Corrosion inhibition of mild steel by N(4)-substituted thiosemicarbazone in hydrochloric acid media
Two N(4)-substituted thiosemicarbazones, anisoin- and furoin N(4)-methyl(phenyl) thiosemicarbazone (AMPTSC and FMPTSC, respectively) have been tested as inhibitors on the corrosion of mild steel in 1 M HCl solution using electrochemical impedance spectroscopy (EIS), potentiodynamic polarization (PDP...
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| Format: | Article |
| Language: | English |
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Egyptian Petroleum Research Institute
2017-06-01
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| Series: | Egyptian Journal of Petroleum |
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| Online Access: | http://www.sciencedirect.com/science/article/pii/S1110062116300307 |
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| author | Sam John R. Jeevana K.K. Aravindakshan Abraham Joseph |
| author_facet | Sam John R. Jeevana K.K. Aravindakshan Abraham Joseph |
| author_sort | Sam John |
| collection | DOAJ |
| description | Two N(4)-substituted thiosemicarbazones, anisoin- and furoin N(4)-methyl(phenyl) thiosemicarbazone (AMPTSC and FMPTSC, respectively) have been tested as inhibitors on the corrosion of mild steel in 1 M HCl solution using electrochemical impedance spectroscopy (EIS), potentiodynamic polarization (PDP) methods, adsorption studies and surface morphological studies. Polarization measurements revealed the mixed type inhibitor character. The inhibiting action of these molecules is discussed in terms of blocking the electrode surface by the adsorption of inhibitor molecules obeying Langmuir isotherm. The lowest corrosion rate was obtained with FMPTSC. Surface morphological studies also gave unfailing results. |
| format | Article |
| id | doaj-art-7f6e90cd0cf44907ba48fe7e15a77aa5 |
| institution | Kabale University |
| issn | 1110-0621 |
| language | English |
| publishDate | 2017-06-01 |
| publisher | Egyptian Petroleum Research Institute |
| record_format | Article |
| series | Egyptian Journal of Petroleum |
| spelling | doaj-art-7f6e90cd0cf44907ba48fe7e15a77aa52025-08-20T03:35:19ZengEgyptian Petroleum Research InstituteEgyptian Journal of Petroleum1110-06212017-06-0126240541210.1016/j.ejpe.2016.05.012Corrosion inhibition of mild steel by N(4)-substituted thiosemicarbazone in hydrochloric acid mediaSam John0R. Jeevana1K.K. Aravindakshan2Abraham Joseph3Department of Chemistry, University of Calicut, Calicut, Kerala, IndiaDepartment of Chemistry, University of Calicut, Calicut, Kerala, IndiaDepartment of Chemistry, University of Calicut, Calicut, Kerala, IndiaDepartment of Chemistry, University of Calicut, Calicut, Kerala, IndiaTwo N(4)-substituted thiosemicarbazones, anisoin- and furoin N(4)-methyl(phenyl) thiosemicarbazone (AMPTSC and FMPTSC, respectively) have been tested as inhibitors on the corrosion of mild steel in 1 M HCl solution using electrochemical impedance spectroscopy (EIS), potentiodynamic polarization (PDP) methods, adsorption studies and surface morphological studies. Polarization measurements revealed the mixed type inhibitor character. The inhibiting action of these molecules is discussed in terms of blocking the electrode surface by the adsorption of inhibitor molecules obeying Langmuir isotherm. The lowest corrosion rate was obtained with FMPTSC. Surface morphological studies also gave unfailing results.http://www.sciencedirect.com/science/article/pii/S1110062116300307Corrosion inhibitionHydrochloric acidMild steelEISSEMModulation simulation |
| spellingShingle | Sam John R. Jeevana K.K. Aravindakshan Abraham Joseph Corrosion inhibition of mild steel by N(4)-substituted thiosemicarbazone in hydrochloric acid media Egyptian Journal of Petroleum Corrosion inhibition Hydrochloric acid Mild steel EIS SEM Modulation simulation |
| title | Corrosion inhibition of mild steel by N(4)-substituted thiosemicarbazone in hydrochloric acid media |
| title_full | Corrosion inhibition of mild steel by N(4)-substituted thiosemicarbazone in hydrochloric acid media |
| title_fullStr | Corrosion inhibition of mild steel by N(4)-substituted thiosemicarbazone in hydrochloric acid media |
| title_full_unstemmed | Corrosion inhibition of mild steel by N(4)-substituted thiosemicarbazone in hydrochloric acid media |
| title_short | Corrosion inhibition of mild steel by N(4)-substituted thiosemicarbazone in hydrochloric acid media |
| title_sort | corrosion inhibition of mild steel by n 4 substituted thiosemicarbazone in hydrochloric acid media |
| topic | Corrosion inhibition Hydrochloric acid Mild steel EIS SEM Modulation simulation |
| url | http://www.sciencedirect.com/science/article/pii/S1110062116300307 |
| work_keys_str_mv | AT samjohn corrosioninhibitionofmildsteelbyn4substitutedthiosemicarbazoneinhydrochloricacidmedia AT rjeevana corrosioninhibitionofmildsteelbyn4substitutedthiosemicarbazoneinhydrochloricacidmedia AT kkaravindakshan corrosioninhibitionofmildsteelbyn4substitutedthiosemicarbazoneinhydrochloricacidmedia AT abrahamjoseph corrosioninhibitionofmildsteelbyn4substitutedthiosemicarbazoneinhydrochloricacidmedia |