Ashland Licensing and Intellectual Property has obtained a patent for a hydrophobic drag reducing coating composition comprised of a solvent selected from the group consisting of acetone, an aliphatic hydrocarbon, an alcohol, a hydrocarbon and mineral spirits; a plurality of nanoparticles selected from the group consisting of fumed silica, hydrophobic titania, and zinc oxide and a UV stable hydrophobic perfluoro alkyl substituted acrylic polymer.
Source:
http://www.coatingsworld.com/issues/0913/view_patents/ashland-patents-hydrophobic-coating-for-drag-reduction/
