| 摘要 |
PROBLEM TO BE SOLVED: To provide a positive electrode active material composite material produced by coating the surface of positive electrode active material particles with a conductive material or other target material, in a state having a sufficient fixing force difficult to peel off the coating material.SOLUTION: A positive electrode active material composite material (1) for use in the positive electrode of a nonaqueous electrolyte secondary battery contains core particles (2) composed of a positive electrode active material, a binding agent (4) imparted to the surface of the core particles, a conductive carbon material (3) composed of an amorphous carbon having a structure capable of holding the nonaqueous electrolyte, and distributed on the surface of the core particles, and a conductive coating material (6) mainly composed of graphite and distributed on the core particles so as to coat the binding agent and the conductive carbon material. |
