The inhibition action of 1(benzyl)1-H-4,5-dibenzoyl-1,2,3-triazole on mild steel in hydrochloric acid media

A. M.S. Abdennabi*, A. I. Abdulhadi, S. T. Abu-Orabi, H. Saricimen

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

82 Scopus citations

Abstract

The recently synthesized compound 1(benzyl)1-H-4,5-dibenzoyl-1,2,3-triazole (BDBT) possesses a considerable number of aromatic systems. A significant number of electrons are available on the three nitrogen atoms of the triazole ring. The inhibition effect of BDBT on the corrosion activity of mild steel in acid media has been investigated. Tafel polarization technique, AC impedance measurements and continuous linear polarization resistance method were employed in conjunction with a rotating cylinder electrode apparatus. The corrosion rate of mild steel in 1% HCl was reduced by more than 95% in the presence of 50 ppm of BDBT. The BDBT has a mixed inhibition effect with a significant shift in the free corrosion potential to the cathodic direction. Film persistency tests showed that BDBT forms a stable film on the surface of the electrode.

Original languageEnglish
Pages (from-to)1791-1800
Number of pages10
JournalCorrosion Science
Volume38
Issue number10
DOIs
StatePublished - Oct 1996

ASJC Scopus subject areas

  • General Chemistry
  • General Chemical Engineering
  • General Materials Science

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