| 英文名称: | | hanediyl)], 1,1'-methylenebis[isocyanatobenzene], .alpha.,.alpha.',.alpha.''-1, | | 2-ethanediyl)]] and 2,2'-3-propanetriyltris[.omega.-hydroxypoly[oxy(methyl-1 | | 2-propen-1-ol, polymer with.alpha.-hydro-.omega.-hydroxypoly[oxy(methyl-1,2-ethanediyl)],1,1'-methylenebis[isocyanatobenzene],.alpha.,.alpha.',.alpha.''-1,2,3-propanetriyltris[.omega.-hydroxypoly[oxy(methyl-1,2-ethanediyl)]] and 2,2'-thiobis[ethaneth |
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