{
  "$type": "site.standard.document",
  "description": "A method for manufacturing a composite airtight layer () used in the composition of a tire () comprises: a film () made of thermoplastic material is heated such that the film is able to plastically deform; the film is deformed () with the aid of corrugating means, the thickness of the film () being…",
  "path": "/patents/1330957",
  "publishedAt": "2022-11-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C5/14",
    "COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN"
  ],
  "textContent": "A method for manufacturing a composite airtight layer () used in the composition of a tire () comprises: a film () made of thermoplastic material is heated such that the film is able to plastically deform; the film is deformed () with the aid of corrugating means, the thickness of the film () being in a range from 0.01 to 0.2 mm, and the film having corrugations with a pitch and amplitude chosen in a range from 0.1 to 10 mm so as to give the film a given elongation capacity; the film is cooled such that the corrugated film is no longer able to be plastically deformed; and the corrugated film is coated in a matrix () of elastomer material, so as to form a composite airtight layer ().",
  "title": "METHOD FOR MANUFACTURING AN AIRTIGHT LAYER USED IN THE COMPOSITION OF A TIRE"
}