Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer

Determination of the thermal characteristics and temperature-dependent rheological properties of the magnetorheological elastomers (MREs) is of paramount importance particularly with regards to MRE applications. Hitherto, a paucity of temperature dependent analysis has been conducted by MRE research...

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Main Authors: Yunus, Nurul Azhani, Mazlan, Saiful Amri, Ubaidillah, Ubaidillah, Abdul Aziz, Siti Aishah, Tan Shilan, Salihah, Abdul Wahab, Nurul Ain
Format: Article
Language:English
Published: MDPI AG 2019
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Online Access:http://eprints.utm.my/id/eprint/88524/1/SaifulAmriMazlan2019_ThermalStabilityandRheologicalPropertiesofEpoxidized.pdf
http://eprints.utm.my/id/eprint/88524/
http://dx.doi.org/10.3390/ijms20030746
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spelling my.utm.885242020-12-15T00:19:42Z http://eprints.utm.my/id/eprint/88524/ Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer Yunus, Nurul Azhani Mazlan, Saiful Amri Ubaidillah, Ubaidillah Abdul Aziz, Siti Aishah Tan Shilan, Salihah Abdul Wahab, Nurul Ain TA Engineering (General). Civil engineering (General) Determination of the thermal characteristics and temperature-dependent rheological properties of the magnetorheological elastomers (MREs) is of paramount importance particularly with regards to MRE applications. Hitherto, a paucity of temperature dependent analysis has been conducted by MRE researchers. In this study, an investigation on the thermal and rheological properties of epoxidized natural rubber (ENR)-based MREs was performed. Various percentages of carbonyl iron particles (CIPs) were blended with the ENR compound using a two roll-mill for the preparation of the ENR-based MRE samples. The morphological, elemental, and thermal analyses were performed before the rheological test. Several characterizations, as well as the effects of the strain amplitude, temperature, and magnetic field on the rheological properties of ENR-based MRE samples, were evaluated. The micrographs and elemental results were well-correlated regarding the CIP and Fe contents, and a uniform distribution of CIPs was achieved. The results of the thermal test indicated that the incorporation of CIPs enhanced the thermal stability of the ENR-based MREs. Based on the rheological analysis, the storage modulus and loss factor were dependent on the CIP content and strain amplitude. The effect of temperature on the rheological properties revealed that the stiffness of the ENR-based MREs was considered stable, and they were appropriate to be employed in the MRE devices exposed to high temperatures above 45 ºC. MDPI AG 2019-02-01 Article PeerReviewed application/pdf en http://eprints.utm.my/id/eprint/88524/1/SaifulAmriMazlan2019_ThermalStabilityandRheologicalPropertiesofEpoxidized.pdf Yunus, Nurul Azhani and Mazlan, Saiful Amri and Ubaidillah, Ubaidillah and Abdul Aziz, Siti Aishah and Tan Shilan, Salihah and Abdul Wahab, Nurul Ain (2019) Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer. International Journal of Molecular Sciences, 20 (3). ISSN 1661-6596 http://dx.doi.org/10.3390/ijms20030746 DOI:10.3390/ijms20030746
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
language English
topic TA Engineering (General). Civil engineering (General)
spellingShingle TA Engineering (General). Civil engineering (General)
Yunus, Nurul Azhani
Mazlan, Saiful Amri
Ubaidillah, Ubaidillah
Abdul Aziz, Siti Aishah
Tan Shilan, Salihah
Abdul Wahab, Nurul Ain
Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer
description Determination of the thermal characteristics and temperature-dependent rheological properties of the magnetorheological elastomers (MREs) is of paramount importance particularly with regards to MRE applications. Hitherto, a paucity of temperature dependent analysis has been conducted by MRE researchers. In this study, an investigation on the thermal and rheological properties of epoxidized natural rubber (ENR)-based MREs was performed. Various percentages of carbonyl iron particles (CIPs) were blended with the ENR compound using a two roll-mill for the preparation of the ENR-based MRE samples. The morphological, elemental, and thermal analyses were performed before the rheological test. Several characterizations, as well as the effects of the strain amplitude, temperature, and magnetic field on the rheological properties of ENR-based MRE samples, were evaluated. The micrographs and elemental results were well-correlated regarding the CIP and Fe contents, and a uniform distribution of CIPs was achieved. The results of the thermal test indicated that the incorporation of CIPs enhanced the thermal stability of the ENR-based MREs. Based on the rheological analysis, the storage modulus and loss factor were dependent on the CIP content and strain amplitude. The effect of temperature on the rheological properties revealed that the stiffness of the ENR-based MREs was considered stable, and they were appropriate to be employed in the MRE devices exposed to high temperatures above 45 ºC.
format Article
author Yunus, Nurul Azhani
Mazlan, Saiful Amri
Ubaidillah, Ubaidillah
Abdul Aziz, Siti Aishah
Tan Shilan, Salihah
Abdul Wahab, Nurul Ain
author_facet Yunus, Nurul Azhani
Mazlan, Saiful Amri
Ubaidillah, Ubaidillah
Abdul Aziz, Siti Aishah
Tan Shilan, Salihah
Abdul Wahab, Nurul Ain
author_sort Yunus, Nurul Azhani
title Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer
title_short Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer
title_full Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer
title_fullStr Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer
title_full_unstemmed Thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer
title_sort thermal stability and rheological properties of epoxidized natural rubber-based magnetorheological elastomer
publisher MDPI AG
publishDate 2019
url http://eprints.utm.my/id/eprint/88524/1/SaifulAmriMazlan2019_ThermalStabilityandRheologicalPropertiesofEpoxidized.pdf
http://eprints.utm.my/id/eprint/88524/
http://dx.doi.org/10.3390/ijms20030746
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score 13.211869