Harnessing Halogenated Zeolitic Imidazolate Frameworks for Alcohol Vapor Adsorption

This study explores Zeolitic Imidazolate Frameworks (ZIFs) as promising materials for adsorbing alcohol vapors, one of the main contributors to air quality deterioration and adverse health effects. Indeed, this sub-class of Metal–Organic Frameworks (MOFs) offers a promising alternative to convention...

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Main Authors: Kevin Dedecker, Martin Drobek, Anne Julbe
Format: Article
Language:English
Published: MDPI AG 2024-12-01
Series:Molecules
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Online Access:https://www.mdpi.com/1420-3049/29/24/5825
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author Kevin Dedecker
Martin Drobek
Anne Julbe
author_facet Kevin Dedecker
Martin Drobek
Anne Julbe
author_sort Kevin Dedecker
collection DOAJ
description This study explores Zeolitic Imidazolate Frameworks (ZIFs) as promising materials for adsorbing alcohol vapors, one of the main contributors to air quality deterioration and adverse health effects. Indeed, this sub-class of Metal–Organic Frameworks (MOFs) offers a promising alternative to conventional adsorbents like zeolites and activated carbons for air purification. Specifically, this investigation focuses on ZIF-8_Br, a brominated version of ZIF-8_CH<sub>3</sub>, to evaluate its ability to capture aliphatic alcohols at lower partial pressures. The adsorption properties have been investigated using both experimental and computational methods combining Density Functional Theory and Grand Canonical Monte Carlo simulations. The Ideal Adsorbed Solution Theory (IAST) has been used to assess the material selectivity in the presence of binary equimolar alcohol mixtures. Compared to ZIF-8_CH<sub>3</sub>, the brominated analog has been shown to feature a higher affinity for alcohols, a property that could be advantageously exploited in environmental remediation or in the development of membranes for alcohol vapor sensors.
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spelling doaj-art-3e5ce56f5e4d4e9e9bf96d9adc9065eb2024-12-27T14:42:22ZengMDPI AGMolecules1420-30492024-12-012924582510.3390/molecules29245825Harnessing Halogenated Zeolitic Imidazolate Frameworks for Alcohol Vapor AdsorptionKevin Dedecker0Martin Drobek1Anne Julbe2Institut Européen des Membranes (IEM), CNRS, ENSCM, Univ Montpellier, Place Eugène Bataillon, 34095 Montpellier, FranceInstitut Européen des Membranes (IEM), CNRS, ENSCM, Univ Montpellier, Place Eugène Bataillon, 34095 Montpellier, FranceInstitut Européen des Membranes (IEM), CNRS, ENSCM, Univ Montpellier, Place Eugène Bataillon, 34095 Montpellier, FranceThis study explores Zeolitic Imidazolate Frameworks (ZIFs) as promising materials for adsorbing alcohol vapors, one of the main contributors to air quality deterioration and adverse health effects. Indeed, this sub-class of Metal–Organic Frameworks (MOFs) offers a promising alternative to conventional adsorbents like zeolites and activated carbons for air purification. Specifically, this investigation focuses on ZIF-8_Br, a brominated version of ZIF-8_CH<sub>3</sub>, to evaluate its ability to capture aliphatic alcohols at lower partial pressures. The adsorption properties have been investigated using both experimental and computational methods combining Density Functional Theory and Grand Canonical Monte Carlo simulations. The Ideal Adsorbed Solution Theory (IAST) has been used to assess the material selectivity in the presence of binary equimolar alcohol mixtures. Compared to ZIF-8_CH<sub>3</sub>, the brominated analog has been shown to feature a higher affinity for alcohols, a property that could be advantageously exploited in environmental remediation or in the development of membranes for alcohol vapor sensors.https://www.mdpi.com/1420-3049/29/24/5825zeolitic imidazolate frameworkvolatile organic compoundsalcoholadsorptionseparationhalogenated
spellingShingle Kevin Dedecker
Martin Drobek
Anne Julbe
Harnessing Halogenated Zeolitic Imidazolate Frameworks for Alcohol Vapor Adsorption
Molecules
zeolitic imidazolate framework
volatile organic compounds
alcohol
adsorption
separation
halogenated
title Harnessing Halogenated Zeolitic Imidazolate Frameworks for Alcohol Vapor Adsorption
title_full Harnessing Halogenated Zeolitic Imidazolate Frameworks for Alcohol Vapor Adsorption
title_fullStr Harnessing Halogenated Zeolitic Imidazolate Frameworks for Alcohol Vapor Adsorption
title_full_unstemmed Harnessing Halogenated Zeolitic Imidazolate Frameworks for Alcohol Vapor Adsorption
title_short Harnessing Halogenated Zeolitic Imidazolate Frameworks for Alcohol Vapor Adsorption
title_sort harnessing halogenated zeolitic imidazolate frameworks for alcohol vapor adsorption
topic zeolitic imidazolate framework
volatile organic compounds
alcohol
adsorption
separation
halogenated
url https://www.mdpi.com/1420-3049/29/24/5825
work_keys_str_mv AT kevindedecker harnessinghalogenatedzeoliticimidazolateframeworksforalcoholvaporadsorption
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AT annejulbe harnessinghalogenatedzeoliticimidazolateframeworksforalcoholvaporadsorption