US 12,203,029 B2
Self-degrading organogels
Faraz A. Burni, Silver Spring, MD (US); Srinivasa R. Raghavan, Columbia, MD (US); Joseph Wee, Middlesex (GB); David Chappell, Middlesex (GB); and Shanshan Huang, Middlesex (GB)
Assigned to University of Maryland, College Park, College Park, MD (US); and BP Exploration Operating Company Limited, Middlesex (GB)
Filed by University of Maryland, College Park, College Park, MD (US); and BP Exploration Operating Company Limited, Middlesex (GB)
Filed on Feb. 23, 2023, as Appl. No. 18/173,550.
Claims priority of provisional application 63/313,116, filed on Feb. 23, 2022.
Prior Publication US 2023/0279282 A1, Sep. 7, 2023
Int. Cl. C09K 8/42 (2006.01); C09K 8/03 (2006.01); C09K 8/035 (2006.01); E21B 21/00 (2006.01); E21B 33/138 (2006.01)
CPC C09K 8/035 (2013.01) [C09K 8/032 (2013.01); C09K 8/426 (2013.01); E21B 21/003 (2013.01); E21B 33/138 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A self-degrading gel composition, comprising
a liquid,
a gelator, wherein the gelator is dibenzylidene sorbitol (DBS), methyl dibenzylidene sorbitol (methyl-DBS), dimethyl dibenzylidene sorbitol (dimethyl-DBS), any other functional derivative of dibenzylidene sorbitol, or a combination thereof, and
a degrading agent, wherein the degrading agent comprises one or more acids at a concentration at or above 20 wt. %, and wherein the degrading agent degrades the gelator over time.