The pape introdues the types, synthesizing methods, retarding mechanism,performanceand application method of the alkylenephosphonic acids and sals oil well cement retarder.

• 综述了用作油井水泥缓凝剂的炕撑膦酸（盐）种类、合成方法、缓凝机理以及在水泥浆中的性能和使用方法。