Anti-icing and anticontamination properties of coatings induced by surface structure.

Autor: Patzelt, Gesa, Stenzel, Volkmar, Geils, Judith, Stake, Andrej
Předmět:
Zdroj: Journal of Coatings Technology & Research; Jul2016, Vol. 13 Issue 4, p589-596, 8p
Abstrakt: The development of the first model coatings with innovative surface structures, anti-icing, and anticontamination properties could be implemented in the EU-project CleanSky. A porous aluminum alloy structure created by anodization was filled with fluid silicon oil polydimethylsiloxane. At the surface, the silicon oil was modified with vacuum ultraviolet-light to form a thin and solid hydrophobic layer. For further investigations, laser-structured metal surfaces were copied and reproduced with a coating and afterward filled with fluoro-modified oils. Additionally, aluminum alloy AA2024 samples were pickled and treated with hot water to create micro- and nanostructures at the surface. These samples were also filled with different fluoro-modified and nonmodified oils. After application, the surface properties were analyzed with special tests for functionality regarding anti-ice and anticontamination properties. [ABSTRACT FROM AUTHOR]
Databáze: Complementary Index