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:
Apr. 18, 2017
Filed:
Sep. 11, 2014
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Dai Yamamoto, Kashiwazaki, JP;
Hidesato Saruwatari, Kashiwazaki, JP;
Masanori Tanaka, Kashiwazaki, JP;
Kazuya Kuriyama, Saku, JP;
Hideki Satake, Kashiwazaki, JP;
Hirotaka Hayashida, Kashiwazaki, JP;
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Abstract
A non-aqueous electrolyte secondary battery of an embodiment includes an exterior member, a negative electrode containing a titanium-containing oxide housed in the exterior member, a positive electrode housed in the exterior member, a separator housed in the exterior member and arranged between the positive electrode and the negative electrode, and a non-aqueous electrolyte solution housed in the exterior member. At least one type or more chain carbonates are contained in a solvent of the non-aqueous electrolyte solution. A self-diffusion coefficient of the chain carbonate in −20° C. is front 1.4×10to 2.0×10m/sec.