WEN Jia-Xin1,2, LIU Yun-Xia1, YAO Jian-Yu1, DUAN Yi-Qin1
1. School of Chemical & Pharmaceutical Engineering, Chongqing Industry Polytechnic College, Chongqing 401120, China;
2. School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 400044, China