{
  "$type": "site.standard.document",
  "description": "A positive electrode active material includes a lithium nickel-based oxide having the content of nickel (Ni) ranging from about 50 mol % to 70 mol % among total transition metals, and a coating layer formed on a surface of the lithium nickel-based oxide and including cobalt (Co) and lithium (Li)…",
  "path": "/patents/1426455",
  "publishedAt": "2026-06-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C01G53/504",
    "LG Energy Solution, Ltd."
  ],
  "textContent": "A positive electrode active material includes a lithium nickel-based oxide having the content of nickel (Ni) ranging from about 50 mol % to 70 mol % among total transition metals, and a coating layer formed on a surface of the lithium nickel-based oxide and including cobalt (Co) and lithium (Li). The coating layer has a form including both dot-shaped and film-shaped phases, and the weight ratio of lithium (Li) to cobalt (Co) in the positive electrode active material ranges from about 5 to 20.",
  "title": "Positive Electrode Active Material, Method for Producing the Same, and Positive Electrode and Lithium Secondary Battery Including the Same"
}