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:
Nov. 03, 2020
Filed:
Aug. 10, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sang Kyun Lee, Daejeon, KR;
Ju Hyeon Cho, Daejeon, KR;
Cha-Hun Ku, Daejeon, KR;
Seok Jin Kim, Daejeon, KR;
Duck Hoe Kim, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); B32B 37/12 (2006.01); H01M 4/62 (2006.01); H01M 10/04 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 2/168 (2013.01); B32B 37/12 (2013.01); H01M 2/1646 (2013.01); H01M 2/1653 (2013.01); H01M 2/1686 (2013.01); H01M 4/622 (2013.01); H01M 10/04 (2013.01); H01M 10/0525 (2013.01);
Abstract
An electrode assembly for a secondary battery having reduced internal resistance while adhesion between a separator and an electrode is maintained and having improved electrolyte impregnation the electrode assembly including a separator having a processed area having undergone a corona discharging process and a non-processed area.