リチウム過剰マンガン複合酸化物系正極活物質

摘要

PROBLEM TO BE SOLVED: To provide a lithium excessive manganese composite oxide positive electrode active material capable of exerting excellent battery physical properties as a positive electrode material of a lithium ion battery.SOLUTION: The lithium excessive manganese composite oxide positive electrode active material is obtained by mixing a lithium excessive manganese composite oxide and conductive carbon, and then further mixing while applying a compressive force and a shear force.