{
  "$type": "site.standard.document",
  "description": "To provide an aqueous sodium ion secondary battery which can achieve a high electrochemical capacity as compared with a known sodium ion secondary battery having an aqueous electrolytic solution. An aqueous sodium ion secondary battery includes a cathode, an anode, an electrolytic solution and a…",
  "path": "/patents/1322629",
  "publishedAt": "2022-07-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/36",
    "KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION"
  ],
  "textContent": "To provide an aqueous sodium ion secondary battery which can achieve a high electrochemical capacity as compared with a known sodium ion secondary battery having an aqueous electrolytic solution. An aqueous sodium ion secondary battery includes a cathode, an anode, an electrolytic solution and a separator, wherein the cathode has at least a cathode active material containing at least a sodium transition metal polyanion represented by the formula NaMPOCO(M is at least one member selected from the group consisting of Fe, Mn, Ni and Co, and x is 0 or more and 2 or less), and the electrolytic solution is an aqueous electrolytic solution.",
  "title": "AQUEOUS SODIUM ION SECONDARY BATTERY"
}