Understanding the electrolyte additive properties of lithium nonafluoro-tert-butoxide for its application in high-voltage LiNi0.5Mn1.5O4-graphite batteries

Binayak Roy; Urbi Pal; Jason John; Cuong Nguyen; Patrick C. Howlett; Mega Kar; Douglas R. MacFarlane

doi:10.1039/D4CC06496H

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Understanding the electrolyte additive properties of lithium nonafluoro-tert-butoxide for its application in high-voltage LiNi_0.5Mn_1.5O₄-graphite batteries†

Binayak Roy,

*^a Urbi Pal,^b Jason John,^a Cuong Nguyen,^a Patrick C. Howlett,^b Mega Kar

^b and Douglas R. MacFarlane

*^a

Author affiliations

* Corresponding authors

^a School of Chemistry, Monash University, Wellington Road, Clayton, VIC 3800, Australia
E-mail: binayak.roy@monash.edu, douglas.macfarlane@monash.edu

^b Institute for Frontier Materials, Deakin University, 221, Burwood Highway, Burwood, VIC, Australia

Abstract

A fluorinated lithium alkoxide salt, lithium nonafluoro-tert-butoxide, demonstrates higher stability on aluminium at high potential and shows improvement in the cycling performance of LNMO-graphite batteries (4.8 V) as the electrolyte additive.

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Article information

DOI: https://doi.org/10.1039/D4CC06496H
Article type: Communication
Submitted: 10 pro 2024
Accepted: 06 bře 2025
First published: 06 bře 2025

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Chem. Commun., 2025,61, 5974-5977

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Understanding the electrolyte additive properties of lithium nonafluoro-tert-butoxide for its application in high-voltage LiNi_0.5Mn_1.5O₄-graphite batteries

B. Roy, U. Pal, J. John, C. Nguyen, P. C. Howlett, M. Kar and D. R. MacFarlane, Chem. Commun., 2025, 61, 5974 DOI: 10.1039/D4CC06496H

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