{
  "$type": "site.standard.document",
  "description": "A nonaqueous electrolyte secondary battery which has a positive electrode containing lithium cobalt oxide as a positive active material, a negative electrode containing a graphite material and a nonaqueous electrolyte solution containing ethylene carbonate as a solvent and which is charged with an…",
  "path": "/patents/1066770",
  "publishedAt": "2006-06-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C01G51/42",
    "SANYO ELECTRIC CO [JP]"
  ],
  "textContent": "A nonaqueous electrolyte secondary battery which has a positive electrode containing lithium cobalt oxide as a positive active material, a negative electrode containing a graphite material and a nonaqueous electrolyte solution containing ethylene carbonate as a solvent and which is charged with an end-of-charge voltage of at least 4.3 V. Characteristically, thebatteryuses, as the positive active material, lithium cobalt oxide obtained by firing a mixture of a lithium salt, tricobalt tetraoxide (CoO) and a zirconium compound and having particle surfaces onto which the zirconium compound adheres.",
  "title": "NONAQUEOUS ELECTROLYTE SECONDARY BATTERY"
}