{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreihjrao6d6ljzof3a3wmwk5wiulb3tf4o5ldnmoq7hstrzuvma3lgm"
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  "description": "Provided is a nonaqueous electrolyte secondary battery having excellent safety and charge/discharge cycle characteristics. The negative electrode active substance for a nonaqueous electrolyte secondary battery according to one embodiment of this disclosure contains an Si-containing compound…",
  "path": "/patents/1434969",
  "publishedAt": "2026-07-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C01B33/32",
    "Panasonic Energy Co., Ltd."
  ],
  "textContent": "Provided is a nonaqueous electrolyte secondary battery having excellent safety and charge/discharge cycle characteristics. The negative electrode active substance for a nonaqueous electrolyte secondary battery according to one embodiment of this disclosure contains an Si-containing compound material. The Si-containing compound material contains: base particles having Si microparticles dispersed in a base phase thereof, and GaN that coats the surface of the base particles.",
  "title": "NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY"
}