1. Department of Chemistry, Faculty of Science, Masaryk University, Kotlarska 2, CZ-61137 Brno, Czech Republic
2. Institute of Environmental Technology,CEET, VSB-TUO, CZ-70800 Ostrava, Czech Republic
3. Centre of Polymer Systems, Tomas Bata University in Zlin, Tr. Tomase Bati 5678, CZ-76001 Zlin, Czech Republic