发明授权
US08377591B2 Anode material for secondary battery, anode for secondary battery and secondary battery therewith 有权
二次电池用阳极材料,二次电池用阳极及其二次电池

  • 专利标题: Anode material for secondary battery, anode for secondary battery and secondary battery therewith
  • 专利标题(中): 二次电池用阳极材料,二次电池用阳极及其二次电池
  • 申请号: US10584218
    申请日: 2004-12-24
  • 公开(公告)号: US08377591B2
    公开(公告)日: 2013-02-19
  • 发明人: Mariko MiyachiHironori Yamamoto
  • 申请人: Mariko MiyachiHironori Yamamoto
  • 申请人地址: JP Tokyo
  • 专利权人: NEC Corporation
  • 当前专利权人: NEC Corporation
  • 当前专利权人地址: JP Tokyo
  • 代理机构: Sughrue Mion, PLLC
  • 优先权: JP2003-434001 20031226
  • 国际申请: PCT/JP2004/019336 WO 20041224
  • 国际公布: WO2005/064714 WO 20050714
  • 主分类号: H01M4/02
  • IPC分类号: H01M4/02 H01M4/13 H01M4/58
Anode material for secondary battery, anode for secondary battery and secondary battery therewith
摘要:
An objective of this invention is to provide an anode material for a secondary battery for forming a secondary battery exhibiting a higher initial charge/discharge efficiency, a higher energy density and excellent cycle properties; an anode for a secondary battery; and a secondary battery therewith. An anode material for a secondary battery according to this invention comprises an Si oxide and at least one noble metal. Furthermore, the anode material for a secondary battery of this invention preferably contains lithium metal. Alternatively, an anode material for a secondary battery of this invention may comprise a lithium silicate and at least one noble metal. An anode comprising the anode material for a secondary battery of this invention comprises an activator layer being film-structure or particulate. In this invention, such an anode material can be used to provide an anode material for a secondary battery for forming a secondary battery exhibiting a higher initial charge/discharge efficiency, a higher energy density and excellent cycle properties; an anode for a secondary battery; and a secondary battery therewith.
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