{
  "$type": "site.standard.document",
  "description": "The present invention provides a positive-electrode active material for non-aqueous secondary battery comprising a sodium transition metal composite oxide represented by Formula: Na x Fe 1-y M y O 2 , wherein 0.4 ¤ x ¤ 0.7, 0.25 ¤ y < 1.0, and M is at least one element selected from the group…",
  "path": "/patents/965480",
  "publishedAt": "2014-12-31T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C01G45/1228",
    "NICHIA CORP [JP]"
  ],
  "textContent": "The present invention provides a positive-electrode active material for non-aqueous secondary battery comprising a sodium transition metal composite oxide represented by Formula: Na x Fe 1-y M y O 2 , wherein 0.4 ¤ x ¤ 0.7, 0.25 ¤ y < 1.0, and M is at least one element selected from the group consisting of manganese, cobalt and nickel, the sodium transition metal composite oxide having a crystal structure substantially composed of P6 3 /mmc alone.",
  "title": "Positive-electrode active material for non-aqueous secondary battery and method for producing the same"
}