Wood Waste Turned Into Value Added Products: Thermal Plasticization by Benzylation Process

Sawdust is usually considered as waste in wood-using industries. These materials can be converted into value added thermoplastics by means of benzylation. Products can be utilized in different applications where plastics are used. Thermoplasticization process was carried out with benzyl chloride und...

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Autores principales: Birol Üner, Gökhan Köse, Yeşim Yürümez, Ömer Ümit Yalçın, Mehmet Akgül
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Lenguaje:EN
Publicado: University of Zagreb, Faculty of Forestry and Wood Technology 2017
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Acceso en línea:https://doaj.org/article/743bbc8b53ce4cddbb7ea76736aed8b2
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spelling oai:doaj.org-article:743bbc8b53ce4cddbb7ea76736aed8b22021-12-02T07:24:06ZWood Waste Turned Into Value Added Products: Thermal Plasticization by Benzylation Process10.5552/drind.2016.15340012-67721847-1153https://doaj.org/article/743bbc8b53ce4cddbb7ea76736aed8b22017-01-01T00:00:00Zhttp://hrcak.srce.hr/172519https://doaj.org/toc/0012-6772https://doaj.org/toc/1847-1153Sawdust is usually considered as waste in wood-using industries. These materials can be converted into value added thermoplastics by means of benzylation. Products can be utilized in different applications where plastics are used. Thermoplasticization process was carried out with benzyl chloride under different alkaline conditions, 15, 25 and 35 %, respectively. Alkali ions and concentration affect the substitution reaction. Tailored material structure was remarkably changed. In order to detect changes, crystallinity index of the materials and thermal properties were analyzed. In FTIR spectra, the peaks appeared at 698 cm-1 and 740 cm-1, which indicates the aromatic C-C angular deformation. Multiple peak appears at 3030 cm-1, which indicates benzylation of the materials. The peak increase can be observed at 1596 cm-1 due to the aromatic deformation. Benzyl groups attached to hydroxyl to form ether groups increase the peak intensity. As a result of that, hydrogen bond energy changes and crystallinity of the materials is reduced. This substitution of functional groups changes the decomposition temperature of modified materials. It reduces the decomposition temperature to between 330 and 350 ºC. Thermogravimetric analysis revealed that modified products were characterized by poorer thermal stability compared to raw materials.Birol ÜnerGökhan KöseYeşim YürümezÖmer Ümit YalçınMehmet AkgülUniversity of Zagreb, Faculty of Forestry and Wood Technologyarticlethermoplastic resinhydrogen bond energycrystallinitythermal propertiesForestrySD1-669.5ENDrvna Industrija, Vol 67, Iss 4, Pp 315-322 (2017)
institution DOAJ
collection DOAJ
language EN
topic thermoplastic resin
hydrogen bond energy
crystallinity
thermal properties
Forestry
SD1-669.5
spellingShingle thermoplastic resin
hydrogen bond energy
crystallinity
thermal properties
Forestry
SD1-669.5
Birol Üner
Gökhan Köse
Yeşim Yürümez
Ömer Ümit Yalçın
Mehmet Akgül
Wood Waste Turned Into Value Added Products: Thermal Plasticization by Benzylation Process
description Sawdust is usually considered as waste in wood-using industries. These materials can be converted into value added thermoplastics by means of benzylation. Products can be utilized in different applications where plastics are used. Thermoplasticization process was carried out with benzyl chloride under different alkaline conditions, 15, 25 and 35 %, respectively. Alkali ions and concentration affect the substitution reaction. Tailored material structure was remarkably changed. In order to detect changes, crystallinity index of the materials and thermal properties were analyzed. In FTIR spectra, the peaks appeared at 698 cm-1 and 740 cm-1, which indicates the aromatic C-C angular deformation. Multiple peak appears at 3030 cm-1, which indicates benzylation of the materials. The peak increase can be observed at 1596 cm-1 due to the aromatic deformation. Benzyl groups attached to hydroxyl to form ether groups increase the peak intensity. As a result of that, hydrogen bond energy changes and crystallinity of the materials is reduced. This substitution of functional groups changes the decomposition temperature of modified materials. It reduces the decomposition temperature to between 330 and 350 ºC. Thermogravimetric analysis revealed that modified products were characterized by poorer thermal stability compared to raw materials.
format article
author Birol Üner
Gökhan Köse
Yeşim Yürümez
Ömer Ümit Yalçın
Mehmet Akgül
author_facet Birol Üner
Gökhan Köse
Yeşim Yürümez
Ömer Ümit Yalçın
Mehmet Akgül
author_sort Birol Üner
title Wood Waste Turned Into Value Added Products: Thermal Plasticization by Benzylation Process
title_short Wood Waste Turned Into Value Added Products: Thermal Plasticization by Benzylation Process
title_full Wood Waste Turned Into Value Added Products: Thermal Plasticization by Benzylation Process
title_fullStr Wood Waste Turned Into Value Added Products: Thermal Plasticization by Benzylation Process
title_full_unstemmed Wood Waste Turned Into Value Added Products: Thermal Plasticization by Benzylation Process
title_sort wood waste turned into value added products: thermal plasticization by benzylation process
publisher University of Zagreb, Faculty of Forestry and Wood Technology
publishDate 2017
url https://doaj.org/article/743bbc8b53ce4cddbb7ea76736aed8b2
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