Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kazuhiko Inoue0
Daisuke Kawasaki0
Kazuaki Matsumoto0
Date of Patent
April 21, 2015
0Patent Application Number
140060360
Date Filed
February 25, 2013
0Patent Primary Examiner
Patent abstract
The present invention provides an electrolyte solution for a lithium ion secondary battery comprising 65 to 99% by volume of a phosphate ester compound, 0.01 to 30% by volume of a fluorinated carbonate compound, and 0.1 to 10% by volume of a halogenated phosphate ester compound and/or 0.1 to 30% by volume of a solvent having a specific dielectric constant of 15 or more, and a lithium ion secondary battery having the same.
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