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:
Aug. 28, 2018
Filed:
Aug. 12, 2014
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventors:
Hiroshi Haruna, Tokyo, JP;
Shin Takahashi, Tokyo, JP;
Kazushige Kohno, Tokyo, JP;
Yasutaka Tanaka, Hamamatsu, JP;
Assignee:
HITACHI, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0567 (2010.01); H01M 10/052 (2010.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 2300/0025 (2013.01); H01M 2300/0037 (2013.01); Y02T 10/7011 (2013.01);
Abstract
Disclosed is an electrolyte solution used for a lithium secondary battery having high capacity, less undergoing aging deterioration of capacity, and also excellent in life characteristic. The electrolyte solution used for a lithium secondary battery contains a compound having a trivalent or higher boron formed by incorporation of a boroxine compound represented by (RO)(BO)in which R(s) each represent independently an organic group of 1 to 6 carbon atoms and LiPF, and a non-aqueous solvent.