1. State Key Laboratory of Chemical Engineering; Membrane Science and Engineering R&D Lab; Chemical Engineering Research Center; East China University of Science and Technology; 130 Meilong Road Shanghai 200237 China
2. Shanghai Key Laboratory of Advanced Polymeric Materials; Key Laboratory for Ultrafine Materials of Ministry of Education; School of Materials Science and Engineering; ECUST; 130 Meilong Road Shanghai 200237 China
3. Huachang Polymer L. L. C; 130 Meilong Road Shanghai 200237 China