Hydroxyesters as coupling agents for surfactant formulations

Details Hydroxyesters as coupling agents for surfactant formulations Hydroxyesters as coupling agents for surfactant formulations

B - Operations, Transporting

01

F

B01F 17/00 (2006.01) C11D 3/20 (2006.01)

Patent

CA 2203233

Disclosed are stable monophasic liquid compositions comprising water, one or more cationic, anionic, amphoteric and/or nonionic surfactants, exhibiting partial solubility in water or in concentrated formulations, and one or more coupling agents of the formula (1) RA-C(O)O-RC-(OC(O)RE)0-1 (1) wherein RA is C1-C15 alkyl with 0-3 hydroxyl substituents, RC is C1-C10 alkyl with 0-3 hydroxyl substituents, and RE is C1-C15 alkyl with 0-1 hydroxyl substituents, wherein the compounds of formula (1) contain 7 to 16 carbon atoms and a total of 1-3 hydroxyl substituents.

Compositions liquides monophases stables comprenant de l'eau, un surfactant cationique, anionique, amphotère et/ou non ionique ou plus, présentant une solubilité partielle dans l'eau ou en formulations concentrées, et un agent de couplage ou plus de formule (1) RA-C(O)O-RC-(OC(O)RE)0-1 (1) où RA est un alkyle en C1-C15 avec 0-3 substituants hydroxyle, RC est un alkyle en C1-C10 avec 0-3 substituants hydroxyle et RE est un alkyle en C1-C15 avec 0-1 substituants hydroxyle, où les composés de formule (1) contiennent 7 à 16 atomes de carbone et un total de 1-3 substituants hydroxyle.

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