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  • 专利标题:   Lithium-iron phosphate composite material used as cathode material, has micrograin structure including internal portion containing crystal nano-grain of lithium-iron phosphate and graphene, and external layer including carbon nano-grains.
  • 专利号:   WO2012040920-A1, US2013177784-A1, EP2623459-A1, CN103003193-A, JP2013543220-W, CN103003193-B, JP5778774-B2, EP2623459-A4
  • 发明人:   ZHOU M, PAN J, WANG Y
  • 专利权人:   OCEANS KING LIGHTING SCI TECHNOLOGY CO, OCEANS KING LIGHTING SCI TECHNOLOGY CO, OCEANS KING LIGHTING SCI TECHNOLOGY CO, HAIYANGWANG LIGHTING TECHNOLOGY CO LTD, OCEANS KING LIGHTING SCI TECHNOLOGY CO, OCEAN S KING LIGHTING SCI TECHNOLOGY
  • 国际专利分类:   C01B025/45, C01B031/04, H01M004/04, H01M004/131, H01M004/36, H01M004/58, C01B025/37, H01M010/052, H01M004/136, H01M004/1397, H01M004/62
  • 专利详细信息:   WO2012040920-A1 05 Apr 2012 C01B-025/45 201230 Pages: 21 Chinese
  • 申请详细信息:   WO2012040920-A1 WOCN077468 29 Sep 2010
  • 优先权号:   CN80068206, EP857683, JP530519, WOCN077468, US13822475

▎ 摘　　要

NOVELTY - A lithium-iron phosphate composite material has micrograin structure including internal portion containing crystal nano grain of lithium-iron phosphate and graphene, external layer coated with carbon nano-grains. USE - Lithium-iron phosphate composite material is used as cathode material for lithium-ion battery (claimed). ADVANTAGE - The lithium-iron phosphate composite material has high conductivity and high tap density, and provides lithium-ion battery with excellent charging/discharging characteristics. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for manufacture of lithium-iron phosphate composite material.