| 英文名称: | | hydro- omega -hydroxypoly(oxy-1,2-ethanediyl) and 2,2'-(methylimino)bis[ethanol | | 2-oxepanone, polymer with 1,4-butanediol,1,3-diisocyanatomethylbenzene, alpha-hydro- omega-hydroxypoly(oxy-1,2-ethanediyl) and 2,2'-(methylimino)bis[ethanol],formate |
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