- 专利标题: DRY ELECTRODE FILM, AND DRY ELECTRODE AND LITHIUM BATTERY INCLUDING THE SAME
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申请号: EP24165835.0申请日: 2024-03-25
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公开(公告)号: EP4439699A1公开(公告)日: 2024-10-02
- 发明人: KWON, Ilkyong , LEE, Jinhyon , PYUN, Ahram , KWON, Seunguk , BANG, Youmin
- 申请人: Samsung SDI Co., Ltd.
- 申请人地址: KR Yongin-si, Gyeonggi-do 17084 150-20, Gongse-ro, Giheung-gu,
- 专利权人: Samsung SDI Co., Ltd.
- 当前专利权人: Samsung SDI Co., Ltd.
- 当前专利权人地址: KR Yongin-si, Gyeonggi-do 17084 150-20, Gongse-ro, Giheung-gu,
- 代理机构: Marks & Clerk LLP
- 优先权: KR 230039348 2023.03.26
- 主分类号: H01M4/131
- IPC分类号: H01M4/131 ; H01M4/36 ; H01M4/62 ; H01M10/0525 ; H01M4/505 ; H01M4/525 ; H01M4/02
摘要:
A dry electrode film, and a dry electrode and a lithium battery that include the same are provided. The dry electrode film includes a dry electrode active material and a dry binder, wherein the dry electrode active material includes a core and a shell conforming to a surface of the core, the shell includes at least one element selected from among beryllium (Be), boron (B), and fluorine (F), and in an X-ray photoelectron spectroscopy (XPS) spectrum of a surface of the dry electrode active material, a content (e.g., amount) of the at least one element of is about 1 wt% to about 4 wt%.
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