Verfahren um die Oberfläche von porösen, keramischen Materialien öl und wasserabweisende Eigenschaften zu Verleihen
摘要
<p>Oil- and water-repellency is imparted to the surface of a porous ceramic material, in particular of "cotto", by applying a phosphoric monoester having formula: <CHEM> where: L is a divalent organic group; m = 1; Y is -F or -CF3; Z<+> is a cation; Rf is a polyperfluoroalkylene oxide chain.</p>
