Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 12, 2012
Patent Application Number
12704185
Date Filed
February 11, 2010
Patent Citations Received
Patent Primary Examiner
Patent abstract
Methods of preparing a cross-linked, polymer-modified asphalt is provided. The method involves adding a crosslinking agent to asphalt prior to the addition of a crosslinkable polymer and an acid. Asphalt prepared by the disclosed methods exhibit improved properties such as properties measured by the Multiple Stress Creep Recovery (MSCR) test.
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