Cosmetic, pharmaceutical and dermatological preparations comprising homopolymer and/or copolymer waxes of the monomers ethylene and/or propylene

• US 20070031361A1
• Filed: 06/08/2006
• Published: 02/08/2007
• Est. Priority Date: 06/08/2005
• Status: Abandoned Application

• Current Assignee: Angela Lachmann, Anton Lukasch, Gerd Hohner, Hans-Friedrich Herrmann, Heike Michaelis
• Original Assignee: Angela Lachmann, Anton Lukasch, Gerd Hohner, Hans-Friedrich Herrmann, Heike Michaelis
• Inventors: Hohner, Gerd, Herrmann, Hans-Friedrich, Lachmann, Angela, Michaelis, Heike, Lukasch, Anton
• Application Number:
  US11/449,051
• Publication Number:
  US 20070031361A1
• Time in Patent Office: Days
• US Class Current: 424/70.110
• CPC Class Codes: A61K 31/75 of ethene
• CPC Class Codes: A61K 8/8111 Homopolymers or copolymers of aliphatic olefines, e.g. polyethylene, polyisobutene; Compositions of derivatives of such polymers
• CPC Class Codes: A61K 8/92 Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
• CPC Class Codes: A61P 17/00 Drugs for dermatological disorders
• CPC Class Codes: A61Q 1/02 Preparations containing skin colorants, e.g. pigments preparations in powder form A61Q1/12
• CPC Class Codes: A61Q 1/10 for eyes, e.g. eyeliner, mascara
• 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 15/00 Anti-perspirants or body deodorants deodorisation of air A61L9/00
• CPC Class Codes: A61Q 17/04 Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
• CPC Class Codes: A61Q 19/00 Preparations for care of the skin
• CPC Class Codes: A61Q 9/04 Depilatories

Abstract

Cosmetic, pharmaceutical or dermatological preparations are described which comprise one or more homopolymer and/or copolymer waxes of the monomers ethylene and/or propylene. The homopolymer and copolymer waxes have a weight-average molecular weight Mw of less than or equal to 25 000 g/mol, a number-average molecular weight Mn of less than or equal to 15 000 g/mol, a molar mass distribution Mw/Mn in the range from 1.5 to 10 and have been obtained by metallocene catalysis. The copolymer waxes comprise, based on the total weight of the copolymer waxes, 0.1 to 30.0% by weight of structural units originating from the one monomer and 70.0 to 99.9% by weight of structural units originating from the other monomer.

Claims

1. A cosmetic, pharmaceutical or dermatological preparation comprising at least one wax, wherein the at least one wax is one or more homopolymer waxes of the monomers ethylene, propylene or both, one or more copolymer waxes of the monomers ethylene, propylene or both, or mixtures thereof, wherein the at least one wax has a weight-average molecular weight Mw of less than or equal to 25 000 g/mol, a number-average molecular weight Mn of less than or equal to 15 000 g/mol, a molar mass distribution Mw/Mn in the range from 1.5 to 10, wherein the at least one wax is a metallocene catalyzed wax and where wherein the one or more copolymer waxes of the monomers ethylene, propylene or both, based on the total weight of the copolymer waxes, comprise 0.1 to 30.0% by weight of structural units originating from the one monomer and 70.0 to 99.9% by weight of structural units originating from the other monomer.

2. The preparation as claimed in claim 1, wherein the at least one wax is or more homopolymer waxes of the monomer ethylene, wherein the one or more homopolymer waxes have a weight-average molecular weight Mw of less than or equal to 25 000 g/mol, a number-average molecular weight Mn of less than or equal to 15 000 g/mol and a molar mass distribution Mw/Mn in the range from 1.5 to 10.

3. The preparation as claimed in claim 1, wherein the at least one wax is one or more copolymer waxes of the monomers ethylene and propylene, wherein the one or more copolymer waxes have a weight-average molecular weight Mw of less than or equal to 25 000 g/mol, a number-average molecular weight Mn of less than or equal to 15 000 g/mol, and a molar mass distribution Mw/Mn in the range from 1.5 to 10, and wherein the one or more copolymer waxes, based on the total weight of the one or more copolymer waxes, comprise 70.0 to 99.9% by weight of structural units originating from the monomer ethylene and 0.1 to 30.0% by weight of structural units originating from the monomer propylene.

