scholarly journals Nanoporous polysulfone membranes via a degradable block copolymer precursor for redox flow batteries

2016 ◽  
Vol 4 (11) ◽  
pp. 4288-4295 ◽  
Author(s):  
B. P. Gindt ◽  
D. G. Abebe ◽  
Z. J. Tang ◽  
M. B. Lindsey ◽  
J. Chen ◽  
...  
Keyword(s):  
Block Copolymer ◽  
Block Copolymers ◽  
Sulfonic Acid ◽  
Pore Surface ◽  
Vanadium Redox Battery ◽  
Nanoporous Membrane ◽  
Redox Flow Batteries ◽  
Vanadium Redox ◽  
Sulfonic Acid Groups ◽  
Polysulfone Membranes

Nanoporous membrane templates were prepared from self-assembled block copolymers composed of polysulfone and degradable polylactide blocks. The pore surface in the template was modified with sulfonic acid groups. The membranes were evaluated in a vanadium redox battery.

Sulfonated graphene oxide-decorated block copolymer as a proton-exchange membrane: improving the ion selectivity for all-vanadium redox flow batteries

2018 ◽  
Vol 6 (36) ◽  
pp. 17740-17750 ◽  
Author(s):  
Md. Abdul Aziz ◽  
Sangaraju Shanmugam
Keyword(s):  
Graphene Oxide ◽  
Block Copolymer ◽  
Proton Exchange Membrane ◽  
Ion Selectivity ◽  
Proton Exchange ◽  
Discharge Time ◽  
Redox Flow Batteries ◽  
Sulfonated Graphene ◽  
Exchange Membrane ◽  
Vanadium Redox

A SPEKS/sGO composite membrane with superior ion selectivity and chemical stability was synthesized. The composite and pristine SPEKS membranes exhibited a 10.4- and 6.5-times greater self-discharge time compared with the commercial Nafion-212 membrane.

Hydrophilic Channel Alignment of Perfluoronated Sulfonic-Acid Ionomers for Vanadium Redox Flow Batteries

2018 ◽  
Vol 10 (23) ◽  
pp. 19689-19696 ◽  
Author(s):  
Soonyong So ◽  
Min Suc Cha ◽  
Sang-Woo Jo ◽  
Tae-Ho Kim ◽  
Jang Yong Lee ◽  
...  
Keyword(s):  
Sulfonic Acid ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox

Fabrication of SPAEK–cerium zirconium oxide nanotube composite membrane with outstanding performance and durability for vanadium redox flow batteries

2018 ◽  
Vol 6 (41) ◽  
pp. 20205-20213 ◽  
Author(s):  
Syed Imdadul Hossain ◽  
Md. Abdul Aziz ◽  
Dabin Han ◽  
Parasuraman Selvam ◽  
Sangaraju Shanmugam
Keyword(s):  
Block Copolymer ◽  
Composite Membrane ◽  
Zirconium Oxide ◽  
Ion Selectivity ◽  
The Self ◽  
Discharge Time ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox

Ce2Zr2O7 nanotube in SPAEK block copolymer enhance ion selectivity and VRFB performance. The self-discharge time of SPAEK/Ce2Zr2O7 membrane was higher than pristine SPAEK and NRE-212 membrane.

TEMPO Radical-Embedded Perfluorinated Sulfonic Acid Ionomer Composites for Vanadium Redox Flow Batteries

2020 ◽  
Vol 34 (6) ◽  
pp. 7631-7638
Author(s):  
Seok-Hwan Yang ◽  
Dae-Soo Yang ◽  
Sang Jun Yoon ◽  
Soonyong So ◽  
Sung-Kwon Hong ◽  
...  
Keyword(s):  
Sulfonic Acid ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Perfluorinated Sulfonic Acid ◽  
Vanadium Redox ◽  
Tempo Radical

Highly proton conductive nanoporous coordination polymers with sulfonic acid groups on the pore surface

2014 ◽  
Vol 50 (9) ◽  
pp. 1144-1146 ◽  
Author(s):  
Padmini Ramaswamy ◽  
Ryotaro Matsuda ◽  
Wataru Kosaka ◽  
George Akiyama ◽  
Hyung Joon Jeon ◽  
...  
Keyword(s):  
Coordination Polymers ◽  
Sulfonic Acid ◽  
Pore Surface ◽  
Sulfonic Acid Groups
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