Patent ID: 8152903
Filing Date: 2012-04-10
Classification: A61K,B01D,C07D

Abstract:
1. A process for the selective removal of one or more acidic components from normally gaseous mixtures containing such acidic components and CO 2 comprising contacting the normally gaseous mixture with an amino-containing absorbent comprising one or more material of the formula: and all isomers thereof and all isomers thereof, and isomers thereof, wherein R 1 and R 2 are the same or different and are selected from hydrogen methyl, ethyl, C 3 -C 9 substituted or unsubstituted straight or branched alkyl, alkenyl, cycloalkyl, C 6 -C 9 aryl, alkylaryl, arylalkyl; X  sulfonates, sulfates, sulfites, phosphates, phosphites, phosphonates, C X when R is zero or 1, z is zero or 1, wherein, when X at least one of Y and Z is 1, provided that when any of X