Molten salt infiltration–oxidation synergistic controlled lithium extraction from spent lithium iron phosphate batteries: an efficient, acid free, and closed-loop strategy
Jiafeng Zhang, Jingtian Zou, Di He, Wenyang Hu, Dezhao Peng, Yong Li, Zaowen Zhao, Shubin Wang, Pengfei Li, Shilin Su, Keyi Ma, Xiaowei Wang
Abstract
Based on a molten salt Li extraction from spent LiFePO 4 , which constitutes a one-step preparation with a LiFePO 4 product, a closed-loop process was conducted to regenerate a spent LiFePO 4 cathode.
Topics & Concepts
Lithium iron phosphateMolten saltChemistryLithium (medication)Extraction (chemistry)Iron phosphateCathodeSalt (chemistry)PhosphateClosed loopInorganic chemistryElectrodeChromatographyElectrochemistryOrganic chemistryEndocrinologyMedicineEngineeringPhysical chemistryControl engineeringExtraction and Separation ProcessesAdvancements in Battery MaterialsRecycling and Waste Management Techniques