{
  "$type": "site.standard.document",
  "description": "Disclosed is a sodium ion battery comprising a positive electrode, a negative electrode, and a sodium ion nonaqueous electrolyte, wherein the negative electrode comprises a negative electrode active material and a negative electrode current collector made of aluminum or aluminum alloy. Also…",
  "path": "/patents/1005733",
  "publishedAt": "2012-02-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/054",
    "SUMITOMO CHEMICAL CO [JP]"
  ],
  "textContent": "Disclosed is a sodium ion battery comprising a positive electrode, a negative electrode, and a sodium ion nonaqueous electrolyte, wherein the negative electrode comprises a negative electrode active material and a negative electrode current collector made of aluminum or aluminum alloy. Also disclosed is use of the negative electrode current collector made of aluminum or aluminum alloy as a negative electrode current collector of a sodium ion secondary battery.",
  "title": "SODIUM ION BATTERY"
}