• 专利标题:   Method for preparing a lithium vanadium phosphate-carbon composite anode material used in lithium ion battery comprises e.g. mixing lithium source, vanadium source, phosphorus source, chelating agent, carbon and water, heating, grinding first solid-liquid mixture, drying and performing calcination.
  • 专利号:   CN114094082-A
  • 发明人:   YU F, LIAN P, YANG Z, LONG Z, WANG Y, CHEN T
  • 专利权人:   HUNAN YUNENG NEW ENERGY BATTERY MATERIAL
  • 国际专利分类:   H01M010/0525, H01M004/36, H01M004/58, H01M004/62
  • 专利详细信息:   CN114094082-A 25 Feb 2022 H01M-004/36 202225 Chinese
  • 申请详细信息:   CN114094082-A CN11386853 22 Nov 2021
  • 优先权号:   CN11386853

▎ 摘  要

NOVELTY - The method comprises mixing lithium source, vanadium source, phosphorus source, chelating agent, carbon source and water raw materials, heating and stirring to obtain a first solid-liquid mixture, grinding the first solid-liquid mixture to obtain a second solid-liquid mixture, and then drying the second solid-liquid mixture to obtain a precursor, and performing calcination of the precursor in a reducing atmosphere to obtain the lithium vanadium phosphate-carbon composite anode material. USE - Method for preparing a lithium vanadium phosphate-carbon composite anode material, which is used in lithium ion battery field. ADVANTAGE - The method is simple in process and easy to be converted into industrial production. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: (1) a lithium vanadium phosphate-carbon composite anode material; (2) a lithium-ion battery comprising lithium vanadium phosphate-carbon composite anode material; and (3) an electrical equipment comprising lithium-ion battery.