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:
Jul. 21, 2015

Filed:

Aug. 05, 2011
Applicants:

Sae-weon Roh, Yongin-si, KR;

Yong-chul Park, Yongin-si, KR;

Sung-soo Kim, Yongin-si, KR;

So-hyun Hur, Yongin-si, KR;

In-haeng Cho, Yongin-si, KR;

Inventors:

Sae-Weon Roh, Yongin-si, KR;

Yong-Chul Park, Yongin-si, KR;

Sung-Soo Kim, Yongin-si, KR;

So-Hyun Hur, Yongin-si, KR;

In-Haeng Cho, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 10/052 (2010.01); H01M 4/36 (2006.01); H01M 10/0562 (2010.01); H01M 10/0565 (2010.01); H01M 10/0525 (2010.01); H01M 4/62 (2006.01); H01M 4/131 (2010.01);
U.S. Cl.
CPC ...
H01M 10/052 (2013.01); H01M 4/366 (2013.01); H01M 10/0562 (2013.01); H01M 10/0565 (2013.01); H01M 2/16 (2013.01); H01M 4/131 (2013.01); H01M 4/628 (2013.01); H01M 10/0525 (2013.01); H01M 2300/0045 (2013.01); Y02E 60/122 (2013.01); Y10T 29/49115 (2015.01);
Abstract

A positive electrode protective layer composition of a rechargeable lithium battery includes a polymer compound and an ionic liquid including a borate-based anion. A rechargeable lithium battery includes the positive electrode protective layer. A method of manufacturing the same is also provided.


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