{
  "$type": "site.standard.document",
  "description": "A porous polyimide film has plural pores, in which an average flattening of the plural pores is within a range of 0.1 to 0.7, a coefficient of variation of a distance between adjacent pores is within a range of 0.10 to 0.40, and a front surface and aback surface communicate with each other through…",
  "path": "/patents/1294494",
  "publishedAt": "2021-07-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M2/1653",
    "FUJI XEROX CO., LTD."
  ],
  "textContent": "A porous polyimide film has plural pores, in which an average flattening of the plural pores is within a range of 0.1 to 0.7, a coefficient of variation of a distance between adjacent pores is within a range of 0.10 to 0.40, and a front surface and aback surface communicate with each other through the plural pores.",
  "title": "POROUS POLYIMIDE FILM, SECONDARY BATTERY SEPARATOR, AND SECONDARY BATTERY"
}