Imidazole and Its Derivatives as Inhibitors for Prevention of Corrosion of Copper

Abstract

The aim of this work was to investigate the efficiency of imidazole and its derivatives 4-methylimidazole, 4-methyl-5-hydroxymethylimidazole, 1-phenyl-4-methylimidazole, 1-(p-tolyl)-4-methylimidazole for corrosion inhibition of copper in 0.5M hydrochloric acid. Corrosion inhibition was studied using impedance spectroscopy and potentiodynamic methods. Results obtained from the AC impedance measurements are in good agreement with those obtained from d.c. polarization measurements. The copper samples were also analyzed by scanning electron microscopy (SEM) and X-rays microanalysis. These studies have shown that 1-(p-tolyl)-4-methylimidazole has the highest inhibitory efficiency.

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Document Details

Document Type
Technical Report
Publication Date
Jun 01, 1999
Accession Number
ADA365609

Entities

People

  • Charles R. Martin
  • E. Stupnisek-lisac
  • R. Gasparac

Organizations

  • Colorado State University

Tags

Communities of Interest

  • Advanced Electronics

DTIC Thesaurus Topics

  • Chemical Analysis
  • Chemistry
  • Composite Materials
  • Corrosion Inhibition
  • Current Density
  • Electron Microscopy
  • Electrons
  • Films
  • Hydrochloric Acid
  • Linear Polarization
  • Microanalysis
  • Microscopy
  • Molecules
  • Polarization
  • Polymeric Films
  • Scanning Electron Microscopy
  • X Rays

Readers

  • Analytical Chemistry
  • Electrochemical Surface Science
  • Materials Science and Engineering.

Technology Areas

  • Microelectronics