3 Results Found

Advanced Search

Select all

Results per page

Select all

Article

6 Citations

3,955 Views

12 Pages

Alkaline Stable Anion Exchange Membranes Based on Cross-Linked Poly(arylene ether sulfone) Bearing Dual Quaternary Piperidines for Enhanced Anion Conductivity at Low Water Uptake

Prem P. Sharma,
Yeeun Jeon and
Dukjoon Kim

Molecules2022, 27(2), 364;https://doi.org/10.3390/molecules27020364

-

7 January 2022

Alkaline stable anion exchange membranes based on the cross-linked poly(arylene ether sulfone) grafted with dual quaternary piperidine (XPAES-DP) units were synthesized. The chemical structure of the synthesized PAES-DP was validated using 1H-NMR and...

Full Article

Article

10 Citations

3,341 Views

21 Pages

Cycloaliphatic Quaternary Ammonium Functionalized Poly(oxindole biphenyl) Based Anion-Exchange Membranes for Water Electrolysis: Stability and Performance

Sara Gjoshi,
Paraskevi Loukopoulou,
Michaela Plevova,
Jaromir Hnat,
Karel Bouzek and
Valadoula Deimede

Polymers2024, 16(1), 99;https://doi.org/10.3390/polym16010099

-

28 December 2023

Mechanically robust anion-exchange membranes (AEMs) with high conductivity and long-term alkali resistance are needed for water electrolysis application. In this work, aryl-ether free polyaromatics containing isatin moieties were prepared via super a...

Full Article

Article

20 Citations

4,416 Views

12 Pages

Binding and Degradation Reaction of Hydroxide Ions with Several Quaternary Ammonium Head Groups of Anion Exchange Membranes Investigated by the DFT Method

Mirat Karibayev,
Bauyrzhan Myrzakhmetov,
Sandugash Kalybekkyzy,
Yanwei Wang and
Almagul Mentbayeva

Molecules2022, 27(9), 2686;https://doi.org/10.3390/molecules27092686

-

21 April 2022

Commercialization of anion exchange membrane fuel cells (AEMFCs) has been limited due to the chemical degradation of various quaternary ammonium (QA) head groups, which affects the transportation of hydroxide (OH−) ions in AEMs. Understanding h...

Full Article