The Importance of Fiber/Matrix Adhesion and Annealing Process in Water Uptake of PLA/PMMA Matrix Composites Reinforced with Sisal Fibers: The Effect of Coupling Agent Addition

With the aim to open new applications possibilities to novel biocomposites based on PLA/PMMA matrix and reinforced with sisal fibers, it was studied the effect of water immersion aging on biocomposite tensile properties. In the current study it was evidenced the importance of the annealing process a...

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Main Authors: Ander Orue, Jon Anakabe, Ane Miren Zaldua-Huici, Arantxa Eceiza, Aitor Arbelaiz
Format: Article
Language:English
Published: Taylor & Francis Group 2022-11-01
Series:Journal of Natural Fibers
Subjects:
Online Access:http://dx.doi.org/10.1080/15440478.2022.2028211
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author Ander Orue
Jon Anakabe
Ane Miren Zaldua-Huici
Arantxa Eceiza
Aitor Arbelaiz
author_facet Ander Orue
Jon Anakabe
Ane Miren Zaldua-Huici
Arantxa Eceiza
Aitor Arbelaiz
author_sort Ander Orue
collection DOAJ
description With the aim to open new applications possibilities to novel biocomposites based on PLA/PMMA matrix and reinforced with sisal fibers, it was studied the effect of water immersion aging on biocomposite tensile properties. In the current study it was evidenced the importance of the annealing process and fiber/matrix adhesion on the mechanical performance of composites after immersing in water for around 7 months. The presence of the copolymer and the annealing process led to the minor extent of damage of mechanical properties of prepared biocomposites. Results obtained in the current study suggested that although the amount of copolymer incorporated in composites was low, the presence of copolymer is crucial to improve fiber/matrix adhesion and consequently the mechanical performance of composites after immersing in water. It was observed that even though the water uptake damaged the interfacial adhesion, leading to the tensile strength reduction; however, annealed composite with 30 wt% of fiber and modified with the copolymer showed a strength value of around 53.5 MPa. It must highlighted that even though water aged for 7 months, the annealed composite with copolymer showed yet a higher strength value than dried commercial mineral-filled PP composites reported in the literature.
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spelling doaj.art-7b2420e484be4fe998d4da2316f81dc42023-09-20T13:25:59ZengTaylor & Francis GroupJournal of Natural Fibers1544-04781544-046X2022-11-011915115241153510.1080/15440478.2022.20282112028211The Importance of Fiber/Matrix Adhesion and Annealing Process in Water Uptake of PLA/PMMA Matrix Composites Reinforced with Sisal Fibers: The Effect of Coupling Agent AdditionAnder Orue0Jon Anakabe1Ane Miren Zaldua-Huici2Arantxa Eceiza3Aitor Arbelaiz4Gipuzkoa, University of the Basque Country UPV/EHULeartiker S. CoopLeartiker S. CoopGipuzkoa, University of the Basque Country UPV/EHUGipuzkoa, University of the Basque Country UPV/EHUWith the aim to open new applications possibilities to novel biocomposites based on PLA/PMMA matrix and reinforced with sisal fibers, it was studied the effect of water immersion aging on biocomposite tensile properties. In the current study it was evidenced the importance of the annealing process and fiber/matrix adhesion on the mechanical performance of composites after immersing in water for around 7 months. The presence of the copolymer and the annealing process led to the minor extent of damage of mechanical properties of prepared biocomposites. Results obtained in the current study suggested that although the amount of copolymer incorporated in composites was low, the presence of copolymer is crucial to improve fiber/matrix adhesion and consequently the mechanical performance of composites after immersing in water. It was observed that even though the water uptake damaged the interfacial adhesion, leading to the tensile strength reduction; however, annealed composite with 30 wt% of fiber and modified with the copolymer showed a strength value of around 53.5 MPa. It must highlighted that even though water aged for 7 months, the annealed composite with copolymer showed yet a higher strength value than dried commercial mineral-filled PP composites reported in the literature.http://dx.doi.org/10.1080/15440478.2022.2028211sisal fiberspolymer-matrix compositeswater uptakemechanical propertiespoly(lactic acid)poly(methyl methacrylate)
spellingShingle Ander Orue
Jon Anakabe
Ane Miren Zaldua-Huici
Arantxa Eceiza
Aitor Arbelaiz
The Importance of Fiber/Matrix Adhesion and Annealing Process in Water Uptake of PLA/PMMA Matrix Composites Reinforced with Sisal Fibers: The Effect of Coupling Agent Addition
Journal of Natural Fibers
sisal fibers
polymer-matrix composites
water uptake
mechanical properties
poly(lactic acid)
poly(methyl methacrylate)
title The Importance of Fiber/Matrix Adhesion and Annealing Process in Water Uptake of PLA/PMMA Matrix Composites Reinforced with Sisal Fibers: The Effect of Coupling Agent Addition
title_full The Importance of Fiber/Matrix Adhesion and Annealing Process in Water Uptake of PLA/PMMA Matrix Composites Reinforced with Sisal Fibers: The Effect of Coupling Agent Addition
title_fullStr The Importance of Fiber/Matrix Adhesion and Annealing Process in Water Uptake of PLA/PMMA Matrix Composites Reinforced with Sisal Fibers: The Effect of Coupling Agent Addition
title_full_unstemmed The Importance of Fiber/Matrix Adhesion and Annealing Process in Water Uptake of PLA/PMMA Matrix Composites Reinforced with Sisal Fibers: The Effect of Coupling Agent Addition
title_short The Importance of Fiber/Matrix Adhesion and Annealing Process in Water Uptake of PLA/PMMA Matrix Composites Reinforced with Sisal Fibers: The Effect of Coupling Agent Addition
title_sort importance of fiber matrix adhesion and annealing process in water uptake of pla pmma matrix composites reinforced with sisal fibers the effect of coupling agent addition
topic sisal fibers
polymer-matrix composites
water uptake
mechanical properties
poly(lactic acid)
poly(methyl methacrylate)
url http://dx.doi.org/10.1080/15440478.2022.2028211
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