Alkoxy carboxylate surfactants

摘要

Provided herein are inter alia novel compositions and methods having application in a variety of fields including the field of enhanced oil recovery, the cleaning industry as well as groundwater remediation. In particular, the alkoxy carboxylate compounds and mixtures thereof presented herein can be used, inter alia, for the recovery of a large range of crude oil compositions from challenging reservoirs.

主权项

1. A compound having the formula: wherein
R1 is unsubstituted C24-C150 alkyl or R10-substituted C24-C150 alkyl;R2 is independently hydrogen or methyl, wherein at least one R2 is a methyl and wherein the R2 adjacent to the R3 is a hydrogen;R3 is independently hydrogen or unsubstituted C1-C6 alkyl;R10 is independently unsubstituted aryl or unsubstituted cycloalkyl;n is an integer from 45 to 210;z is an integer from 1 to 6; andM+ is a monovalent, divalent or trivalent cation.