1. School of Materials Science and Engineering Southwest University of Science and Technology Mianyang 621000 China
2. State Key Laboratory of Environmental‐Friendly Energy Materials Southwest University of Science and Technology Mianyang 621000 China
3. China Bluestar Chengrand Chemical Co. Ltd. Chengdu 610000 China
4. School of Adult and Network Education Southwest University of Science and Technology Mianyang 621000 China