US 12,227,459 B2
Mixed waste plastics compatibilizers for asphalt
Elham Fini, Phoenix, AZ (US); Robert Allen, Golden, CO (US); Albert Hung, Tempe, AZ (US); and Matthew Green, Phoenix, AZ (US)
Assigned to Arizona Board of Regents on behalf of Arizona State University, Scottsdale, AZ (US); and Alliance for Sustainable Energy, LLC, Golden, CO (US)
Filed by Elham Fini, Phoenix, AZ (US); Robert Allen, Golden, CO (US); Albert Hung, Tempe, AZ (US); and Matthew Green, Phoenix, AZ (US)
Filed on Feb. 11, 2022, as Appl. No. 17/669,779.
Claims priority of provisional application 63/148,423, filed on Feb. 11, 2021.
Prior Publication US 2022/0267211 A1, Aug. 25, 2022
Int. Cl. C04B 26/26 (2006.01); C04B 18/20 (2006.01); C04B 24/12 (2006.01); C08J 11/28 (2006.01)
CPC C04B 26/26 (2013.01) [C04B 18/20 (2013.01); C04B 24/124 (2013.01); C08J 11/28 (2013.01); C08J 2367/02 (2013.01); C08J 2377/06 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An asphalt modifier comprising:
bitumen;
polyolefin particles; and
one or more alkyl terephthalamides represented by the following structure:

OG Complex Work Unit Chemistry
wherein each R is independently a C6 to C20 alkyl or C6-C20 carboxyalkyl, and at least one R is a C6 to C20 alkyl, and the polyolefin particles are dispersed throughout the bitumen.