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. 26, 2025
Filed:
Oct. 14, 2021
Applicant:
SK on Co., Ltd., Seoul, KR;
Inventors:
Ji Hee Bae, Daejeon, KR;
Jae Ram Kim, Daejeon, KR;
Jung Hwan Kim, Daejeon, KR;
Jae Yun Min, Daejeon, KR;
Sang Won Bae, Daejeon, KR;
Myung Ro Lee, Daejeon, KR;
Yong Seok Lee, Daejeon, KR;
Assignee:
SK On Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/38 (2006.01); H01M 4/36 (2006.01); H01M 4/583 (2010.01);
U.S. Cl.
CPC ...
H01M 4/386 (2013.01); H01M 4/366 (2013.01); H01M 4/583 (2013.01);
Abstract
The present invention provides an anode for a secondary battery, which includes an anode current collector and an anode active material layer which is formed on the anode current collector, and includes a silicon-based active material and a conductive material including single-walled carbon nanotubes. The single-walled carbon nanotube has a Raman R value (a D band peak intensity (Id)/a G band peak intensity (Ig)) of 0.01 to 0.1.