| 英文名称: | | 2-oxepanone, polymer with 4,4'-diisocyanato-3,3'-dimethyl-1,1'-biphenyl, 2-ethy | | l-2-(hydroxymethyl)-1,3-propanediol, 4,4'-(methanetetrayldinitrilo)bis[3,5-bis( | | 1-methylethyl)phenol], 1,1'-methylenebis[4-isocyanatobenzene] and 2,2'-[1,4-phe | | nylenebis(oxy)]bis[ethanol] | | 2-oxepanone, polymer with4,4'-diisocyanato-3,3'-dimethyl-1,1'-biphenyl,2-ethyl-2-(hydroxymethyl)-1,3-propanediol, |
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