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. 27, 2019
Filed:
Apr. 09, 2015
Applicant:
Nexeon Ltd, Oxfordshire, GB;
Inventors:
Young Tai Cho, Seoul, KR;
Seung Chul Park, Daejeon, KR;
Seon Park, Daejeon, KR;
Hee Young Seo, Daejeon, KR;
Jee Hye Park, Daejeon, KR;
Yong Eui Lee, Gyeonggi-do, KR;
Chul Hwan Kim, Daejeon, KR;
Assignee:
Nexeon Ltd., Abingdon, Oxfordshire, GB;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/38 (2006.01); H01M 4/04 (2006.01); H01M 4/36 (2006.01); H01M 4/62 (2006.01); C01B 33/113 (2006.01); C01B 33/18 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/386 (2013.01); C01B 33/113 (2013.01); C01B 33/18 (2013.01); H01M 4/049 (2013.01); H01M 4/0471 (2013.01); H01M 4/364 (2013.01); H01M 4/366 (2013.01); H01M 4/625 (2013.01); H01M 2004/021 (2013.01);
Abstract
Provided is an anode active material for a secondary battery and a method of fabricating the anode active material. A silicon-based active material composite according to an embodiment of the inventive concept includes silicon and silicon oxide obtained by oxidizing at least a part of the silicon, and an amount of oxygen with respect to a total weight of the silicon and the silicon oxide is restricted to 9 wt % to 20 wt %.