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. 19, 2016
Filed:
Aug. 26, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Ji Sun Kim, Daejeon, KR;
Min Ho Youn, Daejeon, KR;
Dong Seok Shin, Daejeon, KR;
Hyo Seok Park, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/134 (2010.01); H01M 4/131 (2010.01); H01M 4/13 (2010.01); H01M 4/36 (2006.01); H01M 4/505 (2010.01); H01M 4/58 (2010.01); H01M 4/133 (2010.01); H01M 4/587 (2010.01); H01M 10/052 (2010.01); H01M 10/0525 (2010.01); H01M 4/38 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/505 (2013.01); H01M 4/587 (2013.01); H01M 4/5825 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 4/134 (2013.01); H01M 4/386 (2013.01); H01M 4/387 (2013.01); H01M 2004/021 (2013.01); H01M 2220/30 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7011 (2013.01);
Abstract
A lithium secondary battery of the present invention may simultaneously improve high output and high capacity characteristics by including a first active material layer having high output characteristics and a second active material layer having high capacity characteristics respectively on a cathode collector and an anode collector.