Novel zinc-rich epoxy paint coatings with hydrated alumina and carbon nanotubes supported polypyrrole for corrosion protection of low carbon steel: Part I: Inhibitor particles and their dispersions

2012 ◽  
Vol 64 (12) ◽  
pp. 1082-1090 ◽  
Author(s):  
A. Gergely ◽  
Z. Pászti ◽  
I. Bertóti ◽  
T. Török ◽  
É. Pfeifer ◽  
...  
2013 ◽  
Vol 67 (8) ◽  
Author(s):  
Pravin Deshpande ◽  
Sanket Vathare ◽  
Shashikant Vagge ◽  
Elena Tomšík ◽  
Jaroslav Stejskal

AbstractThe coaxial coating of multi-wall carbon nanotubes (MWCNT) with poly(aniline) (PANI) was synthesised and a paint was prepared containing conducting PANI-MWCNT composite. The corrosion protection performance was assessed by open circuit potential measurements, potentiodynamic polarisation, and electrochemical impedance spectroscopy. The corrosion rate of low-carbon steel coated with 1.5 mass % of PANI-MWCNT-based paint in 3.5 mass % sodium chloride solution was found to be 0.037 mm y−1, about 5.2 times lower than that of unpainted low-carbon steel and 3.6 times lower than that of epoxy painted steel.


2004 ◽  
Vol 52 (12) ◽  
pp. 3657-3664 ◽  
Author(s):  
A Martı́nez-de-Guerenu ◽  
F Arizti ◽  
M Dı́az-Fuentes ◽  
I Gutiérrez

2016 ◽  
Vol 71 (2) ◽  
pp. 189-197 ◽  
Author(s):  
Pravin P. Deshpande ◽  
Abhijit A. Bhopale ◽  
Vandana A. Mooss ◽  
Anjali A. Athawale

2011 ◽  
Vol 33 (6) ◽  
pp. 1093-1100 ◽  
Author(s):  
Victoria L. Finkenstadt ◽  
Gregory L. Côté ◽  
J. L. Willett

Author(s):  
Sang-Seop Lim ◽  
Chung-Gil Kang

With increasing oil consumption, we have to find more oil resources in the deep sea. The extreme working condition of the deep sea requires high toughness and high strength values at low temperatures. Academic institutions limited the chemical composition of the requested casting steel to meet their requirements of fracture toughness and weldability. Thus, the carbon content was set approximately 0.10% based on classification societies which required specific mechanical properties of strength, elongation, reduction area and impact energy (−40°C). In this study, we find the optimal heat treatment condition of low carbon steel (0.10%C) to obtain the desired mechanical properties at low temperature (−40°C) according to different quenching parameters (heating times) and tempering parameters (heating temperatures, cooling methods).


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