Co-promoted acid gas scrubbing solution and process for using sa

Details Co-promoted acid gas scrubbing solution and process for using sa Co-promoted acid gas scrubbing solution and process for using sa

1981-11-13

1983-09-20

Thomas, Earl C.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Carbon dioxide or hydrogen sulfide component

423228, 423229, 423232, 423234, 252189, 252190, 252192, B01D 5334, C09K 300

Patent

active

044055781

ABSTRACT:
The present invention relates to an alkaline salt promoter system comprising specific mixtures of lower aliphatic mono-substituted alpha amino acids and sterically hindered diamino or triamino compounds and their use in acid gas scrubbing processes. The preferred promoter system comprises a mixture of N-secondary butyl glycine and N-cyclohexyl-1,3-propanediamine or N-cyclohexyl-1, 4-butanediamine.

REFERENCES:
patent: 4094957 (1978-06-01), Sartori et al.
patent: 4112050 (1978-09-01), Sartori et al.

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