酸化胶束剂CT5－5和CT5－6的研制与应用
Development and Application of Micellar Agent CT5-5 and CT5-6 for Acidizing Fluids.
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摘要: 针对四川油气田酸化工作液应用现状，研制出适合油气田酸化的酸化胶束剂ＣＴ５－５和ＣＴ５－６及胶束酸配方．介绍了胶束剂的制各、性能评价及现场应用结果．结果表明，ＣＴ５－５和ＣＴ５－６酸化胶束剂配制的胶束酸，具有表面／界面张力低、防乳破乳、悬浮固体微粒、水润湿地层岩石及延缓酸岩反应等特点．可替代常规酸及低毛管力酸ＧＰ－１２，用于投产酸化与压裂酸化施工．Abstract: A new type acidizing micellar agent CT5-5 and CT5-6 is developed.It is composed of phosphate ester type anionic surfactant,cosurfactant,solvent and cosolvent.The results of laboratory and field tests in Sichuan gas fields show that the CT5-5 and CT5-6 aci
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