Cosmetic emulsion containing silicone compounds

• US 20080226572A1
• Filed: 12/19/2007
• Published: 09/18/2008
• Est. Priority Date: 12/20/2006
• Status: Abandoned Application

• Current Assignee: L'Oreal SA
• Original Assignee: L'Oreal SA
• Inventors: Cassin, Guillaume
• Application Number:
  US12/003,016
• Publication Number:
  US 20080226572A1
• Time in Patent Office: Days
• US Class Current: 424/61
• CPC Class Codes: A61K 2800/88 Two- or multipart kits
• CPC Class Codes: A61K 2800/95 Involves in-situ formation or cross-linking of polymers
• CPC Class Codes: A61K 8/8158 Homopolymers or copolymers of amides or imides, e.g. (meth) acrylamide; Compositions of derivatives of such polymers
• CPC Class Codes: A61K 8/895 containing silicon bound to unsaturated aliphatic groups, e.g. vinyl dimethicone
• CPC Class Codes: A61Q 19/00 Preparations for care of the skin

Abstract

The present invention mainly relates to a cosmetic kit for make-up or non therapeutic care of keratinous substance(s) comprising at least two compositions and containing at least one compound X and at least one compound Y, compounds X and Y being capable of reacting together and at least one of the compounds being a silicone compound, with at least one of the compositions being an emulsion.

Claims

1. Cosmetic kit for make-up or non therapeutic care of keratinous substance(s) comprising at least two compositions that are different and are packaged separately, the kit comprising at least one compound X, at least one compound Y, and at least one catalyst, with at least one of compounds X or Y being a silicone compound and said compounds X and Y being capable of reacting together by a hydrosilylation reaction in the presence of a catalyst, when they are brought into contact with one another, said kit being such that compounds X, Y and the catalyst are not present simultaneously in the same composition and that at least one of the compositions of said kit is in the form of a simple or multiple W/O/W emulsion in which said compound X or Y is present in the oily phase.

2. Kit according to claim 1 comprising at least:

i. a first composition containing in a physiologically acceptable medium at least one compound X and

ii. a second composition containing in a physiologically acceptable medium at least one compound Y,

with at least one of said first and second compositions being in the form of a simple or multiple W/O/W emulsion in which the compound X or Y is present in the oily phase, and with at least one of said first and second composition additionally containing at least one catalyst.

3. Kit according to claim 1, in which only one of the first and second compositions is in the form of an emulsion.

4. Kit according to claim 1, in which the first and second compositions are in the form of an emulsion.

5. Kit according to claim 1, comprising at least:

i. a first composition containing, in a physiologically acceptable medium, at least one compound X and one compound Y, said compounds X and Y being capable of reacting together in the presence of a catalyst via a hydrosilylation reaction, when they are placed in contact with each other, and

ii. a second composition containing, in a physiologically acceptable medium, at least said catalyst necessary for the interaction of said compounds X and Y, with said first composition being in the form of a simple or multiple (W/O/W) emulsion in which compounds X and Y are present in the oily phase.

6. Kit according to claim 1, in which the emulsion(s) is (are) direct emulsions (O/W).

7. Kit according to claim 1, in which the emulsions have a liquid fatty phase comprising at least one oil.

8. Kit according to claim 7, in which the oil or oils are present at a content ranging from 1 to 90 wt. % relative to the total weight of each composition.

9. Kit according to claim 1, in which the content of volatile oil is less than or equal to 50% by weight relative to the total weight of each composition.

10. Kit according to claim 1, in which the compositions are free of volatile oil.

11. Kit according to claim 1, in which the compositions contain, respectively, at least one nonionic surfactant.

12. Kit according to claim 11, in which the nonionic surfactant is chosen from esters of polyols and of a fatty acid containing a saturated or unsaturated chain, and oxyalkylenated derivatives thereof.

13. Kit according to claim 12, in which the nonionic surfactant is chosen from glyceryl esters of a C₈-C₂₄ fatty acid, polyethylene glycol esters of a C₈-C₂₄ fatty acid, sorbitol esters of a C₈-C₂₄ fatty acid and sugar esters of a fatty acid, and oxyalkylenated derivatives thereof;

fatty alcohol ethers;

ethers of sugar and of fatty alcohols, and mixtures thereof.

14. Kit according to claim 1, wherein compound X is selected from silicone compounds comprising at least two unsaturated aliphatic groups.

15. Kit according to the claim 14, in which the compound X is a polyorganosiloxane comprising a silicone main chain whose unsaturated aliphatic groups are pendant from the main chain (side group) or located at the ends of the main chain of the compound (end group).

16. Kit according to the claim 15, wherein compound X bears at least one polar group.

17. Kit according to claim 1, wherein compound X is selected from the polyorganosiloxanes comprising at least two unsaturated aliphatic groups each attached to a silicon atom.

18. Kit according to claim 1, wherein compound X is selected from the polyorganosiloxanes containing siloxane units of formula:

19. Kit according to claim 18, in which the polyorganosiloxane of formula (I) is such that R′

represents a vinyl group or a group —

R″

—

CH═

CHR′

″

in which R″

is a divalent aliphatic hydrocarbon chain, having from 1 to 8 carbon atoms, bound to the silicon atom and R′

″

is a hydrogen atom or an alkyl radical having from 1 to 4 carbon atoms.

