1. College of ChemistryNortheast Normal University 5628 Renmin Street Changchun 130024 P. R. China
2. College of Chemical EngineeringChangchun University of Technology 2055 Yan'an Street Changchun 130012 P. R. China
3. C. Kinwa High Technology Co. Ltd 1666 Hangkong Street Changchun 130000 P. R. China
4. Jilin Provincial Product Quality Supervision and Inspection Institute 2699 Yiju Road Changchun 130000 P. R. China
5. State Key Laboratory of Polymer Physics and Chemistry Changchun Institute of Applied ChemistryChinese Academy of Sciences 5625 Renmin Street Changchun 130022 P. R. China
6. Jilin University 2699 Qianjin Street Changchun 130012 P. R. China