1. National & Local Joint Engineering Laboratory for New Petrochemical Materials and Fine Utilization of Resources, College of Chemistry and Chemical Engineering, Hunan Normal University, 36 Lushan Road, Changsha 410081, Hunan, P. R. China
2. ChangSha Jiaqiao Biological Technology Co. Ltd., 186 Guyuan Road, Changsha 410205, Hunan, P. R. China