US Patent No. 10,655,281

BINDER COMPOSITION FOR IMPROVED TACK COAT AND STRESS ABSORBING MEMBRANE INTERLAYER APPLICATION FOR ROAD CONSTRUCTION


Patent No. 10,655,281
Issue Date May 19, 2020
Title Binder Composition For Improved Tack Coat And Stress Absorbing Membrane Interlayer Application For Road Construction
Inventorship Anthony J. Kriech, Indianapolis, IN (US)
Marvin Exline, Terre Haute, IN (US)
James Joseph Cunningham, Greensburg, PA (US)
Andreas Redick Horton, Plainfield, IN (US)
Assignee Heritage Research Group, Indianapolis, IN (US)

Claim of US Patent No. 10,655,281

1. A non-tracking tack coat layer or stress absorbing membrane layer covering the entire width of a pavement surface, said tack coat layer or stress absorbing membrane comprising:an asphalt binder;
an elastomeric polymer,
a wax modifier; and
a filler selected from fumed silica and fumed alumina,
wherein the asphalt binder comprises about 85 to about 97 wt. % of the tack coat layer or stress absorbing membrane.