[1] Northwestern Polytech Univ, Sch Chem & Chem Engn, Xian 710072, Shaanxi, Peoples R China
[2] North Carolina State Univ, Dept Chem & Biomol Engn, Raleigh, NC 27695 USA
[3] Tianjin Univ, Sch Marine Sci & Technol, Tianjin 300072, Peoples R China
[4] Tianjin Univ, Sch Chem Engn & Technol, Tianjin 300072, Peoples R China