Title:
POSITIVE ELECTRODE MATERIAL AND PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE COMPOSITE MATERIAL AND PREPARATION METHOD THEREFOR, SECONDARY BATTERY, AND ELECTRIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/045028
Kind Code:
A1
Abstract:
A positive electrode material, comprising positive electrode material particles and a coating layer located on the surfaces of the positive electrode material particles. The material of the coating layer comprises an antioxidant, and the antioxidant comprises one or more of a hindered phenol antioxidant and an amine antioxidant.
Inventors:
WEI GUANJIE (CN)
GU LI (CN)
MENG ZHEN (CN)
ZHAO YANJIE (CN)
LI XING (CN)
GU LI (CN)
MENG ZHEN (CN)
ZHAO YANJIE (CN)
LI XING (CN)
Application Number:
PCT/CN2022/116146
Publication Date:
March 07, 2024
Filing Date:
August 31, 2022
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M4/36; H01M10/36
Foreign References:
| CN114899368A | 2022-08-12 | |||
| CN104733787A | 2015-06-24 | |||
| CN112201791A | 2021-01-08 | |||
| CN108832207A | 2018-11-16 | |||
| CN109346709A | 2019-02-15 | |||
| CN114497556A | 2022-05-13 | |||
| US20040166415A1 | 2004-08-26 |
Attorney, Agent or Firm:
ACIP LAW OFFICES (CN)
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