{
  "$type": "site.standard.document",
  "description": "A negative electrode active material including artificial graphite secondary particles comprising artificial graphite primary particles having an average particle diameter (D50) of 10 nm to 9 μm, said artificial graphite secondary particles being formed by granulating said artificial graphite…",
  "path": "/patents/1272223",
  "publishedAt": "2020-09-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/133",
    "LG CHEM, LTD."
  ],
  "textContent": "A negative electrode active material including artificial graphite secondary particles comprising artificial graphite primary particles having an average particle diameter (D50) of 10 nm to 9 μm, said artificial graphite secondary particles being formed by granulating said artificial graphite primary particles, wherein a value (V) obtained by dividing a minimum particle diameter (D) of the secondary particles by the average particle diameter (D) of the initial particles is 0.50 to 0.8, and a value (V) obtained by dividing the minimum particle diameter (D) of the secondary particles by an average particle diameter (D) of the secondary particles is 0.23 to 0.4.",
  "title": "NEGATIVE ELECTRODE ACTIVE MATERIAL, AND NEGATIVE ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING SAME"
}