Low-foam foamless surfactant and preparation method thereof

The invention discloses a low-foam foam-free surfactant and a preparation method thereof, and relates to the field of surfactants, the low-foam foam-free surfactant comprises the following components by weight: 40-60 parts of allyl polyoxyethylene ether modified organosilicon; and 10 to 20 parts of ethylene oxide-propylene oxide polyether modified organic silicon. The invention has the effect of reducing the generation of surfactant foam and avoiding the use of a defoaming agent. 本申请公开了一种低泡无泡表面活性剂及其制备方法，涉及表面活性剂领域，由包括以下重量份的组分：烯丙基聚氧乙烯醚改性有机硅：40-60份；环氧乙烷-环氧丙烷聚醚改性有机硅：10-20份。本申请具有减少表面活性剂泡沫产生而避免使用消泡剂的效果。