US 11,718,805 B2
CO2-philic crosslinked polyethylene glycol-based membranes for acid and sour gas separations
Benjamin James Sundell, Arlington, MA (US); John Alden Lawrence, III, Cambridge, MA (US); Seth A. Sharber, Watertown, MA (US); Sibo Lin, Arlington, MA (US); and Daniel J. Harrigan, Somerville, MA (US)
Assigned to Saudi Arabian Oil Company, Dhahran (SA)
Filed by Saudi Arabian Oil Company, Dhahran (SA)
Filed on Jan. 4, 2021, as Appl. No. 17/140,386.
Prior Publication US 2022/0213399 A1, Jul. 7, 2022
Int. Cl. B01D 53/22 (2006.01); C10L 3/10 (2006.01); B01D 67/00 (2006.01); B01D 69/02 (2006.01); B01D 71/52 (2006.01); B01J 31/24 (2006.01); C08F 290/06 (2006.01)
CPC C10L 3/104 (2013.01) [B01D 53/228 (2013.01); B01D 67/0006 (2013.01); B01D 67/009 (2013.01); B01D 67/0095 (2013.01); B01D 69/02 (2013.01); B01D 71/52 (2013.01); B01J 31/2452 (2013.01); C08F 290/062 (2013.01); C10L 3/103 (2013.01); B01D 2323/30 (2013.01); B01D 2323/345 (2013.01); B01J 2231/327 (2013.01); B01J 2531/16 (2013.01); C10L 2290/548 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A CO2-philic polyethylene glycol (PEG) compound of Formula (Ia):

OG Complex Work Unit Chemistry
wherein:
each n is independently an integer between 1 and 100.