Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites

Kenaf fibres demonstrate enormous potential in fibre reinforced composites with the excellent performance and environmental benefits. In this work, kenaf fibres were treated with NaOH at the concentrations of 1%, 2%, and 3%. Effects of the alkaline treatments on the mechanical properties of fibre an...

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Main Authors: Ren, Zilong, Wang, Chunhong, Zuo, Qi, Yousfani, Sheraz Hussain Siddique, Noor Intan Saffinaz Anuar, Sarani Zakaria, Liu, Xiaoling
Format: Article
Language:English
Published: Penerbit Universiti Kebangsaan Malaysia 2019
Online Access:http://journalarticle.ukm.my/13066/1/20%20Zilong%20Ren.pdf
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author Ren, Zilong
Wang, Chunhong
Zuo, Qi
Yousfani, Sheraz Hussain Siddique
Noor Intan Saffinaz Anuar,
Sarani Zakaria,
Liu, Xiaoling
author_facet Ren, Zilong
Wang, Chunhong
Zuo, Qi
Yousfani, Sheraz Hussain Siddique
Noor Intan Saffinaz Anuar,
Sarani Zakaria,
Liu, Xiaoling
author_sort Ren, Zilong
collection UKM
description Kenaf fibres demonstrate enormous potential in fibre reinforced composites with the excellent performance and environmental benefits. In this work, kenaf fibres were treated with NaOH at the concentrations of 1%, 2%, and 3%. Effects of the alkaline treatments on the mechanical properties of fibre and interfacial shear properties (IFSS) of the resulted composites were systematically evaluated. In addition, relationship between tensile strength and surface friction coefficient of kenaf fibre was shown. Relationship between tensile strength of fibre and IFSS of composites were explored. They were conducted by correlation analysis method. The results indicated that after NaOH treatment, kenaf fibres has increased in tensile strength, surface roughness, friction coefficient, but decreased in diameter. Tensile properties, flexural properties and water absorption of unidirectional kenaf fibre reinforced epoxy resin composites have improved. IFSS of composite treated at 2% alkali has increased by 10.34%, compared to composites untreated fibres. Correlation analysis indicated that there was no significant correlation between kenaf fibre tensile strength and IFSS of the composite. On the other hand, there was significant correlation between kenaf fibre surface friction and the IFSS of the composite with the correlation coefficient of 0.905.
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spelling ukm.eprints-130662019-06-20T14:44:04Z http://journalarticle.ukm.my/13066/ Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites Ren, Zilong Wang, Chunhong Zuo, Qi Yousfani, Sheraz Hussain Siddique Noor Intan Saffinaz Anuar, Sarani Zakaria, Liu, Xiaoling Kenaf fibres demonstrate enormous potential in fibre reinforced composites with the excellent performance and environmental benefits. In this work, kenaf fibres were treated with NaOH at the concentrations of 1%, 2%, and 3%. Effects of the alkaline treatments on the mechanical properties of fibre and interfacial shear properties (IFSS) of the resulted composites were systematically evaluated. In addition, relationship between tensile strength and surface friction coefficient of kenaf fibre was shown. Relationship between tensile strength of fibre and IFSS of composites were explored. They were conducted by correlation analysis method. The results indicated that after NaOH treatment, kenaf fibres has increased in tensile strength, surface roughness, friction coefficient, but decreased in diameter. Tensile properties, flexural properties and water absorption of unidirectional kenaf fibre reinforced epoxy resin composites have improved. IFSS of composite treated at 2% alkali has increased by 10.34%, compared to composites untreated fibres. Correlation analysis indicated that there was no significant correlation between kenaf fibre tensile strength and IFSS of the composite. On the other hand, there was significant correlation between kenaf fibre surface friction and the IFSS of the composite with the correlation coefficient of 0.905. Penerbit Universiti Kebangsaan Malaysia 2019-01 Article PeerReviewed application/pdf en http://journalarticle.ukm.my/13066/1/20%20Zilong%20Ren.pdf Ren, Zilong and Wang, Chunhong and Zuo, Qi and Yousfani, Sheraz Hussain Siddique and Noor Intan Saffinaz Anuar, and Sarani Zakaria, and Liu, Xiaoling (2019) Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites. Sains Malaysiana, 48 (1). pp. 173-181. ISSN 0126-6039 http://www.ukm.my/jsm/malay_journals/jilid48bil1_2019/KandunganJilid48Bil1_2019.html
spellingShingle Ren, Zilong
Wang, Chunhong
Zuo, Qi
Yousfani, Sheraz Hussain Siddique
Noor Intan Saffinaz Anuar,
Sarani Zakaria,
Liu, Xiaoling
Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites
title Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites
title_full Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites
title_fullStr Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites
title_full_unstemmed Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites
title_short Effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites
title_sort effect of alkali treatment on interfacial and mechanical properties of kenaf fibre reinforced epoxy unidirectional composites
url http://journalarticle.ukm.my/13066/1/20%20Zilong%20Ren.pdf
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