RU97102141A

RU97102141A - COSMETIC COMPOSITION FOR PHOTO PROTECTION OF SKIN AND / OR HAIR BASED ON A SYNERGIC MIXTURE OF FILTERS AND ITS APPLICATION

Info

Publication number: RU97102141A
Application number: RU97102141/14A
Authority: RU
Inventors: Асьон Жан-Марк; Писсон Анн-Мари
Original assignee: Л'Ореаль
Priority date: 1995-05-12
Filing date: 1996-04-23
Publication date: 1999-02-27

Claims

1. A cosmetic composition for topical use, in particular for photoprotection of the skin and / or hair, characterized in that it contains in a cosmetically acceptable carrier (i) benzene-1,4-di (3-methylidene-10-camphorosulfonic) acid, possibly in a partially or completely neutralized form, as a first filter and (ii) as a second filter, benzotriazolesilicone selected from benzotriazolesilicones corresponding to the following formulas (1)

or 2)

where R, identical or different, are selected from C ₁ -C ₁₀ -alkyl radicals, phenyl or 3,3,3-trifluoropropyl radicals, with at least 80% of the total number of R radicals being methyl radicals;
r is an integer from 0 to 50 inclusive;
s is an integer from 1 to 20 inclusive;
u is an integer from 1 to 6 inclusive;
t is an integer from 0 to 10 inclusive, provided that (t + u) ≥3;
A denotes a monovalent radical directly bonded to a silicon atom, which corresponds to the following formula (3):

where Y, identical or different, are selected from C ₁ -C ₈ -alkyl radicals, halogens or alkoxyl radicals containing 1 to 4 carbon atoms, in this latter case, two adjacent Y radicals linked to the same aromatic nucleus, together can form a dioxyalkylidene group in which the alkylidene group contains 1 to 2 carbon atoms;
X is O or NH;
Z is hydrogen or C ₁ -C ₄ alkyl;
n is an integer from 0 to 3 inclusive;
m is 0 or 1;
p is an integer from 1 to 10 inclusive.

2. The composition according to p. 1, characterized in that the first and second filters are present in the composition in a proportion that creates synergistic activity.

3. The composition according to p. 1 or 2, characterized in that the benzotriazolesilicon is selected among compounds of the general formula (1) having at least one of the following characteristics: R is alkyl, preferably methyl, r is between 0 and 15 inclusive, s is between 1 and 5 inclusive, n is not zero and preferably 1 and then Y is selected from methyl, tert. -butyl or a C ₁ -C ₄ alkoxy group, z is hydrogen or methyl, m = 0, or (m = 1 and X = 0), p = 1.

4. The composition according to p. 3, characterized in that the compound of General formula (1) has a combination of the above characteristics.

5. The composition according to p. 4, characterized in that the benzotriazolesilicon is selected among the compounds of general formula (5):

where 0≤r≤15, 1≤s≤5,
D represents a divalent radical

or

6. The composition according to p. 5, characterized in that the second filter is a benzotriazole silicone corresponding to the general formula (5), in which r = 0, s = 1 and

7. The composition according to p. 5, characterized in that the second filter is a benzotriazole silicone corresponding to the general formula (5), in which r = 0, s = 1 and

8. The composition according to any one of the preceding paragraphs, characterized in that the first filter meets the following formula (4):

where B denotes a hydrogen atom, an alkali metal or a radical NH (R)

\binom{+}{3}

in which the radicals R, which may be the same or different, represent a hydrogen atom, an alkyl radical or a C ₁ -C ₄ hydroxyalkyl radical or a group M ^{n +} / n, in which M ^{n +} denotes a polyvalent metal cation in which n = 2 or 3 or 4, wherein M ^{n + is} preferably a metal cation selected from Ca ²⁺ , Zn ²⁺ , Mg ²⁺ , Ba ²⁺ , Al ³⁺ , Zr ⁴⁺ .

9. The composition according to any one of the preceding paragraphs, characterized in that the concentration of the first filter is 0.1 to 10 wt.% In relation to the total weight of the composition.

10. The composition according to p. 9, characterized in that the aforementioned concentration is 0.2 to 8 wt.% In relation to the total weight of the composition.

11. The composition according to any one of the preceding paragraphs, characterized in that the concentration of the second filter is 0.1 to 10 wt.% In relation to the total weight of the composition.

12. The composition according to p. 11, characterized in that the concentration of the second filter is 0.2 to 8 wt.% In relation to the total weight of the composition.

13. A composition according to any one of the preceding paragraphs, characterized in that the cosmetically acceptable carrier is an oil-in-water emulsion.

14. A composition according to any one of the preceding paragraphs, characterized in that it further comprises one or more additional organic filters active in the UV-A and / or UV-B spectral regions, hydrophilic or lipophilic, different from the aforementioned first and second filters.

15. The composition according to p. 14, characterized in that the additional organic filters are selected from cinnamic acid derivatives, salicylic acid derivatives, camphor derivatives, triazine derivatives, benzophenone derivatives, dibenzoylmethane derivatives, β, β-diphenylacrylate derivatives, p-aminobenzoic acid derivatives, polymer filters and silicone filters.

16. A composition according to any one of the preceding paragraphs, characterized in that it further comprises, as additional photoprotective agents, pigments or nanopigments based on metal oxides with or without a protective sheath.

17. The composition according to p. 16, characterized in that the pigments or nanopigments are selected from oxides of titanium, zinc, iron, zirconium, cerium and mixtures thereof, coated with a protective shell or without it.

18. The composition according to any one of the preceding paragraphs, characterized in that it further comprises at least one agent that promotes the appearance of artificial tanning and / or artificial darkening of the skin.

19. A composition according to any one of the preceding paragraphs, characterized in that it further comprises at least one additive selected from fats, organic solvents, ionic or non-ionic thickeners, emollients, antioxidants, mufflers, stabilizers, plasticizers, silicones, α-hydroxy acids , anti-foaming agents, hydrating agents, vitamins, fragrances, preservatives, surfactants, fillers, complexing agents, polymers, buoying agents, alkalizing or odkislyayuschih agents, colorants.

20. A composition according to any one of the preceding paragraphs, characterized in that it is a composition for protecting the human epidermis or a sunscreen composition in the form of a nonionic vesicular dispersion, emulsion, in particular an oil-in-water emulsion, cream, milk, gel, gel cream , suspension, dispersion, stick, foam or aerosol.

21. The composition according to any one of paragraphs. 1 to 19, characterized in that it is a composition for tinting eyelashes, eyebrows or skin, and it is in solid or pasty form, anhydrous or aqueous, in the form of an emulsion, suspension or dispersion.

22. The composition according to any one of paragraphs. 1 to 19, characterized in that it is a composition for protecting hair from exposure to ultraviolet radiation in the form of shampoo, lotion, gel, emulsion, non-ionic vesicular dispersion or hair spray.

23. The composition according to any one of the preceding paragraphs, characterized in that it has a sun protection index for the skin of at least 2.

24. The use of the composition according to any one of the preceding paragraphs for the preparation of cosmetic compositions for protecting the skin and / or hair from exposure to ultraviolet radiation, in particular solar radiation.

25. The method of cosmetic treatment in order to protect the skin and / or hair from exposure to ultraviolet radiation, in particular solar radiation, which consists in applying to them an effective amount of a composition according to any one of paragraphs. 1 - 23.