Dyeing process using a mixture obtained from an aerosol device comprising a liquid fatty, alcohol and surfactants

Abstract

The present invention relates to a process for dyeing keratin fibers in which a mixture is applied to the fibers, this mixture being obtained from: •a dye composition comprising at least one oxidation dye precursor, and •an oxidizing composition comprising at least one chemical oxidizing agent, •at least one of the compositions being dispensed from a pressurized container, •the mixture of the two compositions comprising: (i) at least one C.sub.8-C.sub.30 fatty alcohol that is liquid at room temperature and at atmospheric pressure, (ii) at least one amphoteric or zwitterionic surfactant, (iii) at least a compound chosen from non ionic surfactant comprising a lipophilic part comprising a saturated or unsaturated, linear or branched C.sub.16 or C.sub.18 hydrocarbon-based chain and a hydrophilic part comprising at least 20 mol of ethylene oxide, unsaturated C.sub.8-C.sub.40 fatty acid, in acid or salified form, and mixture thereof, and also to a device suitable for performing this process.

Claims

1. A process for dyeing keratin fibers comprising: (a) preparing a cosmetic mixture by mixing: a dye composition comprising at least one oxidation dye precursor, and an oxidizing composition comprising at least one chemical oxidizing agent; and (b) applying said cosmetic mixture to said keratin fibers; wherein at least one of the dye composition and the oxidizing composition comprises at least one propellant gas; wherein the mixture comprises: (i) at least one C.sub.8-C.sub.30 fatty alcohol that is liquid at room temperature and at atmospheric pressure, (ii) at least one amphoteric or zwitterionic surfactant, chosen from the compounds corresponding to formula (B′2):
R.sub.a″—NH—CH(Y″)—(CH.sub.2)n-C(O)—NH—(CH.sub.2)n′-N(Rd)(Re)  (B′2) wherein: Y″ is chosen from —C(O)OH, —C(O)OZ″, —CH.sub.2—CH(OH)—SO.sub.3H, or —CH.sub.2—CH(OH)—SO.sub.3—Z″; Rd and Re are, independently, chosen from C.sub.1-C.sub.4 alkyls or hydroxyalkyl radicals; Z″ is a cationic counterion derived from an alkali metal or alkaline-earth metal; R.sub.a″ is chosen from C.sub.10-C.sub.30 alkyls or alkenyl group of an acid R.sub.a″C(O)OH, optionally present in hydrolysed linseed oil or coconut oil; and n and n′ are, independently, equal to an integer ranging from 1 to 3, and (iii) at least one compound chosen from non ionic surfactants comprising a lipophilic part comprising a saturated or unsaturated, linear or branched, C.sub.16 or C.sub.18 hydrocarbon-based chain, and a hydrophilic part comprising at least 20 mol of ethylene oxide, unsaturated C.sub.8-C.sub.40 fatty acid, in acid or salified form, or mixtures thereof; and further wherein at least one of the dye composition and the oxidizing composition is dispensed from a pressurized container prior to said mixing.

2. The process according to claim 1, wherein the at least one C.sub.8-C.sub.30 fatty alcohol is chosen from unsaturated liquid fatty alcohols, oleyl alcohol, linolenyl alcohol, undecylenyl alcohol, palmitoleyl alcohol, erucyl alcohol, nervonyl alcohol, linoleyl alcohol, α-linolenyl alcohol, γ-linolenyl alcohol, di-homo-γ-linolenyl alcohol, arachidonyl alcohol, eicosapentaenoyl alcohol, docosahexaenoyl alcohol, or mixtures thereof.

3. The process according to claim 1, wherein the unsaturated liquid fatty alcohols are chosen from oleyl alcohol, linolenyl alcohol, undecylenyl alcohol, palmitoleyl alcohol, erucyl alcohol, nervonyl alcohol, linoleyl alcohol, α-linolenyl alcohol, γ-linolenyl alcohol, di-homo-γ-linolenyl alcohol, arachidonyl alcohol, eicosapentaenoyl alcohol, docosahexaenoyl alcohol, or mixtures thereof.

4. The process according to claim 1, wherein the at least one C.sub.8-C.sub.30 fatty alcohol is unsaturated and is present in the cosmetic mixture in an amount ranging from about 0.1% to about 30% by weight, relative to the total weight of the cosmetic mixture.

5. The process according to claim 1, wherein the at least one amphoteric or zwitterionic surfactant is chosen from the sodium salt of diethylaminopropyl laurylaminosuccinamate.

6. The process according to claim 1, wherein the at least one amphoteric or zwitterionic surfactant is present in the cosmetic mixture in an amount ranging from about 0.1% to about 20% by weight, relative to the total weight of the cosmetic mixture.

7. The process according to claim 1, wherein the cosmetic mixture contains at least one nonionic surfactant comprising a lipophilic part comprising a saturated or unsaturated, linear or branched, C.sub.16 or C.sub.18 hydrocarbon-based chain and a hydrophilic part comprising at least 20 mol of ethylene oxide.