4. The preparation as claimed in claim 1, wherein the at least one wax is one or more homopolymer waxes of the monomer propylene, wherein the one or more homopolymer waxes have a weight-average molecular weight Mw of less than or equal to 25 000 g/mol, a number-average molecular weight Mn of less than or equal to 15 000 g/mol, a molar mass distribution Mw/Mn in the range from 1.5 to 10.

5. The preparation as claimed in claim 1, wherein the at least one wax is one or more copolymer waxes of the monomers ethylene and propylene, wherein the one or more copolymer waxes have a weight-average molecular weight Mw of less than or equal to 25 000 g/mol, a number-average molecular weight Mn of less than or equal to 15 000 g/mol, a molar mass distribution Mw/Mn in the range from 1.5 to 10 and where the one or more copolymer waxes, based on the total weight of the one or more copolymer waxes, comprise 0.1 to 30.0% by weight of structural units originating from the monomer ethylene and 70.0 to 99.9% by weight of structural units originating from the monomer propylene.

6. The preparation as claimed in claim 1, wherein the at least one wax has a ring/sphere dropping or softening point between 80 and 165°

C. and a melt viscosity, measured at a temperature of 170°

C., between 20 and 40 000 mPa s.

7. The preparation as claimed in claim 1, wherein the one or more copolymer waxes of the monomers ethylene propylene or both have a glass transition temperature of at most −

20°

C.

8. The preparation as claimed in claim 1, wherein the at least one wax has a degree of crystallization of more than 55%.

9. The preparation as claimed in claim 1, wherein the at least one wax has a degree of crystallization below 55%.

10. The preparation as claimed in claim 1, wherein the at least one wax further comprises waxes which are not polar modified, and one or more waxes which are polar modified.

11. The preparation as claimed in claim 1, wherein the at least one wax is chosen from non-polar modified waxes.

12. The preparation as claimed in claim 1, wherein the at least one wax is chosen from polar modified waxes.

13. The preparation as claimed in claim 1, wherein the preparation is in the form of a pencil, cover stick, acne stick, lipstick, a make-up, a foundation, a face powder, blusher, a mascara, an eyeshadow, eyeliner, a peel cream, a hair wax, hair styling composition, styling fluid, a hair foam, a hair gel, hair spray, a mousse, a hair oil, an end fluid, a hair treatment, night cream, care cream, nutrient cream, perfume cream, body lotion, ointment, a lipcare composition, sunscreen composition, deodorant, antiperspirant, colored gel in the form of a pencil, such as, for example, a multiphase pencil, a stick, a paste, a powder, a cream, a cream foam, a lotion, a self-foaming emulsion, foam-like emulsion, after-foaming emulsion, foamable emulsion, a gel, roll-on preparation, a foam or a depilatory.

14. The preparation as claimed in claim 1, wherein the preparation is the form of a stick or pencil.

15. The preparation as claimed in claim 1, wherein the preparation is in the form of an emulsion.

16. The preparation as claimed in claim 15, which is in the form of an oil-in-water emulsion.

17. The preparation as claimed in claim 16, wherein, based on the total weight of the preparation, comprises

a) up to 95% by weight of a water phase,

b) up to 40% by weight of an oil phase,

c) up to 15% by weight of one or more emulsifiers and

d) up to 5% by weight of the at least one wax.

18. The preparation as claimed in claim 16, which is in the form of a gel cream of the oil-in-water type, and, based on the total weight of the preparation, comprises

a) up to 95% by weight of a water phase,

b) up to 30% by weight of an oil phase,

c) up to 5% by weight of one or more emulsifiers and

d) up to 5% by weight of the at least one wax.

19. The preparation as claimed in claim 15, which is in the form of a water-in-oil emulsion.

20. The preparation as claimed in claim 19, which based on the total weight of the preparation, comprises

a) up to 95% by weight of a water phase,

b) up to 60% by weight of an oil phase,

c) up to 20% by weight of one or more emulsifiers and

d) up to 5% by weight wax of the at least one wax.

