Peanut Shell Derived Carbon Combined with Nano Cobalt: An Effective Flame Retardant for Epoxy Resin

Biomass-derived carbon has been recognised as a green, economic and promising flame retardant (FR) for polymer matrix. In this paper, it is considered that the two-dimensional (2D) structure of carbonised peanut shells (PS) can lead to a physical barrier effect on polymers. The carbonised sample was...

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Autores principales: Jing Liang, Wenhao Yang, Anthony Chun Yin Yuen, Hu Long, Shuilai Qiu, Ivan Miguel De Cachinho Cordeiro, Wei Wang, Timothy Bo Yuan Chen, Yuan Hu, Guan Heng Yeoh
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/57f46b7f150b48ada85279395913fa19
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spelling oai:doaj.org-article:57f46b7f150b48ada85279395913fa192021-11-11T18:37:28ZPeanut Shell Derived Carbon Combined with Nano Cobalt: An Effective Flame Retardant for Epoxy Resin10.3390/molecules262166621420-3049https://doaj.org/article/57f46b7f150b48ada85279395913fa192021-11-01T00:00:00Zhttps://www.mdpi.com/1420-3049/26/21/6662https://doaj.org/toc/1420-3049Biomass-derived carbon has been recognised as a green, economic and promising flame retardant (FR) for polymer matrix. In this paper, it is considered that the two-dimensional (2D) structure of carbonised peanut shells (PS) can lead to a physical barrier effect on polymers. The carbonised sample was prepared by the three facile methods, and firstly adopted as flame retardants for epoxy resin. The results of thermal gravimetric analysis (TGA) and cone calorimeter tests indicate that the carbon combined with nano Cobalt provides the most outstanding thermal stability in the current study. With 3 wt.% addition of the FR, both peak heat release rate (pHRR) and peak smoke production rate (PSPR) decrease by 37.9% and 33.3%, correspondingly. The flame retardancy mechanisms of the FR are further explored by XPS and TG-FTIR. The effectiveness of carbonised PS can be mainly attributed to the physical barrier effect derived by PS’s 2D structure and the catalysis effect from Cobalt, which contribute to form a dense char layer.Jing LiangWenhao YangAnthony Chun Yin YuenHu LongShuilai QiuIvan Miguel De Cachinho CordeiroWei WangTimothy Bo Yuan ChenYuan HuGuan Heng YeohMDPI AGarticlepeanut shellphysical barrier effectcarboncatalysis effectflame retardantOrganic chemistryQD241-441ENMolecules, Vol 26, Iss 6662, p 6662 (2021)
institution DOAJ
collection DOAJ
language EN
topic peanut shell
physical barrier effect
carbon
catalysis effect
flame retardant
Organic chemistry
QD241-441
spellingShingle peanut shell
physical barrier effect
carbon
catalysis effect
flame retardant
Organic chemistry
QD241-441
Jing Liang
Wenhao Yang
Anthony Chun Yin Yuen
Hu Long
Shuilai Qiu
Ivan Miguel De Cachinho Cordeiro
Wei Wang
Timothy Bo Yuan Chen
Yuan Hu
Guan Heng Yeoh
Peanut Shell Derived Carbon Combined with Nano Cobalt: An Effective Flame Retardant for Epoxy Resin
description Biomass-derived carbon has been recognised as a green, economic and promising flame retardant (FR) for polymer matrix. In this paper, it is considered that the two-dimensional (2D) structure of carbonised peanut shells (PS) can lead to a physical barrier effect on polymers. The carbonised sample was prepared by the three facile methods, and firstly adopted as flame retardants for epoxy resin. The results of thermal gravimetric analysis (TGA) and cone calorimeter tests indicate that the carbon combined with nano Cobalt provides the most outstanding thermal stability in the current study. With 3 wt.% addition of the FR, both peak heat release rate (pHRR) and peak smoke production rate (PSPR) decrease by 37.9% and 33.3%, correspondingly. The flame retardancy mechanisms of the FR are further explored by XPS and TG-FTIR. The effectiveness of carbonised PS can be mainly attributed to the physical barrier effect derived by PS’s 2D structure and the catalysis effect from Cobalt, which contribute to form a dense char layer.
format article
author Jing Liang
Wenhao Yang
Anthony Chun Yin Yuen
Hu Long
Shuilai Qiu
Ivan Miguel De Cachinho Cordeiro
Wei Wang
Timothy Bo Yuan Chen
Yuan Hu
Guan Heng Yeoh
author_facet Jing Liang
Wenhao Yang
Anthony Chun Yin Yuen
Hu Long
Shuilai Qiu
Ivan Miguel De Cachinho Cordeiro
Wei Wang
Timothy Bo Yuan Chen
Yuan Hu
Guan Heng Yeoh
author_sort Jing Liang
title Peanut Shell Derived Carbon Combined with Nano Cobalt: An Effective Flame Retardant for Epoxy Resin
title_short Peanut Shell Derived Carbon Combined with Nano Cobalt: An Effective Flame Retardant for Epoxy Resin
title_full Peanut Shell Derived Carbon Combined with Nano Cobalt: An Effective Flame Retardant for Epoxy Resin
title_fullStr Peanut Shell Derived Carbon Combined with Nano Cobalt: An Effective Flame Retardant for Epoxy Resin
title_full_unstemmed Peanut Shell Derived Carbon Combined with Nano Cobalt: An Effective Flame Retardant for Epoxy Resin
title_sort peanut shell derived carbon combined with nano cobalt: an effective flame retardant for epoxy resin
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/57f46b7f150b48ada85279395913fa19
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