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US 11,732,108 B1Granted
Modified asphalt compositions containing dialkyl polysulfides
AssigneeAssociated Asphalt Partners, LLC
InventorRoger E. Hayner
Life of this patent
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Abstract
Modified asphalt compositions and methods of making same. The modified asphalt compositions include asphalt, a crosslinkable polymer, and a dialkyl polysulfide. The methods of making the compositions include blending a mixture of asphalt, a crosslinking polymer, and a dialkyl polysulfide, such as at a temperature of about 100-300° C.
Claims19
A modified asphalt composition comprising:
- asphalt;
- a crosslinkable polymer;
- and
- a dialkyl polysulfide, wherein the dialkyl polysulfide comprises a dialkyl octasulfide.
1 more element
Dependencies are inferred from the claim text.