Patent ID: 11881582
Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 15:
16. The method according to claim 15, wherein
In step S1, pH of the solution of the lithium salt, the phosphate compound, the A salt, is adjusted to 4-6, and an oxidizing agent and a complexing agent are added to the aqueous solution for reaction, wherein
the A salt is one or more of a sulfate, a nitrate, or a chloride of iron, nickel, cobalt, or manganese;
the B salt is one or more of a nitrate, a chloride, or an acetate of vanadium, copper, molybdenum, titanium, tungsten, zinc, yttrium, zirconium, or magnesium;
the phosphate compound is one or more of phosphoric acid, ammonium dihydrogen phosphate, and diammonium hydrogen phosphate; or
the lithium salt is one or more of lithium oxalate, lithium hydroxide, and lithium acetate.