1. State Key Laboratory of Chemical Engineering and School of Chemistry & Molecular Engineering East China University of Science and Technology Shanghai 200237 P.R. China
2. School of Water and Environment Changan University Xi'an 710054 PR China
3. State Key Laboratory for Performance and Structure Safety of Petroleum Tubular Goods and Equipment Materials Tubular Goods Research Institute of China National Petroleum Corporation Xi'an 710077 P.R. China