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Title:
SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2024/053979
Kind Code:
A1
Abstract:
The present specification provides a secondary battery comprising a positive electrode, a negative electrode, a separator, and an electrolyte, wherein the negative electrode includes a negative electrode active material, the negative electrode active material includes a Si-based active material and a carbon-based active material, the positive electrode includes a Ni-based active material, and the Ni-based active material has a cobalt oxide layer on a portion of the surface of particles.

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Inventors:
KIM SHULKEE (KR)
KIM MINSOO (KR)
BAEK SORA (KR)
OH SANG SEUNG (KR)
YOO KWANG HO (KR)
Application Number:
PCT/KR2023/013209
Publication Date:
March 14, 2024
Filing Date:
September 05, 2023
Export Citation:
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Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M4/36; H01M4/02; H01M4/48; H01M4/505; H01M4/525; H01M4/587; H01M10/0525
Foreign References:
KR20190048923A2019-05-09
KR101676687B12016-11-16
KR101785266B12017-11-06
JPH03145058A1991-06-20
JP2016095934A2016-05-26
Attorney, Agent or Firm:
CHOI, Hee-Kyeong (KR)
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