Abstract
Diorthoaminophenoldisulfane (DOAPD) was synthesized for use as a corrosion inhibitor and in order to test its effect on the hydrogen surface embrittlement of Fe0.78B0.13Si0.09 alloy. Results of electrochemical and gravimetric measurements were consistent and confirmed the beneficial role of this inhibitor. The amorphous state of the alloy was confirmed by X-ray measurements and differential thermal analysis. The maximum inhibition of corrosion was attained in the presence of 10−4 M DOAPD. This inhibitor concentration also gave rise to a diminution of metal hydrogenation. A mechanism explaining the mixed role of the disulfane was confirmed.
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Kertit, S., Aride, J., Ben-Bachir, A. et al. Chemical and electrochemical inhibition studies of corrosion and hydrogen surface embrittlement. I. Fe0.78B0.13Si0.09 amorphous alloy in molar HCl. J Appl Electrochem 19, 83–89 (1989). https://doi.org/10.1007/BF01039394
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DOI: https://doi.org/10.1007/BF01039394