1. Hunan Provincial Key Laboratory of Chemical Power Sources, College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, P. R. China
2. Hunan Changyuan Lico Co., Ltd., Changsha 410205, P. R. China
3. Hunan Keyking Recycling Technology Co., Ltd., Hengyang 421008, P. R. China
4. School of Materials and Engineering, Changzhou University, Changzhou 213164, P. R. China
5. School of Chemistry and Chemical Engineering, Henan Normal University, Xinxiang 453007, P. R. China