1. Chemical Engineering Institute, Changchun University of Technology, 2055 Yan’an Street, Changchun 130012, P. R. China
2. Key Laboratory of Polymer Ecomaterials, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, 5625 Renmin Street, Changchun 130022, P. R. China
3. Jilin Biomedical Polymers Engineering Laboratory, 5625 Renmin Street, Changchun 130022, P. R. China