Patent No. U.S. 6,340,502 B1
Saint-Gobain, Courbevoie, France
has been awarded a patent for a
process for forming a
hydrophobic/oleophobic coating on a
substrate, which comprises cleaning
the substrate and applying a composition
containing at least one alkoxysilane
and at least one halosilane, each
having a perfluorinated group on at
least one end of the molecule.