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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.:

US 11121404 B1

PDFFull Text
Date of Patent:
Sep. 14, 2021

Filed:

Oct. 28, 2014

Gel polymer electrolyte and lithium secondary battery comprising the same

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Sung Hoon Yu, Daejeon, KR;

Kyung Mi Lee, Daejeon, KR;

Yoo Sun Kang, Daejeon, KR;

Jung Hoon Lee, Daejeon, KR;

Doo Kyung Yang, Daejeon, KR;

Assignee:

LG Chem, Ltd.;

Attorney:

Lerner, David, Littenberg, Krumholz & Mentlik, LLP

Primary Examiner:

Cynthia H Kelly

Assistant Examiner:

Aaron J Greso

Int. Cl.
CPC ...
H01M 10/0565 (2010.01); H01M 10/052 (2010.01); H01M 4/66 (2006.01); H01M 50/571 (2021.01); H01M 10/0567 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0565 (2013.01); H01M 4/667 (2013.01); H01M 10/052 (2013.01); H01M 50/571 (2021.01); H01M 10/0567 (2013.01); H01M 2220/30 (2013.01); H01M 2300/0082 (2013.01); H01M 2300/0085 (2013.01);
Abstract

The present disclosure relates to a gel polymer electrolyte including an imide salt, and a lithium secondary battery including the same and having a protective film formed on a cathode tab. Disclosed are a gel polymer electrolyte that allows the production of a secondary battery having excellent quality with no corrosion of a cathode, while using, as an electrolyte, an imide-based salt effective for improvement of output quality and high-temperature storability, as well as a secondary battery including the same.

Find Patent Forward Citations

Yu, Sung. (2021). Gel polymer electrolyte and lithium secondary battery comprising the same (U.S. Patent No. 11121404). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11121404

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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