Efficient separation of electrode active materials and current collector metal foils from spent lithium-ion batteries by a green deep eutectic solvent
Yunhui Hua, Zhenghe Xu, Baojun Zhao, Zuotai Zhang
Abstract
The opposite electrostatic potential between the oxygen atoms on the carbonate ion and the hydrogen atoms on PVDF makes the potassium carbonate–ethylene glycol deep eutectic solvent suitable for electrode material separation.
Topics & Concepts
Eutectic systemEthylene carbonateLithium (medication)Deep eutectic solventElectrodeSolventInorganic chemistryEthylene glycolCurrent collectorAnodeMaterials scienceCarbonatePotassium carbonateMetalIonHydrogenChemistryElectrolyteAlloyOrganic chemistryMetallurgyEndocrinologyMedicinePhysical chemistryExtraction and Separation ProcessesAdvancements in Battery MaterialsAdvanced Battery Materials and Technologies