Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy Markets

The growing demand for lithium, driven by its crucial role in energy storage technologies such as lithium-ion batteries for electric vehicles, renewable energy storage, and portable electronics, is intensifying the need for sustainable extraction methods. While lithium is sourced from both primary a...

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Main Authors: Agnieszka Sobianowska-Turek, Amelia Zielińska, Weronika Urbańska, Anna Mielniczek, Agnieszka Fornalczyk, Szymon Pawlak, Tomasz Małysa, Janusz Cebulski
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Energies
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Online Access:https://www.mdpi.com/1996-1073/18/2/398
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author Agnieszka Sobianowska-Turek
Amelia Zielińska
Weronika Urbańska
Anna Mielniczek
Agnieszka Fornalczyk
Szymon Pawlak
Tomasz Małysa
Janusz Cebulski
author_facet Agnieszka Sobianowska-Turek
Amelia Zielińska
Weronika Urbańska
Anna Mielniczek
Agnieszka Fornalczyk
Szymon Pawlak
Tomasz Małysa
Janusz Cebulski
author_sort Agnieszka Sobianowska-Turek
collection DOAJ
description The growing demand for lithium, driven by its crucial role in energy storage technologies such as lithium-ion batteries for electric vehicles, renewable energy storage, and portable electronics, is intensifying the need for sustainable extraction methods. While lithium is sourced from both primary and secondary resources, particularly from recycled materials, the recovery from spent lithium-ion batteries remains challenging. This article presents acidic reductive leaching as a promising alternative for lithium extraction from secondary sources and unconventional ores, emphasizing its potential benefits, such as higher recovery rates, faster processing, and adaptability to various waste materials. Notably, this method facilitates the selective recovery of lithium before cobalt and nickel, providing a strategic advantage. This study highlights the lack of optimization studies on leaching conditions (e.g., acid concentration, reducing agents, temperature, and time) that could maximize lithium recovery while minimizing environmental and economic costs. The article aims to investigate and optimize the parameters of acidic reductive leaching for more efficient lithium recovery. Additionally, the results contribute to the principles of the circular economy and sustainable supply chains in the energy sector, providing a method to reduce dependency on geopolitically constrained lithium resources and supporting the global energy transition toward cleaner energy solutions.
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institution Kabale University
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language English
publishDate 2025-01-01
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series Energies
spelling doaj-art-9d58b3fdd9e34a7fb78515d1266625c22025-01-24T13:31:21ZengMDPI AGEnergies1996-10732025-01-0118239810.3390/en18020398Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy MarketsAgnieszka Sobianowska-Turek0Amelia Zielińska1Weronika Urbańska2Anna Mielniczek3Agnieszka Fornalczyk4Szymon Pawlak5Tomasz Małysa6Janusz Cebulski7Department of Water and Wastewater Management and Waste Technology, Faculty of Environmental Engineering, Wroclaw University of Technology, 50-370 Wroclaw, PolandPoltegor Opencast Mining Institute, 51-616 Wroclaw, PolandDepartment of Water and Wastewater Management and Waste Technology, Faculty of Environmental Engineering, Wroclaw University of Technology, 50-370 Wroclaw, PolandDepartment of Water and Wastewater Management and Waste Technology, Faculty of Environmental Engineering, Wroclaw University of Technology, 50-370 Wroclaw, PolandDepartment of Production Engineering, Faculty of Materials Engineering, Silesian University of Technology, 40-019 Katowice, PolandDepartment of Production Engineering, Faculty of Materials Engineering, Silesian University of Technology, 40-019 Katowice, PolandDepartment of Production Engineering, Faculty of Materials Engineering, Silesian University of Technology, 40-019 Katowice, PolandDepartment of Production Engineering, Faculty of Materials Engineering, Silesian University of Technology, 40-019 Katowice, PolandThe growing demand for lithium, driven by its crucial role in energy storage technologies such as lithium-ion batteries for electric vehicles, renewable energy storage, and portable electronics, is intensifying the need for sustainable extraction methods. While lithium is sourced from both primary and secondary resources, particularly from recycled materials, the recovery from spent lithium-ion batteries remains challenging. This article presents acidic reductive leaching as a promising alternative for lithium extraction from secondary sources and unconventional ores, emphasizing its potential benefits, such as higher recovery rates, faster processing, and adaptability to various waste materials. Notably, this method facilitates the selective recovery of lithium before cobalt and nickel, providing a strategic advantage. This study highlights the lack of optimization studies on leaching conditions (e.g., acid concentration, reducing agents, temperature, and time) that could maximize lithium recovery while minimizing environmental and economic costs. The article aims to investigate and optimize the parameters of acidic reductive leaching for more efficient lithium recovery. Additionally, the results contribute to the principles of the circular economy and sustainable supply chains in the energy sector, providing a method to reduce dependency on geopolitically constrained lithium resources and supporting the global energy transition toward cleaner energy solutions.https://www.mdpi.com/1996-1073/18/2/398lithiumwaste recyclingLi-ion batteriesselective leaching
spellingShingle Agnieszka Sobianowska-Turek
Amelia Zielińska
Weronika Urbańska
Anna Mielniczek
Agnieszka Fornalczyk
Szymon Pawlak
Tomasz Małysa
Janusz Cebulski
Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy Markets
Energies
lithium
waste recycling
Li-ion batteries
selective leaching
title Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy Markets
title_full Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy Markets
title_fullStr Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy Markets
title_full_unstemmed Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy Markets
title_short Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy Markets
title_sort optimizing acidic reductive leaching for lithium recovery enhancing sustainable lithium supply for energy markets
topic lithium
waste recycling
Li-ion batteries
selective leaching
url https://www.mdpi.com/1996-1073/18/2/398
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