| 英文名称: | | oxirane, polymer with 1,3-diisocyanatomethylbenzene, alpha-hydro- omega -hydrox | | ypoly(oxy-1,4-butanediyl) and alpha-hydro- omega -hydroxypoly[oxy(methyl-1,2-et | | hanediyl)] | | oxirane, polymer with 1,3-diisocyanatomethylbenzene,alpha-hydro- omega -hydroxypoly(oxy-1,4-butanediyl) and alpha-hydro-omega -hydroxypoly[oxy(methyl-1,2-ethanediyl)] |
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