ELECTROLYTE COMPOSITION WITH FLUORINATED ACYCLIC ESTER AND FLUORINATED CYCLIC CARBONATE

ELECTROLYTE COMPOSITION WITH FLUORINATED ACYCLIC ESTER AND FLUORINATED CYCLIC CARBONATE

An electrochemical cell comprises an anode, a cathode and an electrolyte composition, wherein the anode comprises as anode active material a combination of at least a carbon material and a silicon material; and the electrolyte composition comprises a solvent, from 0.5 wt. % to 70 wt. %, based on the...

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Bibliographische Detailangaben
Hauptverfasser: Moon, Eun-Ji, Lee, Hyun-Cheol, Won, Du-Hyun, Hwang, Hyung-Kwon, Lee, Jong-Hyun, Hough, Lawrence Alan
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:An electrochemical cell comprises an anode, a cathode and an electrolyte composition, wherein the anode comprises as anode active material a combination of at least a carbon material and a silicon material; and the electrolyte composition comprises a solvent, from 0.5 wt. % to 70 wt. %, based on the total weight of the electrolyte, of a fluorinated acyclic carboxylic acid ester compound, from 0.5 wt. % 10 wt. %, based on the total weight of the electrolyte, of a fluorinated cyclic carbonate compound; and an electrolyte salt.