1. Cardiff Catalysis Institute, School of Chemistry; Cardiff University; Cardiff CF10 3AT UK
2. Syncat@Beijing, Synfuels China Technology Co., Ltd; Beijing 101407 P.R. China
3. Department of Chemistry; Dainton Building; University of Sheffield; Sheffield S3 7HF UK
4. Department of Materials Science and Engineering; Lehigh University; 5 East Packer Avenue Bethlehem PA 18015-3195 USA
5. INVISTA Textiles (UK) Limited; P.O. Box 2002 Wilton, Redcar TS10 4XX UK