US 12,129,373 B2
UV light activated self-healing asphalt binder and uses thereof
Sharareh Shirzad, Baton Rouge, LA (US); and Marwa M. Hassan, Baton Rouge, LA (US)
Assigned to BOARD OF SUPERVISORS OF LOUISIANA STATE UNIVERSITY AGRICULTURAL AND MECHANICAL COLLEGE, Baton Rouge, LA (US)
Filed by Sharareh Shirzad, Baton Rouge, LA (US); and Marwa M. Hassan, Baton Rouge, LA (US)
Filed on Jan. 31, 2022, as Appl. No. 17/589,490.
Claims priority of provisional application 63/143,694, filed on Jan. 29, 2021.
Prior Publication US 2022/0243040 A1, Aug. 4, 2022
Int. Cl. C08L 5/08 (2006.01); C08L 75/04 (2006.01); C08L 95/00 (2006.01)
CPC C08L 5/08 (2013.01) [C08L 75/04 (2013.01); C08L 95/00 (2013.01); C08L 2205/03 (2013.01); C08L 2555/82 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A self-healing asphalt binder composition comprising i) an asphalt binder, ii) an oxetane substituted polysaccharide, and iii) a prepolymer formed by separately reacting a polyol and a tri-functional isocyanate.