1. 3M China Limited, Corporate Research Lab, Shanghai 200233, China
2. Beijing National Laboratory for Molecular Sciences, Department of Polymer Science and Engineering and the Key Laboratory of Polymer Chemistry and Physics of Ministry of Education, Center for Soft Matter Science and Engineering, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China
3. 3M Company, Saint Paul, Minnesota 55144, United States
4. School of Chemical Engineering and Technology, Tianjin University, Tianjin 300350, China