METHOD FOR GENERATING A SOLUBILIZED TIRE RUBBER BITUMEN COMPOUND

A first method for generating a solubilized tire rubber bitumen compound is described. The first method begins by heating a first bitumen compound and a tire rubber compound to generate a bitumen wetted tire rubber mixture. The method includes adding a second bitumen compound to the bitumen wetted t...

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Hauptverfasser: Bruns, Joseph Randall, Hashemi, Hashem
Format: Patent
Sprache:eng
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Zusammenfassung:A first method for generating a solubilized tire rubber bitumen compound is described. The first method begins by heating a first bitumen compound and a tire rubber compound to generate a bitumen wetted tire rubber mixture. The method includes adding a second bitumen compound to the bitumen wetted tire rubber mixture to generate a fully wetted tire rubber bitumen mixture. The method then proceeds to generate a devulcanized fully wetted tire rubber bitumen mixture, which is heated with mixing to between 500° F. and 700° F. to generate the solubilized tire rubber bitumen compound. Additionally, a second method for generating a solubilized tire rubber bitumen compound is described. The second method includes heating a first bitumen compound and a tire rubber compound to generate a devulcanized tire rubber bitumen mixture. The devulcanized tire rubber bitumen mixture is heated to generate a bitumen wetted devulcanized tire rubber mixture. Then, a second bitumen compound is added to generate a fully wetted devulcanized tire rubber bitumen mixture, which is heated to between 500° F. and 700° F. to generate the solubilized tire rubber bitumen compound.