1. Yancheng Institute of Technology; School of Chemistry and Chemical Engineering; 1 st Avenue Road 224051 Yancheng China
2. Chuzhou University; School of Material Science and Chemical Engineering; 1 st Huifeng Road 239000 Chuzhou China
3. Chinese Academy of Sciences; State Key Laboratory of Coal Conversion, Institute of Coal Chemistry; 27 st Taoyuan Road 030001 Taiyuan China