| 摘要 |
<P>PROBLEM TO BE SOLVED: To make a proposal of a binder resin composition for electrode of a novel chemical structure, the binder resin composition enabling a binder resin which has a small degree of swelling and excellent toughness even under a battery environment to be obtained. <P>SOLUTION: The binder resin composition for electrode is composed of: a solvent; and a polyamic acid with its tetracarboxylic acid component composed of 10 to 100 mol% of 4,4'-oxydiphthalic acid, and 90 to 0 mol% of 3,3', 4,4'-biphenyl tetracarboxylic acid and/or pyromellitic acid, and its diamine component composed of an aromatic diamine with 1 to 4-piece aromatic rings. <P>COPYRIGHT: (C)2011,JPO&INPIT |
