The Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods

Paper is the material of choice for a large range of applications because it has many favorable environmental and economic characteristics. Especially in the packaging sector of dry goods and food products, paper has found unique applications. For that purpose, it has to fulfill certain requirements...

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Autores principales:	Lisa Hoffellner, Elias M. Henögl, Patrick Petschacher, Robert Schennach, Erich Leitner
Formato:	article
Lenguaje:	EN
Publicado:	Frontiers Media S.A. 2021
Materias:	cellulose films adsorption desorption solid-phase microextraction temperature-programmed desorption Chemistry QD1-999
Acceso en línea:	https://doaj.org/article/141925b7d9584083a1434468e1f34316
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spelling	oai:doaj.org-article:141925b7d9584083a1434468e1f343162021-11-19T05:20:56ZThe Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods2296-264610.3389/fchem.2021.769022https://doaj.org/article/141925b7d9584083a1434468e1f343162021-11-01T00:00:00Zhttps://www.frontiersin.org/articles/10.3389/fchem.2021.769022/fullhttps://doaj.org/toc/2296-2646Paper is the material of choice for a large range of applications because it has many favorable environmental and economic characteristics. Especially in the packaging sector of dry goods and food products, paper has found unique applications. For that purpose, it has to fulfill certain requirements: Primarily it should protect the packaged goods. In order to ensure the compliance of a paper packaging, its interactions with the packaged goods should be investigated. Therefore, it is of utmost importance to understand how the paper interacts with chemicals of different nature and what factors influence these interactions—be that the nature of the paper or the characteristics of the substances. In this study, we investigated the surface interactions of cellulose thin films with n-decane and deuterated methanol using two different analytical methods: headspace solid-phase microextraction with gas chromatography and flame ionization detection (HS-SPME-GC/FID) and temperature-programmed desorption (TPD). Cellulose thin films were characterized with contact angle and FT-IR measurements and successfully applied as model systems for real paper samples. Regarding the interactions of the cellulose films with the model compounds, the two inherently different methods, HS-SPME-GC/FID and TPD, provide very comparable results. While the nonpolar n-decane was readily released from the cellulose films, the polar model compound deuterated methanol showed a strong interaction with the polar cellulose surface.Lisa HoffellnerLisa HoffellnerElias M. HenöglElias M. HenöglPatrick PetschacherRobert SchennachRobert SchennachErich LeitnerErich LeitnerFrontiers Media S.A.articlecellulose filmsadsorptiondesorptionsolid-phase microextractiontemperature-programmed desorptionChemistryQD1-999ENFrontiers in Chemistry, Vol 9 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	cellulose films adsorption desorption solid-phase microextraction temperature-programmed desorption Chemistry QD1-999
spellingShingle	cellulose films adsorption desorption solid-phase microextraction temperature-programmed desorption Chemistry QD1-999 Lisa Hoffellner Lisa Hoffellner Elias M. Henögl Elias M. Henögl Patrick Petschacher Robert Schennach Robert Schennach Erich Leitner Erich Leitner The Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods
description	Paper is the material of choice for a large range of applications because it has many favorable environmental and economic characteristics. Especially in the packaging sector of dry goods and food products, paper has found unique applications. For that purpose, it has to fulfill certain requirements: Primarily it should protect the packaged goods. In order to ensure the compliance of a paper packaging, its interactions with the packaged goods should be investigated. Therefore, it is of utmost importance to understand how the paper interacts with chemicals of different nature and what factors influence these interactions—be that the nature of the paper or the characteristics of the substances. In this study, we investigated the surface interactions of cellulose thin films with n-decane and deuterated methanol using two different analytical methods: headspace solid-phase microextraction with gas chromatography and flame ionization detection (HS-SPME-GC/FID) and temperature-programmed desorption (TPD). Cellulose thin films were characterized with contact angle and FT-IR measurements and successfully applied as model systems for real paper samples. Regarding the interactions of the cellulose films with the model compounds, the two inherently different methods, HS-SPME-GC/FID and TPD, provide very comparable results. While the nonpolar n-decane was readily released from the cellulose films, the polar model compound deuterated methanol showed a strong interaction with the polar cellulose surface.
format	article
author	Lisa Hoffellner Lisa Hoffellner Elias M. Henögl Elias M. Henögl Patrick Petschacher Robert Schennach Robert Schennach Erich Leitner Erich Leitner
author_facet	Lisa Hoffellner Lisa Hoffellner Elias M. Henögl Elias M. Henögl Patrick Petschacher Robert Schennach Robert Schennach Erich Leitner Erich Leitner
author_sort	Lisa Hoffellner
title	The Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods
title_short	The Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods
title_full	The Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods
title_fullStr	The Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods
title_full_unstemmed	The Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods
title_sort	interaction of cellulose thin films with small organic molecules—comparability of two inherently different methods
publisher	Frontiers Media S.A.
publishDate	2021
url	https://doaj.org/article/141925b7d9584083a1434468e1f34316
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The Interaction of Cellulose Thin Films With Small Organic Molecules—Comparability of Two Inherently Different Methods

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