{
  "$type": "site.standard.document",
  "description": "The objective of the present disclosure is to provide a non-aqueous electrolyte secondary battery capable of suppressing an increase in man-hour for a compression process in the production of a negative electrode and also suppressing a deterioration in charge/discharge cycle characteristics. A…",
  "path": "/patents/1423865",
  "publishedAt": "2024-08-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/05",
    "PANASONIC IP MAN CO LTD [JP]"
  ],
  "textContent": "The objective of the present disclosure is to provide a non-aqueous electrolyte secondary battery capable of suppressing an increase in man-hour for a compression process in the production of a negative electrode and also suppressing a deterioration in charge/discharge cycle characteristics. A non-aqueous electrolyte secondary battery according to one embodiment of the present disclosure is provided with a negative electrode having a negative electrode active material layer, wherein: the negative electrode active material layer includes graphite particles A and graphite particles B as a negative electrode active material; the internal porosity of the graphite particles A is 5% or less, and the internal porosity of the graphite particles B is 8-20%; and the mass ratio of the graphite particles A to the graphite particles B is 70:30 to 90:10.",
  "title": "NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY"
}