Polybenzimidazole membranes with nanophase-separated structure induced by non-ionic hydrophilic side chains for vanadium flow batteries

2018 ◽  
Vol 6 (9) ◽  
pp. 3895-3905 ◽  
Author(s):  
Sangshan Peng ◽  
Xuemei Wu ◽  
Xiaoming Yan ◽  
Li Gao ◽  
Yangzhi Zhu ◽  
...  
Keyword(s):  
Proton Conductivity ◽  
Side Chains ◽  
Flow Batteries

A nanophase-separated structure is induced in PBI membranes by grafting non-ionic hydrophilic side-chains and ultrahigh proton conductivity is obtained for VFBs.

Synthesis and properties poly(arylene ether sulfone)s with pendant hyper-sulfonic acid

RSC Advances ◽  
2015 ◽  
Vol 5 (48) ◽  
pp. 38298-38307 ◽  
Author(s):  
Jinhui Pang ◽  
Sinan Feng ◽  
Haibo Zhang ◽  
Zhenhua Jiang ◽  
Guibin Wang
Keyword(s):  
Proton Conductivity ◽  
Dimensional Stability ◽  
Sulfonic Acid ◽  
Side Chains ◽  
High Proton Conductivity ◽  
Arylene Ether ◽  
High Proton ◽  
Sulfonic Acid Groups ◽  
Aromatic Side Chains

A novel poly(arylene ether sulfone)s with pendant multiple sulfonic acid groups on aromatic side chains was prepared by graft method, they displayed high proton conductivity and good dimensional stability.

Enhanced proton conductivity of multiblock poly(phenylene ether ketone)s via pendant sulfoalkoxyl side chains with excellent H2/air fuel cell performance

2016 ◽  
Vol 4 (6) ◽  
pp. 2321-2331 ◽  
Author(s):  
Tiandu Dong ◽  
Jiahui Hu ◽  
Mitsuru Ueda ◽  
Yiming Wu ◽  
Xuan Zhang ◽  
...  
Keyword(s):  
Fuel Cell ◽  
Relative Humidity ◽  
Proton Conductivity ◽  
Proton Exchange Membranes ◽  
Proton Exchange ◽  
Cell Performance ◽  
Side Chains ◽  
Fuel Cell Performance ◽  
Ether Ketone

A multi-block compositing graft concept is investigated to fabricate proton exchange membranes. The prepared membranes demonstrate excellent ion conductive capacity and better fuel cell performance over the entire relative humidity conditions, compared to Nafion.

Fabrication of a polymer electrolyte membrane with uneven side chains for enhancing proton conductivity

RSC Advances ◽  
2016 ◽  
Vol 6 (83) ◽  
pp. 79593-79601 ◽  
Author(s):  
Yunfeng Zhang ◽  
Cuicui Li ◽  
Xupo Liu ◽  
Zehui Yang ◽  
Jiaming Dong ◽  
...  
Keyword(s):  
Polymer Electrolyte ◽  
Proton Conductivity ◽  
Polymer Electrolytes ◽  
Polymer Electrolyte Membrane ◽  
Polymer Electrolyte Membranes ◽  
Side Chains ◽  
Short Side ◽  
Electrolyte Membrane ◽  
Electrolyte Membranes ◽  
Transfer Channels

Enhancement of proton conductivity of polymer electrolyte membranes was achieved by broadening the proton transfer channels via attaching acid groups to both long and short side chains of polymer electrolytes simultaneously.

Enhanced proton conductivity at low humidity of proton exchange membranes with triazole moieties in the side chains

2017 ◽  
Vol 523 ◽  
pp. 480-486 ◽  
Author(s):  
Min-Kyoon Ahn ◽  
Su-Bin Lee ◽  
Cheong-Min Min ◽  
Yong-Guen Yu ◽  
Joseph Jang ◽  
...  
Keyword(s):  
Proton Conductivity ◽  
Proton Exchange Membranes ◽  
Proton Exchange ◽  
Side Chains ◽  
Low Humidity

scholarly journals Fluorinated poly(fluorenyl ether)s with linear multi-cationic side chains for vanadium redox flow batteries

2020 ◽  
Author(s):  
Yu Chen ◽  
Yanyan Li ◽  
Bingshu Wang ◽  
Meijin Lin ◽  
Zailai Xie ◽  
...  
Keyword(s):  
Side Chains ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox

scholarly journals Enhancing the solubility of 1,4-diaminoanthraquinones in electrolytes for organic redox flow batteries through molecular modification

RSC Advances ◽  
2020 ◽  
Vol 10 (65) ◽  
pp. 39601-39610
Author(s):  
Pieter Geysens ◽  
Jorik Evers ◽  
Wim Dehaen ◽  
Jan Fransaer ◽  
Koen Binnemans
Keyword(s):  
Side Chains ◽  
Organic Electrolytes ◽  
Molecular Modification ◽  
Redox Flow Batteries ◽  
Redox Active ◽  
Flow Batteries

The redox-active 1,4-diaminoanthraquinone structure was modified with several side chains in order to increase the solubility in organic electrolytes for redox flow batteries.

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