Title:
CARBON-DIOXIDE-SEPARATING MEMBRANE
Document Type and Number:
WIPO Patent Application WO/2013/180218
Kind Code:
A1
Abstract:
The present invention pertains to a carbon-dioxide-separating membrane provided with a skin layer having a function for separating carbon dioxide from a mixed gas, wherein the skin layer contains 10-70 percent by mass of an organic liquid having an affinity for carbon dioxide and 30-90 percent by mass of a polymer resin in which the difference between the affinity for carbon dioxide expressed as free energy ΔG (kcal mol-1), and the affinity for oxygen and/or helium is equal to or greater than 4.5 kcal mol-1 and less than 10 kcal mol-1.
Inventors:
HIRANABE RYUICHIRO (JP)
HANAKAWA MASAYUKI (JP)
KAWAKAMI TOMONORI (JP)
HANAKAWA MASAYUKI (JP)
KAWAKAMI TOMONORI (JP)
Application Number:
PCT/JP2013/065044
Publication Date:
December 05, 2013
Filing Date:
May 30, 2013
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B01D69/00; B01D53/22; B01D69/02; B01D71/56; C01B32/50; C08G69/02
Domestic Patent References:
| WO2012060229A1 | 2012-05-10 |
Foreign References:
| JP2008036463A | 2008-02-21 | |||
| JP2011083721A | 2011-04-28 | |||
| JP2001120940A | 2001-05-08 | |||
| JP2011123874A | 2011-06-23 |
Attorney, Agent or Firm:
HAMADA Yuriko et al. (JP)
Yuriko Hamada (JP)
Yuriko Hamada (JP)
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