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:
Dec. 29, 2020
Filed:
Aug. 31, 2015
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Assignee:
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/13 (2010.01); H01M 4/52 (2010.01); H01M 4/50 (2010.01); H01M 4/58 (2010.01); H01M 10/05 (2010.01); H01M 4/70 (2006.01); H01M 4/131 (2010.01); H01M 4/136 (2010.01); H01M 4/525 (2010.01); H01M 4/505 (2010.01); H01M 4/02 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/131 (2013.01); H01M 4/136 (2013.01); H01M 4/525 (2013.01); H01M 4/70 (2013.01); H01M 4/505 (2013.01); H01M 4/5825 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01);
Abstract
A positive electrode for a rechargeable lithium battery, includes a current collector including pores on a surface thereof; and a positive active material layer on the current collector and including a positive active material, the positive active material including a lithium metal compound including primary particles and secondary particles including agglomerations of the primary particles, an average diameter of the pores of the current collector being greater than an average particle diameter (D50) of the primary particles and less than an average particle diameter (D50) of the secondary particles.