A Structural Study on Ionic-Liquid-Based Polymer Electrolyte Membranes

2007 ◽  
Vol 154 (8) ◽  
pp. G183 ◽  
Author(s):  
A. Martinelli ◽  
A. Matic ◽  
P. Jacobsson ◽  
L. Börjesson ◽  
M. A. Navarra ◽  
...  
RSC Advances ◽  
2016 ◽  
Vol 6 (46) ◽  
pp. 40199-40210 ◽  
Author(s):  
Varun Kumar Singh ◽  
Shalu Shalu ◽  
Sujeet Kumar Chaurasia ◽  
Rajendra Kumar Singh

Polymer electrolyte membranes based on polymer PEO, ionic liquid, 1-butyl-3-methylimidazolium methylsulfate (BMIM-MS), and salt, sodium methylsulfate (NaMS), were prepared and characterized by SEM, XRD, TGA/DTGA, DSC, ac impedance spectroscopy and cyclic voltammetry.


Polymers ◽  
2020 ◽  
Vol 12 (8) ◽  
pp. 1755
Author(s):  
Jianghe Liu ◽  
Sultan Ahmed ◽  
Zeba Khanam ◽  
Ting Wang ◽  
Shenhua Song

In this study, novel ionic liquid-incorporated Zn-ion conducting polymer electrolyte membranes containing polymer matrix poly (vinylidene fluoride-hexafluoropropylene) (PVdF-HFP) and 1-ethyl-3-methylimidazolium trifluoromethanesulfonate (EMITf), along with zinc trifluoromethanesulfonate Zn(Tf)2, are prepared and investigated. It is ascertained that the optimal membrane ILPE-Zn-4 (the mass ratio of EMITf:Zn(Tf)2:PVDF-HFP is 0.4:0.4:1), with abundant nanopores, exhibits a high amorphousness. At room temperature, the optimized electrolyte membrane offers a good value of ionic conductivity (~1.44 × 10−4 S cm−1), with a wide electrochemical stability window (~4.14 V). Moreover, the electrolyte membrane can sustain a high thermal decomposition temperature (~305 °C), and thus its mechanical performance is sufficient for practical applications. Accordingly, the ionic liquid-incorporated Zn-ion conducting polymer electrolyte could be a potential candidate for Zn-based energy storage applications.


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