1. The QUILL Research Centre, School of Chemistry and Chemical Engineering, Queen’s University Belfast, Belfast BT9 5AG, U.K.
2. Recycling Technologies, Unit 2, Stirling Court, Stirling Road, Swindon SN3 4TQ, U.K.
3. Trifol Resources Ltd, Unit 1, Clonminam Business Park, Portlaoise R32 P380, Ireland