20. Kit according to claim 18, wherein R represents an alkyl radical having from 1 to 10 carbon atoms or alternatively a phenyl group, and R′

is a vinyl group.

21. Kit according to claim 15, wherein the polyorganosiloxanes additionally comprise units of formula:

22. Kit according to claim 1, wherein compound X is selected from organic oligomers or polymers, hybrid organic/silicone oligomers or polymers, said oligomers or polymers bearing at least 2 unsaturated reactive aliphatic groups.

23. Kit according to claim 1 in which compound Y comprises at least two free Si—

H groups.

24. Kit according to claim 1, wherein compound Y is selected from the polyorganosiloxanes comprising at least one alkylhydrogenosiloxane unit with the following formula:

25. Kit according to claim 24, in which the compound Y is such that the radicals R represent a C₁-C₁₀ alkyl group.

26. Kit according to claim 23, in which Y is a polyorganosiloxane comprising at least two alkylhydrogenosiloxane units of formula —

(H₃C)(H)Si—

O—

.

27. Kit according to claim 1, in which the catalyst is a catalyst based on platinum or tin.

28. Kit according to the claim 27, wherein the catalyst is present in a content ranging from 0.0001 to 20 wt. % relative to the total weight of the composition containing it.

29. Kit according to claim 1, wherein compound X is a polydimethylsiloxane with vinylic end groups and compound Y is a polymethylhydrogenosiloxane.

30. Kit according to claim 1, in which compound X bears at least one polar group that is able to form a hydrogen bond with keratinous substances.

31. Kit according to claim 1, comprising, in at least one of the compositions, a filler selected from silica or surface-treated silica.

32. Kit according to claim 1, wherein compound X has a weight-average molecular weight (Mw) in the range from 150 to 1 000 000.

33. Kit according to claim 1, wherein compound Y has a weight-average molecular weight (Mw) in the range from 200 to 1 000 000.

34. Kit according to claim 1, wherein compound X represents from 0.1 to 95 wt. % relative to the total weight of the composition containing it.

35. Kit according to claim 1, wherein compound Y represents from 0.1 to 95 wt. % relative to the total weight of the composition containing it.

36. Kit according to claim 1, wherein compounds X and Y are present in a molar ratio X/Y in the range from 0.05 to 20.

37. Kit according to claim 1, in which at least one of the compositions further comprises at least one colorant.

38. Kit according to claim 1, in which at least one of the compositions comprises at least one filler.

39. Kit according to claim 1, in which the compositions are packaged separately in the same packaging article.

40. Kit according to claim 1, for affording a film for coating bodily or facial skin.

41. Kit according to claim 1, for affording a film for coating the lips.

42. Kit according to claims 1, for affording a film for coating the nails.

43. Kit according to claims 1, for affording a film for coating keratin fibres.

48. Method according to claim 44 or 47, in which the composition(s) are as defined in claim 1.

44. Method of cosmetic care and/or of make-up of keratinous substance(s) comprising at least the application in the form of at least a simple or multiple (W/O/W) emulsion (a), of one or more compounds X (b), of one or more compounds Y with at least one of compounds X and Y being a silicone compound and said compounds X and Y being capable of reacting together by a hydrosilylation reaction in the presence of a catalyst, when they are brought into contact with one another, and (c) of a catalyst necessary for the interaction of said compound X with said compound Y and applications (a), (b) and (c) can be simultaneous or consecutive in any order provided that it promotes the interaction of said compounds X and Y.

45. Method according to claim 44, comprising applying, on said keratinous substances, at least one composition in the form of a simple or multiple W/O/W emulsion comprising, in its oily phase, at least one compound X, at least one compound Y, said composition containing additionally at least one catalyst.

46. Method according to claim 44, in which the composition is obtained by mixing, at the time of use, at least one first composition comprising at least compound X and a second composition comprising at least compound Y, at least one of the first and second compositions being in the form of a simple or multiple W/O/W emulsion, and at least one of said first and second composition additionally comprising at least one catalyst.

47. Cosmetic method for make-up and/or care of keratinous substances, comprising the application on said keratinous substances:

(i) of at least one layer of a first composition containing in a physiologically acceptable medium at least one compound X;

(ii) of at least one layer of a second composition containing in a physiologically acceptable medium at least one compound Y,

at least one of compounds X and Y being a silicone compound, said compounds X and Y being capable of reacting together by a hydrosilylation reaction in the presence of a catalyst, when they are brought into contact with one another, with at least one of said first and second compositions being in the form of a simple or multiple W/O/W emulsion comprising compound X or Y in its oily phase, and with at least one of said first and second composition additionally containing at least one catalyst.

49. Cosmetic kit for make-up or non therapeutic care of keratinous substance(s) comprising at least two compositions that are different and are packaged separately, the kit comprising at least one compound X, at least one compound Y, and optionally at least one catalyst, with at least one of compounds X or Y being a silicone compound and said compounds X and Y being capable of reacting together by a condensation reaction, if necessary in the presence of a catalyst, when they are brought into contact with one another, said kit being such that compounds X and Y and the catalyst, when it is present, are not present simultaneously in the same composition and that at least one of the compositions of said kit is in the form of a simple or multiple W/O/W emulsion in which said compound X or Y is present in the oily phase.