corrosion inhibitor


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corrosion inhibitor

[kə′rōzh·ən in‚hib·əd·ər]
(physical chemistry)
A compound or material deposited as a film on a metal surface that either provides physical protection against corrosive attack or reduces the open-circuit potential difference between local anodes and cathodes and increases the polarization of the former.

corrosion inhibitor

Any of a number of materials used to prevent the oxidation of metals; may be a coating applied to the surface, a paint undercoat, or an element alloyed with the metal.
References in periodicals archive ?
Global corrosion inhibitors market demand was 4,659.
8226; Corrosion Inhibitor Application Outlook (Volume, Kilo Tons; Revenue, USD Million, 2012 - 2020)
US demand for corrosion inhibitors is forecast to rise 4.
Piper longum extract as green corrosion inhibitor for aluminium in NaOH solution.
This practice enhances the chemical treatment program by reducing the formation of biofilms and reducing particulate matter and therefore deposition which reduces under-deposit corrosion, and metal surfaces remain clean allowing corrosion inhibitors to form a protective film.
Therefore it can be concluded that N-Benzylimidazole is a good corrosion inhibitor for mild steel in 1 N HCl.
It appear that corrosion inhibitors in concrete and the primer coating containing microencapsulated calcium nitrite improve the corrosion resistance of the epoxy-coated steel in uncracked concrete, but not in cracked concrete.
The current ADs require inspections of the upper chords of the wing front and rear spars, repair if necessary, and application of corrosion inhibitor to the inspected areas.
Dr Derek McNaughtan, General Manager of Production & Integrity Assurance at Intertek, who will be speaking at ADIPEC, said: Intertek has been supporting the local demand for corrosion inhibitor testing for a number of years.

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