1. Laboratory
for Chemical Technology, Ghent University, Technologiepark 914, B-9052 Gent, Belgium
2. Department
of Textiles, Ghent University, Technologiepark 907, B-9052 Gent, Belgium
3. Polymer
Chemistry Research Group, Ghent University, Krijgslaan 281 S4-bis, B-9000 Gent, Belgium