英文名称: | 1,4-butanediol, polymer with 1,2-ethanediamine, 2-ethyl-2-(hydroxymethyl)-1,3-p | ropanediol, .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl), .alpha.-hydr | o-.omega.-hydroxypoly(oxy-1,2-ethanediyl), 1,1'-methylenebis[4-isocyanatocycloh | exane], methyloxirane and oxirane | 1,4-butanediol, polymer with 1,2-ethanediamine,2-ethyl-2-(hydroxymethyl)-1,3-propanediol,.alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl),.alpha.-hydro-.omega.-hydroxypoly(oxy-1,2-ethanediyl), |
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