Novel electrolyte for lithium ion batteries: Lithum tetrafluorooxalatophosphate (LiPF4C2O4)

Document Type

Conference Proceeding

Date of Original Version

11-23-2009

Abstract

A novel salt for lithium ion battery electrolytes, lithium tetrafluorooxalatophosphate (LiPF4(C2O4)), has been prepared and investigated. The conductivity, electrochemical stability, and cycling performance of 1.0 M LiPF4(C2O4) in 1:1:1 ethylene carbonate:dimethyl carbonate:diethyl carbonate are comparable to the industry standard LiPF6 electrolyte. However, the LiPF 4(C2O4) electrolyte has much better thermal stability. LiPF4(C2O4) electrolytes are a promising alternative for lithium ion batteries. ©The Electrochemical Society.

Publication Title, e.g., Journal

ECS Transactions

Volume

16

Issue

35

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