Determination of the Mechanical Properties of Rubber by FT-NIR
Mechanical tests, for example, tensile and hardness tests, are usually used to evaluate the properties of rubber materials. In this work, mechanical properties of selected rubber materials, that is, natural rubber (NR), styrene butadiene rubber (SBR), nitrile butadiene rubber (NBR), and ethylene pro...
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Wiley
2016-01-01
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Series: | Journal of Spectroscopy |
Online Access: | http://dx.doi.org/10.1155/2016/4024783 |
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author | Rattapol Pornprasit Philaiwan Pornprasit Pruet Boonma Juggapong Natwichai |
author_facet | Rattapol Pornprasit Philaiwan Pornprasit Pruet Boonma Juggapong Natwichai |
author_sort | Rattapol Pornprasit |
collection | DOAJ |
description | Mechanical tests, for example, tensile and hardness tests, are usually used to evaluate the properties of rubber materials. In this work, mechanical properties of selected rubber materials, that is, natural rubber (NR), styrene butadiene rubber (SBR), nitrile butadiene rubber (NBR), and ethylene propylene diene monomer (EPDM), were evaluated using a near infrared (NIR) spectroscopy technique. Here, NR/NBR and NR/EPDM blends were first prepared. All of the samples were then scanned using a FT-NIR spectrometer and fitted with an integration sphere working in a diffused reflectance mode. The spectra were correlated with hardness and tensile properties. Partial least square (PLS) calibration models were built from the spectra datasets with preprocessing techniques, that is, smoothing and second derivative. This indicated that reasonably accurate models, that is, with a coefficient of determination [R2] of the validation greater than 0.9, could be achieved for the hardness and tensile properties of rubber materials. This study demonstrated that FT-NIR analysis can be applied to determine hardness and tensile values in rubbers and rubber blends effectively. |
format | Article |
id | doaj-art-353a7e1e87d84856911d5d147efb3077 |
institution | Kabale University |
issn | 2314-4920 2314-4939 |
language | English |
publishDate | 2016-01-01 |
publisher | Wiley |
record_format | Article |
series | Journal of Spectroscopy |
spelling | doaj-art-353a7e1e87d84856911d5d147efb30772025-02-03T06:01:32ZengWileyJournal of Spectroscopy2314-49202314-49392016-01-01201610.1155/2016/40247834024783Determination of the Mechanical Properties of Rubber by FT-NIRRattapol Pornprasit0Philaiwan Pornprasit1Pruet Boonma2Juggapong Natwichai3Department of Computer Engineering, Faculty of Engineering, Chiang Mai University, Chiang Mai 50200, ThailandRubber and Polymer Technology Program, Faculty of Engineering and Agro-Industry, Maejo University, Chiang Mai 50290, ThailandDepartment of Computer Engineering, Faculty of Engineering, Chiang Mai University, Chiang Mai 50200, ThailandDepartment of Computer Engineering, Faculty of Engineering, Chiang Mai University, Chiang Mai 50200, ThailandMechanical tests, for example, tensile and hardness tests, are usually used to evaluate the properties of rubber materials. In this work, mechanical properties of selected rubber materials, that is, natural rubber (NR), styrene butadiene rubber (SBR), nitrile butadiene rubber (NBR), and ethylene propylene diene monomer (EPDM), were evaluated using a near infrared (NIR) spectroscopy technique. Here, NR/NBR and NR/EPDM blends were first prepared. All of the samples were then scanned using a FT-NIR spectrometer and fitted with an integration sphere working in a diffused reflectance mode. The spectra were correlated with hardness and tensile properties. Partial least square (PLS) calibration models were built from the spectra datasets with preprocessing techniques, that is, smoothing and second derivative. This indicated that reasonably accurate models, that is, with a coefficient of determination [R2] of the validation greater than 0.9, could be achieved for the hardness and tensile properties of rubber materials. This study demonstrated that FT-NIR analysis can be applied to determine hardness and tensile values in rubbers and rubber blends effectively.http://dx.doi.org/10.1155/2016/4024783 |
spellingShingle | Rattapol Pornprasit Philaiwan Pornprasit Pruet Boonma Juggapong Natwichai Determination of the Mechanical Properties of Rubber by FT-NIR Journal of Spectroscopy |
title | Determination of the Mechanical Properties of Rubber by FT-NIR |
title_full | Determination of the Mechanical Properties of Rubber by FT-NIR |
title_fullStr | Determination of the Mechanical Properties of Rubber by FT-NIR |
title_full_unstemmed | Determination of the Mechanical Properties of Rubber by FT-NIR |
title_short | Determination of the Mechanical Properties of Rubber by FT-NIR |
title_sort | determination of the mechanical properties of rubber by ft nir |
url | http://dx.doi.org/10.1155/2016/4024783 |
work_keys_str_mv | AT rattapolpornprasit determinationofthemechanicalpropertiesofrubberbyftnir AT philaiwanpornprasit determinationofthemechanicalpropertiesofrubberbyftnir AT pruetboonma determinationofthemechanicalpropertiesofrubberbyftnir AT juggapongnatwichai determinationofthemechanicalpropertiesofrubberbyftnir |