1. University of Applied Sciences Niederrhein Faculty of Chemistry Department of Chemical Engineering Adlerstraße 32 47798 Krefeld Germany
2. University of Applied Sciences Niederrhein Institute for Coatings and Surface Chemistry (ILOC) Adlerstraße 32 47798 Krefeld Germany
3. University of Duisburg-Essen Faculty of Chemistry Department of Technical Chemistry II Universitätsstraße 7 45141 Essen Germany