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Aminosilicone solvent recovery methods and systems

United States Patent

February 13, 2018
View the Complete Patent at the US Patent & Trademark Office
The present invention is directed to aminosilicone solvent recovery methods and systems. The methods and systems disclosed herein may be used to recover aminosilicone solvent from a carbon dioxide containing vapor stream, for example, a vapor stream that leaves an aminosilicone solvent desorber apparatus. The methods and systems of the invention utilize a first condensation process at a temperature from about C. to about C. and a second condensation process at a temperature from about C. to about C. The first condensation process yields recovered aminosilicone solvent. The second condensation process yields water.
Spiry; Irina Pavlovna (Glenville, NY), Perry; Robert James (Niskayuna, NY), Wood; Benjamin Rue (Niskayuna, NY), Singh; Surinder Prabhjot (Niskayuna, NY), Farnum; Rachel Lizabeth (Rensselaer, NY), Genovese; Sarah Elizabeth (Delmar, NY)
General Electric Company (Niskayuna, NY)
14/ 962,199
December 8, 2015
STATEMENT ON FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with government support under grant number DEFE0013755 awarded by the U.S. Department of Energy National Energy Technology Laboratory. The government has certain rights in the invention.