SCRUBBING SOLUTION CONSISTING OF AQUEOUS AMMONIA SOLUTION AMINES FOR THE SCRUBBING OF GAS AND USE OF SUCH SOLUTION

摘要

The invention relates to a process using a solvent combination for the gas scrubbing of industrial gases in order to separate acid gases, particularly including carbon dioxide and hydrogen sulphide. The inventive solvent combination consists of a solution of amines in water, said solution containing ammonia for improving the absorption of CO₂. The group of primary and secondary amines includes all types of amines with one or two substituents. Particularly suitable as constituent of the inventive solvent combination is piperazine and piperazine derivatives.