{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
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    "mimeType": "image/png",
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  "description": "In a first aspect of the present invention, a tire tread (10) is provided, the tread having a circumferential tread cap (2) with circumferential grooves (5) and comprising a tread cap rubber compound for contacting the road when driving, wherein the tread cap rubber compound has a Shore A hardness…",
  "path": "/patents/1427899",
  "publishedAt": "2022-09-28T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C11/0058",
    "GOODYEAR TIRE & RUBBER [US]"
  ],
  "textContent": "In a first aspect of the present invention, a tire tread (10) is provided, the tread having a circumferential tread cap (2) with circumferential grooves (5) and comprising a tread cap rubber compound for contacting the road when driving, wherein the tread cap rubber compound has a Shore A hardness from 45 to 75. Moreover, the tread comprises at least one circumferential groove reinforcement (3) reinforcing at least a bottom portion of at least one of the grooves (5) and comprising a groove reinforcement rubber compound, wherein the groove reinforcement rubber compound has a Shore A hardness from 70 to 100. The tread also comprises a circumferential tread base layer (4) arranged radially inwards of the tread cap and comprising a tread base layer compound, wherein the tread base layer compound has a Shore A hardness from 15 to 60, and wherein the Shore A hardness of the tread cap compound is higher than the Shore A hardness of the tread base layer compound. In another aspect, the present invention relates to a tire comprising such a tread.",
  "title": "A TIRE TREAD AND A TIRE COMPRISING A TREAD"
}