-2-(hydroxymethyl)-1,3-propanediol and alpha-hydro- omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)] |
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