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:
Dec. 02, 2025
Filed:
Aug. 01, 2019
Applicant:
Btr New Material Group Co., Ltd., Guangdong, CN;
Inventors:
Zhiqiang Deng, Guangdong, CN;
Lijuan Qu, Guangdong, CN;
Chunlei Pang, Guangdong, CN;
Jianguo Ren, Guangdong, CN;
Min Yue, Guangdong, CN;
Xueqin He, Guangdong, CN;
Assignee:
BTR NEW MATERIAL GROUP CO., LTD., Guangdong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/58 (2010.01); H01M 4/04 (2006.01); H01M 4/36 (2006.01); H01M 4/38 (2006.01); H01M 4/48 (2010.01); H01M 4/583 (2010.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/5825 (2013.01); H01M 4/0471 (2013.01); H01M 4/364 (2013.01); H01M 4/386 (2013.01); H01M 4/483 (2013.01); H01M 4/583 (2013.01); H01M 10/0525 (2013.01); H01M 2004/027 (2013.01);
Abstract
A negative electrode material includes a composite matrix material and a carbon coating coated on the composite matrix material. The composite matrix material includes lithium silicate, silicon oxide, an activator, and silicon embedded in the lithium silicate and the silicon oxide.