Green and Efficient Recovery of Mo, Ni, and V from Spent Residue Hydrotreating Catalysts with Deep Eutectic Solvents

Xinran Fu; Xiaoning Cao; Ruinian Xu; Ke Xu; Huandi Hou; Zijun Wang; Chengna Dai; Biaohua Chen

doi:10.1039/d5gc06009e

January 1, 2026Green Chemistry

Green and Efficient Recovery of Mo, Ni, and V from Spent Residue Hydrotreating Catalysts with Deep Eutectic Solvents

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Key Points

The aim is to explore the recovery of critical metals, specifically Mo, Ni, and V, from spent hydrotreating catalysts using deep eutectic solvents.
Utilized a series of deep eutectic solvents for extraction.
Analyzed the efficiency of metal recovery processes.
Conducted comparative studies with traditional recovery methods.
Successfully recovered significant amounts of Mo, Ni, and V.
Demonstrated higher efficiency compared to conventional methods.
Highlighted the environmental benefits of using deep eutectic solvents.

Implication

Demonstrates green recovery of critical metals in spent hydrotreating catalysts, indicating a sustainable solution for resource recycling.

Abstract

Spent residue hydrotreating catalysts represent a valuable secondary source of critical metals such as molybdenum (Mo), nickel (Ni), and vanadium (V). In this study, a series of deep eutectic solvents...

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Cite This Study

Fu et al. (2026) studied this question.

synapsesocial.com/papers/699a9dae482488d673cd3c74 https://doi.org/10.1039/d5gc06009e

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Green and Efficient Recovery of Mo, Ni, and V from Spent Residue Hydrotreating Catalysts with Deep Eutectic Solvents

Key Points

Implication

Abstract

Discussion

Cite This Study

Green and Efficient Recovery of Mo, Ni, and V from Spent Residue Hydrotreating Catalysts with Deep Eutectic Solvents

Key Points

Implication

Abstract

Discussion

Cite This Study

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