{
  "$type": "site.standard.document",
  "description": "A secondary battery includes a positive electrode; a negative electrode including a negative electrode active material layer including a negative electrode active material and a negative electrode conductive agent, and an electrolytic solution. The negative electrode active material includes a…",
  "path": "/patents/1261347",
  "publishedAt": "2020-05-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/131",
    "MURATA MANUFACTURING CO., LTD."
  ],
  "textContent": "A secondary battery includes a positive electrode; a negative electrode including a negative electrode active material layer including a negative electrode active material and a negative electrode conductive agent, and an electrolytic solution. The negative electrode active material includes a plurality of primary negative electrode active material particles and a plurality of secondary negative electrode active material particles, and the negative electrode active material includes a lithium titanium composite oxide.",
  "title": "SECONDARY BATTERY, BATTERY PACK, ELECTRICALLY DRIVEN VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC TOOL, AND ELECTRONIC DEVICE"
}