CPC B01D 53/1493 (2013.01) [B01D 53/1475 (2013.01); B01D 2252/2041 (2013.01); B01D 2252/20415 (2013.01); B01D 2252/20421 (2013.01); B01D 2252/20484 (2013.01); B01D 2257/504 (2013.01); B01D 2258/01 (2013.01); B01D 2258/05 (2013.01)] | 16 Claims |
1. A carbon dioxide absorbent composition comprising:
an N-alkylaminoalkanol represented by [Chemical Formula 1];
one or more polyhydroxyamine-based compounds selected from a group consisting of polyhydroxyamine-based compounds represented by [Chemical Formula 2] to [Chemical Formula 4]; and
one or more of ethylenediamine or diethylenetriamine:
wherein n and m are integers from 1 to 10, and
R is hydrogen (H), methyl (—CH3), ethyl (—CH2CH3), propyl (—CH2CH2CH3), hydroxymethyl (HO—CH2—), hydroxyethyl (HO—CH2CH2—), hydroxypropyl (HO—CH2CH2CH2—), C4-C10 alkyl, C4-C10 cycloalkyl, C4-C10 hydroxyalkyl, or C4-C10 hydroxycycloalkyl,
wherein in [Chemical Formula 2] to [Chemical Formula 4], X is one of Cl, Br, I or OH, and n is from 1 to 10.
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