英文名称: | Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,1'-methylenebis [4-isocyanatocyclohexane] | poly(oxy-1,2-ethanediyl), alpha-hydro- omega -hydroxy-, polymer with 1,1'-methy | lenebis[4-isocyanatocyclohexane] | Poly(oxy-1,2-ethanediyl),.alpha.-hydro-.omega.-hydroxy-,polymer with 1,1'-methylenebis [4-isocyanatocyclohexane] |
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