Title:
CATHODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2024/058442
Kind Code:
A1
Abstract:
A cathode for a lithium secondary battery, according to exemplary embodiments, may comprise a cathode current collector and a cathode active material layer, which is formed on the cathode current collector and includes lithium-rich layered oxide particles. A value D represented by formula 1 in the cathode can exceed 5.
Inventors:
PARK YOUNG UK (KR)
KIM SEUNG HYUN (KR)
LEE SANG HAN (KR)
CHO YONG HYUN (KR)
KIM SEUNG HYUN (KR)
LEE SANG HAN (KR)
CHO YONG HYUN (KR)
Application Number:
PCT/KR2023/012150
Publication Date:
March 21, 2024
Filing Date:
August 17, 2023
Export Citation:
Assignee:
SK ON CO LTD (KR)
International Classes:
H01M4/505; H01M4/02; H01M4/131; H01M4/485; H01M4/525; H01M10/0525
Foreign References:
| JP2018505521A | 2018-02-22 | |||
| CN111900343A | 2020-11-06 | |||
| US20200203717A1 | 2020-06-25 | |||
| KR102293034B1 | 2021-08-24 | |||
| JP6089701B2 | 2017-03-08 |
Other References:
LI QINGYU, YANG GUANGCHANG, CHU YOUQI, TAN CHUNLEI, PAN QICHANG, ZHENG FENGHUA, LI YU, HU SIJIANG, HUANG YOUGUO, WANG HONGQIANG: "Enhanced electrochemical performance of Ni-rich cathode material by N-doped LiAlO2 surface modification for lithium-ion batteries", ELECTROCHIMICA ACTA, ELSEVIER, AMSTERDAM, NL, vol. 372, 1 March 2021 (2021-03-01), AMSTERDAM, NL , pages 137882, XP093146088, ISSN: 0013-4686, DOI: 10.1016/j.electacta.2021.137882
Attorney, Agent or Firm:
LEECHAE INTELLECTUAL PROPERTY (KR)
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