有机硅降滤失剂的研究进展

Research advance of organosilicon fluid loss additive

阐述了有机硅降滤失的研究进展,详细解释有机硅降滤失剂的作用机理。介绍有机硅改性腐植酸、有机硅改性淀粉和硅氟降滤失剂3种主要的有机硅降滤失剂,并对其制备过程和性能特点进行描述。最后对有机硅降滤失剂的发展方向作了简要概述。

Recent advance in researching organosilicon fluid loss additive was reviewed, and mechanism of action of organosilicon fluid loss additive was expounded. The organosilieon fluid loss additive include ： sil- icon modified humic acid, silicon modified starch and silicofluorie drilling fluid loss additive. Process of preparation and characteristic performance of these organosilicon fluid loss additives were also expatiated. Finally, a brief summary is made on development direction of this class of chemicals.