scholarly journals Alkaline stability of model anion exchange membranes based on poly(phenylene oxide) (PPO) with grafted quaternary ammonium groups: Influence of the functionalization route

Polymer ◽  
2019 ◽  
Vol 185 ◽  
pp. 121931 ◽  
Author(s):  
R.-A. Becerra-Arciniegas ◽  
R. Narducci ◽  
G. Ercolani ◽  
S. Antonaroli ◽  
E. Sgreccia ◽  
...  
Keyword(s):  
Anion Exchange ◽  
Quaternary Ammonium ◽  
Anion Exchange Membranes ◽  
Alkaline Stability ◽  
Phenylene Oxide

scholarly journals Poly(phenylene oxide) functionalized with quaternary ammonium groups via flexible alkyl spacers for high-performance anion exchange membranes

2015 ◽  
Vol 3 (10) ◽  
pp. 5280-5284 ◽  
Author(s):  
Hai-Son Dang ◽  
Eva Annika Weiber ◽  
Patric Jannasch
Keyword(s):  
Anion Exchange ◽  
Quaternary Ammonium ◽  
High Performance ◽  
Ion Conductivity ◽  
Side Chains ◽  
Anion Exchange Membranes ◽  
Hydroxide Ion ◽  
Alkaline Stability ◽  
Phenylene Oxide ◽  
Alkyl Side Chains

Hydroxide ion conductivity and alkaline stability of anion exchange membranes were dramatically improved by placing quaternary ammonium groups on long alkyl side chains.

scholarly journals Anion-exchange membranes with polycationic alkyl side chains attached via spacer units

2016 ◽  
Vol 4 (43) ◽  
pp. 17138-17153 ◽  
Author(s):  
Hai-Son Dang ◽  
Patric Jannasch
Keyword(s):  
Anion Exchange ◽  
Ion Conductivity ◽  
Side Chains ◽  
Anion Exchange Membranes ◽  
Hydroxide Ion ◽  
Alkaline Stability ◽  
Phenylene Oxide ◽  
Alkyl Side Chains

Poly(phenylene oxide)s carrying pendant polycationic alkyl side chains with a suitable configuration show high hydroxide ion conductivity and excellent alkaline stability.

Crosslinking of comb-shaped polymer anion exchange membranes via thiol–ene click chemistry

2016 ◽  
Vol 7 (14) ◽  
pp. 2464-2475 ◽  
Author(s):  
Liang Zhu ◽  
Tawanda J. Zimudzi ◽  
Nanwen Li ◽  
Jing Pan ◽  
Bencai Lin ◽  
...  
Keyword(s):  
Fuel Cell ◽  
Ion Exchange ◽  
Click Chemistry ◽  
Anion Exchange ◽  
Quaternary Ammonium ◽  
Polymer Electrolytes ◽  
Anion Exchange Membranes ◽  
Alkaline Fuel Cell ◽  
Phenylene Oxide ◽  
Durable Polymer

To produce anion conductive and durable polymer electrolytes for alkaline fuel cell applications, a series of cross-linked quaternary ammonium functionalized poly(2,6-dimethyl-1,4-phenylene oxide)s with mass-based ion exchange capacities (IEC) ranging from 1.80 to 2.55 mmol g−1 were synthesized via thiol–ene click chemistry.

Bis-imidazolium based poly(phenylene oxide) anion exchange membranes for fuel cells: the effect of cross-linking

2019 ◽  
Vol 7 (21) ◽  
pp. 13275-13283 ◽  
Author(s):  
Bencai Lin ◽  
Fei Xu ◽  
Fuqiang Chu ◽  
Yurong Ren ◽  
Jianning Ding ◽  
...  
Keyword(s):  
Mechanical Properties ◽  
Fuel Cells ◽  
Anion Exchange ◽  
Oxidation Stability ◽  
Cross Linking ◽  
Anion Exchange Membranes ◽  
Alkaline Stability ◽  
Phenylene Oxide

Cross-linked membranes showed vastly improved alkaline stability, oxidation stability and mechanical properties compared with uncross-linked membranes due to the effective cross-linked structure.

scholarly journals Anion exchange membranes containing no β-hydrogen atoms on ammonium groups: synthesis, properties, and alkaline stability

RSC Advances ◽  
2021 ◽  
Vol 11 (2) ◽  
pp. 1030-1038
Author(s):  
Daniel Koronka ◽  
Kenji Miyatake
Keyword(s):  
Anion Exchange ◽  
Quaternary Ammonium ◽  
Anion Exchange Membranes ◽  
Hydrogen Atoms ◽  
Alkaline Stability ◽  
Synthesis Properties ◽  
Harsh Conditions

A novel hydrophilic structure with no β-hydrogen atoms on the quaternary ammonium functionality has been developed for anion exchange membranes. The membranes featured high hydroxide conductivity and alkaline stability under harsh conditions.

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