公开(公告)号：WO2015177508A1

公开(公告)日：2015-11-26

申请号：PCT/GB2015/051350

申请日：2015-05-08

Applicant: CRODA INTERNATIONAL PLC

Inventor： ROUSE, Sean Philip Nigel ,  PRODGER, James Alan ,  DAVIES, Craig Allan

IPC: C08G65/26 ,  B01D17/04 ,  C10G33/04 ,  C08G65/332

CPC classification number: C10G33/04 ,  B01D17/047 ,  C08G65/2615 ,  C08G65/3322

Abstract: The present invention provides a demulsifier comprising a compound of the general formula (I), a demulsification formulation comprising the demulsifier, methods of making a demulsifier, a method of demulsifying an oil-in-water or a water-in oil emulsion and the use as a demulsifier of a compound comprising a dimer and/or trimer fatty residue and an alkyleneoxy chain comprising a first ethyleneoxy section, a second ethyleneoxy section, and a propyleneoxy section located between the first ethyleneoxy section and the second ethyleneoxy section, wherein the propyleneoxy section comprises from 1 to 20 propyleneoxy groups. The demulsifier may be for use in demulsifying an emulsion, for example crude oil.

Abstract translation: 本发明提供一种包含通式（I）化合物的破乳剂，包含破乳剂的破乳配制剂，制造破乳剂的方法，使水包油或油包水乳化液破乳的方法和使用 作为包含二聚体和/或三聚体脂肪残基和亚烷氧基链的化合物的破乳剂，其包含第一乙烯氧基部分，第二乙氧乙烯部分和位于第一乙烯氧基部分和第二乙氧基部分之间的丙烯氧基部分，其中丙烯氧基部分 包含1至20个丙烯氧基。 破乳剂可以用于乳化乳液，例如原油。