{
  "$type": "site.standard.document",
  "description": "A rubber composition for a truck tire (1) is disclosed. The rubber composition comprises 70 phr to 95 phr of polyisoprene; 5 phr to 30 phr of a solution polymerized styrene butadiene rubber having a glass transition temperature of less than -40°C which is functionalized for the coupling to silica…",
  "path": "/patents/1394336",
  "publishedAt": "2025-05-21T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/00",
    "GOODYEAR TIRE & RUBBER [US]"
  ],
  "textContent": "A rubber composition for a truck tire (1) is disclosed. The rubber composition comprises 70 phr to 95 phr of polyisoprene; 5 phr to 30 phr of a solution polymerized styrene butadiene rubber having a glass transition temperature of less than -40°C which is functionalized for the coupling to silica; and 40 phr to 80 phr of a filler comprising predominantly silica. Also, a truck tire (1) is disclosed having a tread (10) and having said rubber composition in a radially outermost portion of its tread (10).",
  "title": "RUBBER COMPOSITION FOR A TRUCK TIRE"
}