{
  "$type": "site.standard.document",
  "description": "The present invention provides a rubber composition for a tire tread, which is excellent in fuel efficiency and wet grip performance, without losing properties such as processability and mechanical strength, and a pneumatic tire comprising the rubber composition. [0002] Specifically, the present…",
  "path": "/patents/1086607",
  "publishedAt": "2004-06-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0016",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "The present invention provides a rubber composition for a tire tread, which is excellent in fuel efficiency and wet grip performance, without losing properties such as processability and mechanical strength, and a pneumatic tire comprising the rubber composition. [0002] Specifically, the present invention provides a rubber composition for a tire tread comprising 100 parts by weight of a rubber component containing at least 5 % by weight of natural rubber graft-copolymerized with an organic compound having an unsaturated bond and/or epoxidized natural rubber, and 5 to 150 parts by weight of carbon black and/or silica with a nitrogen-absorbing specific surface area of 100 to 300 m/g.",
  "title": "Rubber composition for tire tread and pneumatic tire using the same"
}