{
  "$type": "site.standard.document",
  "description": "A method of preparing an organic solvent solution polymerization-prepared high molecular weight styrene/butadiene elastomer (H-SSBR) extended with a liquid styrene/butadiene polymer (LSBP) is disclosed which comprises, based on parts by weight per 100 parts by weight H-SSBR (phr): (A) providing a…",
  "path": "/patents/970031",
  "publishedAt": "2014-09-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/00",
    "GOODYEAR TIRE & RUBBER [US]"
  ],
  "textContent": "A method of preparing an organic solvent solution polymerization-prepared high molecular weight styrene/butadiene elastomer (H-SSBR) extended with a liquid styrene/butadiene polymer (LSBP) is disclosed which comprises, based on parts by weight per 100 parts by weight H-SSBR (phr): (A) providing a cement comprising 100 parts by weight of a high molecular weight styrene/butadiene elastomer (H-SSBR) prepared by polymerization of styrene and 1,3-butadiene monomers in an organic solvent wherein said cement comprises a polymerizate of said H-SSBR and said organic solvent and wherein said H-SSBR has a number average molecular weight in a range of from 200,000 to 1,000,000 grams/mole; and (B) providing 5 to 60 parts by weight of liquid styrene/1,3-butadiene polymer (LSBP) having a number average molecular weight in a range of from 1,000 to 50,000 grams/mole; and (C) recovering a composite comprising a blend of H-SSBR and LSBP by removing said organic solvent. Also, a respective rubber composition and a tire comprising such a rubber composition is disclosed.",
  "title": "Solution polymerization prepared styrene/butadiene elastomer containing liquid styrene/butadiene polymer and tire with component"
}