Invention Publication
- Patent Title: RECHARGEABLE LITHIUM BATTERY
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Application No.: US18461073Application Date: 2023-09-05
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Publication No.: US20240178455A1Publication Date: 2024-05-30
- Inventor: Wonmo SEONG , Youngsun KONG , Seok Mun KANG , Jaesang YOON , Naoyuki HASE , Do-Wook JUN , Jongsoon KIM , Yongseok LEE
- Applicant: SAMSUNG SDI CO., LTD. , Research Business Foundation SUNGKYUNKWAN UNIVERSITY
- Applicant Address: KR Yongin-si
- Assignee: SAMSUNG SDI CO., LTD.,Research Business Foundation SUNGKYUNKWAN UNIVERSITY
- Current Assignee: SAMSUNG SDI CO., LTD.,Research Business Foundation SUNGKYUNKWAN UNIVERSITY
- Current Assignee Address: KR Yongin-si
- Priority: KR 20220153723 2022.11.16
- Main IPC: H01M10/0569
- IPC: H01M10/0569 ; H01M4/505 ; H01M4/525 ; H01M10/0525 ; H01M10/0567 ; H01M10/44

Abstract:
Provided is a rechargeable lithium battery including an electrolyte solution including a non-aqueous organic solvent, a lithium salt, and an additive; a positive electrode including a positive electrode active material; and a negative electrode including a negative electrode active material, wherein the additive includes one or more of a compound represented by Chemical Formula 1A and a compound represented by Chemical Formula 1B, the positive electrode active material includes a lithium nickel manganese-based oxide represented by Chemical Formula 2, and a charging upper limit voltage is about 4.4 V to about 4.7 V. Chemical Formula 1A and Chemical Formula 1B are as defined in the specification.
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