{
  "$type": "site.standard.document",
  "description": "A lithium secondary battery according to the embodiments of the present disclosure comprises: a positive electrode comprising positive active material containing lithium metal oxide particles; a negative electrode facing the positive electrode; and a non-aqueous electrolyte solution comprising a…",
  "path": "/patents/1436093",
  "publishedAt": "2026-07-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/052",
    "SK ON CO LTD [KR]"
  ],
  "textContent": "A lithium secondary battery according to the embodiments of the present disclosure comprises: a positive electrode comprising positive active material containing lithium metal oxide particles; a negative electrode facing the positive electrode; and a non-aqueous electrolyte solution comprising a non-aqueous organic solvent, lithium salt, and an additive containing a difluorophosphite-based compound, the molar ratio of lithium in the lithium metal oxide particles to the overall metal excluding the lithium in the lithium metal oxide particles is 1.05 or greater.",
  "title": "LITHIUM SECONDARY BATTERY"
}