| 英文名称: | | 2-oxepanone, polymer with 1,3-diisocyanatomethylbenzene, alpha-hydro- omega -hy | | droxypoly(oxy-1,2-ethanediyl) and 3-(2-propenyloxy)-1,2-propanediol | | 2-oxepanone, polymer with1,3-diisocyanatomethylbenzene, alpha-hydro- omega-hydroxypoly(oxy-1,2-ethanediyl) and 3-(2-propenyloxy)-1,2-propanediol |
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