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Keywords: corrosion inhibitor
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Proceedings Papers

Paper presented at the CORROSION 2021, April 19–30, 2021
Paper Number: NACE-2021-16864
... or water phases rarely matches the composition ratio in the neat product.1 As a result, if the performance of a production chemical is tested in a single phase e.g. corrosion inhibitor testing in brine only, the composition ratio of the components is unlikely to reflect what will be found under field...
Proceedings Papers

Paper presented at the CORROSION 2021, April 19–30, 2021
Paper Number: NACE-2021-16174
... Abstract Vapor corrosion inhibitors can be more volatile during elevated processing temperatures. It is critical that amount of VCI mass loss is engineered into the final product design. This paper focuses on a study where different vapor corrosion inhibitors are tested for mass-loss...
Proceedings Papers

Paper presented at the CORROSION 2021, April 19–30, 2021
Paper Number: NACE-2021-16175
... Abstract Vapor corrosion inhibitors (VCI) are volatile chemistries and eventually they diminish at the source to provide the necessary protection on valuable assets. Shipping and Storage Covers with vapor corrosion inhibitors are used to protect military equipment, wind energy assets and other...
Proceedings Papers

Paper presented at the CORROSION 2021, April 19–30, 2021
Paper Number: NACE-2021-16465
..., though not banned yet, have been classified as Substances of Very High Concern (SVHC) under the EU REACH regulations. Because of these drawbacks and increasing environmental regulations, new non-toxic corrosion inhibitors are needed that can provide excellent corrosion inhibition, meet strict discharge...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12773
... be replaced by 2020. Alternative chemicals, nontoxic corrosion inhibitors or new oxygen scavenger-free water treatment technologies are preferred. A newly developed amine-based vapor phase corrosion inhibitor was investigated. Electrochemical tests were conducted and showed a significantly lower corrosion...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12787
... output of a galvanic CP system is primarily dependent on the circuit resistance and the potential differences between anode and cathode, i.e., driving voltage. Vapor Corrosion Inhibitors (VCIs) are being used in combination with CP systems for the tank bottom soil-side applications. When VCIs are exposed...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12756
...%. The influence of the salinity was investigated here. The performance of several corrosion inhibitors was evaluated with an electrochemical measurement namely Liner Polarization Resistance (LPR) and weight loss coupons in autoclaves. Test solution was synthetic brines with Total Dissolved Solids (TDS) up to 17...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12744
... engineering. The use of various corrosion inhibitors is the most convenient and commercial method for reducing the attack of acid onto the raw metal materials. 1-2 A variety of organic corrosion inhibitors which contains heteroatoms (N, O, P, S) and/or aromatic unsaturated functional moieties have been...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12835
.... The addition of corrosion inhibitor into the acid is used to reduce the corrosive attack of acid by adsorbing themselves onto the steel surface and prevents the direct contact of acid with the steel [5]. A perusal of literature reveals that most of the organic compounds used as effective corrosion inhibitors...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12885
... ABSTRACT This work evaluates the suitability of lignin as corrosion inhibitor when AISI 1018 carbon steel coupons were used as tests specimens. A stock solution of lignin powder, provided by an Albertan Pulp and Paper mill company, was tested for its inhibition efficiency in Rotating Cylinder...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12770
... ABSTRACT This paper will outline the development of a new Yellow Metal corrosion inhibitor with improved corrosion control capabilities when compared to traditional triazole technology. A four-year R&D effort has led to a new patent pending molecule that develops a thicker, more robust...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12878
... in protecting areas where coating has failed. Corrosion inhibitors are used to control internal corrosion. To a very small extent, corrosion inhibitors are also used in external anti-corrosion coating formulations; corrosion inhibitors are released when the coating fails and protect the areas where...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12847
... ABSTRACT The corrosion inhibition mechanism of a new yellow metal corrosion inhibitor was studied using multiple characterization techniques including ellipsometry, white light interferometry (WLI), grazing incidence reflection absorption Fourier transform infrared (GIRA-FTIR) spectroscopy, X...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12800
... ABSTRACT The Phenylalanine based corrosion inhibitor 2-(3-(1-carboxy-2-phenylethyl)-1H-imidazol-3-ium-1-yl)-5-methyl-3-phenylpropanoate (IP) was synthesized by the condensation of phenylalanine, 2-oxopropanal, and formaldehyde and characterized by the FTIR and NMR spectroscopy. The corrosion...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12818
... and corrosion riser corrosion H2S management texas 77084 operation well integrity corrosion inhibitor injection well microorganism Geothermal System high amount Corrosion Management sulphate identification Microbiology production water manuscript bacteria Upstream Oil & Gas Publication...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12772
... of the system, during and after testing become a major concern, therefore, application of inhibiting system is required. Vapor-phase corrosion inhibitors (VCI), can be added to water in small concentrations to prevent corrosion during testing, or wet storage and after testing. These inhibitors are to prevent...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12841
... levels of vapor corrosion inhibitors (VCIs), and combinations of VCIs, CP, and possibly biocides. The objective of this work was to develop, test, and validate an ultrasonic testing (UT) resonance probe and a corrosion monitoring cell to quickly evaluate the effectiveness of corrosion control measures...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12848
... ABSTRACT INTRODUCTION oxygen scavengers (to reduce amount of oxygen) biocides (kills and prevents bacterial growth) corrosion inhibitors (used to inhibit general form of corrosion) materials and corrosion Upstream Oil & Gas inhibitor Pipeline Corrosion flowline...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-12887
... ABSTRACT Corrosion inhibitors are widely used for prolonging the lifetime of oil production facilities. In practice, it is important to quickly screen the effectiveness of a certain kind of corrosion inhibitor before its use in a target environment. However, the evaluation is actually quite...
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-13303
... years ago. Several research activities have been carried out since then to identify the main corrosion mechanisms and to propose appropriate mitigation techniques. Among them, the use of volatile corrosion inhibitors (VCI) seems very promising. However, the industry now suffers from a lack...

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