| abstract |
(I) a tetracarboxylic acid component containing 10 to 100 mol% of 4,4'-oxydiphthalic acid and 90 to 0 mol% of 3,3 ', 4,4'-biphenyltetracarboxylic acid (Ii) a polyamic acid comprising a tetracarboxylic acid component and / or a pyromellitic acid, wherein the diamine component comprises an aromatic diamine having 1 to 4 aromatic rings, or (ii) A polyamic acid comprising biphenyltetracarboxylic acid dianhydride, a diamine component of 10 to 90 mol% of p-phenylenediamine, and 90 to 10 mol% of 4,4'-diaminodiphenyl ether, or ( iii) the tetracarboxylic acid component is 3,3 ', 4,4'-biphenyltetracarboxylic acid dianhydride and the diamine component is at least 40 mol% of the bis [4- (4-aminophenoxy) phenyl ], And a binder resin composition for electrodes comprising a solvent. |