Why do proton conducting polybenzimidazole phosphoric acid membranes perform well in high-temperature PEM fuel cells?-Reference-Cited by-同舟云学术

Why do proton conducting polybenzimidazole phosphoric acid membranes perform well in high-temperature PEM fuel cells?

Published:2017 Issue:1 Volume:19 Page:601-612
ISSN:1463-9076
Container-title:Physical Chemistry Chemical Physics
language:en
Short-container-title:Phys. Chem. Chem. Phys.

Author:

Melchior Jan-Patrick¹²³,Majer Günter⁴²³,Kreuer Klaus-Dieter¹²³

Affiliation:

1. Max-Planck-Institut für Festkörperforschung

2. Stuttgart

3. Germany

4. Max-Planck-Institut für Intelligente Systeme

Abstract

This ¹H-NMR, ³¹P-NMR, thermo-gravimetrical analysis, and conductivity study elucidates how hygroscopicity, acidity, and proton transport of phosphoric acid are affected by acid–base interactions with (benz)imidazole present in proton conducting high-temperature PEM fuel cell membranes.

Funder

Bundesministerium für Bildung und Forschung

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Link

http://pubs.rsc.org/en/content/articlepdf/2017/CP/C6CP05331A

Reference72 articles.

1. Proton Conductivity: Materials and Applications

2. Acid‐Doped Polybenzimidazoles: A New Polymer Electrolyte

3. J. Mader , L.Xiao, T. J.Schmidt and B. C.Benicewicz, in Fuell Cells II, ed. G. G. Scherer, Springer, Berlin-Heidelberg, 2008, pp. 63–124