| 英文名称: | | 3-hydroxy-2-(hydroxymethyl)-2-methyl-propanoic aci polymer with 2-ethyl-2-( | | hydroxymethyl)-1,3-propanediol, 1,1'-methylenebis[4-isocyanatocyclohexane] and | | 2-oxepanone | | propanoic acid, 3-hydroxy-2-(hydroxymethyl)-2-methyl-,polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, |
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