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Lithium Secondary Battery With Enhanced Safety

Abstract: The present invention relates to a secondary battery with enhanced high-temperature safety, the secondary battery using an additive of a specific component for a non-aqueous electrolyte together with a cathode active material including nickel and/or manganese of high concentration, so as to uniformly form a film on the surface of an electrode during battery activation, and thus can prevent the generation of a large amount of gas under a high-temperature condition, and enabling an increase in cell resistance and a deterioration in capacity due to the elution of metal ions from the electrode to be effectively prevented, and thus can effectively improve battery performance and high-temperature stability.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
30 June 2023
Publication Number
32/2024
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application

Applicants

LG ENERGY SOLUTION, LTD.
Tower1 108, Yeoui-daero, Yeongdeungpo-Gu, Seoul 07335

Inventors

1. LEE, Won Tae
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
2. AHN, Kyoung Ho
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
3. LEE, Chul Haeng
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
4. HAN, Jun Hyeok
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
5. SHIN, Won Kyung
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
6. JI, Su Hyeon
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
7. OH, Young Ho
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122

Specification

Documents

Application Documents

# Name Date
1 202317043957-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [30-06-2023(online)].pdf 2023-06-30
2 202317043957-STATEMENT OF UNDERTAKING (FORM 3) [30-06-2023(online)].pdf 2023-06-30
3 202317043957-PROOF OF RIGHT [30-06-2023(online)].pdf 2023-06-30
4 202317043957-PRIORITY DOCUMENTS [30-06-2023(online)].pdf 2023-06-30
5 202317043957-POWER OF AUTHORITY [30-06-2023(online)].pdf 2023-06-30
6 202317043957-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [30-06-2023(online)].pdf 2023-06-30
7 202317043957-FORM 1 [30-06-2023(online)].pdf 2023-06-30
8 202317043957-DECLARATION OF INVENTORSHIP (FORM 5) [30-06-2023(online)].pdf 2023-06-30
9 202317043957-COMPLETE SPECIFICATION [30-06-2023(online)].pdf 2023-06-30
10 202317043957-FORM 3 [19-10-2023(online)].pdf 2023-10-19
11 202317043957-FORM 18 [06-03-2025(online)].pdf 2025-03-06