| 英文名称: | | 2-ethanediyl)], .alpha.-hydro-.omega.-hydroxy-poly[oxy(methyl- polymers with | | hydroxy-terminated polybutadiene and 1,1'-methylenebis[isocyanatobenzene] | | poly[oxy(methyl-1,2-ethanediyl)],.alpha.-hydro-.omega.-hydroxy-, polymers with hydroxy-terminatedpolybutadiene and 1,1'-methylenebis[isocyanatobenzene] |
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