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:
Jun. 21, 2022
Filed:
Jul. 06, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Hyung-Seok Han, Daejeon, KR;
Jae-Won Moon, Daejeon, KR;
Hyung-Kyun Yu, Daejeon, KR;
Ki-Hoon Paeng, Daejeon, KR;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/66 (2006.01); H01M 4/04 (2006.01); H01M 4/62 (2006.01);
U.S. Cl.
CPC ...
H01M 4/661 (2013.01); H01M 4/0404 (2013.01); H01M 4/622 (2013.01); H01M 4/667 (2013.01);
Abstract
Provided are a copper foil for a secondary battery, which has excellent oxidation resistance without having to use chromium and has excellent adhesion to an active material layer after being processed to an electrode current collector, a method of manufacturing the copper foil, and a secondary battery including the copper foil. In the copper foil for a secondary battery, a styrene butadiene rubber (SBR) layer is formed on a surface of an electro-deposited copper foil.