Light duty liquid detergent compositions of sulfonated estolides and other derivatives of fatty acids

• US 7,884,064 B2
• Filed: 07/21/2009
• Issued: 02/08/2011
• Est. Priority Date: 01/21/2009
• Status: Active Grant

• Current Assignee: Stepan Company
• Original Assignee: Stepan Company
• Inventors: Masters, Ronald A., Alonso, Lourdes R., Bernhardt, Randal J., Dado, Gregory P.
• Primary Examiner(s): Hardee; John R
• Application Number:
  US12/506,977
• Publication Number:
  US 20100184633A1
• Time in Patent Office: 567 Days
• Field of Search: 510/495, 554/96
• US Class Current: 510/495
• CPC Class Codes: C11D 1/123 derived from carboxylic acids, e.g. sulfosuccinates
• CPC Class Codes: C11D 1/28 Sulfonation products derived from fatty acids or their derivatives, e.g. esters, amides

Abstract

Light duty liquid detergent formulations that contain sulfo-estolide surfactants, sulfo-estolide derivatives and salts of sulfo-estolides are disclosed. The compositions of the presently described technology are useful for soil removal applications including, but not limited to, washing dishes by hand.

Claims

1. A liquid detergent composition, comprising:

about 0.1% to about 99.9% active weight of the total composition of at least one sulfo-estolide surfactant having the following general Formula 1;

2. The liquid detergent composition of claim 1, wherein the composition further comprises 0% to about 40% active weight of the total composition of at least one foam stabilizing surfactant.

3. The liquid detergent composition of claim 2, wherein the at least one foam stabilizing surfactant is about 0.5% to about 15% by active weight of the composition.

4. The liquid detergent composition of claim 3, wherein the at least one foam stabilizing surfactant is about 3% to about 10% by active weight of the composition.

5. The liquid detergent composition of claim 4, wherein the at least one foam stabilizing surfactant is about 5% by active weight of the composition.

6. The liquid detergent composition of claim 2, wherein the at least one foam stabilizing surfactant is a member selected from the group consisting of at least one ampholytic or amphoteric surfactant, at least one nonionic surfactant, derivatives thereof, and combinations thereof.

7. The liquid detergent composition of claim 6, wherein the at least one ampholytic or amphoteric surfactant is a member selected from the group consisting of amine oxides, amidopropyl amine oxides, betaines, amidopropyl betaines, sulfobetaines, hydroxysultaines, amphoacetates, amphopropionates, alkyl amines, organic diamines, derivatives thereof, and combinations thereof.

8. The liquid detergent composition of claim 6, wherein the at least one nonionic surfactant is a member selected from the group consisting of alcohol ethoxylates, alkyl polyglucosides, alkyl ethanolamides, alkyl esters, derivatives thereof, and combinations thereof.

9. The liquid detergent composition of claim 2, wherein the at least one foam stabilizing surfactant is a member selected from the group consisting of cocoamidopropyl betaine, lauryl myristal amidopropyl dimethyl amine oxide, lauryl dimethyl amine oxide, alkyl polyglucoside, and alkyl polyglucoside, derivatives thereof, and combinations thereof.

10. The liquid detergent composition of claim 1, wherein the composition further comprises about 1% to about 99% of at least one carrier.

11. The liquid detergent composition of claim 1, wherein the at least one sulfo-estolide surfactant having the general Formula 1 is about 0.1% to about 50% active weight of the total composition.

12. The liquid detergent composition of claim 11, wherein the at least one sulfo-estolide surfactant having the general Formula 1 is about 0.1% to about 30% active weight of the total composition.

13. The liquid detergent composition of claim 12, wherein the at least one sulfo-estolide surfactant having the general Formula 1 is about 0.1% to about 10% active weight of the total composition.

14. The liquid detergent composition of claim 13, wherein the at least one sulfo-estolide surfactant having the general Formula 1 is about 1% to about 10% active weight of the total composition.

15. The liquid detergent composition of claim 1, wherein the composition is non-toxic, biodegradable, and substantially free of phosphates.

16. The liquid detergent composition of claim 1, wherein the at least one additional surfactant is about 2% to about 70% active weight of the total composition.

