1. Chongqing Chemical Industry Vocational College, 401220, Chongqing, P. R. China
2. School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 400044, China
3. Green Fine Technology Co. Ltd, Chongqing 404100, P. R. China
4. Key Laboratory of Low-grade Energy Utilization Technologies & Systems of the Ministry of Education, Chongqing University, Chongqing, 40004, P. R. China