{
  "$type": "site.standard.document",
  "description": "The present invention provides, at low cost, a porous film that has high thermal dimensional stability and good adhesion to electrodes and also has excellent battery characteristics. A porous film comprising a porous base and a porous layer containing particles A disposed at least on one side…",
  "path": "/patents/1402133",
  "publishedAt": "2025-03-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C08F20/18",
    "TORAY INDUSTRIES [JP]"
  ],
  "textContent": "The present invention provides, at low cost, a porous film that has high thermal dimensional stability and good adhesion to electrodes and also has excellent battery characteristics. A porous film comprising a porous base and a porous layer containing particles A disposed at least on one side thereof, wherein the particles A contain a mixture including a polymer formed from a fluorine-containing (meth)acrylate monomer and a polymer formed from a (meth)acrylate monomer having a hydroxyl group or a copolymer including a fluorine-containing (meth)acrylate monomer and a (meth)acrylate monomer having a hydroxyl group, with the (meth)acrylate monomer having a hydroxyl group accounting for more than 2 mass% and 30 mass% or less of all components of the particles A, which account for 100 mass%.",
  "title": "POROUS FILM, SEPARATOR FOR SECONDARY BATTERY, AND SECONDARY BATTERY"
}