Crosslinked poly(phenylene oxide)-based nanofiber composite membranes for alkaline fuel cells

2016 ◽  
Vol 4 (1) ◽  
pp. 132-141 ◽  
Author(s):  
Andrew M. Park ◽  
Ryszard J. Wycisk ◽  
Xiaoming Ren ◽  
Forbes E. Turley ◽  
Peter N. Pintauro

Electrospun dual fiber mats were transformed into an anion exchange membrane and then used in an alkaline fuel cell.

Materials ◽  
2018 ◽  
Vol 11 (11) ◽  
pp. 2335 ◽  
Author(s):  
Lina Wang ◽  
Benbing Shi

In this study, imidazolium brushes tethered by –NH2-containing ligands were grafted onto the surface of a 2D material, MXene, using precipitation polymerization followed by quaternization. Functionalized MXene was embedded into chitosan matrix to prepare a hybrid alkaline anion exchange membrane. Due to high interfacial compatibility, functionalized MXene was homogeneously dispersed in chitosan matrix, generating continuous ion conduction channels and then greatly enhancing OH− conduction property (up to 172%). The ability and mechanism of OH− conduction in the membrane were elaborated based on systematic tests. The mechanical-thermal stability and swelling resistance of the membrane were evidently augmented. Therefore, it is a promising anion exchange membrane for alkaline fuel cell application.


2015 ◽  
Vol 64 (16) ◽  
pp. 831-837 ◽  
Author(s):  
Jujie Luo ◽  
Chunjing Liu ◽  
Yanhui Song ◽  
Peipei Cui ◽  
Yu Zhang

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