نتایج جستجو برای: Film forming corrosion inhibitor

تعداد نتایج: 440397  

Journal: :international journal of nano dimension 0
z. sharifi department of material engineering, shiraz university, shiraz, iran m. pakshir department of material engineering, shiraz university, shiraz, iran f. ghofrani department of material engineering, shiraz university, shiraz, iran s. babamohammadi department of chemistry, shiraz university, shiraz, iran.

a new anti-corrosion compound, melamine formaldehyde (mf), was formulated by the addition of proper amount of formaldehyde to melamine under specific conditions. this compound was mixed with a novel nano powder, which was extracted from corn cob ash containing sio2 particles, in order to improve its corrosion inhibition efficiency. this inhibitor provides a high level of protection for steel su...

2013
Fan Zhang

Corrosion of metallic materials is a natural process, and our study shows that even in an alkaline environment severe corrosion may occur on a carbon steel surface. While corrosion cannot be stopped it can be retarded. Many of the traditional anti-corrosion approaches such as the chromate process are effective but hazardous to the environment and human health. Mefp-1, a protein derived from blu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

one of the most commonly used techniques to reduce the corrosion rate of rebar in concrete is addition substances named corrosion inhibitors into the concrete. corrosion inhibitor is chemical compounds that were added to concrete to prevent corrosion of steel in concrete. sodium nitrate is a type of anodic inhibitors that this study investigatesthe effect of this inhibitor on the properties of ...

Hafida Hanin Hamza Ouradi Hanane Boubekraoui Issam FORSAL, Yassine Elkhotfi,

Inhibitory effect of extracts from three date varieties namely khalt (kha), Lassiane (La) and Tadmamt (Td)), and the mixture of date varieties as environmentally friendly corrosion inhibitor for carbon steel in 1M HCl is studied by means of electrochemical tests such as electrochemical impedance spectroscopy (EIS), and Tafel polarization. It's been obtained that in 1.0 M HCl solution the date e...

F. Ghofrani M. Pakshir, S. Babamohammadi Z. Sharifi

A new anti-corrosion compound, Melamine Formaldehyde (MF), was formulated by the addition of proper amount of formaldehyde to melamine under specific conditions. This compound was mixed with a novel nano powder, which was extracted from corn cob ash containing SiO2 particles, in order to improve its corrosion inhibition efficiency. This inhibitor provides a high level of protection f...

F. Ghofrani M. Pakshir, S. Babamohammadi Z. Sharifi

A new anti-corrosion compound, Melamine Formaldehyde (MF), was formulated by the addition of proper amount of formaldehyde to melamine under specific conditions. This compound was mixed with a novel nano powder, which was extracted from corn cob ash containing SiO2 particles, in order to improve its corrosion inhibition efficiency. This inhibitor provides a high level of protection f...

2015
Y. ISHIBASHI M. NOSE M. HATAKEYAMA S. SUNADA

The corrosion resistance of a Magnesium alloy is low and needs to be improved. This research aimed at corrosion-resistance improvement by supatterd deposition aluminium film, which is formed on the surface of AZ91 Magnesium-alloy. Corrosion resistance performed polarization curve measurement, was evaluated in quest of the corrosion rate using the Tafel extrapolation method, and conducted surfac...

Journal: :Journal of Petroleum Exploration and Production Technology 2021

Abstract Corrosion is considered one of the major problems that affect flow assurance during hydrocarbon production. This irreversible phenomenon has ability to cause serious material failure in oil and gas industry. Consequently, heavy capital operational costs are required prevent corrosion processes. Sweet raw production facilities an Algerian field manifests inside surface installations, wh...

2014
J. S. Cai C. C. Chen J. Z. Liu J. P. Liu

Organic corrosion inhibitor is one of lower cost technologies that limit the deterioration of concrete structures. The influence of a newly prepared organic corrosion inhibitor on the corrosion behavior of carbon steel in simulated concrete pore solution was investigated by polarization curves, electrochemical impedance spectroscopy, and so on. The effect of organic corrosion inhibitors on conc...

Journal: :Proceedings. Mathematical, physical, and engineering sciences 2017
D Dwivedi K Lepkova T Becker

Carbon steel is a preferred construction material in many industrial and domestic applications, including oil and gas pipelines, where corrosion mitigation using film-forming corrosion inhibitor formulations is a widely accepted method. This review identifies surface analytical techniques that are considered suitable for analysis of thin films at metallic substrates, but are yet to be applied t...

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