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.:
Date of Patent:
Jun. 11, 2013
Filed:
Jun. 27, 2011
Applicants:
Yudai Kawasoe, Kyoto, JP;
Katsushi Nishie, Kyoto, JP;
Tomonori Kako, Kyoto, JP;
Shinya Kitano, Kyoto, JP;
Inventors:
Yudai Kawasoe, Kyoto, JP;
Katsushi Nishie, Kyoto, JP;
Tomonori Kako, Kyoto, JP;
Shinya Kitano, Kyoto, JP;
Assignee:
GS Yuasa International Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/40 (2006.01); H01M 10/056 (2010.01);
U.S. Cl.
CPC ...
Abstract
A non-aqueous electrolyte secondary battery is described, capable of inhibiting the raise of the internal resistance at a low temperature after use in a high-temperature circumstance, and having a good power performance at a low temperature. The non-aqueous electrolyte secondary battery has a non-aqueous electrolyte, and is characterized in containing a sulfate ester with a specific structure in an amount of 4.0 wt % or less relative to the total weight of the non-aqueous electrolyte.