{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreiazgsdxe5333gfiev4jsvxgymb3oh4lcsgbrm2q2csnxg733enrqq"
    },
    "mimeType": "image/png",
    "size": 97974
  },
  "description": "The present invention relates to a method of preparing a positive electrode active material which includes the steps of forming a pre-sintered product by mixing a transition metal precursor having a nickel content of 70 atm% or more and a lithium raw material and performing primary sintering, and…",
  "path": "/patents/1400682",
  "publishedAt": "2025-01-08T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C01G53/04",
    "LG CHEMICAL LTD [KR]"
  ],
  "textContent": "The present invention relates to a method of preparing a positive electrode active material which includes the steps of forming a pre-sintered product by mixing a transition metal precursor having a nickel content of 70 atm% or more and a lithium raw material and performing primary sintering, and forming a lithium composite transition metal oxide by performing secondary sintering on the pre-sintered product, wherein the primary sintering is performed such that a ratio of a spinel phase of the pre-sintered product is in a range of 7% to 16%.",
  "title": "METHOD FOR MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL"
}