1. Fibre and Particle Engineering Research Unit, University of Oulu, P.O. Box 4300, Oulu, 90014, Finland
2. Chemical Process Engineering Research Unit, University of Oulu, P.O. Box 4300, Oulu, 90014, Finland
3. Max Planck Institute of Colloids and Interfaces, Potsdam, 14424, Germany
4. Research Unit of Sustainable Chemistry, University of Oulu, P. O. Box 4300, Oulu, FI-90014, Finland