1. Key Laboratory of Colloid and Interface Chemistry of the Ministry of Education School of Chemistry and Chemical Engineering Shandong University Jinan Shandong 250100 China
2. National Engineering Research Center for Colloidal Materials School of Chemistry and Chemical Engineering Shandong University Jinan Shandong 250100 China
3. State Key Laboratory of Microbial Technology Shandong University Qingdao Shandong 266237 China