1. College of Materials, Chemistry & Chemical Engineering, Chengdu University of Technology, Chengdu 610059, P. R. China
2. State Key Laboratory of Oil
and Gas Reservoir Geology and Exploitation, Chengdu University of Technology, Chengdu 610059, P. R. China
3. Mineral Resources Chemistry Key Laboratory of Sichuan Higher Education Institutions, Chengdu 610059, P. R. China