Stable multi-phased personal care composition

• US 20060079421A1
• Filed: 08/05/2005
• Published: 04/13/2006
• Est. Priority Date: 10/08/2004
• Status: Abandoned Application

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Wei, Karl Shiqing, Smith, Edward Dewey III, Heinrich, James Merle, Wagner, Julie Ann, Midha, Sanjeev Midha
• Application Number:
  US11/198,618
• Publication Number:
  US 20060079421A1
• Time in Patent Office: Days
• US Class Current: 510/130
• CPC Class Codes: A61K 8/02 characterised by special physical form
• CPC Class Codes: A61K 8/0237 Striped compositions
• CPC Class Codes: A61K 8/03 Liquid compositions with two or more distinct layers
• CPC Class Codes: A61Q 19/02 for chemically bleaching or whitening the skin
• CPC Class Codes: A61Q 19/10 Washing or bathing preparations
• CPC Class Codes: A61Q 5/02 Preparations for cleaning the hair

Abstract

The present invention is a stable multi-phase personal care composition comprising: at least two visually distinct phases; wherein at least one visually distinct phase comprises a cleansing phase comprising from about 2% to about 90%, by weight of the cleansing phase, of a surfactant component; and wherein said cleansing phase comprises a polymeric phase structurant; and wherein said visually distinct phases form a pattern.

Claims

1. A stable multi-phase personal care composition comprising:

at least two visually distinct phases;

wherein at least one visually distinct phase comprises a cleansing phase comprising from about 2% to about 90%, by weight of the cleansing phase, of a surfactant component; and

wherein said cleansing phase comprises a polymeric phase structurant; and

wherein said visually distinct phases form a pattern.

2. The stable multi-phase personal care composition of claim 1, wherein said polymeric phase structurant is selected from the group consisting of deflocculating polymers, naturally derived polymers, synthetic polymers, crosslinked polymers, block polymers, block copolymers, copolymers, hydrophilic polymers, nonionic polymers, anionic polymers, hydrophobic polymers, hydrophobically modified polymers, associative polymers, oligomers, and mixtures thereof.

3. The stable multi-phase personal care composition of claim 1, wherein said multi-phase personal care composition comprises from about 0.05% to about 10%, by weight of said cleansing phase, of said polymeric phase structurant.

4. The stable multi-phase personal care composition of claim 1, wherein said cleansing phase further comprises a liquid crystalline phase inducing structurant.

5. The stable multi-phase personal care composition of claim 4, wherein said liquid crystalline phase inducing structurant is selected from the group consisting of fatty acids, fatty alcohols, fatty esters, trihydroxystrearin, and mixtures thereof.

6. The stable multi-phase personal care composition of claim 1, said cleansing phase comprising from about 5% to about 40%, by weight of the cleansing phase, of said surfactant component.

7. The stable multi-phase personal care composition of claim 1, cleansing phase comprising from about 10% to about 30%, by weight of the cleansing phase, of said surfactant component.

8. The stable multi-phase personal care composition of claim 1, cleansing phase comprising from about 12% to about 25%, by weight of the cleansing phase, of said surfactant component.

9. The stable multi-phase personal care composition of claim 1, cleansing phase comprising from about 13% to about 20.5%, by weight of the cleansing phase, of said surfactant component.

10. The stable multi-phase personal care composition of claim 1, cleansing phase comprising from about 14% to about 18.5%, by weight of the cleansing phase, of said surfactant component.

11. The stable multi-phased personal care composition of claim 1, wherein said visually distinct phases are selected from the group consisting of a cleansing phase, a benefit phase, a non-lathering structured aqueous phase, and combinations thereof.

12. The stable multi-phased personal care composition of claim 1, wherein a ratio of said cleansing phase to a second phase is about 99:

1 to about 1;

99.

13. The stable multi-phased personal care composition of claim 1, wherein a ratio of said cleansing phase to a second phase is about 90:

10 to about 10;

90.

14. The stable multi-phased personal care composition of claim 1, wherein a ratio of said cleansing phase to a second phase is about 80:

20 to about 20;

80.

15. The stable multi-phased personal care composition of claim 1, wherein a ratio of said cleansing phase to a second phase is about 70:

30 to about 30;

70.

16. The stable multi-phased personal care composition of claim 1, wherein a ratio of said cleansing phase to a second phase is about 50:

50.

