US 11,692,058 B2
Synthesis of functional polyurethanes and polyesters from biomass-derived monomers
Hochan Chang, Madison, WI (US); George W. Huber, Middleton, WI (US); and James A. Dumesic, Madison, WI (US)
Assigned to Wisconsin Alumni Research Foundation, Madison, WI (US)
Filed by Wisconsin Alumni Research Foundation, Madison, WI (US)
Filed on Feb. 26, 2021, as Appl. No. 17/186,744.
Prior Publication US 2022/0275151 A1, Sep. 1, 2022
Int. Cl. C08G 18/32 (2006.01); C08G 63/60 (2006.01); C08G 63/676 (2006.01); C08G 18/76 (2006.01); C08G 63/672 (2006.01)
CPC C08G 63/676 (2013.01) [C08G 18/3206 (2013.01); C08G 18/3218 (2013.01); C08G 18/7671 (2013.01); C08G 63/672 (2013.01)] 35 Claims
OG exemplary drawing
 
1. A method of making biomass-derived polymers, the method comprising:
reacting a first polyol wherein the first polyol is biomass-derived and comprises a Formula I compound selected from the group consisting of:

OG Complex Work Unit Chemistry
wherein dashed bonds are single or double bonds and R is selected from ═O or —OH;
with a comonomer selected from the group consisting of a diisocyanate or a dicarboxylic acid for a time, and at a temperature to yield a polymeric product.