Evaluation of the Effects of Nanoclay Addition on the Corrosion Resistance of Bituminous Coating

In this study, the corrosion resistance of a bituminous coating reinforced with different ratios of nanoclay pigment was studied. To make nanocomposite coatings, 2, 3, and 4 wt.% of clay (Cloisite Na+) were incorporated into water emulsified bitumen. The coatings were applied to steel 37. Optical mi...

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Main Authors: Hamid Reza Zamanizadeh, Mohammad Reza Shishesaz, Iman Danaee, Davood Zaarei
Format: Article
Language:English
Published: Petroleum University of Technology 2015-05-01
Series:Iranian Journal of Oil & Gas Science and Technology
Subjects:
Online Access:http://ijogst.put.ac.ir/article_9590_98f45037664f194174980f50d56e4b99.pdf
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author Hamid Reza Zamanizadeh
Mohammad Reza Shishesaz
Iman Danaee
Davood Zaarei
author_facet Hamid Reza Zamanizadeh
Mohammad Reza Shishesaz
Iman Danaee
Davood Zaarei
author_sort Hamid Reza Zamanizadeh
collection DOAJ
description In this study, the corrosion resistance of a bituminous coating reinforced with different ratios of nanoclay pigment was studied. To make nanocomposite coatings, 2, 3, and 4 wt.% of clay (Cloisite Na+) were incorporated into water emulsified bitumen. The coatings were applied to steel 37. Optical microscopy and X-ray diffraction (XRD) were used to characterize the nanocomposite structure. In order to investigate the anticorrosion behavior of the coatings, electrochemical impedance spectroscopy (EIS) and direct current polarization techniques were used. The results show that the coatings containing nanoclay have better performance compared to the neat bitumen. Moreover, it was revealed that the corrosion resistance of the nanocomposite increased as the clay loading increased up to 4 wt.%.
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spelling doaj.art-b269a449a20b4b7ba85b31e140c33fd72022-12-22T01:37:43ZengPetroleum University of TechnologyIranian Journal of Oil & Gas Science and Technology2345-24122345-24202015-05-0142152610.22050/ijogst.2015.95909590Evaluation of the Effects of Nanoclay Addition on the Corrosion Resistance of Bituminous CoatingHamid Reza Zamanizadeh0Mohammad Reza Shishesaz1Iman Danaee2Davood Zaarei3Department of Technical Inspection, Petroleum University of Technology, Abadan, IranDepartment of Technical Inspection, Petroleum University of Technology, Abadan, IranDepartment of Technical Inspection, Petroleum University of Technology, Abadan, IranTechnical Faculty, South Tehran Branch, Islamic Azad University, Tehran, IranIn this study, the corrosion resistance of a bituminous coating reinforced with different ratios of nanoclay pigment was studied. To make nanocomposite coatings, 2, 3, and 4 wt.% of clay (Cloisite Na+) were incorporated into water emulsified bitumen. The coatings were applied to steel 37. Optical microscopy and X-ray diffraction (XRD) were used to characterize the nanocomposite structure. In order to investigate the anticorrosion behavior of the coatings, electrochemical impedance spectroscopy (EIS) and direct current polarization techniques were used. The results show that the coatings containing nanoclay have better performance compared to the neat bitumen. Moreover, it was revealed that the corrosion resistance of the nanocomposite increased as the clay loading increased up to 4 wt.%.http://ijogst.put.ac.ir/article_9590_98f45037664f194174980f50d56e4b99.pdfBitumenNanocomposite CoatingClayCorrosion
spellingShingle Hamid Reza Zamanizadeh
Mohammad Reza Shishesaz
Iman Danaee
Davood Zaarei
Evaluation of the Effects of Nanoclay Addition on the Corrosion Resistance of Bituminous Coating
Iranian Journal of Oil & Gas Science and Technology
Bitumen
Nanocomposite Coating
Clay
Corrosion
title Evaluation of the Effects of Nanoclay Addition on the Corrosion Resistance of Bituminous Coating
title_full Evaluation of the Effects of Nanoclay Addition on the Corrosion Resistance of Bituminous Coating
title_fullStr Evaluation of the Effects of Nanoclay Addition on the Corrosion Resistance of Bituminous Coating
title_full_unstemmed Evaluation of the Effects of Nanoclay Addition on the Corrosion Resistance of Bituminous Coating
title_short Evaluation of the Effects of Nanoclay Addition on the Corrosion Resistance of Bituminous Coating
title_sort evaluation of the effects of nanoclay addition on the corrosion resistance of bituminous coating
topic Bitumen
Nanocomposite Coating
Clay
Corrosion
url http://ijogst.put.ac.ir/article_9590_98f45037664f194174980f50d56e4b99.pdf
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AT imandanaee evaluationoftheeffectsofnanoclayadditiononthecorrosionresistanceofbituminouscoating
AT davoodzaarei evaluationoftheeffectsofnanoclayadditiononthecorrosionresistanceofbituminouscoating