POSITIVE ELECTRODE MATERIAL, LITHIUM SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a novel lithium secondary battery and a novel lithium ion secondary battery capable of providing high capacity and high energy density, of a long life and superior in repeated charging and discharging characteristics. SOLUTION: This invention relates to positive electrode material composed of oligomer above dimer or one-dimensional polymer of tetranitro or octacyano metal phthalocyanine, or tetranitro or octacyano metal pyrazinocyanine, and the lithium secondary battery and lithium ion secondary battery containing the same material as a positive electrode member.