申请人:Liu Chunde
公开号:US20140113842A1
公开(公告)日:2014-04-24
Betaine surfactants of formula (I) and preparation methods and uses thereof are provided. The surfactant can decrease the interfacial surface tension of crude oil till 10
−3
mN/m, have the capabilities of antiheating (130° C.), antimineralizing and antidiluting, and can be used in the field of tertiary oil recovery.
提供了公式(I)的甜菜碱表面活性剂及其制备方法和用途。该表面活性剂可以将原油的界面表面张力降至10-3mN/m,具有抗加热(130℃)、抗矿化和抗稀释的能力,并可用于三次油田开发领域。