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Compositions for, solutions for, and methods of use of siloxane based aromatic trisureas as viscosifiers

United States Patent

9,957,438
May 1, 2018
View the Complete Patent at the US Patent & Trademark Office
A compound represented by the following formula is provided: ##STR00001## Also provided is a solution including a compound disclosed herein, a volume of dense carbon dioxide (CO.sub.2), and a co-solvent, where the solution has an increased viscosity greater than the viscosity of dense CO.sub.2. Methods of increasing the viscosity of dense CO.sub.2 and natural gas liquids (NGLs) by, for example, dissolving a compound disclosed herein to form a solution, are also provided.
Doherty; Mark Daniel (Watervliet, NY), O'Brien; Michael Joseph (Halfmoon, NY), Lee; Jason (Pittsburgh, PA), Perry; Robert James (Niskayuna, NY), Enick; Robert (Bethel Park, PA)
General Electric Company (Schenectady, NY)
15/ 006,201
January 26, 2016
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with U.S. Government support under grant number DE-AR0000292, awarded by the Department of Energy, Advanced Research Projects Agency Energy. The government has certain rights in the invention.