{
  "$type": "site.standard.document",
  "description": "A positive electrode sheet may comprise a positive electrode current collector and a positive electrode film layer having a single-layer structure or a multi-layer structure provided on at least one surface thereof; when the positive electrode film layer is of a single-layer structure, at least one…",
  "path": "/patents/1354000",
  "publishedAt": "2023-11-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/366",
    "CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED"
  ],
  "textContent": "A positive electrode sheet may comprise a positive electrode current collector and a positive electrode film layer having a single-layer structure or a multi-layer structure provided on at least one surface thereof; when the positive electrode film layer is of a single-layer structure, at least one positive electrode film layer may comprise both a first positive electrode active material and a second positive electrode active material; and/or, when the positive electrode film layer is of a multi-layer structure, at least one layer of the at least one positive electrode film layer may comprise both a first positive electrode active material and a second positive electrode active material; the first positive electrode active material may comprises an inner core containing LiMnAPRO, a first coating layer containing pyrophosphate MPOand phosphate XPOand covering the inner core, and a second coating layer containing carbon element and covering the first coating layer.",
  "title": "POSITIVE ELECTRODE SHEET, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND ELECTRICAL APPARATUS"
}