• 专利标题:   Production of anode sheet for graphene battery, involves placing sulfuric acid solution and nitric acid solution in ice water bath, stirring, and adding graphite raw material, solid potassium permanganate and distilled water.
  • 专利号:   CN106159245-A
  • 发明人:   ZHONG J, WEI H, TAO J
  • 专利权人:   LIUZHOU SHENTONG AUTOMOBILE TECHNOLOGY
  • 国际专利分类:   H01M004/1391, H01M004/1393, H01M004/36, H01M004/48, H01M004/583
  • 专利详细信息:   CN106159245-A 23 Nov 2016 H01M-004/36 201703 Pages: 6 Chinese
  • 申请详细信息:   CN106159245-A CN10862742 29 Sep 2016
  • 优先权号:   CN10862742

▎ 摘  要

NOVELTY - The production of anode sheet involves adding sulfuric acid solution, nitric acid solution, graphite raw material and potassium permanganate, filtering, obtaining graphene oxide, placing in container containing hydrochloric acid solution, adding potassium chlorate solution and hydrogen peroxide, obtaining oxidized graphene nanorods, mixing to tin chloride in water, adding reducing agent, washing, drying, obtaining anode material, adding to adhesive and conductive agent, grinding, obtaining anode slurry, coating on copper foil, drying, rolling and cutting. USE - Production of anode sheet for graphene battery. ADVANTAGE - The method enables the preparation of anode sheet with excellent hydrogen storage properties, improves the battery performance and extends the battery life. DETAILED DESCRIPTION - The production method of anode sheet involves placing sulfuric acid solution and nitric acid solution in ice water bath, stirring, adding graphite raw material and solid potassium permanganate, continuously stirring, raising the temperature to room temperature, adding distilled water to react, suction-filtering, obtaining graphene oxide, taking graphene oxide, placing in a container containing hydrochloric acid solution, dispersing, stirring with deionized water, placing the mixture in a microburst reactor, adding potassium chlorate solution, adding hydrogen peroxide to complete the micro-explosion reaction, obtaining oxidized graphene nanorods having crimped structure, mixing oxidized graphene nanorods and tin chloride in water, adding reducing agent to react, filtering, washing, drying, obtaining tin oxide/graphene nanotubes anode material, adding to adhesive, conductive agent and the right amount of water, mixing, grinding, obtaining anode slurry, coating anode paste on a copper foil, drying, rolling and cutting.