{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "The present invention relates to a method of preparing a lithium secondary battery which may effectively perform pre-lithiation, wherein, according to the present invention, a closed square band-shaped lithium foil having an opening formed at a center thereof is prepared during the preparation of…",
  "path": "/patents/1418613",
  "publishedAt": "2026-03-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/049",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "The present invention relates to a method of preparing a lithium secondary battery which may effectively perform pre-lithiation, wherein, according to the present invention, a closed square band-shaped lithium foil having an opening formed at a center thereof is prepared during the preparation of the lithium secondary battery, and a negative electrode is disposed in the opening of the lithium foil, but pre-lithiation of the negative electrode may be performed without a separate pre-lithiation process by disposing the negative electrode and the lithium foil so as not to overlap with each other and disposing a negative electrode tab so as to be in contact with the lithium foil.",
  "title": "METHOD OF PREPARING LITHIUM SECONDARY BATTERY"
}