1 Key Laboratory of Rubber-Plastics of Ministry of Education/Shandong Province (QUST), School of Polymer Science &Engineering, Qingdao University of Science and Technology, Qingdao, China.
2 School of Material Science and Engineering, Shaanxi University of Technology (SNUT), Hanzhong, China.
3 National Center for Education and Research on Corrosion and Materials Performance, Department of Chemical and Biomolecular Engineering, The University of Akron, Akron, OH, United States.