Hydrophobically associating acrylamide-based copolymer for chemically enhanced oil recovery

被引:60
|
作者
Ye, Zhongbin [1 ,2 ]
Feng, Mingming [2 ]
Gou, Shaohua [1 ,2 ]
Liu, Man [2 ]
Huang, Ziyan [2 ]
Liu, Tongyi [1 ,2 ]
机构
[1] Southwest Petr Univ, State Key Lab Oil & Gas Reservoir Geol & Exploita, Chengdu 610500, Peoples R China
[2] Southwest Petr Univ, Sch Chem & Chem Engn, Chengdu 610500, Peoples R China
关键词
adsorption; properties and characterization; rheology; AQUEOUS-SOLUTIONS; POLYACRYLAMIDE SOLUTIONS; RHEOLOGICAL BEHAVIOR; NONIONIC SURFACTANT; RELAXATION; CELLULOSE; POLYMERS;
D O I
10.1002/app.39424
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A hydrophobically associating copolymer was prepared by free-radical polymerization with acrylamide (AM), acrylic acid (AA), and N-allyloctadec-9-enamide (NAE) as monomers. The structure was characterized by Fourier transform infrared spectroscopy, H-1-NMR, C-13-NMR, and scanning electron microscopy. The rheological experiments indicated that the copolymer possessed superior properties compared with partially hydrolyzed polyacryamide. It was found that an AM/AA/NAE/Tween-80 system could effectively decrease the interfacial tension and reduce the surfactant loss caused by stratum adsorption in polymer-surfactant flooding. (c) 2013 Wiley Periodicals, Inc.
引用
收藏
页码:2901 / 2911
页数:11
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