Studies on the Effect of Hybridization on Sound Insulation of Coir-banana-polypropylene Hybrid Biocomposites

Natural fiber-based hybrid composites have been explored in this study as possible structural materials. Detailed investigation of sound insulation property of a series of hybrid and nonhybrid composites has been carried out using impedance tube having four microphones. Hybrid biocomposites were pre...

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Main Authors: Vikas Kumar Singh, Samrat Mukhopadhyay
Format: Article
Language:English
Published: Taylor & Francis Group 2022-01-01
Series:Journal of Natural Fibers
Subjects:
Online Access:http://dx.doi.org/10.1080/15440478.2020.1745116
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author Vikas Kumar Singh
Samrat Mukhopadhyay
author_facet Vikas Kumar Singh
Samrat Mukhopadhyay
author_sort Vikas Kumar Singh
collection DOAJ
description Natural fiber-based hybrid composites have been explored in this study as possible structural materials. Detailed investigation of sound insulation property of a series of hybrid and nonhybrid composites has been carried out using impedance tube having four microphones. Hybrid biocomposites were prepared with chopped and randomly oriented coir and banana fibers. Polypropylene was used as a matrix and compression molding technique was used for composite fabrication. The ratio of both fibers in hybrid biocomposites was maintained at 1:1. The effect of fiber loading and arrangement of fibers on sound insulation property of composites was investigated. It was found that fiber loading and hybridization bear a significant role in improving sound insulation property of hybrid composites. Experimental results showed that increase in fiber loading considerably improved the sound insulation up to a certain limit. The sound insulation property of hybrid and nonhybrid composites has been subsequently discussed. The results showed that sound insulation performance can be customized by structural parameters such as volume fraction, dispersion, ratio, and placement of fibers with respect to sound source, without necessitating a change in raw material.
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spelling doaj.art-bf738e7d334b44edafe204225c635b872023-09-20T12:50:18ZengTaylor & Francis GroupJournal of Natural Fibers1544-04781544-046X2022-01-0119134935810.1080/15440478.2020.17451161745116Studies on the Effect of Hybridization on Sound Insulation of Coir-banana-polypropylene Hybrid BiocompositesVikas Kumar Singh0Samrat Mukhopadhyay1Indian Institute of Technology (I.I.T.)Indian Institute of Technology (I.I.T.)Natural fiber-based hybrid composites have been explored in this study as possible structural materials. Detailed investigation of sound insulation property of a series of hybrid and nonhybrid composites has been carried out using impedance tube having four microphones. Hybrid biocomposites were prepared with chopped and randomly oriented coir and banana fibers. Polypropylene was used as a matrix and compression molding technique was used for composite fabrication. The ratio of both fibers in hybrid biocomposites was maintained at 1:1. The effect of fiber loading and arrangement of fibers on sound insulation property of composites was investigated. It was found that fiber loading and hybridization bear a significant role in improving sound insulation property of hybrid composites. Experimental results showed that increase in fiber loading considerably improved the sound insulation up to a certain limit. The sound insulation property of hybrid and nonhybrid composites has been subsequently discussed. The results showed that sound insulation performance can be customized by structural parameters such as volume fraction, dispersion, ratio, and placement of fibers with respect to sound source, without necessitating a change in raw material.http://dx.doi.org/10.1080/15440478.2020.1745116natural fibersacousticnoisehybridizationpolymer compositesimpedance tube
spellingShingle Vikas Kumar Singh
Samrat Mukhopadhyay
Studies on the Effect of Hybridization on Sound Insulation of Coir-banana-polypropylene Hybrid Biocomposites
Journal of Natural Fibers
natural fibers
acoustic
noise
hybridization
polymer composites
impedance tube
title Studies on the Effect of Hybridization on Sound Insulation of Coir-banana-polypropylene Hybrid Biocomposites
title_full Studies on the Effect of Hybridization on Sound Insulation of Coir-banana-polypropylene Hybrid Biocomposites
title_fullStr Studies on the Effect of Hybridization on Sound Insulation of Coir-banana-polypropylene Hybrid Biocomposites
title_full_unstemmed Studies on the Effect of Hybridization on Sound Insulation of Coir-banana-polypropylene Hybrid Biocomposites
title_short Studies on the Effect of Hybridization on Sound Insulation of Coir-banana-polypropylene Hybrid Biocomposites
title_sort studies on the effect of hybridization on sound insulation of coir banana polypropylene hybrid biocomposites
topic natural fibers
acoustic
noise
hybridization
polymer composites
impedance tube
url http://dx.doi.org/10.1080/15440478.2020.1745116
work_keys_str_mv AT vikaskumarsingh studiesontheeffectofhybridizationonsoundinsulationofcoirbananapolypropylenehybridbiocomposites
AT samratmukhopadhyay studiesontheeffectofhybridizationonsoundinsulationofcoirbananapolypropylenehybridbiocomposites