{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "An object of the present invention is to provide a tire having an improved overall performance of fuel efficiency, wet grip performance at the time of the tire being a new article, and wet grip performance after abrasion. The tire has a tread comprising three or more rubber layers, a complex…",
  "path": "/patents/1413111",
  "publishedAt": "2023-09-06T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C11/005",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "An object of the present invention is to provide a tire having an improved overall performance of fuel efficiency, wet grip performance at the time of the tire being a new article, and wet grip performance after abrasion. The tire has a tread comprising three or more rubber layers, a complex elastic modulus E* and a loss tangent tan δ of each of the rubber layers have predetermined relationship, and the third layer corresponding to the bottom part of the land part is formed asymmetrically in a tire width direction .",
  "title": "TIRE"
}