{
  "$type": "site.standard.document",
  "description": "A sodium ion secondary battery that has high discharge capacity, excellent cycling characteristics, and excellent storage characteristics is provided. The present disclosure includes a carbonaceous material for a sodium ion secondary battery negative electrode. The carbon source of the carbonaceous…",
  "path": "/patents/1366588",
  "publishedAt": "2024-07-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/587",
    "KURARAY CO., LTD."
  ],
  "textContent": "A sodium ion secondary battery that has high discharge capacity, excellent cycling characteristics, and excellent storage characteristics is provided. The present disclosure includes a carbonaceous material for a sodium ion secondary battery negative electrode. The carbon source of the carbonaceous material is a plant, and the carbonaceous material has a BET specific surface area of 100 m/g or less.",
  "title": "SODIUM ION SECONDARY BATTERY USING CARBONACEOUS MATERIAL FOR SODIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE"
}