{
  "$type": "site.standard.document",
  "description": "The present invention relates to a pouch film laminate in which a base material layer; a gas barrier layer; and a sealant layer are sequentially laminated, wherein the sealant layer includes a first sealant layer including a polypropylene random copolymer and a second sealant layer including…",
  "path": "/patents/1427402",
  "publishedAt": "2026-06-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B32B15/08",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "The present invention relates to a pouch film laminate in which a base material layer; a gas barrier layer; and a sealant layer are sequentially laminated, wherein the sealant layer includes a first sealant layer including a polypropylene random copolymer and a second sealant layer including crosslinked polypropylene, and a degree of crosslinking of the second sealant layer is in a range of 52% to 80%.",
  "title": "POUCH FILM LAMINATE, POUCH-TYPE BATTERY CASE, AND POUCH-TYPE SECONDARY BATTERY"
}