The Effects of Organic Compounds on Inhibition of Hydrogen Permeation Through a Mild Steel Membrane

Duarte, H. A., D. M. See, B. N. Popov, and R. E. White. 1997. “The Effects of Organic Compounds on Inhibition of Hydrogen Permeation Through a Mild Steel Membrane”. Journal of The Electrochemical Society 144 (7): 2313-17.

Abstract

The effectiveness of 5-(4-pyridyl)-2,7-nonadiene, and 1 phenyl-2-propyn-ol (PP) on inhibition of the hydrogen evolution reaction on a 1010 steel membrane and on the degree of hydrogen ingress into the membrane was determined. Hydrogen evolution rates and permeation currents were monitored as a function of time at different applied potentials. In the presence of 0.5 g/liter PP in the electrolyte, the hydrogen discharge and permeation current density were inhibited by 98 and 95%, respectively.
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