| 英文名称: | | 2-(hydroxymethyl)-1,3-propanediol, 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trim | | ethylcyclohexane and 2-oxepanone | | imidodicarbonic diamide,n,n',2-tris(6-isocyanatohexyl)-, polymer with2-ethyl-2-(hydroxymethyl)-1,3-propanediol,5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane and2-oxepanone |
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