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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 10573921 B1

PDFFull Text
Date of Patent:
Feb. 25, 2020

Filed:

Dec. 02, 2015

Electrolyte for lithium secondary batteries with improved low temperature performance and lithium secondary battery including the same

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Eun Hye Kil, Daejeon, KR;

Jin Kyu Lee, Daejeon, KR;

Ki Tae Kim, Daejeon, KR;

Hyung Ku Yun, Daejeon, KR;

Hyeaeun Han, Daejeon, KR;

Assignee:

LG Chem, Ltd., , KR;

Attorney:

Lerner, David, Littenberg, Krumholz & Mentlik, LLP

Primary Examiner:

Sin J Lee

Int. Cl.
CPC ...
H01M 10/052 (2010.01); H01M 10/056 (2010.01); H01M 10/0525 (2010.01); H01M 10/0566 (2010.01); H01M 10/0569 (2010.01); H01M 4/36 (2006.01); H01M 4/525 (2010.01); H01M 4/58 (2010.01); C07C 69/22 (2006.01); C07D 317/36 (2006.01);
U.S. Cl.
CPC ...
H01M 10/052 (2013.01); C07C 69/22 (2013.01); C07D 317/36 (2013.01); H01M 4/364 (2013.01); H01M 4/525 (2013.01); H01M 4/5825 (2013.01); H01M 10/056 (2013.01); H01M 10/0525 (2013.01); H01M 10/0566 (2013.01); H01M 10/0569 (2013.01); H01M 2220/20 (2013.01); H01M 2300/0037 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7011 (2013.01);
Abstract

Disclosed are an electrolyte for lithium secondary batteries including 10 to 50% by weight of a cyclic carbonate compound, and 50 to 90% by weight of a linear ester compound, based on the total weight of a non-aqueous solvent, wherein a content of ethyl propionate of the linear ester compound is 20 to 60% by weight, based on the total weight of the non-aqueous solvent, and a lithium secondary battery including the electrolyte and exhibiting superior low-temperature characteristics.

Find Patent Forward Citations

Kil, Eun. (2020). Electrolyte for lithium secondary batteries with improved low temperature performance and lithium secondary battery including the same (U.S. Patent No. 10573921). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10573921

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

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