Engineering Dry Electrode Manufacturing for Sustainable Lithium-Ion Batteries

Engineering Dry Electrode Manufacturing for Sustainable Lithium-Ion Batteries

2024 | Mohamed Djihad Bouguern, Anil Kumar Madikere Raghunatha Reddy, Xia Li, Sixu Deng, Harriet Laryea, and Karim Zaghib
The paper "Engineering Dry Electrode Manufacturing for Sustainable Lithium-Ion Batteries" by Mohamed Djihad Bouguern, Anil Kumar Madikere Raghunatha Reddy, Xia Li, Sixu Deng, Harriet Laryea, and Karim Zaghib, published in the Department of Chemical and Materials Engineering at Concordia University, reviews the advancements in dry electrode manufacturing for lithium-ion batteries (LIBs). The authors highlight the growing demand for energy storage, particularly in electric vehicles and stationary energy storage systems, and the challenges posed by the conventional wet electrode process, which is environmentally and financially costly. The review focuses on three solvent-free dry film techniques—extrusion, binder fibrillation, and dry spraying deposition—and their advantages over the wet process, including reduced production time, lower energy consumption, and reduced environmental impact. The dry processes are emphasized for their cost-effectiveness and large-scale production potential, with hot melting, extrusion, and binder fibrillation identified as critical methods. The paper also discusses the key parameters in electrode manufacturing, such as areal capacity, ionic tortuosity, and production suitability, and explores the disadvantages of the wet process, including high costs, environmental harm, and energy consumption. The authors conclude by detailing the status of LIBs, including cathode and anode materials, electrolytes, and separators, and provide a comprehensive overview of the dry electrode manufacturing process, highlighting its potential to enhance the sustainability and efficiency of LIB production.The paper "Engineering Dry Electrode Manufacturing for Sustainable Lithium-Ion Batteries" by Mohamed Djihad Bouguern, Anil Kumar Madikere Raghunatha Reddy, Xia Li, Sixu Deng, Harriet Laryea, and Karim Zaghib, published in the Department of Chemical and Materials Engineering at Concordia University, reviews the advancements in dry electrode manufacturing for lithium-ion batteries (LIBs). The authors highlight the growing demand for energy storage, particularly in electric vehicles and stationary energy storage systems, and the challenges posed by the conventional wet electrode process, which is environmentally and financially costly. The review focuses on three solvent-free dry film techniques—extrusion, binder fibrillation, and dry spraying deposition—and their advantages over the wet process, including reduced production time, lower energy consumption, and reduced environmental impact. The dry processes are emphasized for their cost-effectiveness and large-scale production potential, with hot melting, extrusion, and binder fibrillation identified as critical methods. The paper also discusses the key parameters in electrode manufacturing, such as areal capacity, ionic tortuosity, and production suitability, and explores the disadvantages of the wet process, including high costs, environmental harm, and energy consumption. The authors conclude by detailing the status of LIBs, including cathode and anode materials, electrolytes, and separators, and provide a comprehensive overview of the dry electrode manufacturing process, highlighting its potential to enhance the sustainability and efficiency of LIB production.
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[slides and audio] Engineering Dry Electrode Manufacturing for Sustainable Lithium-Ion Batteries