1. Research Institute of Special Chemicals, College of Chemistry and Chemical Engineering, Taiyuan University of Technology, Taiyuan, Shanxi 030024, China
2. Shanxi Guoxin Gas Energy Research Institute CO., Ltd, Taiyuan, Shanxi 030032, China
3. Shanxi Key Laboratory of Gas Energy Efficient and Clean Utilization, Taiyuan, Shanxi 030024, China