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.

Date of Patent:
Jan. 24, 2017

Filed:

Oct. 31, 2014
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Kyoung Ho Ahn, Daejeon, KR;

Jeong Woo Oh, Daejeon, KR;

Min Jung Kim, Daejeon, KR;

Doo Kyung Yang, Daejeon, KR;

Chul Haeng Lee, Daejeon, KR;

Yi Jin Jung, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/052 (2010.01); H01M 10/42 (2006.01); H01M 10/0567 (2010.01); H01M 2/16 (2006.01); H01M 4/62 (2006.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01); H01M 4/04 (2006.01); H01M 4/13 (2010.01); H01M 4/131 (2010.01); H01M 4/133 (2010.01); H01M 4/139 (2010.01); H01M 4/1391 (2010.01); H01M 4/1393 (2010.01);
U.S. Cl.
CPC ...
H01M 10/4235 (2013.01); H01M 2/1653 (2013.01); H01M 2/1666 (2013.01); H01M 2/1686 (2013.01); H01M 4/0404 (2013.01); H01M 4/13 (2013.01); H01M 4/62 (2013.01); H01M 10/052 (2013.01); H01M 10/0567 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/139 (2013.01); H01M 4/1391 (2013.01); H01M 4/1393 (2013.01); H01M 4/623 (2013.01); H01M 2300/0025 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7011 (2013.01);
Abstract

The present invention relates to a lithium secondary battery including a cathode, an anode, a separator disposed between the cathode and the anode, and a non-aqueous electrolyte. An ionomer is included in at least one element selected from the group consisting of the cathode, the anode, the separator, and the non-aqueous electrolyte.


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