{
  "$type": "site.standard.document",
  "description": "A production method of a positive electrode active material for a lithium-ion secondary battery includes a mixing step of mixing a nickel-containing material containing at least nickel, and a lithium compound, thereby preparing a raw material mixture; a firing step of firing the raw material…",
  "path": "/patents/1426608",
  "publishedAt": "2026-06-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/525",
    "SUMITOMO METAL MINING CO., LTD."
  ],
  "textContent": "A production method of a positive electrode active material for a lithium-ion secondary battery includes a mixing step of mixing a nickel-containing material containing at least nickel, and a lithium compound, thereby preparing a raw material mixture; a firing step of firing the raw material mixture in an oxidative atmosphere, thereby obtaining a fired product; and a boron adding step of spraying a boron-containing solution onto the fired product obtained in the firing step, the boron-containing solution containing a boron-containing material that is at least one selected from a boron simple substance and a boron-containing compound.",
  "title": "PRODUCTION METHOD OF POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY"
}