## Abstract The effect of some hydrazone oxime derivatives on the corrosion of iron in 2M HCl have been studied by polarization and weight‐loss techniques. It was found that the compounds under consideration are adsorbed on the iron surface according toe the Temkin isotherm. The Tafel slope is appr
Corrosion inhibition of iron by 1-benzylidene-4- Phenylthiosemicarbazone derivatives in acid solution
✍ Scribed by Dr. S. A. Abd El-Maksoud; A. A. El-Shafei; A. S. Fouda
- Publisher
- John Wiley and Sons
- Year
- 1997
- Tongue
- English
- Weight
- 387 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0933-5137
No coin nor oath required. For personal study only.
✦ Synopsis
Abstract
The inhibition action of 1‐benzylidene‐4‐phenylthiosemicarbazone derivatives on the corrosion behaviour of iron in 1M H~2~SO~4~ was investigated using potentiostatic and potentiodynamic techniques. Results showed that these derivatives act as mixed‐type inhibitors, but the cathode is more preferentially polarized. All the inhibitors follow the Frumkin adsorption. The results of the potentiodynamic indicate that the adsorption process depends on both adsorption potential (E~ads~) and adsorption time (t~ads~). THe results obtained were analysed and discussed on the basis of competitive adsorption.
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