▎ 摘　　要

NOVELTY - A graphene oxide cathode electrode comprises positive electrode, negative electrode and insulating film interposed between anions and cations having ion conductivity and electrolyte composition, where the negative electrode is zinc-based active material, the positive electrode active material is graphene oxide, the electrolyte is a soluble salt of zinc and manganese, and the ion conductivity composition is water as a solvent and gel state material. USE - Graphene oxide cathode electrode for use in zinc ion battery that is utilized in mobile phones, personal digital notepad, cordless phones, electric toys, games, personal audio-video equipment, portable data terminals, handheld computers, laboratory equipment and other fields. ADVANTAGE - The graphene oxide cathode electrode has improved charge-discharge characteristics, high capacity and reduced cost.