Invention Grant
US08728660B2 Anode having an anode lead bonded to an active material layer, method of manufacturing of the anode, and battery including the anode 有权
具有与活性物质层结合的阳极引线的阳极,阳极的制造方法以及包含阳极的电池

  • Patent Title: Anode having an anode lead bonded to an active material layer, method of manufacturing of the anode, and battery including the anode
  • Patent Title (中): 具有与活性物质层结合的阳极引线的阳极,阳极的制造方法以及包含阳极的电池
  • Application No.: US11539720
    Application Date: 2006-10-09
  • Publication No.: US08728660B2
    Publication Date: 2014-05-20
  • Inventor: Isamu KonishiikeKenichi Kawase
  • Applicant: Isamu KonishiikeKenichi Kawase
  • Applicant Address: JP Tokyo
  • Assignee: Sony Corporation
  • Current Assignee: Sony Corporation
  • Current Assignee Address: JP Tokyo
  • Agency: Dentons US LLP
  • Priority: JPP2005-302631 20051018
  • Main IPC: H01M4/02
  • IPC: H01M4/02 H01M4/58
Anode having an anode lead bonded to an active material layer, method of manufacturing of the anode, and battery including the anode
Abstract:
An anode which can improve contact characteristics between an active material layer and anode lead and can prevent electrical resistance from increasing, a method of manufacturing the anode, and a battery including the anode are provided. An active material layer containing silicon as an element is provided on a current collector. An anode lead is bonded to the active material layer. At least part of a bond region between the anode lead and the active material layer is made of copper or an alloy containing copper. Thereby, the electrical resistance can be prevented from being increased even though the anode lead is bonded to the active material layer. The anode lead may be made of copper or an alloy containing copper. Otherwise, coating layer made of copper or an alloy containing copper may be provided on the surface of a base.
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