Corrosion inhibition performance of an environmentally friendly water-based nano-inhibitor

Metal corrosion not only causes huge economic losses, but sometimes even endangers personal safety. Therefore, the requirements for the corrosion resistance of metals are becoming a significant problem. The use of inhibitor is still one of the most common and effective methods to prevent metal corro...

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Main Authors: Xiaoli Zhu, Chusheng Wang
Format: Article
Language:English
Published: Elsevier 2023-05-01
Series:Alexandria Engineering Journal
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1110016823001746
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author Xiaoli Zhu
Chusheng Wang
author_facet Xiaoli Zhu
Chusheng Wang
author_sort Xiaoli Zhu
collection DOAJ
description Metal corrosion not only causes huge economic losses, but sometimes even endangers personal safety. Therefore, the requirements for the corrosion resistance of metals are becoming a significant problem. The use of inhibitor is still one of the most common and effective methods to prevent metal corrosion. An environmentally friendly water-based nano-inhibitor containing nano TiO2 was prepared in this work. The open-circuit potential-time curve revealed that the voltage stability value of the steel coated with the proposed inhibitor is −0.51 V, which is higher than −0.54 V of the blank steel plate and commercial inhibitor (-0.52 V), indicating that the proposed nano-inhibitor can improve the stability of the entire system. According to the Tafel polarization curve, the inhibitor coating can significantly increase the corrosion potential, and at the same time reduces the corrosion current density. The EIS plots show that the proposed inhibitor can increase the charge transfer resistance.
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spelling doaj.art-8ef52b3e840a451086f793904987fb702023-05-05T04:40:03ZengElsevierAlexandria Engineering Journal1110-01682023-05-0170495501Corrosion inhibition performance of an environmentally friendly water-based nano-inhibitorXiaoli Zhu0Chusheng Wang1Institute of Architectural Engineering, Shanghai Zhongqiao Vocational and Technical University, Shanghai 201514, China; Corresponding author.School of Management Science and Engineering, Chongqing Technology and Business University, Chongqing 400067, ChinaMetal corrosion not only causes huge economic losses, but sometimes even endangers personal safety. Therefore, the requirements for the corrosion resistance of metals are becoming a significant problem. The use of inhibitor is still one of the most common and effective methods to prevent metal corrosion. An environmentally friendly water-based nano-inhibitor containing nano TiO2 was prepared in this work. The open-circuit potential-time curve revealed that the voltage stability value of the steel coated with the proposed inhibitor is −0.51 V, which is higher than −0.54 V of the blank steel plate and commercial inhibitor (-0.52 V), indicating that the proposed nano-inhibitor can improve the stability of the entire system. According to the Tafel polarization curve, the inhibitor coating can significantly increase the corrosion potential, and at the same time reduces the corrosion current density. The EIS plots show that the proposed inhibitor can increase the charge transfer resistance.http://www.sciencedirect.com/science/article/pii/S1110016823001746Corrosion inhibitorAnti-corrosionOpen circuit potentialMetal corrosionTafel curveEnvironmentally friendly
spellingShingle Xiaoli Zhu
Chusheng Wang
Corrosion inhibition performance of an environmentally friendly water-based nano-inhibitor
Alexandria Engineering Journal
Corrosion inhibitor
Anti-corrosion
Open circuit potential
Metal corrosion
Tafel curve
Environmentally friendly
title Corrosion inhibition performance of an environmentally friendly water-based nano-inhibitor
title_full Corrosion inhibition performance of an environmentally friendly water-based nano-inhibitor
title_fullStr Corrosion inhibition performance of an environmentally friendly water-based nano-inhibitor
title_full_unstemmed Corrosion inhibition performance of an environmentally friendly water-based nano-inhibitor
title_short Corrosion inhibition performance of an environmentally friendly water-based nano-inhibitor
title_sort corrosion inhibition performance of an environmentally friendly water based nano inhibitor
topic Corrosion inhibitor
Anti-corrosion
Open circuit potential
Metal corrosion
Tafel curve
Environmentally friendly
url http://www.sciencedirect.com/science/article/pii/S1110016823001746
work_keys_str_mv AT xiaolizhu corrosioninhibitionperformanceofanenvironmentallyfriendlywaterbasednanoinhibitor
AT chushengwang corrosioninhibitionperformanceofanenvironmentallyfriendlywaterbasednanoinhibitor