Patent ID: 11958974
Assignee: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
Field: Civil engineering (Other fields)
Classification: CPC C  E  Y | IPC C  E

Claim 0:
1. A method of producing an asphalt product comprising:
providing an asphalt binder, wherein the binder is a vacuum tower distillation bottom;
providing a bio-oil blend comprising a mixture of a non-hydrogenated bio-oil and a partially hydrogenated bio-oil; and
mixing the asphalt binder with the bio-oil blend under conditions effective to produce an improved asphalt product having a shear stiffness of 0.20 kPa to 11,000 kPa at a temperature ranging from 25° C. to 85° C. and/or a viscosity of 0.15 Pa·s to 1.50 Pa·s at a temperature ranging from 120° C. to 165° C.