Polyethyleneimine and macrocyclic polyamine silica gels acting as carbon dioxide absorbents

Authors:
  • TTTetsuo Tsuda
    Tetsuo Tsuda
  • TFTsuyoshi Fujiwara
    Tsuyoshi Fujiwara
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Abstract
A dimethylformamide or water suspension of amino-silica gels, which are silica gels bound with polyethyleneimines or macrocyclic polyamines through a covalent bond, absorbed CO2 effectively and reversively.