17. The liquid detergent composition of claim 16, wherein the at least one additional surfactant is about 5% to about 45% active weight of the total composition.

18. The liquid detergent composition of claim 17, wherein the at least one additional surfactant is about 10% to about 30% active weight of the total composition.

19. The liquid detergent composition of claim 1, wherein the at least one additional surfactant is a member selected from the group consisting of at least one anionic surfactant, at least one nonionic surfactant, derivatives thereof, and combinations thereof.

20. The liquid detergent composition of claim 19, wherein the at least one anionic surfactant is a member selected from the group consisting of sulfoacetates, olefin sulfonates, alkyl benzene sulfonates, alkyl sulfosuccinates, alkyl sulfomethylsuccinates, derivatives thereof, and combinations thereof.

21. The liquid detergent composition of claim 19, wherein the at least one nonionic surfactant is a member selected from the group consisting of alcohol ethoxylates, alkyl polyglucosides, alkyl ethanolamides, alkyl esters, derivatives thereof, and combinations thereof.

22. The liquid detergent composition of claim 1, wherein the at least one additional surfactant is a member selected from the group consisting of lauryl 2-mole average ether sulfonate, lauryl 1-mole average ether sulfonate, lauryl 3-mole average ether sulfonate, alcohol ethoxylate, sodium alkylbenzenesulfonate, alkylbenzene sulfonic acid neutralized with sodium, potassium, ammonium and/or magnesium, sodium olefin sulfonate, and/or sodium lauryl sulfate.

23. The liquid detergent composition of claim 1, wherein the viscosity of the composition is from about 100 cps to about 10,000 cps.

24. The liquid detergent composition of claim 23, wherein the viscosity of the composition is from about 200 cps to about 6,000 cps.

25. The liquid detergent composition of claim 1, wherein pH of the composition is from about 3 to about 10.

26. The liquid detergent composition of claim 25, wherein pH of the composition is from about 4 to about 9.

27. The liquid detergent composition of claim 26, wherein pH of the composition is from about 6 to about 8.

28. The liquid detergent composition of claim 1, wherein the composition further comprises at least one antimicrobial ingredient.

29. The liquid detergent composition of claim 28, wherein the at least one antimicrobial ingredient is a member selected from the group consisting of triclosan, n-alkyl dimethyl benzyl ammonium choride, n-alkyl dimethyl benzyl ammonium choride, dialkyl dimethyl ammonium choride, didecyl dimethyl ammonium choride, dioctyl dimethyl ammonium choride, phenolics, iodophors, pine oil, methyl salicylate, morpholine, silver, copper, bromine, quaternary ammonium compounds, derivatives thereof, and combinations thereof.

30. The liquid detergent composition of claim 1, wherein the composition further comprises from 0% to about 20% by weight of at least one additive.

31. The liquid detergent composition of claim 30, wherein the at least one additive is a member selected from the group consisting of solubilizing agents, fragrances, dyes, enzymes, preservatives, polymers, thickeners, builders, magnesium sulfate, derivatives thereof, and combinations thereof.

32. The liquid detergent composition of claim 31, wherein the enzyme is a member selected from the group consisting of proteases, amylases, lipases, derivatives thereof, and combinations thereof.

33. The liquid detergent composition of claim 31, wherein the preservative is a member selected from the group consisting of benzyl alcohol, phenoxy-2-ethanol, methyl paraben, propyl paraben, Methylchloroisothiazolinone, Methylisothiazolinone, 2-methyl-4-isothiazolin-3-one, 1,2-benzisothiazolin-3-one, imidazolidinyl urea, 1,3-Dimethylol-5,5-dimethylhydantoin, derivatives thereof, and combinations thereof.

34. The liquid detergent composition of claim 31, wherein the polymer is a member selected from the group consisting of anionic polymers, hydroxyethylcelluloses, zwitterionic polymers, gelatins, xanthan gums, polysaccharides, polyethylene glycols, derivatives thereof, and combinations thereof.

35. The liquid detergent composition of claim 34, wherein the anionic polymer is a member selected from the group consisting of acrylates, derivatives thereof, and combinations thereof.

36. A composition which can reduce the viscosity of a liquid detergent, wherein the composition comprises:

about 0.1% to about 70% by weight of at least one phase stability compound having the general Formula 1;