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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 8986881 B1

PDFFull Text
Date of Patent:
Mar. 24, 2015

Filed:

Jan. 11, 2013

Energy storage element, method of producing energy storage element, and non-aqueous electrolyte

Applicant:

Gs Yuasa International Ltd., Kyoto, JP;

Inventors:

Tomonori Kako, Kyoto, JP;

Sumio Mori, Kyoto, JP;

Kenta Nakai, Kyoto, JP;

Akihiko Miyazaki, Kyoto, JP;

Assignee:

GS Yuasa International Ltd., Kyoto, JP;

Attorney:

Rankin, Hill & Clark LLP

Primary Examiner:

Jonathan Jelsma

Int. Cl.
CPC ...
H01M 10/26 (2006.01); H01M 10/0567 (2010.01); H01M 4/131 (2010.01); H01M 10/056 (2010.01); H01M 4/505 (2010.01); H01M 4/133 (2010.01); H01M 4/1391 (2010.01); H01M 4/1393 (2010.01); H01M 10/0525 (2010.01); H01M 10/44 (2006.01);
U.S. Cl.
CPC ...
H01M 10/056 (2013.01); H01M 4/505 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/1391 (2013.01); H01M 4/1393 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 10/44 (2013.01); Y02E 60/122 (2013.01);
Abstract

An energy storage element, wherein a non-aqueous electrolyte contains lithium difluorobis(oxalato)phosphate that is a first additive represented by Formula (1): andlithium tetrafluorooxalatophosphate that is a second additive represented by Formula (2): wherein the amount of the first additive to be added is not less than 0.3% by weight and not more than 1.0% by weight based on the total weight of the non-aqueous electrolyte, and the amount of the second additive to be added is not less than 0.05 times and not more than 0.3 times the amount of the first additive to be added.

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Kako, Tomonori. (2015). Energy storage element, method of producing energy storage element, and non-aqueous electrolyte (U.S. Patent No. 8986881). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8986881

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