| 摘要 |
PROBLEM TO BE SOLVED: To provide a secondary battery electrode binder having excellent swelling resistance for electrolyte and excellent adhesive property between an active material of each of positive and negative electrodes and a metal current collector of each of the electrode.SOLUTION: There are provided a secondary battery electrode binder that includes copolymer having an acid value of 50 to 250 mgKOH/g using polyolefin and unsaturated (poly) carboxylic acid (anhydride) as a constitutional unit, a secondary battery electrode that is constituted by an active material, a metal current collector, and the binder, and a secondary battery that includes electrolyte, a separator, and the electrode. |
