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KR1020220166220A 리튬 이차 전지 审中-实审

  • 专利标题： 리튬 이차 전지
  • 专利标题（英）： LITHIUM SECONDARY BATTERY
  • 申请号： KR1020220159634
    申请日： 2022-11-24
  • 公开(公告)号： KR1020220166220A
    公开(公告)日： 2022-12-16
  • 主分类号： H01M4/36
  • IPC分类号： H01M4/36 ;  H01M4/525 ;  H01M4/505 ;  H01M4/02
리튬 이차 전지
摘要：
본발명의실시예들은양극활물질로서농도경사구간을갖는제1 양극활물질입자및 단일입자구조를갖는제2 양극활물질입자를포함하며, 전기적성능및 기계적안정성이모두향상된리튬이차전지를제공한다.
摘要（英）：

A lithium secondary battery comprises a cathode active material including a first cathode active material particle having a concentration gradient region and a second cathode active material particle having a single particle structure, to obtain improved electrical performance and mechanical stability.

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