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  • 专利标题:   Preparation of surface-coated lithium ion cathode material involves mixing metal salt and cathode active material to graphene solution, stirring, filtering and heating to obtain surface-coated lithium ion cathode material.
  • 专利号:   CN106654225-A
  • 发明人:   LI Y, CAI Z, ZHENG B, LEI G, TAN X
  • 专利权人:   SHANSHAN ENERGY NINGXIA CO LTD
  • 国际专利分类:   H01M010/0525, H01M004/36, H01M004/583, H01M004/62
  • 专利详细信息:   CN106654225-A 10 May 2017 H01M-004/36 201734 Pages: 8 Chinese
  • 申请详细信息:   CN106654225-A CN10035390 17 Jan 2017
  • 优先权号:   CN10035390

▎ 摘　　要

NOVELTY - Preparation of surface-coated lithium ion cathode material involves preparing graphene solution, adding metal salt solution to obtain metal ion adsorbed graphene oxide solution, adding cathode material to the solution, stirring, filtering and heating. USE - Preparation of surface-coated lithium ion cathode material (claimed). ADVANTAGE - The method is simple, economical and environmentally-friendly. The product obtained has uniform coating, high utilization rate, cycle characteristics and rate characteristics.