17. The stable multi-phase personal care composition of claim 1, wherein the cleansing phase comprises:

(i) at least one anionic surfactant;

(ii) at least one electrolyte;

(iii) at least one alkanolamide; and

(v) 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 cps.

18. The stable multi-phase personal care composition of claim 17, further comprising optionally additional conventional surfactants.

19. The stable multi-phase personal care composition of claim 1, wherein the cleansing phase comprises:

a. a surfactant component comprising;

(i) at least one nonionic surfactant having an HLB from about 3.4 to about 15.0;

(ii) at least one anionic surfactant;

(iii) at least one amphoteric surfactant; and

b. an electrolyte.

20. The stable multi-phase personal care composition of claim 1, wherein said pattern is selected from the group consisting of striped, geometric, marbled and combinations thereof.

21. The stable multi-phase personal care composition of claim 1, wherein said cleansing phases provides a Yield Stress of greater than about 0.5 Pa-s.

22. The stable multi-phase personal care composition of claim 1, wherein said cleansing phases provides a Zero Shear Viscosity of greater than about 500 Pa-s.

23. The stable multi-phased personal care composition of claim 1, wherein said cleansing phase provides a Total Lather Volume of at least about 600 ml.

24. The stable multi-phase personal cleansing composition of claim 1, wherein said composition additionally comprises optional benefit component, wherein said optional benefit component are selected from the group consisting of emollients, particles, beads, skin whitening agents, fragrances, colorants, of vitamins and derivatives thereof;

sunscreens;

preservatives;

anti-acne medicaments;

antioxidants;

chelators;

essential oils, skin sensates, antimicrobials, and mixtures thereof.

45. A method of delivering skin benefits to skin or hair, said method comprising the steps of:

a) dispensing an effective amount of a stable multi-phase personal care composition according to claim 1 onto an implement selected from the group consisting of a cleansing puff, washcloth, sponge, and human hand;

b) topically applying said composition to said skin or hair using said implement; and

c) removing said composition from said skin or hair by rinsing said skin or hair with water.

25. A stable multi-phase personal care composition comprising:

at least two visually distinct phases;

wherein at least one visually distinct phase comprises a cleansing phase comprising from about 2% to about 90%, by weight of the cleansing phase, of a surfactant component; and

wherein said cleansing phase has a Structured Domain Volume Ratio of at least about 45%.

26. The stable multi-phase personal care composition of claim 25, wherein said composition further comprises a polymeric phase structurant.

27. The stable multi-phase personal care composition of claim 26, wherein said polymeric phase structurant is selected from the group consisting of deflocculating polymers, naturally derived polymers, synthetic polymers, crosslinked polymers, block polymers, block copolymers, copolymers, hydrophilic polymers, nonionic polymers, anionic polymers, hydrophobic polymers, hydrophobically modified polymers, associative polymers, oligomers, and mixtures thereof.

28. The stable multi-phase personal care composition of claim 26, wherein said cleansing phase comprises said polymeric phase structurant.

29. The stable multi-phase personal care composition of claim 26, wherein said multi-phase personal care composition comprises from about 0.05% to about 10%, by weight of said cleansing phase, of said phase structurant.

30. The stable multi-phase personal care composition of claim 25, wherein said cleansing phase further comprises a liquid crystalline phase inducing structurant.

31. The stable multi-phase personal care composition of claim 30, wherein said liquid crystalline phase inducing structurant is selected from the group consisting of fatty acids, fatty alcohols, fatty esters, trihydroxystrearin, and mixtures thereof.

32. The stable multi-phased personal care composition of claim 25, wherein said visually distinct phases are selected from the group consisting of a cleansing phase, a benefit phase, a non-lathering structured aqueous phase, and combinations thereof.

33. The stable multi-phase personal care composition of claim 25, wherein the cleansing phase comprises:

(i) at least one anionic surfactant;

(ii) at least one electrolyte;

(iii) at least one alkanolamide; and

(v) 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 cps.

34. The stable multi-phase personal care composition of claim 25, wherein said visually distinct phases form a pattern.

35. The stable multi-phase personal care composition of claim 34, wherein said pattern is selected from the group consisting of striped, geometric, marbled and combinations thereof.

36. The stable multi-phase personal cleansing composition of claim 25, wherein said composition additionally comprises optional benefit component, wherein said optional benefit component are selected from the group consisting of emollients, particles, beads, skin whitening agents, fragrances, colorants, of vitamins and derivatives thereof;

sunscreens;

preservatives;

anti-acne medicaments;

antioxidants;

chelators;

essential oils, skin sensates, antimicrobials, and mixtures thereof.

