| 摘要 |
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. |
