{
  "$type": "site.standard.document",
  "description": "A positive electrode includes at least a positive electrode current collector and a positive electrode active material layer. The positive electrode active material layer is formed on a surface of the positive electrode current collector. The positive electrode current collector includes an…",
  "path": "/patents/1327657",
  "publishedAt": "2022-09-22T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/661",
    "TOYOTA JIDOSHA KABUSHIKI KAISHA"
  ],
  "textContent": "A positive electrode includes at least a positive electrode current collector and a positive electrode active material layer. The positive electrode active material layer is formed on a surface of the positive electrode current collector. The positive electrode current collector includes an aluminum foil and a porous film. The porous film covers a surface of the aluminum foil. The porous film contains at least aluminum oxide. The porous film has a thickness not smaller than 10 nm and not greater than 800 nm. The porous film has a dynamic hardness not lower than 5 and not higher than 200.",
  "title": "POSITIVE ELECTRODE, LITHIUM-ION SECONDARY BATTERY, AND METHOD OF PRODUCING POSITIVE ELECTRODE"
}