{
  "$type": "site.standard.document",
  "description": "A composite current collector includes an insulating substrate and a conductive layer. the conductive layer is the one provided at both sides of the insulating substrate in a thickness direction of the insulating substrate; in a direction perpendicular to a thickness of the composite current…",
  "path": "/patents/1407538",
  "publishedAt": "2026-06-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/667",
    "CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED"
  ],
  "textContent": "A composite current collector includes an insulating substrate and a conductive layer. the conductive layer is the one provided at both sides of the insulating substrate in a thickness direction of the insulating substrate; in a direction perpendicular to a thickness of the composite current collector, the composite current collector includes an active material support region and a tab connection region, a thickness of an insulating substrate of the tab connection region is less than that of an insulating substrate of the active material support region; and a thickness of a conductive layer of the tab connection region is greater than that of a conductive layer of the active material support region.",
  "title": "Composite current collector, electrode sheet, battery, and electrical device"
}