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:
Sep. 27, 2016
Filed:
Oct. 31, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Ji-Hye Park, Daejeon, KR;
Song-Taek Oh, Daejeon, KR;
Su-Rim Lee, Daejeon, KR;
Jung-Seok Choi, Daejeon, KR;
Hyeok-Moo Lee, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/04 (2006.01); H01M 10/12 (2006.01); H01M 10/14 (2006.01); H01M 2/16 (2006.01); H01M 10/0525 (2010.01); H01M 10/0585 (2010.01);
U.S. Cl.
CPC ...
H01M 2/1686 (2013.01); H01M 2/166 (2013.01); H01M 2/1646 (2013.01); H01M 10/045 (2013.01); H01M 10/0459 (2013.01); H01M 10/0525 (2013.01); H01M 10/0585 (2013.01); H01M 2220/30 (2013.01); Y02E 60/122 (2013.01);
Abstract
The present disclosure provides an electrode assembly comprising a plurality of unit cells, each unit cell having a full-cell or a bi-cell structure comprising a cathode, an anode, and a first separator interposed between the cathode and the anode, and the plurality of unit cells being stacked by surrounding each unit cell with a second separator, wherein the second separator has an average pore diameter (d) larger than the average pore diameter (d) of the first separator in the unit cells.