Direct synthesis of sulfonated aromatic poly(ether ether ketone) proton exchange membranes for fuel cell applications

2004 ◽  
Vol 234 (1-2) ◽  
pp. 75-81 ◽  
Author(s):  
Maria Gil ◽  
Xiangling Ji ◽  
Xianfeng Li ◽  
Hui Na ◽  
J. Eric Hampsey ◽  
...  
Keyword(s):  
Fuel Cell ◽  
Direct Synthesis ◽  
Proton Exchange Membranes ◽  
Proton Exchange ◽  
Ether Ether Ketone ◽  
Poly Ether Ether Ketone ◽  
Ether Ketone

Macromolecular covalently cross-linked quaternary ammonium poly(ether ether ketone) with polybenzimidazole for anhydrous high temperature proton exchange membranes

2014 ◽  
Vol 5 (17) ◽  
pp. 4939-4947 ◽  
Author(s):  
Na Zhang ◽  
Chengji Zhao ◽  
Wenjia Ma ◽  
Shuang Wang ◽  
Baolong Wang ◽  
...  
Keyword(s):  
High Temperature ◽  
Phosphoric Acid ◽  
Quaternary Ammonium ◽  
Proton Exchange Membranes ◽  
Proton Exchange ◽  
Ether Ether Ketone ◽  
Poly Ether Ether Ketone ◽  
Ether Ketone ◽  
Improved Performance

The phosphoric acid doped quaternary ammonium poly(ether ether ketone) membranes cross-linked with PBI showed improved performance.

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