Patent Number: 8,722,593

Title: Alkoxylated thiacalixarenes and the use thereof as crude oil demulsifiers

Abstract: The invention relates to compounds with the formula (II), where R is a C.sub.1- to C.sub.30-alkyl group, a C.sub.2- to C.sub.30-alkenyl group, a C.sub.6- to C.sub.18-aryl group, or a C.sub.7- to C.sub.30-alkylaryl group, AO is a C.sub.2-C.sub.4-alkoxy group, x is a number from 1 to 50, m is a number between 4 and 12, and to the use thereof in quantities of 0.0001 to 5% by weight relative to the oil content of the emulsion to be demulsified, for splitting water in oil emulsions. ##STR00001##

Inventors: Dilsky; Stefan (Gerbrunn, DE)

Assignee: Clariant Finance (BVI) Limited

International Classification: C10M 135/34 (20060101)

Expiration Date: 5/13/12018