| 英文名称: | | hexanedioic acid, polymer with 1,3-butanediol, 1,6-diisocyanato-2,2,4-trimethyl | | hexane and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol | | hexanedioic acid, polymer with 1,3-butanediol,1,6-diisocyanato-2,2,4-trimethylhexane and2-ethyl-2-(hydroxymethyl)-1,3-propanediol |
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