1. Shandong Key Laboratory of Oilfield Chemistry, School of Petroleum Engineering, China University of Petroleum (East China), Qingdao 266580, China
2. Ministry of Education, Key Laboratory of Unconventional Oil & Gas Development (China University of Petroleum (East China)), Qingdao 266580, China
3. Bohai Oilfield Research Institute, Tianjin Branch, CNOOC China Limited, Tianjin 300459, China
4. Technology Inspection Center, Shengli Oilfield Company, SINOPEC, Dongying 257000, China
5. Department of Chemical and Materials Engineering, University of Alberta, Edmonton, Alberta T6G 1H9, Canada