| 英文名称: | | ypoly(oxy-1,4-butanediyl), 4-hydroxy-n-(2-hydroxyethyl)-n-methylbutanamide and | | 2-propenoic acid, 2-hydroxyethyl ester, polymer withalpha-hydro- omega -hydroxypoly(oxy-1,4-butanediyl),4-hydroxy-n-(2-hydroxyethyl)-n-methylbutanamide and5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane |
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