ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

摘要

PROBLEM TO BE SOLVED: To provide a large nonaqueous electrolyte battery having battery characteristics containing an excellent charge/discharge characteristic at a low cost. SOLUTION: This electrode active material 6 is mainly made of a copper complex expressed by the general formula Cu3 (VO4 )x (PO4 )2-x . This nonaqueous electrolyte battery using the electrode active material 6 can be utilized in various fields as a lithium primary battery for a pacemaker or memory back-up or as an inexpensive secondary battery voltage-interchangeable with it.