{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreicy2q6qqroupmp5h7lyee27hj747uee233ksgbgn2gltd5d5xfhka"
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  "description": "An object of the present invention is to provide a rubber composition for a sidewall having excellent conductivity, anti-spew cutting property and extrusion processability in good balance and assuring low production cost. The present invention provides a rubber composition for a sidewall comprising…",
  "path": "/patents/973597",
  "publishedAt": "2014-06-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/00",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "An object of the present invention is to provide a rubber composition for a sidewall having excellent conductivity, anti-spew cutting property and extrusion processability in good balance and assuring low production cost. The present invention provides a rubber composition for a sidewall comprising 2 to 15 parts by mass of a wet processed silica having a BET specific surface area of 70 to 250 m/g and 40 to 62 parts by mass of a carbon black having a BET specific surface area of 37 to 125 m/g based on 100 parts by mass of a diene rubber component, wherein the rubber composition does not contain a silane coupling agent, and has a volume resistivity of not more than 1×10Ω·cm",
  "title": "SIDEWALL RUBBER COMPOSITION AND TIRE USING SAME"
}