Several series of demulsifiers employed popularly inland nowadays are presented.
同时介绍了目前国内使用较多的几个系列破乳剂。
A molecular model of AE and AP type demulsifiers at oil-water interfaces is suggested.
本文根据大量实验事实，提出了AE、ap型破乳剂分子在油-水界面上的状态模型。
The results showed that the mixed demulsifiers had some advantages over the single demulsifier.
表明复配破乳剂是高效原油破乳剂的研究方向之一。
Propylene glycol, glycerin, polyalcohol can be used as starting substances of polyether demulsifiers.
聚醚类破乳剂的醇类起始剂有丙二醇、甘油或多元醇。
The effect of molecular structure of the demulsifiers on its desalting ability as well as on the interfacial tension of crude oil-water interface was discussed.
研究了破乳剂分子结构变化对原油脱盐效率以及油-水界面张力的影响。
The selection and field test of low temperature and high efficiency demulsifiers were conducted, according to property of emulsion and characteristics of process flow of the field.
针对该气田浮化液特性和生产工艺流程的特点，进行了低温高效破乳剂的筛选与现场试验。
The modified polysiloxane showed much imporoved interfacial behaviors and higher demulsification efficiency due to the effects originated from the molecular structure of the demulsifiers.
结果表明，丙二醇嵌段聚醚接枝聚硅氧烷破乳剂比其前身物具有更好的界面性能和破乳能力。
By adding chemicals such as polymer-based demulsifiers and flocculants to the process, it is possible to grow oil droplets into sizes large enough for the system to pull the oil out of the water.
因此，这些系统在处理过程中一般会添加脱乳剂和凝絮剂等聚合物形式的化学试剂，可使水中的油滴体积增长到足够大，从水中脱离出来。
The free polyethylene glycol (PEG) in polyethylene oxide-polypropylene oxide type demulsifiers is separated by extraction, determined by gravimetric analysis and identified by gas chromotography.
本文用分配萃取法测定了AP型原油破乳剂中的聚乙二醇。
The free polyethylene glycol (PEG) in polyethylene oxide-polypropylene oxide type demulsifiers is separated by extraction, determined by gravimetric analysis and identified by gas chromotography.
本文用分配萃取法测定了AP型原油破乳剂中的聚乙二醇。
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