{
  "$type": "site.standard.document",
  "description": "Provide is a rubber composition for sidewall which has excellent low-rolling resistance properties and can improve pass-by noise when applying the rubber composition for sidewall to a tire. Disclosed is a rubber composition for sidewall used for a sidewall portion of a tire, where a ratio of tanδ…",
  "path": "/patents/1411011",
  "publishedAt": "2026-03-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0025",
    "BRIDGESTONE CORP [JP]"
  ],
  "textContent": "Provide is a rubber composition for sidewall which has excellent low-rolling resistance properties and can improve pass-by noise when applying the rubber composition for sidewall to a tire. Disclosed is a rubber composition for sidewall used for a sidewall portion of a tire, where a ratio of tanδ at 0 °C to tanδ at 30 °C (0 °C tanδ/30 °C tanδ) is 2.00 or more.",
  "title": "RUBBER COMPOSITION FOR SIDEWALL AND TIRE"
}