H2S Corrosion Inhibition of Carbon Steel by a Coconut-Modified Imidazoline
Por:
Rivera-Grau L.M., Casales M., Regla I., Ortega-Toledo D.M., Ascencio-Gutierrez J.A., Gonzalez-Rodriguez J.G., Martinez-Gomez L.
Publicada:
1 dic 2012
Categoría:
Electrochemistry
Resumen:
A coconut oil-modified imidazoline, namely aminoehtyl-amine imidazoline, was prepared as green corrosion inhibitor to investigate the H2S corrosion inhibition behavior of 1018 carbon steel and compared with a commercial hydroxyetyl-imidazoline. Techniques included polarization curves, linear polarization curves, electrochemical impedance and electrochemical noise measurements with inhibitor concentrations of 25 ppm. It was found that the coconut oil-modified imidazoline had a better corrosion inhibition performance than the commercial one, decreasing the corrosion rate by one order of magnitude and giving promising results in the preparation of green corrosion inhibitors.
Filiaciones:
Rivera-Grau L.M.:
Universidad Autonoma del Estado de Morelos, CIICAp, AV. Universidad 1001, 62209-Cuernavaca, Mor., Mexico
Casales M.:
Univ Nacl Autonoma Mexico, Inst Ciencias Fis, Cuernavaca 62191, Mor, Mexico
Regla I.:
Univ Nacl Autonoma Mexico, Inst Ciencias Fis, Cuernavaca 62191, Mor, Mexico
Univ Nacl Autonoma Mexico, Fac Estudios Super Zaragoza, Mexico City 04510, DF, Mexico
Ortega-Toledo D.M.:
Univ Nacl Autonoma Mexico, Inst Ciencias Fis, Cuernavaca 62191, Mor, Mexico
Ascencio-Gutierrez J.A.:
Univ Nacl Autonoma Mexico, Inst Ciencias Fis, Cuernavaca 62191, Mor, Mexico
Gonzalez-Rodriguez J.G.:
Universidad Autonoma del Estado de Morelos, CIICAp, AV. Universidad 1001, 62209-Cuernavaca, Mor., Mexico
Martinez-Gomez L.:
Univ Nacl Autonoma Mexico, Inst Ciencias Fis, Cuernavaca 62191, Mor, Mexico
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