| 英文名称: | | polymer with 4,4'-(1-methylethylidene)bis[phenol], 4-(3,4-carbonic dichlorid | | dihydro-2,2,4-trimethyl-2h-1-benzopyran-4-yl)phenyl ester | | carbonic dichloride, polymer with4,4'-(1-methylethylidene)bis[phenol],4-(3,4-dihydro-2,2,4-trimethyl-2h-1-benzopyran-4-yl)phenyl ester |
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