Striped liquid personal cleansing article containing a cleansing phase and a separate benefit phase comprising a high internal phase emulsion

• US 7,867,962 B2
• Filed: 04/30/2004
• Issued: 01/11/2011
• Est. Priority Date: 05/01/2003
• Status: Expired due to Fees

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Sine, Mark Richard, Monsueir, William Joseph, Thomas, Cheyne Pohlman, Wei, Karl Shiqing, Deckner, George Endel
• Primary Examiner(s): Ogden, Jr.; Necholus
• Application Number:
  US10/837,201
• Publication Number:
  US 20040235693A1
• Time in Patent Office: 2,447 Days
• Field of Search: 510/130, 510/156, 510/153, 510/447, 510/463, 510/417
• US Class Current: 510/130
• CPC Class Codes: A61K 2800/88 Two- or multipart kits
• CPC Class Codes: A61K 8/03 Liquid compositions with two or more distinct layers
• CPC Class Codes: A61K 8/062 Oil-in-water emulsions
• CPC Class Codes: A61K 8/20 Halogens; Compounds thereof
• CPC Class Codes: A61K 8/42 Amides
• CPC Class Codes: A61K 8/463 containing sulfuric acid derivatives, e.g. sodium lauryl sulfate
• CPC Class Codes: A61Q 11/00 Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
• CPC Class Codes: A61Q 19/00 Preparations for care of the skin
• CPC Class Codes: A61Q 19/10 Washing or bathing preparations

Abstract

Personal cleansing compositions that comprise (A) a cleansing phase containing a surfactant and water; and (B) a separate benefit phase comprising at least one high internal phase emulsion; wherein the cleansing and benefit phases are packaged together and are in physical contact. These compositions and corresponding methods provide improved cosmetics, skin feel, and/or skin benefit efficacy.

Claims

1. A personal cleansing article comprising a package containing a liquid striped personal cleansing composition comprising:

(a) a first stripe comprising a cleansing phase comprising a surfactant and water; and

(b) at least one additional stripe comprising a benefit phase comprising a high internal phase emulsion;

wherein said high internal phase emulsion comprises;

(i) 50% or more of an oil; and

(ii) from about 0.5% to about 3% of a stabilizer,

wherein the cleansing phase and the benefit phase in physical contact within said package.

2. The personal cleansing article according to claim 1, wherein the cleansing phase comprises:

(i) at least one anionic surfactant;

(ii) at least one electrolyte; and

(iii) at least one alkanolamide;

wherein the cleansing phase is non-Newtonian shear thinning; and

the cleansing phase has a viscosity of equal to or greater than about 3000 centipoise.

3. A personal cleansing article according to claim 2, wherein said cleansing phase comprises from about 3% to about 60%, by weight of the cleansing phase, of surfactant.

4. A personal cleansing article according to claim 2, wherein the electrolyte comprises

i) an anion selected from the group consisting of phosphate, chloride, sulfate, citrate, and mixtures thereof, and

ii) a cation selected from the group consisting of sodium, ammonium, potassium, magnesium, and mixtures thereof;

and wherein the electrolyte is present at a level of from about 0.1% to about 15% by weight of the cleansing phase.

5. A personal cleansing article according to claim 1, wherein said cleansing phase further comprises a cationic deposition polymer.

6. A personal cleansing article according to claim 5, wherein said cationic deposition polymer is selected from the group consisting of cationic cellulosic derivatives, cationic guar derivatives, cationic synthetic polymers, and mixtures thereof.

7. A personal cleansing article according to claim 1, wherein the cleansing phase additionally comprises a lamellar structurant.

8. A personal cleansing article according to claim 7, wherein the lamellar structurant is selected from the group consisting of fatty acids, fatty esters, trihydroxystearin, fatty alcohols, and mixtures thereof.

9. A personal cleansing article according to claim 1, wherein the benefit phase comprises an emulsifier selected from the group consisting of nonionic surfactant, cationic surfactant, anionic surfactant, and mixtures thereof.

10. A personal cleansing article according to claim 1, wherein the oil is selected from the group consisting of hydrocarbon oils and waxes, silicones, fatty acid derivatives, cholesterol, cholesterol derivatives, diglycerides, triglycerides, vegetable oils, vegetable oil derivatives, acetoglyceride esters, alkyl esters, alkenyl esters, lanolin, lanolin derivatives, wax esters, beeswax derivatives, sterols, phospholipids, and mixtures thereof.

11. A personal cleansing article according to claim 1, wherein the stabilizer is selected from the group consisting of acrylates/C10-30 alkyl acrylate crosspolymer, cetyl hydroxyethyl cellulose, acrylate/steareth-20 methacrylate copolymer, acrylate/laureth-25 methacrylate copolymer, acrylate/steareth-20 methacrylate copolymer, acrylate/laureth-25 methacrylate copolymer, acrylate/beheneth-25 methacrylate copolymer, PEG-150/stearyl alcohol/SMDI copolymer, acrylate/vinyl isodecanoate, acrylate/steareth-20 itaconate copolymer, acrylate/ceteth-20 itaconate copolymer, acrylate/aminoacrylate/C10-C30 alkyl PEG-20 itaconate copolymer, polyquaternium-24, the metal oxides of titanium, zinc, iron, zirconium, silicon, manganese, aluminium and cerium, polycarbonates, polyethers, polyethylenes, polypropylenes, polyvinyl chloride, polystyrene, polyamides, polyacrylates, and mixtures thereof.

12. A personal cleansing article according to claim 1, wherein at least one phase contains a colorant.

13. A personal cleansing article according to claim 12, wherein the cleansing and benefit phases visually form a pattern within the package.

14. A personal cleansing article according to claim 13, wherein the pattern is selected from the group consisting of striped, marbled, geometric, and mixtures thereof.

