| 英文名称: | | 2,2'-[1,4-phenylenebis(oxy)]bis-ethano polymer with .alpha.-hydro-.omega.-h | | ydroxypoly[oxy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[isocyanatobenzene] | | ethanol, 2,2'-[1,4-phenylenebis(oxy)]bis-, polymerwith .alpha.-hydro-.omega.-hydroxypoly[oxy(methyl-1,2-ethanediyl)] and1,1'-methylenebis[isocyanatobenzene] |
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