{
  "$type": "site.standard.document",
  "description": "Provided in the present application are a separator, a battery cell, a battery and an electrical apparatus. The separator includes a separator body and a polymer layer disposed on at least one surface of the separator body, wherein the polymer layer includes a fluoropolymer, the crystallinity of…",
  "path": "/patents/1377137",
  "publishedAt": "2025-11-27T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/426",
    "CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED"
  ],
  "textContent": "Provided in the present application are a separator, a battery cell, a battery and an electrical apparatus. The separator includes a separator body and a polymer layer disposed on at least one surface of the separator body, wherein the polymer layer includes a fluoropolymer, the crystallinity of the fluoropolymer as measured by using a differential scanning calorimetry method is X%, where 0",
  "title": "SEPARATOR, BATTERY CELL, BATTERY AND ELECTRICAL APPARATUS"
}