Absorbent composition containing molecules with a hindered...

Details Absorbent composition containing molecules with a hindered... Absorbent composition containing molecules with a hindered...

B - Operations, Transporting

01

J

B01J 20/22 (2006.01) B01D 53/14 (2006.01) B01J 31/00 (2006.01)

Patent

CA 2618385

An acid gas absorbent comprising a metal sulfonate, phosphonate or carboxylate of a hindered amine and a process for the selective removal Of H2S as well as other acidic components such as carbon disulfide, carbonyl sulfide and oxygen and sulfur derivatives of C1 to C4 hydrocarbons from mixtures containing such acidic components and CO2 using said absorbent.

La présente invention concerne un absorbant de gaz acides comprenant un sulfonate métallique, un phosphonate métallique ou un carboxylate métallique d'une amine à empêchement, ainsi qu'un procédé d'élimination sélective de H2S et d'autres composants acides, tels que le disulfure de carbone, l'oxyde sulfure de carbone et l'oxygène et des dérivés de soufre d'hydrocarbures C1 à C4 provenant de mélanges contenant de tels composants acides et du CO2 au moyen de l'absorbant susmentionné.

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