US Patent:
20190058221, Feb 21, 2019
Inventors:
- Brussels, BE
Stephen MANZO - Haddonfield NJ, US
International Classification:
H01M 10/0569
H01M 10/0567
H01M 10/0525
H01M 10/0568
Abstract:
Disclosed herein are non-aqueous electrolyte compositions comprising a fluorinated solvent, a carbonate co-solvent, at least one 2-furanone derivative, and at least one electrolyte salt. In some embodiments, the electrolyte compositions further comprise a cyclic sulfate. The fluorinated solvent may be a fluorinated acyclic carboxylic acid ester, a fluorinated acyclic carbonate, a fluorinated acyclic ether, or combinations thereof. The electrolyte compositions are useful in electrochemical cells, such as lithium ion batteries.