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Di-CF3-EC, solvent for electrolytes Li- based batteries

Summary

The invention describes an additive for electrolytes for use in lithium-ion batteries.

Technology Benefits

High oxidation stability
Reduced safety risk

Technology Application

Lithium ion batteries are widely used as mobile energy storage.

Detailed Technology Description

The substance cis-4,5-bis (trifluoromethyl) -1,3-dioxolan-2-one according to the invention makes it possible to use the solvent propylene carbonate, which results in a reduced safety risk compared to conventional ethylene carbonate-based liquid electrolytes. The additive improves SEI formation and has high oxidation stability.

Type of Cooperation

Licensing

Application Date

25/05/2012 00:00:00

Application No.

DE201210104567 20120525

Classes

- international:
H01M10/052; H01M10/0569
- cooperative:
H01M10/052; H01M10/0569; H01M2300/0034; H01M2300/0037

Others

Patent application

ID No.

3237

Country/Region

Germany

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