Recovery of cobalt from spent lithium-ion batteries using supercritical carbon dioxide extraction.
Recovery of cobalt from spent lithium-ion batteries using supercritical carbon dioxide extraction.
D. Bertuol,C. Machado,3 Authors,E. Tanabe
2016 · DOI: 10.1016/j.wasman.2016.03.009
Waste Management · 165 Citations
TLDR
The results show that at atmospheric pressure, cobalt leaching is favored by increasing the amount of H2O2, and the use of supercritical conditions enable extraction of more than 95wt% of the cobalt.