1. Dept. of Chemical Engineering; National Taiwan University; Taipei 106 Taiwan
2. R&D Center for Membrane Technology; Chung Yuan Christian University; Chungli 320 Taiwan
3. Dept. of Products; Taiwan Textile Research Institute; Tucheng Dist. New Taipei City 243 Taiwan
4. Dept. of Chemical Engineering; Chung Yuan Christian University; Chungli 320 Taiwan