1. Department of Applied Science and Technology Politecnico di Torino C.so Duca degli Abruzzi 24 Torino 10129 Italy
2. Department of Fibre and Polymer Technology KTH Royal Institute of Technology Teknikringen 56–58 Stockholm 10044 Sweden
3. Specific Polymers 150 Avenue des Cocardieres Castries 34160 France
4. Swedish Centre for Resource Recovery Faculty of Textiles Engineering and Business University of Borås Allegatan 1 Borås 501 90 Sweden