| 英文名称: | | 2,2'-(methylimino)bis-ethano polymer with alpha-hydro- omega -hydroxypoly[o | | xy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[4-isocyanatocyclohexane] | | ethanol, 2,2'-(methylimino)bis-, polymer withalpha-hydro- omega -hydroxypoly[oxy(methyl-1,2-ethanediyl)] and |
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