1. Kanekalon Fibers R & D Group, Technology Management Department, Kanekalon Division; KANEKA CORPORATION; 1-8 Miyamae-cho, Takasago-cho Takasago Hyogo 676-8688 Japan
2. Department of Materials Science and Engineering, Graduate School of Engineering; Nagoya University; Furo-cho, Chikusa-ku Nagoya 464-8603 Japan
3. Department of Molecular Design and Engineering, Graduate School of Engineering; Nagoya University; Furo-cho, Chikusa-ku Nagoya 464-8603 Japan