{
  "$type": "site.standard.document",
  "description": "A metal foil includes a core portion that has a first side and a second side located opposite to the first side and is made of a metal material, and a cladding portion that is located on at least one side of the core portion and contains zinc as a base material, wherein, when each of the two sides…",
  "path": "/patents/1381858",
  "publishedAt": "2026-04-30T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/667",
    "MITSUI MINING & SMELTING CO., LTD."
  ],
  "textContent": "A metal foil includes a core portion that has a first side and a second side located opposite to the first side and is made of a metal material, and a cladding portion that is located on at least one side of the core portion and contains zinc as a base material, wherein, when each of the two sides of the metal foil is individually subjected to X-ray diffraction measurement, the intensity ratio of the peak intensity Sof a peak derived from the (002) plane of zinc to the peak intensity Sof a peak derived from the (101) plane of zinc is 1.01 or more on each side.",
  "title": "METAL FOIL"
}