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:
Apr. 26, 2022
Filed:
Apr. 04, 2017
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Tae-Ho Kwon, Yongin-si, KR;
Jinman Jeoung, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/587 (2010.01); H01M 4/04 (2006.01); H01M 4/133 (2010.01); H01M 10/0525 (2010.01); H01M 4/1397 (2010.01); H01M 4/02 (2006.01); H01M 4/1393 (2010.01); H01M 4/58 (2010.01); H01M 4/583 (2010.01);
U.S. Cl.
CPC ...
H01M 4/587 (2013.01); H01M 4/0445 (2013.01); H01M 4/133 (2013.01); H01M 4/1397 (2013.01); H01M 10/0525 (2013.01); H01M 4/1393 (2013.01); H01M 4/582 (2013.01); H01M 4/5805 (2013.01); H01M 4/5835 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract
The present invention relates to a lithium secondary battery, comprising: a negative electrode comprising a negative electrode active material layer comprising a soft carbon negative electrode active material and a byproduct having an average particle size (D50) of 10 to 70 nm; a positive electrode comprising a positive electrode active material; and an electrolyte.