Alkali-stable polybenzimidazole anion exchange membranes tethered with N,N-dimethylpiperidinium cations for dilute aqueous KOH fed water electrolyzers

J. Mater. Chem. A, 2023, 11,21170-21182
DOI: 10.1039/D3TA03216G, Paper
Open Access Open Access
Creative Commons Licence  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Oskar Boström, Seung-Young Choi, Lu Xia, Shviro Meital, Felix Lohmann-Richters, Patric Jannasch
Piperidinium-functionalized polybenzimidazoles enable stable and significantly higher current densities in electrolyzers fed with dilute aq. KOH solutions than a commercial reference material with much higher electrolyte concentrations.
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