Degradation of Imidazolium- and Quaternary Ammonium-Functionalized Poly(fluorenyl ether ketone sulfone) Anion Exchange Membranes

2012 ◽  
Vol 4 (11) ◽  
pp. 5775-5781 ◽  
Author(s):  
Dongyang Chen ◽  
Michael A. Hickner
Keyword(s):  
Anion Exchange ◽  
Quaternary Ammonium ◽  
Anion Exchange Membranes ◽  
Ether Ketone

scholarly journals A comparative study of side-chain-type poly(ether ether ketone) anion exchange membrane functionalized with different hetero-cycloaliphatic quaternary ammonium groups

RSC Advances ◽  
2019 ◽  
Vol 9 (14) ◽  
pp. 7975-7983 ◽  
Author(s):  
Dan Yao ◽  
Tonghui Wei ◽  
Lichao Shang ◽  
Hui Na ◽  
Chengji Zhao
Keyword(s):  
Anion Exchange ◽  
Quaternary Ammonium ◽  
Anion Exchange Membrane ◽  
Side Chain ◽  
Anion Exchange Membranes ◽  
Ether Ether Ketone ◽  
Poly Ether Ether Ketone ◽  
Ether Ketone ◽  
Exchange Membrane ◽  
Chain Type

Anion exchange membranes based on side-chain-type quarternized poly(ether ether ketone)s QPEEKs containing different hetero-cycloaliphatic quaternary ammonium groups were prepared via polycondensation, bromomethylation and quaternization.

Alkaline stable anion exchange membranes based on poly(phenylene-co-arylene ether ketone) backbones

2016 ◽  
Vol 7 (38) ◽  
pp. 5988-5995 ◽  
Author(s):  
Xiang Qiu ◽  
Mitsuru Ueda ◽  
Yi Fang ◽  
Shouwen Chen ◽  
Zhaoxia Hu ◽  
...  
Keyword(s):  
Anion Exchange ◽  
Quaternary Ammonium ◽  
Anion Exchange Membranes ◽  
Alkaline Stability ◽  
Arylene Ether ◽  
Ether Ketone ◽  
Stable Anion

To improve the alkaline stability of anion exchange membranes (AEMs) based on conventional poly(ether ketone/sulfone) backbones, two novel poly(phenylene-co-arylene ether ketone) (PPAEK) ionomers with a quaternary ammonium (QA-) or imidazolium (IM-) group were prepared.

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