Based on the reason of foaming and the mechanism of defoaming,silicone fluid,which is emulsified with other auxiliaries,forms a new style of defoaming agent LS.

• 针对气田钻井液发泡问题,从钻井液发泡原因和消泡机理出发,在综合考察现今国内外各种消泡体系的基础之上,研制了一种以有机硅为主体的乳液型消泡剂LS。