| 英文名称: | | hexanedioic acid, polymer with 1,4-butanediol, 2-butene-1,4-diol, 1,3-diisocyan | | atomethylbenzene, 1,2-ethanediamine, methyloxirane and sodium hydrogen sulfite | | hexanedioic acid, polymer with 1,4-butanediol,2-butene-1,4-diol, 1,3-diisocyanatomethylbenzene, 1,2-ethanediamine,methyloxirane and sodium hydrogen sulfite |
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