Sterol additive in asphalt pavement
AssigneesA.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
InventorsGerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
Life of this patent
Estimating the term…
Abstract
Pavement aging can be reduced by applying to an asphalt-containing pavement a topcoat layer or a surface treatment containing asphalt binder with sterols.
Claims29
1-20. (canceled)
A method of treating an existing asphalt pavement, said method comprising applying a surface treatment to a surface of the existing asphalt pavement, wherein the surface treatment comprises contacting the surface of the existing asphalt pavement with an applied emulsion composition comprising an asphalt binder and a sterol additive comprising an esterified plant sterol.
A method of treating an existing asphalt pavement, said method comprising surface treating a surface of the existing asphalt pavement, wherein the surface treatment comprises contacting the surface of the existing asphalt pavement with an applied surface treatment composition comprising an asphalt binder and a sterol additive comprising an esterified plant sterol.
Dependencies are inferred from the claim text.