{
  "$type": "site.standard.document",
  "description": "A new rubber blend (I), vulcanizable with sulfur and free of aromatic process oil, comprises (a) 50-95 phr (parts weight per 100 parts total weight of rubbers) cis-1,4-polyisoprene, (b) 5-50 phr polybutadiene of cis-1,4 content more than 90 mol. %, (c) at most 5 phr other diene rubber, (d) 3-30 phr…",
  "path": "/patents/1073069",
  "publishedAt": "2005-10-26T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0016",
    "CONTINENTAL AG [DE]"
  ],
  "textContent": "A new rubber blend (I), vulcanizable with sulfur and free of aromatic process oil, comprises (a) 50-95 phr (parts weight per 100 parts total weight of rubbers) cis-1,4-polyisoprene, (b) 5-50 phr polybutadiene of cis-1,4 content more than 90 mol. %, (c) at most 5 phr other diene rubber, (d) 3-30 phr mineral oil plasticizer(s) of polycyclic aromatic compound content less than 3 wt. % (determined with a dimethyl sulfoxide extract by the IP 346 method) and (e) 30-100 phr carbon black(s) of iodine absorption index 100-180 g/kg and DBP index 100-150 cm3> per 100 g.",
  "title": "Tires comprising a rubber composition"
}