| 英文名称: | | lymer with 1,3-diisocyanatomethylbenzene, alpha-hydro- omega -hydroxypoly[oxy(m | | ethyl-1,2-ethanediyl)] and alpha, alpha', alpha''-1,2,3-propanetriyltris[ omega | | -hydroxypoly[oxy(methyl-1,2-ethanediyl)]], caprolactam-blocked | | oxirane, methyl-, polymer with oxirane, ether with1,2,3-propanetriol (3:1), polymer with 1,3-diisocyanatomethylbenzene,alpha-hydro- omega -hydroxypoly[oxy(methyl-1,2-ethanediyl)] and alpha,alpha', alpha''-1,2,3-propanetriyltris[ omega-hydroxypoly[oxy |
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