Evaluation of Dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 M H2SO4

Corrosion inhibition of aluminium in 1 M H2SO4 by two different solvent extracts of Dryopteris cochleata leaves was studied using weight loss, electrochemical measurements, X-ray diffraction and scanning electron microscopy. Characterization of plant extract was carried out using Fourier transform i...

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Main Authors: R.S. Nathiya, Vairamuthu Raj
Format: Article
Language:English
Published: Egyptian Petroleum Research Institute 2017-06-01
Series:Egyptian Journal of Petroleum
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Online Access:http://www.sciencedirect.com/science/article/pii/S1110062116300186
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author R.S. Nathiya
Vairamuthu Raj
author_facet R.S. Nathiya
Vairamuthu Raj
author_sort R.S. Nathiya
collection DOAJ
description Corrosion inhibition of aluminium in 1 M H2SO4 by two different solvent extracts of Dryopteris cochleata leaves was studied using weight loss, electrochemical measurements, X-ray diffraction and scanning electron microscopy. Characterization of plant extract was carried out using Fourier transform infrared spectroscopy. X-ray diffraction and SEM analysis have confirmed the molecular adsorption of the DCLME and DCLWE extracts on the aluminium surface. The methanol extract of D. cochleata leaves is a better inhibitor than water extract. Polarization studies showed that the extracts act as a mixed type inhibitor.
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publisher Egyptian Petroleum Research Institute
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series Egyptian Journal of Petroleum
spelling doaj-art-7e05fa1f30784445a147ab8e2f5de70f2025-08-20T03:06:56ZengEgyptian Petroleum Research InstituteEgyptian Journal of Petroleum1110-06212017-06-0126231332310.1016/j.ejpe.2016.05.002Evaluation of Dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 M H2SO4R.S. NathiyaVairamuthu RajCorrosion inhibition of aluminium in 1 M H2SO4 by two different solvent extracts of Dryopteris cochleata leaves was studied using weight loss, electrochemical measurements, X-ray diffraction and scanning electron microscopy. Characterization of plant extract was carried out using Fourier transform infrared spectroscopy. X-ray diffraction and SEM analysis have confirmed the molecular adsorption of the DCLME and DCLWE extracts on the aluminium surface. The methanol extract of D. cochleata leaves is a better inhibitor than water extract. Polarization studies showed that the extracts act as a mixed type inhibitor.http://www.sciencedirect.com/science/article/pii/S1110062116300186AluminiumAcid inhibitionDryopteris cochleata leaf extractsPolarizationEIS
spellingShingle R.S. Nathiya
Vairamuthu Raj
Evaluation of Dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 M H2SO4
Egyptian Journal of Petroleum
Aluminium
Acid inhibition
Dryopteris cochleata leaf extracts
Polarization
EIS
title Evaluation of Dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 M H2SO4
title_full Evaluation of Dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 M H2SO4
title_fullStr Evaluation of Dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 M H2SO4
title_full_unstemmed Evaluation of Dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 M H2SO4
title_short Evaluation of Dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 M H2SO4
title_sort evaluation of dryopteris cochleata leaf extracts as green inhibitor for corrosion of aluminium in 1 m h2so4
topic Aluminium
Acid inhibition
Dryopteris cochleata leaf extracts
Polarization
EIS
url http://www.sciencedirect.com/science/article/pii/S1110062116300186
work_keys_str_mv AT rsnathiya evaluationofdryopteriscochleataleafextractsasgreeninhibitorforcorrosionofaluminiumin1mh2so4
AT vairamuthuraj evaluationofdryopteriscochleataleafextractsasgreeninhibitorforcorrosionofaluminiumin1mh2so4