{
  "$type": "site.standard.document",
  "description": "Provided are a positive electrode active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery including the same. The positive electrode active material for a rechargeable lithium battery includes a lithium nickel-based composite oxide…",
  "path": "/patents/1351767",
  "publishedAt": "2023-09-28T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/364",
    "Samsung SDI Co., Ltd."
  ],
  "textContent": "Provided are a positive electrode active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery including the same. The positive electrode active material for a rechargeable lithium battery includes a lithium nickel-based composite oxide, wherein the positive electrode active material is in a form of a secondary particle in which a plurality of primary particles are aggregated together and at least a portion of the primary particles are radially arranged, the secondary particle includes an inner portion and an outer portion, the inner portion of the secondary particle is a region from a center of the secondary particle to 50±5 length % of the total distance from the center to the surface of the secondary particle, and is a region in which primary particles and pores are irregularly arranged.",
  "title": "POSITIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY"
}