{
  "$type": "site.standard.document",
  "description": "Provide is a rubber composition which is improved in rolling resistance and abrasion resistance at the same time without reducing a wet grip performance, and the rubber composition is prepared by compounding 100 parts by mass of a rubber component containing 30 % by mass or more of polyisoprene…",
  "path": "/patents/945045",
  "publishedAt": "2016-04-13T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0016",
    "BRIDGESTONE CORP [JP]"
  ],
  "textContent": "Provide is a rubber composition which is improved in rolling resistance and abrasion resistance at the same time without reducing a wet grip performance, and the rubber composition is prepared by compounding 100 parts by mass of a rubber component containing 30 % by mass or more of polyisoprene with 2 to 200 parts by mass of carbon black having a hydrogen release rate of 0.2 % by mass or more and/or a ratio of a nitrogen adsorption specific surface area NSA and a cetyltributylammonium adsorption specific surface area CTAB, NSA/CTAB, of 1.2 to 1.5 and a nitrogen adsorption specific surface area NSA of 160 to 300 m/g.",
  "title": "RUBBER COMPOSITION"
}