15. A personal cleansing article according to claim 14, wherein said package is transparent.

16. A personal cleansing article according to claim 1, wherein said package comprises a lid;

and said package includes instructions to store said package on the lid.

17. A personal cleansing article according to claim 1, wherein the composition additionally comprises skin care actives, wherein the skin care actives are selected from the group consisting of vitamins;

vitamin derivatives;

sunscreens;

preservatives;

anti-acne medicaments;

antioxidants;

skin soothing and healing agents;

chelators; and

sequestrants;

essential oils;

skin sensates; and

mixtures thereof.

18. A personal cleansing article comprising a package containing a liquid striped personal cleansing composition comprising:

a) a first stripe comprising a cleansing phase comprising from about 1% to about 50%, by weight of the cleansing phase, of a surfactant selected from the group consisting of anionic surfactant, non-ionic surfactant, zwitterionic surfactant, cationic surfactant, soap and mixtures thereof;

wherein the cleansing phase is non-Newtonian shear thinning, has a viscosity of equal to or greater than about 3,000 centipoise and a yield point of at least about 0.1 Pascal; and

b) at least one additional stripe comprising a separate benefit phase comprising a high internal phase emulsion comprising;

i. 50% or more of an oil,

ii. from about 0.5% to about 3.0% of a stabilizer,

iii. and water;

wherein the ratio of the cleansing phase to the benefit phase is from about 1;

9 to about 99;

1;

wherein the cleansing phase and benefit phase are present as stripes wherein the stripe size is at least about 0.1 mm in width and at least about 1 mm in length and wherein the cleansing phase and the benefit phase are in physical contact within said package.

19. A personal cleansing article according to claim 18, wherein the cleansing phase comprises:

(i) at least one anionic surfactant;

(ii) at least one electrolyte;

(iii) at least one alkanolamide; and

(iv) water;

wherein the cleansing phase is non-Newtonian shear thinning; and

the cleansing phase has a viscosity of equal to or greater than about 3000 centipoise.

20. A personal cleansing article according to claim 19, wherein said cleansing phase comprises from about 3% to about 60%, by weight of the cleansing phase, of surfactant.

21. A personal cleansing article according to claim 19, wherein the electrolyte comprises

i) an anion selected from the group consisting of phosphate, chloride, sulfate, citrate, and mixtures thereof, and

ii) a cation selected from the group consisting of sodium, ammonium, potassium, magnesium, and mixtures thereof;

and wherein the electrolyte is present at a level of from about 0.1% to about 15% by weight of the cleansing phase.

22. A personal cleansing article according to claim 18, which additionally comprises a cationic deposition polymer in said cleansing phase.

23. A personal cleansing article according to claim 22, wherein said cationic deposition polymer is selected from the group consisting of cationic cellulosic derivatives, cationic guar derivatives, cationic synthetic polymers, and mixtures thereof.

24. A personal cleansing article according to claim 18, wherein the cleansing phase additionally comprises a lamellar structurant.

25. A personal cleansing article according to claim 18, wherein the lamellar structurant is selected from the group consisting of fatty acids, fatty esters, trihydroxystearin, fatty alcohols, and mixtures thereof.

26. A personal cleansing article according to claim 18, wherein the benefit phase comprises an emulsifier selected from the group consisting of nonionic surfactant, cationic surfactant, anionic surfactant, and mixtures thereof.

27. A personal cleansing article according to claim 18, wherein the oil is selected from the group consisting of hydrocarbon oils, waxes, silicones, fatty acid derivatives, cholesterol, cholesterol derivatives, diglycerides, triglycerides, vegetable oils, vegetable oil derivatives, acetoglyceride esters, alkyl esters, alkenyl esters, lanolin, lanolin derivatives, wax esters, beeswax derivatives, sterols and phospholipids, and mixtures thereof.

28. A personal cleansing article according to claim 18, wherein the stabilizer is selected from the group consisting of acrylates/C10-30 alkyl acrylate crosspolymer, cetyl hydroxyethyl cellulose, acrylate/steareth-20 methacrylate copolymer, acrylate/laureth-25 methacrylate copolymer, acrylate/steareth-20 methacrylate copolymer, acrylate/laureth-25 methacrylate copolymer, acrylate/beheneth-25 methacrylate copolymer, PEG-150/stearyl alcohol/SMDI copolymer, acrylate/vinyl isodecanoate, acrylate/steareth-20 itaconate copolymer, acrylate/ceteth-20 itaconate copolymer, acrylate/aminoacrylate/C10-C30 alkyl PEG-20 itaconate copolymer, polyquaternium-24, the metal oxides of titanium, zinc, iron, zirconium, silicon, manganese, aluminium and cerium, polycarbonates, polyethers, polyethylenes, polypropylenes, polyvinyl chloride, polystyrene, polyamides, polyacrylates, and mixtures thereof.

29. A personal cleansing article according to claim 18, wherein at least one phase contains a colorant.

30. A personal cleansing article according to claim 29, wherein the cleansing and benefit phases visually form a pattern within the package.

31. A personal cleansing article according to claim 30, wherein the pattern is selected from the group consisting of striped, marbled, geometric, and mixtures thereof.

32. A personal cleansing article according to claim 31, wherein said package is transparent.

33. A personal cleansing article according to claim 18, wherein said package comprises a lid;

and said package includes instructions to store said package on said lid.

34. A personal cleansing article according to claim 18, wherein the composition additionally comprises skin care actives, wherein the skin care actives are selected from the group consisting of vitamins;

vitamin derivatives;

sunscreens;

preservatives;

anti-acne medicaments;

antioxidants;

skin soothing and healing agents;

chelators; and

sequestrants;

essential oils;

skin sensates and mixtures thereof.