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Lithium Secondary Battery Having Enhanced High Temperature Safety
Abstract: The present invention relates to an electrolyte composition having enhanced high-temperature safety and a secondary battery comprising same, the electrolyte composition comprising, along with a first additive comprising a compound represented by chemical formula 1, a specific amount of a second additive comprising one or more type of a cyclic carbonate compound, thereby being capable of effectively reducing gas that is generated when charging/discharging a lithium secondary battery, and also being capable of reinforcing an SEI layer on the surface of an electrode, thereby having the advantage of enabling the improvement of storage characteristics and life characteristics at a high temperature.
Notices, Deadlines & Correspondence
Patent Information
Applicants
LG ENERGY SOLUTION, LTD.
Inventors
1. LEE, Won Tae
2. AHN, Kyoung Ho
3. LEE, Chul Haeng
4. HAN, Jun Hyeok
5. SHIN, Won Kyung
6. JI, Su Hyeon
7. OH, Young Ho
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202317051382-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [31-07-2023(online)].pdf | 2023-07-31 |
| 2 | 202317051382-STATEMENT OF UNDERTAKING (FORM 3) [31-07-2023(online)].pdf | 2023-07-31 |
| 3 | 202317051382-PROOF OF RIGHT [31-07-2023(online)].pdf | 2023-07-31 |
| 4 | 202317051382-PRIORITY DOCUMENTS [31-07-2023(online)].pdf | 2023-07-31 |
| 5 | 202317051382-POWER OF AUTHORITY [31-07-2023(online)].pdf | 2023-07-31 |
| 6 | 202317051382-FORM 1 [31-07-2023(online)].pdf | 2023-07-31 |
| 7 | 202317051382-DECLARATION OF INVENTORSHIP (FORM 5) [31-07-2023(online)].pdf | 2023-07-31 |
| 8 | 202317051382-COMPLETE SPECIFICATION [31-07-2023(online)].pdf | 2023-07-31 |
| 9 | 202317051382-FORM 3 [07-11-2023(online)].pdf | 2023-11-07 |
| 10 | 202317051382-FORM 18 [06-03-2025(online)].pdf | 2025-03-06 |