{
  "$type": "site.standard.document",
  "description": "A non-aqueous electrolyte secondary battery, wherein a negative electrode includes a negative electrode mixture layer having a thickness T and a negative electrode current collector, the negative electrode active material includes carbon and Si-containing materials, wherein when the negative…",
  "path": "/patents/1319188",
  "publishedAt": "2022-06-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/386",
    "Panasonic Intellectual Property Management Co., Ltd."
  ],
  "textContent": "A non-aqueous electrolyte secondary battery, wherein a negative electrode includes a negative electrode mixture layer having a thickness T and a negative electrode current collector, the negative electrode active material includes carbon and Si-containing materials, wherein when the negative electrode mixture layer is divided into a first region having a thickness of T/2 on the surface side of the negative electrode and a second region having a thickness of T/2 on the negative electrode collector side, a mass ratio of the first to the second composite material contained in the first region is >1, a mass ratio of the first composite to the second composite material contained in the second region is",
  "title": "NONAQUEOUS ELECTROLYTE SECONDARY BATTERY"
}