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Title:
CARBON DIOXIDE ABSORBENT SOLUTION
Document Type and Number:
WIPO Patent Application WO/2011/036713
Kind Code:
A1
Abstract:
Disclosed is a carbon dioxide absorbent solution which can absorb carbon dioxide in a large quantity and rarely causes the precipitation of a material produced by the reaction with carbon dioxide. The carbon dioxide absorbent solution is characterized by comprising an aqueous solution and an amino acid salt that has at least one carboxylic acid salt bound to a heterocyclic ring containing at least one nitrogen atom as a ring-forming element and contained in the aqueous solution.

Inventors:
MURAI SHINJI
SAITO SATOSHI
MURAMATSU TAKEHIKO
MAEZAWA YUKISHIGE
KUBOKI TAKASHI
KATO YASUHIRO
YOSHIMURA REIKO
WATANDO HIROKO
KONDO ASATO
Application Number:
PCT/JP2009/004833
Publication Date:
March 31, 2011
Filing Date:
September 24, 2009
Export Citation:
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Assignee:
TOSHIBA KK (JP)
MURAI SHINJI
SAITO SATOSHI
MURAMATSU TAKEHIKO
MAEZAWA YUKISHIGE
KUBOKI TAKASHI
KATO YASUHIRO
YOSHIMURA REIKO
WATANDO HIROKO
KONDO ASATO
International Classes:
B01D53/14; B01D53/62; C01B32/50
Domestic Patent References:
WO2007135028A12007-11-29
Foreign References:
JPH07246315A1995-09-26
JP2000229219A2000-08-22
JP2008136989A2008-06-19
Other References:
See also references of EP 2481465A4
Attorney, Agent or Firm:
KURODA, Yuuichi (JP)
Yuichi Kuroda (JP)
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