Title:
REMOVAL OF ACIDIC GAS USING BASIC SALT ACTIVATED WITH NON-STEREO CHEMICAL HINDERED DIAMINO COMPOUND
Document Type and Number:
Japanese Patent JPS5889933
Kind Code:
A
Abstract:
Acidic gases containing carbon dioxide are removed from a normally gaseous mixture by absorbing CO2 from the gaseous mixture with an aqueous solution comprising a basic alkali metal salt or hydroxide and an activator or promoter system for the salt or hydroxide which contains (i) at least one non-sterically hindered diamine defined as having both a primary and a tertiary amino moiety wherein the primary amino moiety is attached to a primary carbon atom, and (ii) an amino acid, and desorbing at least partially the absorbed CO2 from the aqueous solution.
Inventors:
GUIDO SARUTORI
CHIYAN JIEI KIMU
MAIKERU TEI MERUKUYOO
DEIBUITSUDO DABURIYUU SABUEEJI
UOOREN EI ZARAA
CHIYAN JIEI KIMU
MAIKERU TEI MERUKUYOO
DEIBUITSUDO DABURIYUU SABUEEJI
UOOREN EI ZARAA
Application Number:
JP19883682A
Publication Date:
May 28, 1983
Filing Date:
November 12, 1982
Export Citation:
Assignee:
EXXON RESEARCH ENGINEERING CO
International Classes:
B01D53/64; B01D53/14; B01D53/40; B01D53/77; (IPC1-7): B01D53/14; B01D53/34
Attorney, Agent or Firm:
Minoru Nakamura