Organic Electrolytes Recycling From Spent Lithium‐Ion Batteries

Abstract: Lithium‐ion batteries (LIBs) are regarded to be the most promising electrochemical energy storage device for portable electronics as well as electrical vehicles. However, due to their limited‐service life, tons of spent LIBs are expected to be produced in the recent years. Suitable recycling technology is therefore becoming more and more important as improper treatment of spent LIBs, especially the aged organic electrolyte, can cause severe environmental pollution and threats to human health. The organic solvents and high concentration of lithium salts in aged electrolytes are always sensitive toward water and air, which would easily hydrolyze and decompose into toxic fluorine‐containing compounds, leading to severe fluorine pollution of the surrounding environment. Hence, recycling aged electrolytes from spent LIBs is an efficient way to avoid this potential risk to the environment. However, several issues inhibit the realization of electrolyte recycling, including the volatile, inflammable, and toxic nature of the electrolytes, the difficulty to extract electrolytes from the electrodes and separators, and various electrolyte compositions inside LIBs from different applications and companies. Herein, the current progress in recycling methods for aged electrolytes from spent LIBs is summarized and perspectives on future development of electrolyte recycling are presented.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Organic Electrolytes Recycling From Spent Lithium‐Ion Batteries ; day:11 ; month:06 ; year:2022 ; extent:10
Global challenges ; (11.06.2022) (gesamt 10)

Creator
Zhang, Ruihan
Shi, Xingyi
Esan, Oladapo Christopher
An, Liang

DOI
10.1002/gch2.202200050
URN
urn:nbn:de:101:1-2022061115130316813110
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:37 AM CEST

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Associated

  • Zhang, Ruihan
  • Shi, Xingyi
  • Esan, Oladapo Christopher
  • An, Liang

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