1. Key Laboratory of Rubber-Plastics, Ministry of Education/Shandong Provincial Key Laboratory of Rubber-Plastics, School of Polymer Science and Engineering; Qingdao University of Science and Technology; Qingdao 266042 PR China
2. Administrative Board Bureau; National Science Park of China University of Petroleum; Dongying 257091 PR China
3. Laboratory of Polymer Physics and Chemistry, Institute of Chemistry; Chinese Academy of Sciences; Beijing 100190 PR China