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Title:
CARBON DIOXIDE SELECTIVE MEMBRANES, GAS SEPARATION SYSTEMS INCLUDING THE CARBON DIOXIDE SELECTIVE MEMBRANES, AND RELATED METHODS
Document Type and Number:
WIPO Patent Application WO/2023/220743
Kind Code:
A3
Abstract:
A carbon dioxide (CO2) selective membrane is disclosed and comprises a support and a selective structure comprising poly[bis((methoxyethoxy)ethoxy)phosphazene] (MEEP) on the support. The CO2 selective membrane exhibits a CO2/N2 selectivity greater than or equal to about 40/1. A gas separation system comprising one or more CO2 selective membranes and related methods are also disclosed.

Inventors:
ADHIKARI BIRENDRA (US)
ORME CHRISTOPHER J (US)
KLAEHN JOHN R (US)
MCNALLY JOSHUA S (US)
STEWART FREDERICK F (US)
LEE HYEONSEOK (US)
Application Number:
PCT/US2023/066970
Publication Date:
December 21, 2023
Filing Date:
May 12, 2023
Export Citation:
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Assignee:
BATTELLE ENERGY ALLIANCE LLC (US)
International Classes:
B01D69/02; B01D53/22; B01D53/62; B01D69/08; B01D71/02; B01D71/06
Foreign References:
US20210069650A12021-03-11
DE10019695A12001-10-25
US20210245112A12021-08-12
US20150122122A12015-05-07
CN112933879A2021-06-11
US11219857B12022-01-11
Other References:
GLASER PAUL, BHANDARI DHAVAL, NARANG KRISTI, MCCLOSKEY PAT, SINGH SURINDER, ANANTHASAYANAM BALAJEE, HOWSON PAUL, LEE JULIA, WROCZY: "Bench Scale Thin Film Composite Hollow Fiber Membranes for Post-Combustion Carbon Dioxide Capture", USDOE, 1 April 2015 (2015-04-01), XP093122767, Retrieved from the Internet [retrieved on 20240123], DOI: 10.2172/1222576
KUSUMA VICTOR A., MCNALLY JOSHUA S., BAKER JAMES S., TONG ZI, ZHU LINGXIANG, ORME CHRISTOPHER J., STEWART FREDERICK F., HOPKINSON : "Cross-Linked Polyphosphazene Blends as Robust CO 2 Separation Membranes", APPLIED MATERIALS & INTERFACES, AMERICAN CHEMICAL SOCIETY, US, vol. 12, no. 27, 8 July 2020 (2020-07-08), US , pages 30787 - 30795, XP093122771, ISSN: 1944-8244, DOI: 10.1021/acsami.0c06795
ADHIKARI BIRENDRA; ORME CHRISTOPHER J.; STETSON CALEB; KLAEHN JOHN R.: "Techno-economic analysis of carbon dioxide capture from low concentration sources using membranes", CHEMICAL ENGENEERING JOURNAL, ELSEVIER, AMSTERDAM, NL, vol. 474, 9 September 2023 (2023-09-09), AMSTERDAM, NL , XP087413435, ISSN: 1385-8947, DOI: 10.1016/j.cej.2023.145876
NILKAR AMIT, ORME CHRISTOPHER, KLAEHN JOHN, ZHAO HAIYAN, ADHIKARI BIRENDRA: "Life Cycle Assessment of Innovative Carbon Dioxide Selective Membranes from Low Carbon Emission Sources: A Comparative Study", MEMBRANES, M D P I AG, CH, vol. 13, no. 4, CH , pages 410, XP093122774, ISSN: 2077-0375, DOI: 10.3390/membranes13040410
Attorney, Agent or Firm:
HAMER, Katherine A. et al. (US)
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