1. Key Laboratory of Rubber-Plastics, Ministry of Education/Shandong Provincial, Key Laboratory of Rubber-plastics, Qingdao University of Science & Technology, Qingdao 266042, China
2. College of Polymer Science and Engineering, State Key Laboratory of Polymer Materials Engineering, Sichuan University, Chengdu 610065, China
3. Group of Biomimetic Smart Materials, CAS Key Laboratory of Bio-based Materials, Qingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of Sciences, Songling Road 189, Qingdao 266101, P.R. China