{
  "$type": "site.standard.document",
  "description": "A pouch type secondary battery which comprises an electrode assembly; a battery case comprising an accommodation portion for accommodating the electrode assembly and a terrace portion formed along a perimeter of the accommodation portion; an electrode lead connected to the electrode assembly and…",
  "path": "/patents/1427303",
  "publishedAt": "2026-06-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B32B7/12",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "A pouch type secondary battery which comprises an electrode assembly; a battery case comprising an accommodation portion for accommodating the electrode assembly and a terrace portion formed along a perimeter of the accommodation portion; an electrode lead connected to the electrode assembly and protruding to the outside of the battery case via the terrace portion; a lead film disposed between the electrode lead and the battery case; and a gas guide film disposed between the electrode lead and the lead film, wherein the terrace portion comprises a sealing portion with a portion thereof sealed along the perimeter of the accommodation portion, and the lead film comprises inorganic particles is provided. The pouch type secondary battery includes inorganic particles in a gas permeable lead film, and may thus improve gas discharge performance.",
  "title": "POUCH-TYPE SECONDARY BATTERY"
}