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. 28, 2016
Filed:
Aug. 08, 2011
Takayuki Taki, Tokyo, JP;
Yuyu Ohnuma, Tokyo, JP;
Hiroaki Watanabe, Tokyo, JP;
Atsuki Shibuya, Tokyo, JP;
Takayuki Taki, Tokyo, JP;
Yuyu Ohnuma, Tokyo, JP;
Hiroaki Watanabe, Tokyo, JP;
Atsuki Shibuya, Tokyo, JP;
ADEKA CORPORATION, Tokyo, JP;
Abstract
A non-aqueous electrolyte secondary battery has a negative electrode containing graphite particles as a negative electrode active material, a positive electrode containing a lithium-containing oxide of a transition metal or a lithium-containing phosphate of a transition metal as a positive electrode active material, and a non-aqueous electrolyte in which a lithium salt is dissolved in an organic solvent. The graphite particles have an exposed crystal face and are bonded with each other to be parallel to the orientation plane of each other, and the non-aqueous electrolyte contains a phosphate ester compound represented by the following general formula (1) to which an alkynyl group is bonded and/or an unsaturated phosphate ester compound represented by the following general formula (2):