THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTION

Adsorption isotherm of N,N'-bis(2,4,6-trihydroxyacetophenone)-2,2-dimethylpropandiimine (THAPDP) as an environmentally friendly Salen Ligand corrosion inhibitor on mild steel was studied in alkaline solution (pH=10) containing 3% NaCl. Measurements were carried out using electrochemical and sur...

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Autores principales:	DAHDELE,J, DANAEE,I, RASHED,G.R
Lenguaje:	English
Publicado:	Sociedad Chilena de Química 2016
Materias:	Corrosion Inhibitor Adsorption isotherm Langmuir Salen ligand
Acceso en línea:	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-97072016000300003
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spelling	oai:scielo:S0717-970720160003000032017-06-14THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTIONDAHDELE,JDANAEE,IRASHED,G.R Corrosion Inhibitor Adsorption isotherm Langmuir Salen ligand Adsorption isotherm of N,N'-bis(2,4,6-trihydroxyacetophenone)-2,2-dimethylpropandiimine (THAPDP) as an environmentally friendly Salen Ligand corrosion inhibitor on mild steel was studied in alkaline solution (pH=10) containing 3% NaCl. Measurements were carried out using electrochemical and surface techniques. Potentiodynamic polarization curves suggested that this compound was an effective corrosion inhibitor for mild steel and the protection efficiency was increased with the increase in inhibitor concentration. The experimental results indicated that this organic compound was a mixed-type inhibitor. Adsorption on the mild steel surface followed the Langmuir isotherm model. Activation parameters and thermodynamic adsorption parameters of the corrosion process such as Ea, ΔH, ΔS, Kads, and AG . were calculated at different temperatures.info:eu-repo/semantics/openAccessSociedad Chilena de QuímicaJournal of the Chilean Chemical Society v.61 n.3 20162016-09-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-97072016000300003en10.4067/S0717-97072016000300003
institution	Scielo Chile
collection	Scielo Chile
language	English
topic	Corrosion Inhibitor Adsorption isotherm Langmuir Salen ligand
spellingShingle	Corrosion Inhibitor Adsorption isotherm Langmuir Salen ligand DAHDELE,J DANAEE,I RASHED,G.R THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTION
description	Adsorption isotherm of N,N'-bis(2,4,6-trihydroxyacetophenone)-2,2-dimethylpropandiimine (THAPDP) as an environmentally friendly Salen Ligand corrosion inhibitor on mild steel was studied in alkaline solution (pH=10) containing 3% NaCl. Measurements were carried out using electrochemical and surface techniques. Potentiodynamic polarization curves suggested that this compound was an effective corrosion inhibitor for mild steel and the protection efficiency was increased with the increase in inhibitor concentration. The experimental results indicated that this organic compound was a mixed-type inhibitor. Adsorption on the mild steel surface followed the Langmuir isotherm model. Activation parameters and thermodynamic adsorption parameters of the corrosion process such as Ea, ΔH, ΔS, Kads, and AG . were calculated at different temperatures.
author	DAHDELE,J DANAEE,I RASHED,G.R
author_facet	DAHDELE,J DANAEE,I RASHED,G.R
author_sort	DAHDELE,J
title	THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTION
title_short	THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTION
title_full	THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTION
title_fullStr	THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTION
title_full_unstemmed	THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTION
title_sort	thermodynamic and adsorption isotherm of n,n'-bis(2,4,6-trihydroxyacetophenone)-2,2-dimethylpropandiimine as a corrosion inhibitor on sa-210 steel in alkaline nacl solution
publisher	Sociedad Chilena de Química
publishDate	2016
url	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-97072016000300003
work_keys_str_mv	AT dahdelej thermodynamicandadsorptionisothermofnnbis246trihydroxyacetophenone22dimethylpropandiimineasacorrosioninhibitoronsa210steelinalkalinenaclsolution AT danaeei thermodynamicandadsorptionisothermofnnbis246trihydroxyacetophenone22dimethylpropandiimineasacorrosioninhibitoronsa210steelinalkalinenaclsolution AT rashedgr thermodynamicandadsorptionisothermofnnbis246trihydroxyacetophenone22dimethylpropandiimineasacorrosioninhibitoronsa210steelinalkalinenaclsolution
_version_	1714200895078531072

THERMODYNAMIC AND ADSORPTION ISOTHERM OF N,N'-BIS(2,4,6-TRIHYDROXYACETOPHENONE)-2,2-DIMETHYLPROPANDIIMINE AS A CORROSION INHIBITOR ON SA-210 STEEL IN ALKALINE NACL SOLUTION

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