Properties of PEMA-NH4CF3SO3 Added to BMATSFI Ionic Liquid
Polymer electrolyte films, comprising ammonium trifluoromethanesulfonate salt and butyl-trimethyl ammonium bis(trifluoromethylsulfonyl)imide ionic liquid immobilized in poly (ethyl methacrylate) was studied. Structural, morphological, thermal and electrical properties of the polymer electrolyte film...
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MDPI AG
2012-12-01
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Online Access: | http://www.mdpi.com/1996-1944/5/12/2609 |
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author | Norwati Khairul Anuar Ri Hanum Yahaya Subban Nor Sabirin Mohamed |
author_facet | Norwati Khairul Anuar Ri Hanum Yahaya Subban Nor Sabirin Mohamed |
author_sort | Norwati Khairul Anuar |
collection | DOAJ |
description | Polymer electrolyte films, comprising ammonium trifluoromethanesulfonate salt and butyl-trimethyl ammonium bis(trifluoromethylsulfonyl)imide ionic liquid immobilized in poly (ethyl methacrylate) was studied. Structural, morphological, thermal and electrical properties of the polymer electrolyte films were investigated by differential scanning calorimetry, scanning electron microscopy, and impedance spectroscopy, respectively. Interactions of the salt and ionic liquid with the host polymer were investigated by Fourier transform infra-red spectroscopy. Electrochemical stability of the electrolytes was determined using linear sweep voltammetry and transference numbers corresponding to ionic transport has been evaluated by means of the Wagner polarization technique. The highest conductivity achieved is in the order of 10−4 S cm−1 for the film added with 35 wt % butyl trimethylammonium bis (trifluoromethanesulfonyl)imide. The film has high amorphicity and low glass transition temperature of 2 °C. The film is electrochemically stable up to 1.8 V. The ion transference number in the polymer film is 0.82 and the conductivity behavior obeys Vogel-Tamman-Fulcher equation. |
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issn | 1996-1944 |
language | English |
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spelling | doaj.art-6f8147c9c8164e3fa555f0a183f2e34b2022-12-22T02:52:55ZengMDPI AGMaterials1996-19442012-12-015122609262010.3390/ma5122609Properties of PEMA-NH4CF3SO3 Added to BMATSFI Ionic LiquidNorwati Khairul AnuarRi Hanum Yahaya SubbanNor Sabirin MohamedPolymer electrolyte films, comprising ammonium trifluoromethanesulfonate salt and butyl-trimethyl ammonium bis(trifluoromethylsulfonyl)imide ionic liquid immobilized in poly (ethyl methacrylate) was studied. Structural, morphological, thermal and electrical properties of the polymer electrolyte films were investigated by differential scanning calorimetry, scanning electron microscopy, and impedance spectroscopy, respectively. Interactions of the salt and ionic liquid with the host polymer were investigated by Fourier transform infra-red spectroscopy. Electrochemical stability of the electrolytes was determined using linear sweep voltammetry and transference numbers corresponding to ionic transport has been evaluated by means of the Wagner polarization technique. The highest conductivity achieved is in the order of 10−4 S cm−1 for the film added with 35 wt % butyl trimethylammonium bis (trifluoromethanesulfonyl)imide. The film has high amorphicity and low glass transition temperature of 2 °C. The film is electrochemically stable up to 1.8 V. The ion transference number in the polymer film is 0.82 and the conductivity behavior obeys Vogel-Tamman-Fulcher equation.http://www.mdpi.com/1996-1944/5/12/2609polymer electrolytesionic liquidcomplex impedance spectroscopyDSCFTIRLSV |
spellingShingle | Norwati Khairul Anuar Ri Hanum Yahaya Subban Nor Sabirin Mohamed Properties of PEMA-NH4CF3SO3 Added to BMATSFI Ionic Liquid Materials polymer electrolytes ionic liquid complex impedance spectroscopy DSC FTIR LSV |
title | Properties of PEMA-NH4CF3SO3 Added to BMATSFI Ionic Liquid |
title_full | Properties of PEMA-NH4CF3SO3 Added to BMATSFI Ionic Liquid |
title_fullStr | Properties of PEMA-NH4CF3SO3 Added to BMATSFI Ionic Liquid |
title_full_unstemmed | Properties of PEMA-NH4CF3SO3 Added to BMATSFI Ionic Liquid |
title_short | Properties of PEMA-NH4CF3SO3 Added to BMATSFI Ionic Liquid |
title_sort | properties of pema nh4cf3so3 added to bmatsfi ionic liquid |
topic | polymer electrolytes ionic liquid complex impedance spectroscopy DSC FTIR LSV |
url | http://www.mdpi.com/1996-1944/5/12/2609 |
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