{
  "$type": "site.standard.document",
  "description": "A secondary battery including a terrace portion formed along a perimeter of an accommodation portion of an outer casing and having a sealing portion with a portion of a width thereof sealed a lead film disposed between and electrode lead and the outer casing, a gas guide portion disposed between…",
  "path": "/patents/1381491",
  "publishedAt": "2026-04-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/394",
    "LG Energy Solution, Ltd."
  ],
  "textContent": "A secondary battery including a terrace portion formed along a perimeter of an accommodation portion of an outer casing and having a sealing portion with a portion of a width thereof sealed a lead film disposed between and electrode lead and the outer casing, a gas guide portion disposed between the electrode lead and the lead film and including a permeable portion on an outer side of the sealing portion and a gas channel extending from the permeable portion toward the electrode assembly via the sealing portion. A reinforcing film on the lead film to covers a portion of the permeable portion. The reinforcing film includes an insertion portion occupying a portion of the width of the sealing portion, and the insertion portion is a region in which one end of the reinforcing film extends in an inward direction and is inserted between the outer casing and the lead film.",
  "title": "Pouch Type Secondary Battery"
}