Patent ID: 11949102
Assignee: SUMITOMO METAL MINING CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  C  Y | IPC C  H

Claim 8:
9. The method for manufacturing a positive electrode active material precursor for a nonaqueous electrolyte secondary battery according to claim 8, wherein the coating step is at least one step selected from
a step of adding an aqueous solution containing the additional element to a first slurry in which the positive electrode active material precursor is suspended, and causing the additional element to precipitate on a surface of the positive electrode active material precursor;
a step of spray drying a second slurry in which the positive electrode active material precursor and a compound containing the additional element are suspended; and
a step of mixing together the positive electrode active material precursor and the compound containing the additional element by a solid phase method.