21. The preparation as claimed in claim 1, wherein the at least one wax is in micronized form.

22. The preparation as claimed in claim 1, which is in the form of a dispersion and comprises

a) a carrier material,

b) one or more emulsifiers and

c) optionally, one or more waxes in addition to the at least one wax.

23. The preparation as claimed in claim 1, wherein the preparation is in the form of a decorative composition.

24. The preparation as claimed in claim 1, wherein the preparation is in the form of a powder, compact, a paste, cream or a stick, and wherein the preparation further comprises one or more colorants.

25. The preparation as claimed in claim 1, wherein the preparation is in the form of a sunscreen composition and further comprises one or more UV photoprotective filters.

26. The preparation as claimed in claim 1, further comprising one or more antioxidants.

27. The preparation as claimed in claim 1, wherein the preparation further comprises one or more substances selected from the group consisting of antimicrobially effective substances, astringents and deodorizing substances, wherein the preparation is in the form of a deodorant or antiperspirant and wherein the deodorant or antiperspirant is in the form of a spray, stick, a paste, a gel or a lotion.

28. The preparation as claimed in claim 27 wherein the deodorizing substances are allantoin bisabolol.

29. The preparation as claimed in claim 1, wherein the preparation is in the form of a peel.

30. The preparation as claimed in claim 1, wherein the preparation is in the form of a dental care composition.

31. The preparation as claimed in claim 1, wherein the preparation is in the form of a hair removal composition.

32. The preparation as claimed in claim 1, wherein the at least one wax has a molar mass distribution Mw/Mn in the range from 1.5 to 5.

33. The preparation as claimed in claim 1, wherein the at least one wax has a molar mass distribution Mw/Mn in the range 1.5 to 3.

34. The preparation as claimed in claim 1, wherein the at least one wax has a molar mass distribution Mw/Mn in the range from 2 to 2.5.

35. The preparation as claimed in claim 2, wherein the one or more homopolymer waxes have a weight-average molecular weight Mw of 1000 to 22 000 g/mol, a number-average molecular weight Mn of 500 to 12 000 g/mol and a molar mass distribution Mw/Mn in the range from 1.5 to 5.

36. The preparation as claimed in claim 2, wherein the one or more homopolymer waxes have a weight-average molecular weight Mw of 4000 to 20 000 g/mol, a number-average molecular weight Mn of 1000 to 5000 g/mol and a molar mass distribution Mw/Mn in the range from 1.5 to 3.

37. The preparation as claimed in claim 2, wherein the one or more homopolymer waxes have a molar mass distribution Mw/Mn in the range from 2 to 2.5.

38. The preparation as claimed in claim 3, wherein the one or more copolymer waxes have a weight-average molecular weight Mw of 2000 to 22 000 g/mol, a number-average molecular weight Mn of 1000 to 12 000 g/mol and a molar mass distribution Mw/Mn in the range from 1.5 to 5.

39. The preparation as claimed in claim 3, wherein the one or more copolymer waxes have a weight-average molecular weight Mw of 4000 to 20 000 g/mol, a number-average molecular weight Mn of 2000 to 10 000 g/mol and a molar mass distribution Mw/Mn in the range from 1.5 to 3.

40. The preparation as claimed in claim 3, wherein the one or more copolymer waxes have a molar mass distribution Mw/Mn in the range from 2 to 2.5.

41. The preparation as claimed in claim 4, wherein the one or more homopolymer waxes have a weight-average molecular weight Mw of I of 2000 to 22 000 g/mol, a number-average molecular weight Mn of 1000 to 12 000 g/mol, a molar mass distribution Mw/Mn in the range from 1.5 to 5 and have an isotactic index of 75 to 95%.

42. The preparation as claimed in claim 4, wherein the one or more homopolymer waxes have a weight-average molecular weight Mw of 4000 to 22 000 g/mol, a number-average molecular weight Mn of 2000 to 10 000 g/mol, a molar mass distribution Mw/Mn in the range from 1.5 to 3 and have an isotactic index of 80 to 90%.

