{
  "$type": "site.standard.document",
  "description": "The present invention provides a negative electrode active material including artificial graphite particle, wherein a thermal expansion coefficient measured by a specific method is in a range of 108 × 10/K to 150 × 10/K. The negative electrode active material of the present invention has excellent…",
  "path": "/patents/1400028",
  "publishedAt": "2026-01-28T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C01B32/20",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "The present invention provides a negative electrode active material including artificial graphite particle, wherein a thermal expansion coefficient measured by a specific method is in a range of 108 × 10/K to 150 × 10/K. The negative electrode active material of the present invention has excellent adhesion to an electrode, and has excellent processability and long-term cycle life characteristics accordingly, and the negative electrode including the negative electrode active material has high capacity and excellent initial efficiency.",
  "title": "NEGATIVE ACTIVE MATERIAL, AND NEGATIVE ELECTRODE AND SECONDARY BATTERY COMPRISING SAME"
}