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Recycling of All‐Solid‐State Li‐ion Batteries: A Case Study of the Separation of Individual Components Within a System Composed of LTO, LLZTO and NMC

Waidha, Aamir Iqbal ; Salihovic, Amila ; Jacob, Martine ; Vanita, Vanita ; Aktekin, Burak ; Brix, Kristina ; Wissel, Kerstin ; Kautenburger, Ralf ; Janek, Jürgen ; Ensinger, Wolfgang ; Clemens, Oliver (2023)
Recycling of All‐Solid‐State Li‐ion Batteries: A Case Study of the Separation of Individual Components Within a System Composed of LTO, LLZTO and NMC.
In: ChemSusChem, 16 (13)
doi: 10.1002/cssc.202202361
Article, Bibliographie

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Abstract

With the current global projection of over 130 million electric vehicles (EVs), there soon will be a need for battery waste management. Especially for all‐solid‐state lithium‐ion batteries (lithium ASSBs), aspects of waste management and circular economy have not been addressed so far. Within such ASSBs, the use of solid‐electrolytes like garnet‐type Li₆.₅La₃Zr₁.₅Ta₀.₅O₁₂ (LLZTO) may shift focus on strategies to recover not only the transition metal elements but also elements like La/Zr/Ta. In this work, we present a two‐step recycling approach using citric acid as the leaching agent to separate and recover the individual components of a model cell comprising of Li₄Ti₅O₁₂ (LTO) anode, Li₆.₅La₃Zr₁.₅Ta₀.₅O₁₂ (LLZTO) garnet electrolyte and LiNi₁/₃Mn₁/₃Co₁/₃O₂ (NMC) cathode. We observe that by adjusting the concentration of citric acid, it was possible to separate the materials from each other without strong mixing of individual phases and also to maintain their principle performance characteristics. Thus, the process developed has a potential for upscaling and can guide towards considering separation capability of battery components in the development of lithium ASSBs.

Item Type: Article
Erschienen: 2023
Creators: Waidha, Aamir Iqbal ; Salihovic, Amila ; Jacob, Martine ; Vanita, Vanita ; Aktekin, Burak ; Brix, Kristina ; Wissel, Kerstin ; Kautenburger, Ralf ; Janek, Jürgen ; Ensinger, Wolfgang ; Clemens, Oliver
Type of entry: Bibliographie
Title: Recycling of All‐Solid‐State Li‐ion Batteries: A Case Study of the Separation of Individual Components Within a System Composed of LTO, LLZTO and NMC
Language: English
Date: 2023
Place of Publication: Darmstadt
Publisher: Wiley-VCH
Journal or Publication Title: ChemSusChem
Volume of the journal: 16
Issue Number: 13
Collation: 13 Seiten
DOI: 10.1002/cssc.202202361
Corresponding Links:
Abstract:

With the current global projection of over 130 million electric vehicles (EVs), there soon will be a need for battery waste management. Especially for all‐solid‐state lithium‐ion batteries (lithium ASSBs), aspects of waste management and circular economy have not been addressed so far. Within such ASSBs, the use of solid‐electrolytes like garnet‐type Li₆.₅La₃Zr₁.₅Ta₀.₅O₁₂ (LLZTO) may shift focus on strategies to recover not only the transition metal elements but also elements like La/Zr/Ta. In this work, we present a two‐step recycling approach using citric acid as the leaching agent to separate and recover the individual components of a model cell comprising of Li₄Ti₅O₁₂ (LTO) anode, Li₆.₅La₃Zr₁.₅Ta₀.₅O₁₂ (LLZTO) garnet electrolyte and LiNi₁/₃Mn₁/₃Co₁/₃O₂ (NMC) cathode. We observe that by adjusting the concentration of citric acid, it was possible to separate the materials from each other without strong mixing of individual phases and also to maintain their principle performance characteristics. Thus, the process developed has a potential for upscaling and can guide towards considering separation capability of battery components in the development of lithium ASSBs.

Uncontrolled Keywords: lithium-ion batteries, solid-state batteries, recycling, garnet, circular economy
Identification Number: e202202361
Additional Information:

This article also appears in: Solid State Batteries

Classification DDC: 600 Technology, medicine, applied sciences > 660 Chemical engineering
Divisions: 11 Department of Materials and Earth Sciences
11 Department of Materials and Earth Sciences > Material Science
11 Department of Materials and Earth Sciences > Material Science > Material Analytics
Date Deposited: 02 Aug 2024 12:54
Last Modified: 02 Aug 2024 12:54
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