A solvent system comprising an ionic Liquid formed from a relatively acidic component and a nitrogenous base for the removal of acid gases from mixed gas streams is provided. Also provided is a process for removing acid gases from mixed gas streams using the disclosed solvent system. The solvent system may be utilized within a gas processing system.
Regenerable solvent mixtures for acid-gas separation
Lail, M. A., & Coleman, L. J. I. (2017). Regenerable solvent mixtures for acid-gas separation. (U.S. Patent No. 9,839,875). http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=9,839,875.PN.&OS=PN/9,839,875&RS=PN/9,839,875