43. The preparation as claimed in claim 4, wherein the one or more homopolymer waxes have a molar mass distribution Mw/Mn in the range from 2 to 2.5.

44. The preparation as claimed in claim 5, wherein the one or more copolymer waxes have a weight-average molecular weight Mw of 2000 to 22 000, a number-average molecular weight Mn of 1000 to 12 000 g/mol, a molar mass distribution Mw/Mn in the range from 1.5 to 5.

45. The preparation as claimed in claim 5, wherein the one or more copolymer waxes have a weight-average molecular weight Mw of 4000 to 20 000 g/mol, a number-average molecular weight Mn of 2000 to 10 000 g/mol and a molar mass distribution Mw/Mn in the range from 1.5 to 3.

46. The preparation as claimed in claim 5, wherein the one or more copolymer waxes have a molar mass distribution Mw/Mn in the range from 2 to 2.5.

47. The preparation as claimed in claim 1, wherein the at least one wax has a degree of crystallization of between 60 and 90%.

48. The preparation as claimed in claim 1, wherein the at least one wax has a degree of crystallization below 50%.

49. The preparation as claimed in claim 17, comprising:

a) 70 to 90% by weight of a water phase,

b) 1 to 40% by weight of an oil phase,

c) 0.5 to 12% by weight of one or more emulsifiers and

d) 0.01 to 5% by weight of the at least one wax.

50. The preparation as claimed in claim 17, comprising:

a) 70 to 90% by weight of a water phase,

b) 2 to 25% by weight of an oil phase,

c) 1 to 8% by weight of one or more emulsifiers and

d) 0.05 to 3% by weight of the at least one wax.

51. The preparation as claimed in claim 17, comprising:

a) 75 to 85% by weight of a water phase,

b) 5 to 20% by weight of an oil phase,

c) 1 to 5% by weight of one or more emulsifiers and

d) 0.1 to 2% by weight of the at least one wax.

52. The preparation as claimed in claim 16, comprising:

a) 50 to 95% by weight of a water phase,

b) 1 to 30% by weight of an oil phase,

c) 0.5 to 5% by weight of one or more emulsifiers and

d) 0.01 to 5% by weight of the at least one wax.

53. The preparation as claimed in claim 16, comprising:

a) 70 to 90% by weight of a water phase,

b) 3 to 25% by weight of an oil phase,

c) 0.2 to 4% by weight of one or more emulsifiers and

d) 0.05 to 3% by weight of the at least one wax.

54. The preparation as claimed in claim 16, comprising:

a) 75 to 85% by weight of a water phase,

b) 5 to 15% by weight of an oil phase,

c) 0.5 to 3% by weight of one or more emulsifiers and

d) 0.1 to 2% by weight of the at least one wax.

55. The preparation as claimed in claim 19, which, based on the total weight of the preparation, comprises:

a) 40 to 95% by weight of a water phase,

b) 2 to 60% by weight of an oil phase,

c) 0.5 to 20% by weight of one or more emulsifiers and

d) 0.01 to 5% by weight of the at least one wax.

56. The preparation as claimed in claim 19, which, based on the total weight of the preparation, comprises:

a) 50 to 90% by weight of a water phase,

b) 5 to 40% by weight of an oil phase,

c) 1 to 15% by weight of one or more emulsifiers and

d) 0.05 to 3% by weight of the at least one wax.

57. The preparation as claimed in claim 19, which, based on the total weight of the preparation, comprises

a) 60 to 85% by weight of a water phase,

b) 10 to 30% by weight of an oil phase,

c) 4 to 12% by weight of one or more emulsifiers and

d) 0.1 to 2% by weight of the at least one wax.

58. The preparation as claimed in claim 22, wherein the carrier material is one or more oil components, one or more sovents, or a mixture thereof.

59. The preparation as claimed in claim 24, wherein the one or more colorants is selected from the group of color lakes, toners and pigments.

60. The preparation as claimed in claim 25, wherein the sunscreen composition is in the form of a spray, stick, a paste, a gel or a lotion.