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:
Jun. 11, 2024
Filed:
Mar. 15, 2019
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Jungmin Lee, Yongin-si, KR;
Ilkyong Kwon, Yongin-si, KR;
Myungseop Kim, Yongin-si, KR;
Yuhyun Kim, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/583 (2010.01); H01M 4/04 (2006.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/583 (2013.01); H01M 4/0404 (2013.01); H01M 4/623 (2013.01); H01M 10/0525 (2013.01);
Abstract
Disclosed are a secondary lithium battery anode and a secondary lithium battery including same, the secondary lithium battery anode comprising a current collector and an anode active material layer located on at least one surface of the current collector, wherein the anode active material layer includes an anode active material, which has sphericity of 0.83 to 0.91, and a binder, which has an average particle diameter (D50) of 180 nm to 450 nm.