N-aminoalkyl alkylpiperazine promoted acid gas scrubbing process

Details N-aminoalkyl alkylpiperazine promoted acid gas scrubbing process N-aminoalkyl alkylpiperazine promoted acid gas scrubbing process

1983-10-03

1986-04-08

Doll, John

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Carbon dioxide or hydrogen sulfide component

252192, 423228, 423232, 423234, B01D 5334, C09K 300

Patent

active

045812098

ABSTRACT:
The present invention relates to an alkaline salt promoter system which includes an N-aminoalkyl alkylpiperazine, preferably the compound 1-(3-aminopropyl)-2,5-dimethylpiperazine (APDP), an alkali metal salt or hydroxide (e.g., K.sub.2 CO.sub.3) and water. These scrubbing compositions may be used for removing CO.sub.2 from gaseous streams containing CO.sub.2.

REFERENCES:
patent: 2965609 (1960-12-01), Newey
patent: 3526661 (1970-09-01), Hu
patent: 3925389 (1975-12-01), Yeakey et al.
patent: 4049657 (1977-09-01), Brennan et al.
patent: 4094957 (1978-06-01), Sartori et al.

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