Effect of LiNO2 inhibitor on corrosion characteristics of steel rebar in saturated Ca(OH)2 solution containing NaCl: An electrochemical study

It is proved that inhibitors control or reduce the onset time of corrosion of steel rebars. The nitrite based i.e. sodium or calcium nitrite corrosion inhibitor is very popular and significantly reduces the corrosion of steel rebars. In this study, the effect of LiNO2 was evaluated by electrochemica...

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Main Authors: Ryu, H., Singh, J., Lee, H., Ismail, Mohamed, Park, W.
Format: Journal Article
Published: Elsevier BV 2017
Online Access:http://hdl.handle.net/20.500.11937/32292
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author Ryu, H.
Singh, J.
Lee, H.
Ismail, Mohamed
Park, W.
author_facet Ryu, H.
Singh, J.
Lee, H.
Ismail, Mohamed
Park, W.
author_sort Ryu, H.
building Curtin Institutional Repository
collection Online Access
description It is proved that inhibitors control or reduce the onset time of corrosion of steel rebars. The nitrite based i.e. sodium or calcium nitrite corrosion inhibitor is very popular and significantly reduces the corrosion of steel rebars. In this study, the effect of LiNO2 was evaluated by electrochemical impedance spectroscopy (EIS) and potentiodynamic studies. This inhibitor showed 63.67% efficiency at [Cl-/NO2-] = 0.6 in Ca(OH)2 solution contaminated with 0.99 g/L NaCl. LiNO2 works as mixed type corrosion inhibitor by stabilizing the iron oxides/hydroxides in their stable form and stifle the corrosion of steel rebar.
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institution Curtin University Malaysia
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publishDate 2017
publisher Elsevier BV
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spelling curtin-20.500.11937-322922017-09-13T15:24:21Z Effect of LiNO2 inhibitor on corrosion characteristics of steel rebar in saturated Ca(OH)2 solution containing NaCl: An electrochemical study Ryu, H. Singh, J. Lee, H. Ismail, Mohamed Park, W. It is proved that inhibitors control or reduce the onset time of corrosion of steel rebars. The nitrite based i.e. sodium or calcium nitrite corrosion inhibitor is very popular and significantly reduces the corrosion of steel rebars. In this study, the effect of LiNO2 was evaluated by electrochemical impedance spectroscopy (EIS) and potentiodynamic studies. This inhibitor showed 63.67% efficiency at [Cl-/NO2-] = 0.6 in Ca(OH)2 solution contaminated with 0.99 g/L NaCl. LiNO2 works as mixed type corrosion inhibitor by stabilizing the iron oxides/hydroxides in their stable form and stifle the corrosion of steel rebar. 2017 Journal Article http://hdl.handle.net/20.500.11937/32292 10.1016/j.conbuildmat.2016.12.086 Elsevier BV restricted
spellingShingle Ryu, H.
Singh, J.
Lee, H.
Ismail, Mohamed
Park, W.
Effect of LiNO2 inhibitor on corrosion characteristics of steel rebar in saturated Ca(OH)2 solution containing NaCl: An electrochemical study
title Effect of LiNO2 inhibitor on corrosion characteristics of steel rebar in saturated Ca(OH)2 solution containing NaCl: An electrochemical study
title_full Effect of LiNO2 inhibitor on corrosion characteristics of steel rebar in saturated Ca(OH)2 solution containing NaCl: An electrochemical study
title_fullStr Effect of LiNO2 inhibitor on corrosion characteristics of steel rebar in saturated Ca(OH)2 solution containing NaCl: An electrochemical study
title_full_unstemmed Effect of LiNO2 inhibitor on corrosion characteristics of steel rebar in saturated Ca(OH)2 solution containing NaCl: An electrochemical study
title_short Effect of LiNO2 inhibitor on corrosion characteristics of steel rebar in saturated Ca(OH)2 solution containing NaCl: An electrochemical study
title_sort effect of lino2 inhibitor on corrosion characteristics of steel rebar in saturated ca(oh)2 solution containing nacl: an electrochemical study
url http://hdl.handle.net/20.500.11937/32292