1. School of Chemical Engineering and Technology, Shaanxi Key Laboratory of Energy Chemical Process Intensification, Institute of Polymer Science in Chemical Engineering, Xi’an Jiaotong University, Xi’an, Shaanxi 710049, PR China
2. Instrument Analysis Center, Xi’an Jiaotong University, Xi’an, Shaanxi 710049, PR China
3. State Key Laboratory of Bio-Fibers and Eco-Textiles, School of Materials Science and Engineering, Qingdao University, Qingdao 266000, PR China