8. The process according to claim 7, wherein the nonionic surfactant is chosen from: oxyethylenated (C.sub.16-C.sub.18)alkylphenols; saturated or unsaturated, linear or branched, polyoxyethylenated C.sub.16-C.sub.18 alcohols; esters of saturated or unsaturated, linear or branched, C.sub.16-C.sub.18 acids and of polyethylene glycols, or mixtures thereof.

9. The process according to claim 7, wherein the nonionic surfactant is a fatty alkyl ether.

10. The process according to claim 7, wherein the nonionic surfactant is chosen from ceteth-20, ceteth-23, ceteth-24, ceteth-25, ceteth-30, ceteth-40, ceteth-45, cetoleth-20, cetoleth-22, cetoleth-24, cetoleth-25, cetoleth-30, ceteareth-20, ceteareth-22, ceteareth-23, ceteareth-24, ceteareth-25, ceteareth-27, ceteareth-28, ceteareth-29, ceteareth-30, ceteareth-33, ceteareth-34, ceteareth-40, ceteareth-50, ceteareth-55, ceteareth-60, ceteareth-80, ceteareth-100, isosteareth-20, isosteareth-22, isosteareth-25, isosteareth-50, isoceteth-20, isoceteth-25, isoceteth-30, oleth-20, oleth-23, oleth-24, oleth-25, oleth-30, oleth-35, oleth-40, oleth-44, oleth-50, oleth-82, steareth-20, steareth-21, steareth-25, steareth-27, steareth-30, steareth-40, steareth-50, steareth-80, steareth-100 and mixtures thereof.

11. The process according to claim 7, wherein the at least one nonionic surfactant comprising a lipophilic part comprising a saturated or unsaturated, linear or branched C.sub.16 or C.sub.18 hydrocarbon-based chain and a hydrophilic part comprising at least 20 mol of ethylene oxide is present in the cosmetic mixture in an amount ranging from about 0.05% to about 40% by weight, relative to the total weight of the cosmetic mixture.

12. The process according to claim 1, wherein the cosmetic mixture comprises at least one unsaturated C.sub.8-C.sub.40 fatty acid, in acid or salified form.

13. The process according to claim 12, wherein the at least one unsaturated C.sub.8-C.sub.40 fatty acid is chosen from linear or branched, unsaturated C.sub.8-C.sub.40 fatty acids, optionally bearing one or more hydroxyl groups, and containing from one to six unsaturations, conjugated or non-conjugated, and are in acid or salified form.

14. The process according to claim 13, wherein the at least one unsaturated fatty acid is chosen from oleic acid, linoleic acid, linolenic acid, di-homo-γ-linolenic acid, arachidonic acid, erucic acid, sorbic acid, docosahexaenoic acid, eicosapentaenoic acid, palmitoleic acid and nervonic acid, in acid or salified form, and mixtures thereof.

15. The process according to claim 12, wherein the at least one unsaturated C.sub.8-C.sub.40 fatty acid is present in the cosmetic mixture in an amount ranging from about 0.1% to about 50% by weight, relative to the weight of the cosmetic mixture.

16. The process according to claim 1, wherein the at least one propellant gas is chosen from optionally halogenated volatile hydrocarbons and halogenated derivatives thereof.

17. The process according to claim 16, wherein the at least one propellant gas is chosen from n-butane, propane, isobutene, pentane, carbon dioxide, nitrous oxide, dimethyl ether, nitrogen, compressed air, and mixtures thereof.

18. The process according to claim 1, wherein the dye composition and the oxidizing composition each comprise at least one propellant gas, which may be the same or different, wherein the at least one propellant gas is present in an amount ranging from about 1% to about 30%, relative to the weight of the composition in which it is present.

19. The process according to claim 1, wherein the at least one chemical oxidizing agent is chosen from hydrogen peroxide, urea peroxide, alkali metal bromates or ferricyanides, peroxygenated salts and peracids, or precursors thereof.

20. The process according to claim 1, wherein the dye composition further comprises at least one alkaline agent, chosen from aqueous ammonia, alkanolamines, amino acids, or mixtures thereof.

21. The process according to claim 20, wherein the at least one alkaline agent is present in the dye composition in an amount ranging from about 0.01% to about 30% by weight, relative to the weight of the dye composition.

22. The process according to claim 1, wherein the dye composition and the oxidizing composition are each in a different pressurized container, and the containers are optionally integrally attached and configured to dispense the compositions concomitantly, via one or two dispensing orifices.

23. The process according to claim 1, wherein the cosmetic mixture of the dye composition and of the oxidizing composition, as dispensed, is in the form of a foam.

