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. 06, 2024
Filed:
Oct. 27, 2021
Applicant:
Tera Technos Co., Ltd, Daejeon, KR;
Inventors:
Jae Woo Lee, Sejong-si, KR;
Jin Gee Park, Daegu, KR;
Sun Ho Choi, Sejong-si, KR;
Jung Hoon Cheon, Sejong-si, KR;
Sung Soo Kim, Daejeon, KR;
Sichen Du, Täby, SE;
Assignee:
TERA TECHNOS CO., LTD, Daejeon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/02 (2006.01); H01M 4/134 (2010.01); H01M 4/48 (2010.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); H01M 4/134 (2013.01); H01M 4/48 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract
A negative electrode material for a secondary battery includes a matrix containing silicon oxide, a composite oxide of one or more doping elements selected from an alkali metal, an alkaline earth metal, and a post-transition metal, and silicon, or a mixture thereof; and silicon nanoparticles dispersed and embedded in the matrix.