{
  "$type": "site.standard.document",
  "description": "There is provided a rubber tire-tread composition comprising (A) a rubber component comprising 45% by mass or higher of one or more isoprene-based rubbers selected from the group consisting of natural rubbers and synthetic isoprene rubbers, and (B) one or more C5/C9-based petroleum resins selected…",
  "path": "/patents/928627",
  "publishedAt": "2017-04-05T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0016",
    "BRIDGESTONE CORP [JP]"
  ],
  "textContent": "There is provided a rubber tire-tread composition comprising (A) a rubber component comprising 45% by mass or higher of one or more isoprene-based rubbers selected from the group consisting of natural rubbers and synthetic isoprene rubbers, and (B) one or more C5/C9-based petroleum resins selected from the group consisting of aromatic-modified aliphatic petroleum resins and aliphatic-modified aromatic petroleum resins in an amount of 5 to 50 parts by mass, and (C) a fatty acid metal salt in an amount of 0.5 to 10 parts by mass of, both based on 100 parts by mass of the rubber component.",
  "title": "RUBBER TIRE-TREAD COMPOSITION AND PASSENGER-VEHICLE PNEUMATIC TIRE USING SAME"
}