{
  "$type": "site.standard.document",
  "description": "A pouch-type battery case according to an embodiment of the present invention may include: a cup part having a recessed shape; and a side disposed around at least a portion of the cup part. The cup part may include: a base surface; a plurality of circumferential surfaces; a plurality of die edges…",
  "path": "/patents/1391078",
  "publishedAt": "2026-02-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/105",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "A pouch-type battery case according to an embodiment of the present invention may include: a cup part having a recessed shape; and a side disposed around at least a portion of the cup part. The cup part may include: a base surface; a plurality of circumferential surfaces; a plurality of die edges connecting the plurality of circumferential surfaces and the side to each other and formed to be rounded; and a plurality of thickness edges connecting the plurality of circumferential surfaces to each other and formed to be rounded.In the pouch-type battery case, when a curvature radius of each of the die edges is Rd, and a curvature radius of each of the thickness edges is Rt, a conditional expression: Rd ≤ Rt < 3*Rd is satisfied.",
  "title": "POUCH-TYPE BATTERY CASE AND SECONDARY BATTERY INCLUDING THE SAME"
}