Invention Grant
- Patent Title: Negative electrode for lithium secondary battery and lithium secondary battery comprising same
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Application No.: US17993191Application Date: 2022-11-23
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Publication No.: US11923538B2Publication Date: 2024-03-05
- Inventor: Dongwook Koh , Doo Kyung Yang
- Applicant: LG ENERGY SOLUTION, LTD.
- Applicant Address: KR Seoul
- Assignee: LG ENERGY SOLUTION, LTD.
- Current Assignee: LG ENERGY SOLUTION, LTD.
- Current Assignee Address: KR Seoul
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR 20170150318 2017.11.13 KR 20180138254 2018.11.12
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/134 ; H01M4/137 ; H01M4/38 ; H01M4/62 ; H01M10/052 ; H01M4/02

Abstract:
A negative electrode for a lithium secondary battery including a lithium metal layer; a first protective layer formed on a surface of the lithium metal layer; and a second protective layer formed on a surface of the first protective layer opposite the lithium metal layer, wherein the first protective layer and the second protective layer are different from each other in at least one property selected from the group consisting of ion conductivity and electrolyte uptake.
Public/Granted literature
- US20230082675A1 NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING SAME Public/Granted day:2023-03-16
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