LITHIUM ION SECONDARY BATTERY ELECTRODE BINDER AND ITS USAGE

摘要

PROBLEM TO BE SOLVED: To obtain a binder that is excellent in the battery charge and discharge cycle characteristics. SOLUTION: The battery electrode is manufactured by using a lithium ion secondary battery electrode binder which contains lithium salt of poly(metha) acrylic acid and sodium salt of carboxylmethylcellurose and the lithium ion secondary battery is manufactured using this electrode.