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  • 专利标题:   Preparation of nitrogen-doped graphene used in lithium-ion battery anode, comprises carrying out reduction of graphene oxide, placing in vacuum tube furnace and annealing under ammonia atmosphere.
  • 专利号:   CN104477895-A
  • 发明人:   WANG Q
  • 专利权人:   BAISHUN SONGTAO TIANJIN POWER BATTERY
  • 国际专利分类:   C01B031/04
  • 专利详细信息:   CN104477895-A 01 Apr 2015 C01B-031/04 201540 Pages: 11 Chinese
  • 申请详细信息:   CN104477895-A CN10766109 11 Dec 2014
  • 优先权号:   CN10766109

▎ 摘　　要

NOVELTY - Preparation of nitrogen-doped graphene comprises carrying out reduction of graphene oxide, placing in vacuum tube furnace and annealing at 500-70 degrees C under ammonia atmosphere. USE - Method for preparing nitrogen-doped graphene used in lithium-ion battery anode (claimed). ADVANTAGE - The product has enhanced free carrier density, conductivity, stability, charge-discharge efficiency and reversible capacity.