Superhydrophobicity through Coatings Prepared by Chemical Methods

Superhydrophobic surfaces were first observed in nature like on a lotus leaf. The surfaces need to have hierarchical micro- and nanoscale roughness and low surface energy to achieve superhydrophobicity. Their unique behavior against water leads to various applications like corrosion resistance, oil-...

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Main Authors: Shadmani, Sepehr (Author), Khodaei, Mehdi (Author), Chen, Xiuyong (Author), Li, Hua (Author)
Format: Ebooks
Published: IntechOpen, 2020-06-17.
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042 |a dc 
100 1 0 |a Shadmani, Sepehr  |e author 
700 1 0 |a Khodaei, Mehdi  |e author 
700 1 0 |a Chen, Xiuyong  |e author 
700 1 0 |a Li, Hua  |e author 
245 0 0 |a Superhydrophobicity through Coatings Prepared by Chemical Methods 
260 |b IntechOpen,   |c 2020-06-17. 
500 |a https://mts.intechopen.com/articles/show/title/superhydrophobicity-through-coatings-prepared-by-chemical-methods 
520 |a Superhydrophobic surfaces were first observed in nature like on a lotus leaf. The surfaces need to have hierarchical micro- and nanoscale roughness and low surface energy to achieve superhydrophobicity. Their unique behavior against water leads to various applications like corrosion resistance, oil-water separation, self-cleaning properties, anti-icing properties, drag reduction, and antibacterial properties. To investigate the wetting behavior of the coating, water contact angle, contact angle hysteresis and sliding angle must be measured. If WCA is higher than 150° and sliding angle and contact angle hysteresis are below 10°, then it can be concluded that the surface is superhydrophobic. Various fabrication methods including lithography, templating, chemical vapor deposition, layer-by-layer deposition, colloidal aggregation, and electrospinning and electrospraying especially wet chemical method are thoroughly studied. Among all fabrication methods, the wet chemical technique is one of the promising methods due to its low cost and capability of large-scale production and also the substrate shape and dimensions having a minimal effect on the process. Superhydrophobic coatings still lack sufficient mechanical endurance. Also, in all traditional superhydrophobic coatings, it is necessary to lower the surface energy by a low-energy polymeric material that does not have suitable bonding and stability in harsh environments. 
540 |a https://creativecommons.org/licenses/by/3.0/ 
546 |a en 
690 |a Superhydrophobic Surfaces - Fabrications to Practical Applications 
655 7 |a Chapter, Part Of Book  |2 local 
786 0 |n https://www.intechopen.com/books/7343 
787 0 |n ISBN:978-1-83880-597-5 
856 \ \ |u https://mts.intechopen.com/articles/show/title/superhydrophobicity-through-coatings-prepared-by-chemical-methods  |z Get Online