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:
May. 03, 2022
Filed:
Jun. 16, 2017
Daikin Industries, Ltd., Osaka, JP;
Hideo Sakata, Osaka, JP;
Kenzou Takahashi, Osaka, JP;
Hiroyuki Arima, Osaka, JP;
Shigeaki Yamazaki, Osaka, JP;
Shinichi Kinoshita, Osaka, JP;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Abstract
An electrolyte solution for an electrochemical device, such as a lithium secondary battery, or module. The electrolyte solution contains: a solvent that contains a fluorinated acyclic carbonate having a fluorine content of 33 to 70 mass %; at least one organosilicon compound selected from a compound represented by the formula (1): (R)—M—O—SiRRRand a compound represented by the formula (2): RRR—Si—F; a lithium salt (3) that contains an oxalato-complex as an anion; and a lithium salt (4) represented by the formula (4): LiMFO, where R, M, R, R, R, R, R, Rand Mare as defined herein.