Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings

Epoxy-based composite coatings were prepared using nanosilica (silicon dioxide (SiO2)) and zinc oxide (ZnO). Different concentrations (5.0, 10.0 and 15.0 wt%) of micro-sized ZnO particles were used along with a fixed amount (20.0 wt%) of nanosilica particles. The functional groups of the composite c...

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Main Authors: Parimalam, Muvinkumar, Islam, Muhammad Remanul, R. M., Yunus
Format: Article
Language:English
Published: SAGE Publications Ltd 2019
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/24413/
http://umpir.ump.edu.my/id/eprint/24413/1/Effects%20of%20nano-%20and%20micro-sized%20inorganic%20filers%20on%20the%20performance%20of%20epoxy%20hybrid%20nanocoatings.pdf
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author Parimalam, Muvinkumar
Islam, Muhammad Remanul
R. M., Yunus
author_facet Parimalam, Muvinkumar
Islam, Muhammad Remanul
R. M., Yunus
author_sort Parimalam, Muvinkumar
building UMP Institutional Repository
collection Online Access
description Epoxy-based composite coatings were prepared using nanosilica (silicon dioxide (SiO2)) and zinc oxide (ZnO). Different concentrations (5.0, 10.0 and 15.0 wt%) of micro-sized ZnO particles were used along with a fixed amount (20.0 wt%) of nanosilica particles. The functional groups of the composite coatings were confirmed by the Fourier transform infrared spectroscopy. This result indicated that SiO2–ZnO particles were cross-linked with the epoxy. The scanning electron microscopy images of the samples revealed a good dispersion of ZnO particles. In addition, the samples showed an improved adhesive and chemical resistance properties as measured by the cross-cut tape test and chemical resistivity testing. At higher loading of ZnO, the composite coating showed poor properties. Besides that, thermogravimetric analysis, differential scanning calorimetry and ultraviolet–visible spectrophotometer were used to characterize the composite coatings. The properties were enhanced at higher loading of ZnO particles. The oxygen transmission rate was also impressive compare with the neat epoxy.
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publisher SAGE Publications Ltd
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spelling ump-244132019-03-19T07:36:45Z http://umpir.ump.edu.my/id/eprint/24413/ Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings Parimalam, Muvinkumar Islam, Muhammad Remanul R. M., Yunus TP Chemical technology Epoxy-based composite coatings were prepared using nanosilica (silicon dioxide (SiO2)) and zinc oxide (ZnO). Different concentrations (5.0, 10.0 and 15.0 wt%) of micro-sized ZnO particles were used along with a fixed amount (20.0 wt%) of nanosilica particles. The functional groups of the composite coatings were confirmed by the Fourier transform infrared spectroscopy. This result indicated that SiO2–ZnO particles were cross-linked with the epoxy. The scanning electron microscopy images of the samples revealed a good dispersion of ZnO particles. In addition, the samples showed an improved adhesive and chemical resistance properties as measured by the cross-cut tape test and chemical resistivity testing. At higher loading of ZnO, the composite coating showed poor properties. Besides that, thermogravimetric analysis, differential scanning calorimetry and ultraviolet–visible spectrophotometer were used to characterize the composite coatings. The properties were enhanced at higher loading of ZnO particles. The oxygen transmission rate was also impressive compare with the neat epoxy. SAGE Publications Ltd 2019 Article PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/24413/1/Effects%20of%20nano-%20and%20micro-sized%20inorganic%20filers%20on%20the%20performance%20of%20epoxy%20hybrid%20nanocoatings.pdf Parimalam, Muvinkumar and Islam, Muhammad Remanul and R. M., Yunus (2019) Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings. Polymers and Polymer Composites, 27 (2). pp. 82-91. ISSN 0967-3911. (Published) https://doi.org/10.1177%2F0967391118819097 https://doi.org/10.1177%2F0967391118819097
spellingShingle TP Chemical technology
Parimalam, Muvinkumar
Islam, Muhammad Remanul
R. M., Yunus
Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings
title Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings
title_full Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings
title_fullStr Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings
title_full_unstemmed Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings
title_short Effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings
title_sort effects of nano-and micro-sized inorganic filers on the performance of epoxy hybrid nanocoatings
topic TP Chemical technology
url http://umpir.ump.edu.my/id/eprint/24413/
http://umpir.ump.edu.my/id/eprint/24413/
http://umpir.ump.edu.my/id/eprint/24413/
http://umpir.ump.edu.my/id/eprint/24413/1/Effects%20of%20nano-%20and%20micro-sized%20inorganic%20filers%20on%20the%20performance%20of%20epoxy%20hybrid%20nanocoatings.pdf