1. Department of Applied Chemistry, Graduate School of Engineering; Hiroshima University; Higashi-Hiroshima 739-8527 Japan
2. Cannon Finetech Inc.; 3-6-4 Technoport, Ishibashi-cho, Fukui-shi Fukui 910-3138 Japan
3. Department of Chemistry; University of Rajshahi; Rajshahi 6205 Bangladesh
4. College of Material Science and Engineering & State Key Laboratory for Modification of Chemical Fibers and Polymer Materials; Donghua University; Shanghai 201620 PR China