▎ 摘　　要

NOVELTY - An organic electrolyte-system asymmetric electrochemical capacitor comprises cathode material which is soft graphene film, positive pole material which is more flexible graphene film loaded with metal hydroxide, organic electrolyte is 1M lithium hexafluorophosphate solution in which solvent is ethylene carbonate-diethyl carbonate mixed solvent, and membrane which is porous polypropylene film. USE - Organic electrolyte-system asymmetric electrochemical capacitor (claimed). ADVANTAGE - The organic electrolyte-system asymmetric electrochemical capacitor having energy density of 98 Wh/kg is economically manufactured by simple process with high purity. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of organic electrolyte-system asymmetric electrochemical capacitor.