1. Department
of Applied Chemistry, Graduate School of Engineering, Osaka Prefecture University, 1-2 Gakuen-cho, Naka-ku, Sakai, Osaka 599-8570, Japan
2. Faculty
of Molecular Chemistry and Engineering, Kyoto Institute of Technology, Gosyokaido-cho, Matsugasaki, Sakyo-ku, Kyoto 606-8585, Japan
3. R&D Division, Kewpie Corporation, 2-5-7 Sengawa-cho, Chofu-shi, Tokyo, 182-002, Japan