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Lithium Secondary Battery
Abstract: The present invention relates to a lithium secondary battery in which an abnormal voltage drop phenomenon is reduced. The lithium secondary battery comprises a negative electrode including a negative electrode active material, a positive electrode including a positive electrode active material represented by chemical formula 1, a separator interposed between the negative electrode and the positive electrode, and a non-aqueous electrolyte solution, wherein the non-aqueous electrolyte solution includes: a lithium salt; a non-aqueous organic solvent; a compound represented by chemical formula 2 as a first additive; and lithium difluorophosphate as a second additive.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
20 December 2023
Publication Number
40/2024
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application
Applicants
LG ENERGY SOLUTION, LTD.
Tower 1, 108, Yeoui-daero
Yeongdeungpo-gu
Seoul 07335
Inventors
1. KIM, Ha Eun
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
2. LEE, Chul Haeng
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
3. OH, Jeong Woo
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
4. PARK, Byung Chun
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
5. KIM, Hyung Tae
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
6. SEO, Young Mi
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202317087206-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [20-12-2023(online)].pdf | 2023-12-20 |
| 2 | 202317087206-STATEMENT OF UNDERTAKING (FORM 3) [20-12-2023(online)].pdf | 2023-12-20 |
| 3 | 202317087206-PROOF OF RIGHT [20-12-2023(online)].pdf | 2023-12-20 |
| 4 | 202317087206-PRIORITY DOCUMENTS [20-12-2023(online)].pdf | 2023-12-20 |
| 5 | 202317087206-POWER OF AUTHORITY [20-12-2023(online)].pdf | 2023-12-20 |
| 6 | 202317087206-FORM 1 [20-12-2023(online)].pdf | 2023-12-20 |
| 7 | 202317087206-DECLARATION OF INVENTORSHIP (FORM 5) [20-12-2023(online)].pdf | 2023-12-20 |
| 8 | 202317087206-COMPLETE SPECIFICATION [20-12-2023(online)].pdf | 2023-12-20 |
| 9 | 202317087206-RELEVANT DOCUMENTS [12-01-2024(online)].pdf | 2024-01-12 |
| 10 | 202317087206-MARKED COPIES OF AMENDEMENTS [12-01-2024(online)].pdf | 2024-01-12 |
| 11 | 202317087206-FORM 13 [12-01-2024(online)].pdf | 2024-01-12 |
| 12 | 202317087206-AMMENDED DOCUMENTS [12-01-2024(online)].pdf | 2024-01-12 |
| 13 | 202317087206-FORM 3 [17-05-2024(online)].pdf | 2024-05-17 |
| 14 | 202317087206-FORM 18 [05-03-2025(online)].pdf | 2025-03-05 |