随着石油工业逢勃发展,近几年来我国油井水泥分散剂得到了广泛应用和长足的发展。本文介绍了国内几种新型分散剂的制备方法及其分散性能,探讨了化学组成及官能团特性对分散剂使用性能的影响。 With the vigorous development of petroleum industry, in recent years, China’s well cement dispersant has been widely used and the rapid development. This paper introduces the preparation of several new dispersants and their dispersion properties, and explores the influence of chemical composition and functional groups on the performance of dispersants.