Development and Mechanism of Multiple Non-Phosphorus Corrosion Inhibitor

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Abstract:

A multiple non-phosphorus corrosion inhibitor was prepared by mixing polyaspartic acid with itaconic acid homopolymer, sodium gluconate and surfactant alkylolamide in a certain proportion. The corrosion inhibition performance was tested and the mechanism was studied by electrochemical process. The results showed that synergies among components of the agent made the corrosion inhibition rate on carbon steel reach up to 96.96%. This mainly because that a dense adsorbed film formed on the surface of the carben steeel.

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338-341

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June 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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