▎ 摘　　要

NOVELTY - The method involves preparing a graphene substrate film material by plasma enhanced chemical vapourphase deposition process. A nickel hydroxide active material is composited by electrochemical deposition process. In-situ-zero addition composition of graphene-nickel hydroxide is performed. The graphene film is deposited on a graphene film carrier that is utilized as a base material of a capacitor collector. Nickel hydroxide is prepared on a graphene substrate to obtain a composite electrode material. Electrochemical deposition temperature is controlled. USE - Method for preparing composite graphenenickel hydroxide electrode material for a capacitor. ADVANTAGE - The method simplifies preparing process, thus reducing production cost and ensuring excellent electrochemical performance. The method enables improving integral performance of the electrode material and storing high energy in a capacitor. DESCRIPTION OF DRAWING(S) - The drawing shows a photographic representation of a method for preparing composite graphenenickel hydroxide electrode material for a capacitor.