Patents Assigned to LEHIGH TEHNOLOGIES, INC.
  • Functional group asphalt modifiers, methods of modifying asphalt, asphalt compositions and methods of making
    Patent number: 9884965
    Abstract: An asphalt additive comprising a primary rheology modifying component and a secondary rheology modifying component, and asphalt compositions and products having such additive incorporated therein. The primary rheology modifying component is generally a polymer, and the secondary rheology modifying component may comprise a petroleum micro-wax.
    Type: Grant
    Filed: June 15, 2014
    Date of Patent: February 6, 2018
    Assignee: LEHIGH TEHNOLOGIES, INC.
    Inventors: Premnathan Naidoo, Vernon Patrick Keating