{
  "$type": "site.standard.document",
  "description": "The present disclosure provides a tire having excellent enduring performance. The present disclosure relates to a tire including a tread containing a rubber composition, the rubber composition satisfying the following relationships 1) to 3) when measured within 180 days after vulcanization: 1)…",
  "path": "/patents/1407022",
  "publishedAt": "2026-03-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0016",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "The present disclosure provides a tire having excellent enduring performance. The present disclosure relates to a tire including a tread containing a rubber composition, the rubber composition satisfying the following relationships 1) to 3) when measured within 180 days after vulcanization: 1) Hso/Hsa × 100 ≥ 95 wherein Hso: hardness at room temperature, Hsa: hardness at room temperature after heat treatment at 80°C for 168 hours; 2) As/Ts × 100 ≤ 70 wherein Ts: sulfur content before acetone extraction, As: sulfur content after acetone extraction; and 3) Swell ≤ 330 wherein Swell: toluene swelling index.",
  "title": "TIRE"
}