Recent Developments and Applications of Ionic Liquids in Gas Separation Membranes

2019 ◽  
Vol 42 (12) ◽  
pp. 2580-2593 ◽  
Author(s):  
Muhammad Zia ul Mustafa ◽  
Hilmi bin Mukhtar ◽  
Nik Abdul Hadi Md Nordin ◽  
Hafiz Abdul Mannan ◽  
Rizwan Nasir ◽  
...  
Langmuir ◽  
2017 ◽  
Vol 33 (42) ◽  
pp. 11377-11389 ◽  
Author(s):  
Asghar Abedini ◽  
Ellis Crabtree ◽  
Jason E. Bara ◽  
C. Heath Turner

2017 ◽  
Vol 56 (17) ◽  
pp. 5055-5069 ◽  
Author(s):  
Max S. Mittenthal ◽  
Brian S. Flowers ◽  
Jason E. Bara ◽  
John W. Whitley ◽  
Scott K. Spear ◽  
...  

Membranes ◽  
2019 ◽  
Vol 9 (7) ◽  
pp. 79 ◽  
Author(s):  
Kathryn O’Harra ◽  
Irshad Kammakakam ◽  
Emily Devriese ◽  
Danielle Noll ◽  
Jason Bara ◽  
...  

Three new isomeric 6FDA-based polyimide-ionenes, with imidazolium moieties and varying regiochemistry (para-, meta-, and ortho- connectivity), and composites with three different ionic liquids (ILs) have been developed as gas separation membranes. The structural-property relationships and gas separation behaviors of the newly developed 6FDA polyimide-ionene + IL composites have been extensively studied. All the 6FDA-based polyimide-ionenes exhibited good compatibility with the ILs and produced homogeneous hybrid membranes with the high thermal stability of ~380 °C. Particularly, [6FDA I4A pXy][Tf2N] ionene + IL hybrids having [C4mim][Tf2N] and [Bnmim][Tf2N] ILs offered mechanically stable matrixes with high CO2 affinity. The permeability of CO2 was increased by factors of 2 and 3 for C4mim and Bnmim hybrids (2.15 to 6.32 barrers), respectively, compared to the neat [6FDA I4A pXy][Tf2N] without sacrificing their permselectivity for CO2/CH4 and CO2/N2 gas pairs.


2007 ◽  
Vol 46 (16) ◽  
pp. 5397-5404 ◽  
Author(s):  
Jason E. Bara ◽  
Sonja Lessmann ◽  
Christopher J. Gabriel ◽  
Evan S. Hatakeyama ◽  
Richard D. Noble ◽  
...  

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