Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs

Recycling of waste rubber gloves is an alternative to sustainable methods in ensuring that waste rubber does not pile up. The main focus of this investigation is to evaluate the potential of utilising waste rubber gloves as fillers in unsaturated polyester-based composites. The evaluation also studi...

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Main Authors: Mustafa, Nuzaimah, Salit, Mohd Sapuan, Razali, Nadlene, Jawaid, Mohammad
Format: Article
Language:English
Published: Springer Verlag 2019
Online Access:http://psasir.upm.edu.my/id/eprint/81359/1/GLOVE.pdf
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author Mustafa, Nuzaimah
Salit, Mohd Sapuan
Razali, Nadlene
Jawaid, Mohammad
author_facet Mustafa, Nuzaimah
Salit, Mohd Sapuan
Razali, Nadlene
Jawaid, Mohammad
author_sort Mustafa, Nuzaimah
collection UPM
description Recycling of waste rubber gloves is an alternative to sustainable methods in ensuring that waste rubber does not pile up. The main focus of this investigation is to evaluate the potential of utilising waste rubber gloves as fillers in unsaturated polyester-based composites. The evaluation also studies the effect of different loading of rubber content towards the composite’s mechanical properties with 8 different rubber contents being considered. Rubber contents of 5, 10, 15, 20, 25, 30, 35 and 40 wt. % have been studied in this work. Waste rubber gloves were ground into crumbs using cryogenic grinding and added into the unsaturated polyester. The composite is characterised for its tensile and flexural strength, elastic modulus, impact strength and fracture surface morphology. The addition of rubber crumbs has increased the toughness of the composite while it decreased the tensile strength, flexural strength and elastic modulus. Due to rubber hydrophobic behaviour, adhesion between rubber crumbs and polyester gets weaker as the rubber content was increased, therefore the tensile strength of the composite dropped. The SEM micrographs of the tensile fracture surface of the composite revealed that voids in the composite increases as the rubber content is increased. Voids occur due to inhomogeneous distribution of rubber crumbs throughout the composite.
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spelling upm.eprints-813592021-06-13T23:14:00Z http://psasir.upm.edu.my/id/eprint/81359/ Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs Mustafa, Nuzaimah Salit, Mohd Sapuan Razali, Nadlene Jawaid, Mohammad Recycling of waste rubber gloves is an alternative to sustainable methods in ensuring that waste rubber does not pile up. The main focus of this investigation is to evaluate the potential of utilising waste rubber gloves as fillers in unsaturated polyester-based composites. The evaluation also studies the effect of different loading of rubber content towards the composite’s mechanical properties with 8 different rubber contents being considered. Rubber contents of 5, 10, 15, 20, 25, 30, 35 and 40 wt. % have been studied in this work. Waste rubber gloves were ground into crumbs using cryogenic grinding and added into the unsaturated polyester. The composite is characterised for its tensile and flexural strength, elastic modulus, impact strength and fracture surface morphology. The addition of rubber crumbs has increased the toughness of the composite while it decreased the tensile strength, flexural strength and elastic modulus. Due to rubber hydrophobic behaviour, adhesion between rubber crumbs and polyester gets weaker as the rubber content was increased, therefore the tensile strength of the composite dropped. The SEM micrographs of the tensile fracture surface of the composite revealed that voids in the composite increases as the rubber content is increased. Voids occur due to inhomogeneous distribution of rubber crumbs throughout the composite. Springer Verlag 2019 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/81359/1/GLOVE.pdf Mustafa, Nuzaimah and Salit, Mohd Sapuan and Razali, Nadlene and Jawaid, Mohammad (2019) Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs. Fibers and Polymers, 20 (6). pp. 1290-1300. ISSN 1229-9197; ESSN: 1875-0052 https://link.springer.com/article/10.1007/s12221-019-8887-y 10.1007/s12221-019-8887-y
spellingShingle Mustafa, Nuzaimah
Salit, Mohd Sapuan
Razali, Nadlene
Jawaid, Mohammad
Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs
title Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs
title_full Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs
title_fullStr Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs
title_full_unstemmed Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs
title_short Microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs
title_sort microstructure and mechanical properties of unsaturated polyester composites filled with waste rubber glove crumbs
url http://psasir.upm.edu.my/id/eprint/81359/1/GLOVE.pdf
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