The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 04, 2026
Filed:
Mar. 10, 2023
Applicant:
Contemporary Amperex Technology (Hong Kong) Limited, Hong Kong, CN;
Inventors:
Yuping Huang, Ningde, CN;
Yunjian MA, Ningde, CN;
Mingfeng Lin, Ningde, CN;
Honggang Yu, Ningde, CN;
Youlei Lai, Ningde, CN;
Yanhui Li, Ningde, CN;
Yu Dai, Ningde, CN;
Jianping Zhang, Ningde, CN;
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 4/02 (2006.01); H01M 4/62 (2006.01); H01M 50/204 (2021.01);
U.S. Cl.
CPC ...
H01M 4/0404 (2013.01); H01M 4/622 (2013.01); H01M 4/625 (2013.01); H01M 50/204 (2021.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract
The present application provides a negative electrode plate, a secondary battery, a battery module, a battery pack, and a power consuming device. The negative electrode plate may include a main body region and at least one low-thermal-conductivity edge region; and the low-thermal-conductivity edge region and the main body region respectively may have thermal conductivities of λand λ, where λ<λ.