1. Jiangsu Key Laboratory of Environmentally Friendly Polymeric Materials
2. School of Materials Science & Engineering
3. Changzhou University
4. Changzhou 213164
5. P. R. China
6. Department of Chemistry
7. Hubei Key Lab on Organic and Polymeric Optoelectronic Materials
8. Wuhan University
9. Wuhan 430072
10. People's Republic of China
11. University of York
12. York
13. UK
14. School of Chemistry
15. University of Birmingham
16. Birmingham B15 2TT