{
  "$type": "site.standard.document",
  "description": "The present invention provides a rubber composition for pneumatic tires for construction vehicles, which has low heat build-up, cut resistance, and moldability enhanced to or beyond conventional levels. This rubber composition is a rubber composition containing: from 20 to 40 parts by weight of…",
  "path": "/patents/956166",
  "publishedAt": "2015-11-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/00",
    "YOKOHAMA RUBBER CO LTD [JP]"
  ],
  "textContent": "The present invention provides a rubber composition for pneumatic tires for construction vehicles, which has low heat build-up, cut resistance, and moldability enhanced to or beyond conventional levels. This rubber composition is a rubber composition containing: from 20 to 40 parts by weight of carbon black, from 15 to 30 parts by weight of silica, from 2.0 to 3.5 parts by weight of sulfur, and a sulfur-containing silane coupling agent, per 100 parts by weight of diene rubber that contains from 80 to 100 wt.% of natural rubber, and from 20 to 0 wt.% of isoprene rubber; the total amount of sulfur in the sulfur and the sulfur-containing silane coupling agent being from 2.3 to 4.0 parts by weight.",
  "title": "RUBBER COMPOSITION FOR PNEUMATIC TIRES FOR CONSTRUCTION VEHICLES"
}