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:
Jul. 22, 2025
Filed:
Jan. 25, 2022
Applicant:
Contemporary Amperex Technology (Hong Kong) Limited, Hong Kong, CN;
Inventors:
Chengdu Liang, Ningde, CN;
Yingjie Guan, Ningde, CN;
Yuzhen Zhao, Ningde, CN;
Yan Wen, Ningde, CN;
Qisen Huang, Ningde, CN;
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/113 (2006.01); H01M 4/02 (2006.01); H01M 4/36 (2006.01); H01M 4/505 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
C01B 33/113 (2013.01); H01M 4/366 (2013.01); H01M 4/505 (2013.01); H01M 10/0525 (2013.01); C01P 2002/72 (2013.01); C01P 2002/82 (2013.01); C01P 2004/61 (2013.01); C01P 2006/11 (2013.01); C01P 2006/12 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract
The present application discloses a silicon-oxygen compound, a method for preparation thereof, and a secondary battery, a battery module, a battery pack and an apparatus related thereto. The silicon-oxygen compound includes both manganese element and a copper element, a content of the manganese element is from 20 ppm to 500 ppm, and a mass ratio of the manganese element to the copper element is from 1 to 18.