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. 12, 2019
Filed:
Sep. 02, 2016
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 2/10 (2006.01); H01M 10/052 (2010.01); H01M 10/0587 (2010.01); H01M 2/14 (2006.01); H01M 10/04 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 2/166 (2013.01); H01M 2/10 (2013.01); H01M 2/145 (2013.01); H01M 2/168 (2013.01); H01M 10/0431 (2013.01); H01M 10/052 (2013.01); H01M 10/0587 (2013.01); H01M 10/0525 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7011 (2013.01);
Abstract
The present invention relates to a jelly-roll type electrode assembly comprising: a sheet-like positive electrode; a sheet-like negative electrode; and a separator which is interposed between the positive electrode and the negative electrode, and which includes a first adhesive coating part and a second adhesive coating part formed on a first surface of a sheet-like porous substrate, and a third adhesive coating part formed on a second surface which is the opposite surface to the first surface, wherein the first adhesive coating part and the second adhesive coating part have different tack strength from each other.