24. A device for dispensing a cosmetic mixture for dyeing keratin fibers, said cosmetic mixture comprising: a dye composition comprising at least one oxidation dye precursor, a oxidizing composition comprising at least one chemical oxidizing agent, at least one C.sub.8-C.sub.30 fatty alcohol that is liquid at room temperature and at atmospheric pressure, at least one amphoteric or zwitterionic surfactant, chosen from the compounds corresponding to formula (B′2):
R.sub.a″—NH—CH(Y″)—(CH.sub.2)n-C(O)—NH—(CH.sub.2)n′-N(Rd)(Re)  (B′2) wherein: Y″ is chosen from —C(O)OH, —C(O)OZ″, —CH.sub.2—CH(OH)—SO.sub.3H, or —CH.sub.2—CH(OH)—SO.sub.3—Z″; Rd and Re are, independently, chosen from C.sub.1-C.sub.4 alkyls or hydroxyalkyl radicals; Z″ is a cationic counterion derived from an alkali metal or alkaline-earth metal; R.sub.a″ is chosen from C.sub.10-C.sub.30 alkyls or alkenyl group of an acid R.sub.a″C(O)OH, optionally present in hydrolysed linseed oil or coconut oil; and n and n′ are, independently, equal to an integer ranging from 1 to 3, and at least one compound chosen from non ionic surfactants comprising a lipophilic part comprising a saturated or unsaturated, linear or branched, C.sub.16 or C.sub.18 hydrocarbon-based chain, and a hydrophilic part comprising at least 20 mol of ethylene oxide, unsaturated C.sub.8-C.sub.40 fatty acid, in acid or salified form, or mixtures thereof; said device comprising: a first container containing the dye composition comprising at least one oxidation dye precursor, and a second container containing the oxidizing composition comprising at least one chemical oxidizing agent, wherein at least one of the dye composition and the oxidizing composition comprises at least one propellant gas; wherein at least one of the first and second containers is pressurized and equipped with a component for dispensing the cosmetic mixture of the dye and oxidizing compositions.

Description

EXAMPLE

(1) Dye Composition (Contents Expressed in g % in Native Form):

(2) TABLE-US-00001 Ingredients Concentration Polyglycerolated (2 mol) oleyl alcohol (Chimexane NC; sold 4 by the company Chimex) Polyglycerolated (4 mol) oleyl alcohol (78% by weight; 7.69 Chimexane NB, sold by the company Chimex) Oleic acid 3 Oxyethylenated (2 OE) oleylamine (Rhodameen O2/V sold 7 by the company Rhodia) Diethylaminopropyl laurylaminosuccinamate, sodium salt, 5.45 as an aqueous solution Oleyl alcohol 5 Carboxylic acid (50% linear 70/30 C.sub.13/C.sub.15)alkyl ether 10 monoethanolamide (2 OE) (Amidet A15/LAO 55, sold by the company Kao) Denatured 96° ethyl alcohol 5 Propylene glycol 9.7 Fragrance 0.75 Hexylene glycol 9.3 Erythorbic acid 0.12 Diethylenetriaminepentaacetic acid, pentasodium salt, as 2.4 an aqueous 40% solution Powdered sodium metabisulfite 0.45 Ammonium acetate 0.8 1-Methyl-2,5-diaminobenzene 0.15 1,3-Bis[(4-aminophenyl)(2-hydroxyethyl)amino]-2-propanol 0.01 tetrahydrochloride 1,3-Dihydroxybenzene 0.10 2-Methyl-1,3-dihydroxybenzene 0.05 1-Hydroxy-3-aminobenzene 0.01 Aqueous ammonia (20% concentration of ammonia) 10.2 Deionized water qs 100
Oxidizing Composition (Contents Expressed in g % in Native Form):

(3) TABLE-US-00002 Chemical name Concentration Mixture of cetylstearyl alcohol/oxyethylenated (33 OE) 2.85 cetylstearyl alcohol (Sinnowax AO sold by the company Cognis) (50% linear 70/30 C.sub.13/C.sub.15)alkyl ether carboxylic acid 0.85 monoethanolamide (2 OE) Glycerol 0.5 Tetrasodium pyrophosphate decahydrate 0.02 Disodium tin hexahydroxide 0.04 Diethylenetriaminepentaacetic acid, pentasodium salt as 0.15 an aqueous 40% solution 50% hydrogen peroxide solution 12 Phosphoric acid q.s. for pH 2.2 Deionized water qs for 100

(4) Each of the above compositions is conditioned in an aerosol container in the presence of the following propellant gases, in a composition/propellant gases weight ratio of 94/6. Dye composition: 50% propane, 35% n-butane, 15% i-butane Oxidizing composition: 25% propane, 40% n-butane, 35% i-butane

(5) The two aerosols are integrally attached via a dispensing head incorporating the two dispensing channels deriving from the two pressurized containers, the mixing of the two compositions in a weight ratio of 1/1 not taking place until immediately after exiting the dispensing head.

(6) The resulting mixture is left on the fibres for 30 minutes at room temperature (25° C.).

(7) A natural light shade, which covers grey hair well, is obtained.

(8) The same result is obtained when the mixture of cetylstearyl alcohol/oxyethylenated (33 OE) cetylstearyl alcohol is replaced by ceteareth-30 or ceteareth-25.