{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
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    "mimeType": "image/png",
    "size": 77793
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  "description": "A pneumatic tire includes a tread portion, a pair of sidewall portions, bead portions, and a carcass. At least one of the sidewall portions includes a first sidewall rubber arranged outside the carcass in a tire axial direction. The first sidewall rubber includes a different color rubber layer and…",
  "path": "/patents/1409043",
  "publishedAt": "2023-04-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0025",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "A pneumatic tire includes a tread portion, a pair of sidewall portions, bead portions, and a carcass. At least one of the sidewall portions includes a first sidewall rubber arranged outside the carcass in a tire axial direction. The first sidewall rubber includes a different color rubber layer and a barrier rubber layer. The different color rubber layer has a color different from a basic color of an outer surface of the at least one of the sidewall portions. At least a part of the different color rubber layer is exposed in the outer surface of the at least one of the sidewall portions. The barrier rubber layer is arranged between the different color rubber layer and the carcass. The barrier rubber layer includes a first portion having a rubber compounding to suppress migration of rubber compounding agents on the carcass side to the different color rubber layer.",
  "title": "PNEUMATIC TIRE"
}