英文名称: | 2-Benzenedicarboxylic acid, 4,4'-[2,2,2-trifluoro-1-(trifluoromethyl) ethylidene]bis-1 | 1,2-benzenedicarboxylic acid, 4,4'-[2,2,2-trifluoro-1-(trifluoromethyl)ethylide | ne]bis- | 4,4'-(hexafluoroisopropylidene)diphthalic acid | 1,2-Benzenedicarboxylic acid,4,4'-[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis- |
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