摘要 |
<p>A process for the simultaneous electrolytic production of manganese dioxide and zinc from a mixture, preferably waste material consisting of spent batteries and other electronic components, containing various manganese oxides and zinc in various chemical forms, wherein the mixture is leached with an acidic solvent comprising tetrafluoroboric acid and preferably a reducing agent and boric acid, and subjected to an electrolysis in which zinc is plated on the cathode and manganese dioxide is plated on the anode.</p> |