Thermal and Electrochemical Properties of Ionic Liquids Bearing Allyl Group with Sulfonate-Based Anions—Application Potential in Epoxy Resin Curing Process

Sulfonate-based ionic liquids (ILs) with allyl-containing cations have been previously obtained by us, however, the present study aims to investigate the thermal, electrochemical and curing properties of these ILs. To determine the temperature range in which ionic liquid maintains a liquid state, th...

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Main Authors: Andrea Szpecht, Dawid Zielinski, Maciej Galinski, Marcin Smiglak
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/28/2/709
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author Andrea Szpecht
Dawid Zielinski
Maciej Galinski
Marcin Smiglak
author_facet Andrea Szpecht
Dawid Zielinski
Maciej Galinski
Marcin Smiglak
author_sort Andrea Szpecht
collection DOAJ
description Sulfonate-based ionic liquids (ILs) with allyl-containing cations have been previously obtained by us, however, the present study aims to investigate the thermal, electrochemical and curing properties of these ILs. To determine the temperature range in which ionic liquid maintains a liquid state, thermal properties must be examined using Differential Scanning Calorimetry (DSC) and Thermogravimetric Analysis (TGA). Melting, cold crystallization and glass transition temperatures are discussed, as well as decomposition temperatures for imidazolium- and pyridinium-based ionic liquids. The conductivity and electrochemical stability ranges were studied in order to investigate their potential applicability as electrolytes. Finally, the potential of triflate-based ILs as polymerization initiators for epoxy resins was proven.
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spelling doaj.art-f9a35dfd54d046bcae15e9805b1945cb2023-11-30T23:43:41ZengMDPI AGMolecules1420-30492023-01-0128270910.3390/molecules28020709Thermal and Electrochemical Properties of Ionic Liquids Bearing Allyl Group with Sulfonate-Based Anions—Application Potential in Epoxy Resin Curing ProcessAndrea Szpecht0Dawid Zielinski1Maciej Galinski2Marcin Smiglak3Poznan Science and Technology Park, Adam Mickiewicz University Foundation, 61-612 Poznań, PolandPoznan Science and Technology Park, Adam Mickiewicz University Foundation, 61-612 Poznań, PolandInstitute of Chemistry and Technical Electrochemistry, Poznan University of Technology, 60-965 Poznań, PolandPoznan Science and Technology Park, Adam Mickiewicz University Foundation, 61-612 Poznań, PolandSulfonate-based ionic liquids (ILs) with allyl-containing cations have been previously obtained by us, however, the present study aims to investigate the thermal, electrochemical and curing properties of these ILs. To determine the temperature range in which ionic liquid maintains a liquid state, thermal properties must be examined using Differential Scanning Calorimetry (DSC) and Thermogravimetric Analysis (TGA). Melting, cold crystallization and glass transition temperatures are discussed, as well as decomposition temperatures for imidazolium- and pyridinium-based ionic liquids. The conductivity and electrochemical stability ranges were studied in order to investigate their potential applicability as electrolytes. Finally, the potential of triflate-based ILs as polymerization initiators for epoxy resins was proven.https://www.mdpi.com/1420-3049/28/2/709ionic liquidsallyl-based ionic liquidsthermal propertiesconductivityelectrochemical windowepoxy resins
spellingShingle Andrea Szpecht
Dawid Zielinski
Maciej Galinski
Marcin Smiglak
Thermal and Electrochemical Properties of Ionic Liquids Bearing Allyl Group with Sulfonate-Based Anions—Application Potential in Epoxy Resin Curing Process
Molecules
ionic liquids
allyl-based ionic liquids
thermal properties
conductivity
electrochemical window
epoxy resins
title Thermal and Electrochemical Properties of Ionic Liquids Bearing Allyl Group with Sulfonate-Based Anions—Application Potential in Epoxy Resin Curing Process
title_full Thermal and Electrochemical Properties of Ionic Liquids Bearing Allyl Group with Sulfonate-Based Anions—Application Potential in Epoxy Resin Curing Process
title_fullStr Thermal and Electrochemical Properties of Ionic Liquids Bearing Allyl Group with Sulfonate-Based Anions—Application Potential in Epoxy Resin Curing Process
title_full_unstemmed Thermal and Electrochemical Properties of Ionic Liquids Bearing Allyl Group with Sulfonate-Based Anions—Application Potential in Epoxy Resin Curing Process
title_short Thermal and Electrochemical Properties of Ionic Liquids Bearing Allyl Group with Sulfonate-Based Anions—Application Potential in Epoxy Resin Curing Process
title_sort thermal and electrochemical properties of ionic liquids bearing allyl group with sulfonate based anions application potential in epoxy resin curing process
topic ionic liquids
allyl-based ionic liquids
thermal properties
conductivity
electrochemical window
epoxy resins
url https://www.mdpi.com/1420-3049/28/2/709
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