{
  "$type": "site.standard.document",
  "description": "Provided is a separator for a non-aqueous secondary battery containing a porous substrate using a polyolefin porous film; and a heat-resistant porous layer that is provided only on one side of the porous substrate, and that contains a heat-resistant resin and a filler, in which a TD elastic modulus…",
  "path": "/patents/1317697",
  "publishedAt": "2022-05-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/489",
    "TEIJIN LIMITED"
  ],
  "textContent": "Provided is a separator for a non-aqueous secondary battery containing a porous substrate using a polyolefin porous film; and a heat-resistant porous layer that is provided only on one side of the porous substrate, and that contains a heat-resistant resin and a filler, in which a TD elastic modulus of the porous substrate is from 1.2 GPa to 5.0 GPa.",
  "title": "SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY"
}