US 12,439,812 B2
Monomers for photovoltaic applications
Hualong Pan, Bartlesville, OK (US); and Laura Nielsen, Bartlesville, OK (US)
Assigned to Phillips 66 Company, Houston, TX (US)
Filed by PHILLIPS 66 COMPANY, Houston, TX (US)
Filed on Apr. 22, 2022, as Appl. No. 17/726,790.
Claims priority of provisional application 63/178,600, filed on Apr. 23, 2021.
Prior Publication US 2022/0372190 A1, Nov. 24, 2022
Int. Cl. H10K 85/10 (2023.01); C08F 228/06 (2006.01); H10K 85/60 (2023.01); H10K 30/50 (2023.01)
CPC H10K 85/113 (2023.02) [C08F 228/06 (2013.01); H10K 85/655 (2023.02); H10K 30/50 (2023.02)] 5 Claims
OG exemplary drawing
 
1. A method comprising:
combining

OG Complex Work Unit Chemistry
tris(dibenzylideneacetone)dipalladium(0), and tris(o-tolyl)phosphine to produce

OG Complex Work Unit Chemistry
and
combining

OG Complex Work Unit Chemistry
with n-bromosuccinimide and anhydrous tetrahydrofuran to produce the comonomer

OG Complex Work Unit Chemistry
wherein X1 and X2 are independently selected from the group consisting of: F, Cl, H, and combinations thereof; and
wherein R1 is independently selected from unsubstituted or substituted branched alkyls with 1 to 60 carbon atoms and unsubstituted or substituted linear alkyls with 1 to 60 carbon atoms.