{
  "$type": "site.standard.document",
  "description": "In the present invention, negative electrode active material particles for a nonaqueous electrolyte secondary battery which can suppress decrease of charging and discharging cycle characteristics, are each provided with: a composite particle that includes a silicate phase and silicon particles…",
  "path": "/patents/1306128",
  "publishedAt": "2021-12-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/386",
    "Panasonic Intellectual Property Management Co., Ltd."
  ],
  "textContent": "In the present invention, negative electrode active material particles for a nonaqueous electrolyte secondary battery which can suppress decrease of charging and discharging cycle characteristics, are each provided with: a composite particle that includes a silicate phase and silicon particles dispersed in the silicate phase; and a surface layer that covers the composite particle, wherein the surface layer includes a fluorine resin.",
  "title": "NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, NEGATIVE ELECTRODE, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY"
}