46. A method of delivering skin benefits to skin or hair, said method comprising the steps of:

a) dispensing an effective amount of a stable multi-phase personal care composition according to claim 25 onto an implement selected from the group consisting of a cleansing puff, washcloth, sponge, and human hand;

b) topically applying said composition to said skin or hair using said implement; and

c) removing said composition from said skin or hair by rinsing said skin or hair with water.

37. A multi-phase personal care composition comprising:

at least two visually distinct phases comprising;

a) a first phase comprising a cleansing phase comprising from about 2% to about 90%, by weight of said cleansing phase, of a surfactant selected from the group consisting of anionic surfactant, nonionic surfactant, zwitterionic surfactant, cationic surfactant, soap, and mixtures thereof;

wherein said cleansing phase is non-Newtonian shear thinning, has a viscosity of equal to or greater than about 3,000 cps;

b) a benefit phase comprising a hydrophobic composition comprising from about 1% to about 100%, by weight of said benefit phase of a hydrophobic material is selected from the group consisting of lipids, hydrocarbons, fats, oils, hydrophobic plant extracts, fatty acids, essential oils, silicone oils, and mixtures thereof;

wherein a weight ratio between said cleansing phase and said benefit phase is from about 1;

99 to about 99;

1 and said cleansing phase and benefit phase are in physical contact in the same package and remain stable in ambient conditions for at least about 180 days; and

wherein said cleansing phase and benefit phase form a pattern; and

wherein at least one phase comprises a polymeric phase structurant; and

wherein said visually distinct phase are stable.

38. The multi-phased personal care composition of claim 37, wherein said benefit phase is substantially free of surfactant.

39. The multi-phased phase personal cleansing composition of claim 37, wherein said hydrophobic material is selected from the group consisting of petrolatum, mineral oil micro-crystalline waxes, paraffins, ozokerite, polyethylene, polybutene, polydecene and perhydrosqualene, dimethicones, cyclomethicones, alkyl siloxanes, polymethylsiloxanes and methylphenylpolysiloxanes, lanolin, lanolin oil, lanolin wax, lanolin alcohols, lanolin fatty acids, isopropyl lanolate, acetylated lanolin, acetylated lanolin alcohols, lanolin alcohol linoleate, lanolin alcohol riconoleate castor oil, soy bean oil, sunflower seed oil, maleated soy bean oil, safflower oil, cotton seed oil, corn oil, walnut oil, peanut oil, olive oil, cod liver oil, almond oil, avocado oil, palm oil and sesame oil, and combinations thereof.

40. The multi-phase personal cleansing composition of claim 37, wherein said composition additionally comprises optional benefit component, wherein said optional benefit component are selected from the group consisting of emollients, particles, beads, skin whitening agents, fragrances, colorants, vitamins and derivatives thereof;

sunscreens;

preservatives;

anti-acne medicaments;

antioxidants;

chelators;

essential oils, skin sensates, antimicrobials, and mixtures thereof.

41. The multi-phase personal care composition of claim 37, wherein said composition is packaged in a container such that said pattern is visible.

42. A multi-phase personal care composition comprising:

at least two visually distinct phases comprising;

a) a first phase comprising a cleansing phase comprising from about 2% to about 90%, 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 said cleansing phase is non-Newtonian shear thinning, has a viscosity of equal to or greater than about 3,000 cps; and

b) a separate non-lathering structured aqueous phase; and

wherein the ratio of the cleansing phase to the non-lathering structured aqueous phase is from about 90;

1 to about 1;

90;

wherein the cleansing phase and non-lathering structured aqueous phase are present as a pattern; and

wherein at least one phase comprises a polymeric phase structurant; and

wherein said visually distinct phase are stable.

43. The multi-phase personal cleansing composition of claim 42, wherein said composition additionally comprises optional benefit component, wherein said optional benefit component are selected from the group consisting of emollients, particles, beads, skin whitening agents, fragrances, colorants, of vitamins and derivatives thereof;

sunscreens;

preservatives;

anti-acne medicaments;

antioxidants;

chelators;

essential oils, skin sensates, and mixtures thereof.

44. The multi-phase personal care composition of claim 42, wherein said composition is packaged in a container such that said pattern is visible.