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CO 2 REMOVAL FROM GASES BY MEANS OF AQUEOUS AMINE SOLUTIONS WITH THE ADDITION OF A STERICALLY HINDERED AMINE

  • US 20120279393A1
  • Filed: 12/21/2010
  • Published: 11/08/2012
  • Est. Priority Date: 01/05/2010
  • Status: Active Grant
First Claim
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1. Use of an absorbent for the removal of sour gases from a fluid stream, the absorbent consisting of an aqueous solution with at least two different amines, withany arbitrary amine with a share of more than 50 wt. % in the total amine content of the aqueous solution constituting the first amine component in the aqueous solution, and witha sterically hindered amine with a share of less than 50 wt. % in the total amine content constituting the second amine component in the aqueous solution.the fluid stream being brought into contact with the absorbent at a partial pressure of <

  • 200 mbar.

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