Title:
CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2022/098136
Kind Code:
A1
Abstract:
The present invention relates to a cathode active material comprising at least one secondary particle inclusive of an aggregate of primary macro particles, a manufacturing method therefor, and a lithium secondary battery including same. Provided according to an embodiment of the present disclosure may be a cathode active material comprising secondary particles which exhibit improved surface resistance, compared to the application of conventional single particles. Provided according to an embodiment of the present disclosure may be a nickel-based cathode active material with increased rolling strength and energy density.
Inventors:
HAN GI-BEOM (KR)
LHO EUN-SOL (KR)
DO JOONG-YEOP (KR)
PARK KANG-JOON (KR)
KWAK MIN (KR)
PARK SANG-MIN (KR)
LEE DAE-JIN (KR)
LEE SANG-WOOK (KR)
JUNG WANG-MO (KR)
LHO EUN-SOL (KR)
DO JOONG-YEOP (KR)
PARK KANG-JOON (KR)
KWAK MIN (KR)
PARK SANG-MIN (KR)
LEE DAE-JIN (KR)
LEE SANG-WOOK (KR)
JUNG WANG-MO (KR)
Application Number:
PCT/KR2021/015954
Publication Date:
May 12, 2022
Filing Date:
November 04, 2021
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M4/36; H01M4/505; H01M4/525; H01M10/052
Foreign References:
| KR20190093453A | 2019-08-09 | |||
| KR20190026571A | 2019-03-13 | |||
| KR20200125442A | 2020-11-04 | |||
| JP2016041653A | 2016-03-31 | |||
| JP2019149355A | 2019-09-05 |
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (KR)
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