1. Key Laboratory of Rubber-plastics, Ministry of Education/Shandong Provincial Key Laboratory of Rubber-plastics, College of Environment and Safety Engineering; Qingdao University of Science and Technology; 53 Zhengzhou Road Qingdao 266042 China
2. Key Laboratory of Fire Prevention and Rescue Technology; Ministry of Public Security; Langfang 065000 China
3. School of Civil Engineering; Central South University; Changsha 410075 China