| 英文名称: | | a.-hydroxypoly[oxy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[isocyanatobenz | | ene] | | poly[oxy(methyl-1,2-ethanediyl)],.alpha.-hydro-.omega.-hydroxy-, ether with2-ethyl-2-(hydroxymethyl)-1,3-propanediol (3:1), polymer with.alpha.-hydro-.omega.-hydroxypoly[oxy(methyl-1,2-ethanediyl)] and1,1'-methylenebis[isocyanatobenzene] |
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