{
  "$type": "site.standard.document",
  "description": "The present invention relates to a method of preparing a positive electrode active material for a secondary battery which includes preparing a positive electrode active material precursor containing 60 mol% or more of nickel (Ni) among total metals, mixing the positive electrode active material…",
  "path": "/patents/1417328",
  "publishedAt": "2024-08-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C01G53/42",
    "LG CHEMICAL LTD [KR]"
  ],
  "textContent": "The present invention relates to a method of preparing a positive electrode active material for a secondary battery which includes preparing a positive electrode active material precursor containing 60 mol% or more of nickel (Ni) among total metals, mixing the positive electrode active material precursor and a lithium raw material source and performing primary pre-sintering in an oxidizing atmosphere to form a pre-sintered product, and performing secondary main sintering on the pre-sintered product in an air atmosphere to form a lithium transition metal oxide.",
  "title": "METHOD OF PREPARING POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY"
}