1. Shandong Peninsula Engineering Research Center of Comprehensive Brine Utilization, Weifang University of Science and Technology, Shouguang 262700, China
2. College of Chemical Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
3. State Key Laboratory of Material-Oriented Chemical Engineering and College of Chemical Engineering, Nanjing Tech University, Nanjing 210009, P. R. China