发明申请
US20100167111A1 CURRENT COLLECTOR FOR NON-AQUEOUS SECONDARY BATTERY, ELECTRODE PLATE FOR NON AQUEOUS SECONDARY BATTERY USING THE SAME, AND NON-AQUEOUS SECONDARY BATTERY 有权
用于非水性二次电池的电流收集器,使用相同的非水性二次电池的电极板和非水性二次电池

  • 专利标题: CURRENT COLLECTOR FOR NON-AQUEOUS SECONDARY BATTERY, ELECTRODE PLATE FOR NON AQUEOUS SECONDARY BATTERY USING THE SAME, AND NON-AQUEOUS SECONDARY BATTERY
  • 专利标题(中): 用于非水性二次电池的电流收集器,使用相同的非水性二次电池的电极板和非水性二次电池
  • 申请号: US12376418
    申请日: 2007-11-15
  • 公开(公告)号: US20100167111A1
    公开(公告)日: 2010-07-01
  • 发明人: Masanori SumiharaKunihiko BesshoTakuhiro Nishimura
  • 申请人: Masanori SumiharaKunihiko BesshoTakuhiro Nishimura
  • 优先权: JP2006-308773 20061115; JP2006-312600 20061120; JP2006-313790 20061121; JP2007-059444 20070309; JP2007-296871 20071115
  • 国际申请: PCT/JP2007/072220 WO 20071115
  • 主分类号: H01M6/10
  • IPC分类号: H01M6/10 H01M4/02
CURRENT COLLECTOR FOR NON-AQUEOUS SECONDARY BATTERY, ELECTRODE PLATE FOR NON AQUEOUS SECONDARY BATTERY USING THE SAME, AND NON-AQUEOUS SECONDARY BATTERY
摘要:
An object of the invention is to provide a current collector for a non-aqueous secondary battery in which the strength of the current collector is sufficient in forming an electrode plate and an active material can be efficiently disposed on the protrusions of the current collector, and to provide an electrode plate for a non-aqueous secondary battery and a non-aqueous secondary battery using the same. The invention relates to a current collector for a non-aqueous secondary battery, including a metal foil for carrying at least a positive electrode active material or negative electrode active material. Protrusions are formed in a predetermined arrangement pattern on at least one face of the metal foil and at least tops of the protrusions are not compressed. The arrangement pattern includes: a row direction in which the protrusions are aligned linearly at an equal pitch; and a column direction in which row units comprising a group of the protrusions aligned in the row direction are aligned in parallel at a predetermined interval. The respective protrusions of any one of the row units are displaced in the row direction from the protrusions of another row unit that is adjacent in the column direction. The invention also pertains to an electrode plate for a non-aqueous secondary battery and a non-aqueous secondary battery using the same.
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