1. Global
Environment Research Laboratories, Toray Industries Inc., 3-2-1 Sonoyama, Otsu, Shiga 520-0842, Japan
2. Institute
for Complex Molecular Systems and Laboratory for Macromolecular and
Organic Chemistry, Eindhoven University of Technology, P.O. Box 513, 5600 MB Eindhoven, The Netherlands
3. Department
of Polymer Science and Engineering, Inha University, 253 Yonghyun-dong, Nam-gu, Incheon 405-751, Republic of Korea