| 英文名称: | | 1,3-propanediol, 2,2-bis(bromomethyl)-, polymer with 1,3-diisocyanatomethylbenz | | ene, 1,2-ethanediol and alpha-hydro- omega -hydroxypoly[oxy(methyl-1,2-ethanedi | | 1,3-propanediol, 2,2-bis(bromomethyl)-, polymer with1,3-diisocyanatomethylbenzene, 1,2-ethanediol and alpha-hydro- omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)] |
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