Sustainable Lithium Recovery from Spent LiFePO4 Cathode via K2S2O8 -Assisted Solid State Oxidation Through Mechanochemistry

Junhee Kim; Min Hyuk Choi; Dong Hoon Kim; Inji Choi; Yoo Sei Park; Kyeong-Ho Kim

doi:10.1039/d5nr04478b

January 1, 2026Nanoscale

Sustainable Lithium Recovery from Spent LiFePO4 Cathode via K2S2O8 -Assisted Solid State Oxidation Through Mechanochemistry

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Key Points

This research aims to develop an efficient method for lithium recovery from spent LiFePO4 cathodes using mechanochemistry.
Utilized potassium persulfate for lithium extraction.
Employed a mechanochemical process at 600 rpm.
Conducted experiments to optimize the extraction time.
Achieved nearly complete lithium recovery of ~99.6%.
Extraction process completed within 30 minutes.

Implication

Developed a rapid mechanochemical process for lithium extraction from spent LiFePO4 cathodes, suggesting efficient recycling methods.

Abstract

A rapid mechanochemical process using potassium persulfate (K2S2O8) was developed for lithium extraction from spent LiFePO4 cathodes. Nearly complete Li recovery (~99.6%) was achieved within 30 min at 600 rpm,...

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Cite This Study

Kim et al. (2026) studied this question.

synapsesocial.com/papers/69cd7a4e5652765b073a7475 https://doi.org/10.1039/d5nr04478b

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Sustainable Lithium Recovery from Spent LiFePO4 Cathode via K2S2O8 -Assisted Solid State Oxidation Through Mechanochemistry

Key Points

Implication

Abstract

Discussion

Cite This Study

Sustainable Lithium Recovery from Spent LiFePO4 Cathode via K2S2O8 -Assisted Solid State Oxidation Through Mechanochemistry

Key Points

Implication

Abstract

Discussion

Cite This Study

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