Dyeing process using a mixture obtained from an aerosol device comprising a nonionic fatty amide, and device therefor

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, andanoxidizing 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 at least one nonionic oxyalkylenated saturated or unsaturated C.sub.8-C.sub.40 fatty acid amide, 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 the mixture of the two compositions further comprises at least one nonionic fatty acid amide chosen from rapeseed acid amide oxyethylenated with 4 oxyethylene units; and further wherein at least one of the compositions is dispensed from a pressurized container prior to said mixing.

2. The process according to claim 1, wherein the at least one nonionic fatty acid amide is present in an amount ranging from about 0.1% to about 40% by weight, relative to the weight of the mixture.

3. The process according to claim 1, wherein the cosmetic mixture further contains at least one non-associative nonionic thickening polymer chosen from: (i) nonionic homopolymers and copolymers containing ethylenically unsaturated monomers of ester and/or amide type, (ii) vinylpyrrolidone homopolymers or copolymers, (iii) polysaccharides, or (iv) mixtures thereof.

4. The process according to claim 3, wherein the at least one non-associative nonionic thickening polymer is chosen from polysaccharides, modified or unmodified starches, amylose, amylopectin, glycogen, dextrans, celluloses and derivatives thereof, xylans, glucans, arabans, galactans, chitin, agars, locust bean gums, mannans and nonionic derivatives thereof, or mixtures thereof.

5. The process according to claim 3, wherein the at least one non-associative nonionic thickening polymer is present in the cosmetic mixture in an amount ranging from about 0.001% to about 50% by weight, relative to the weight of the cosmetic mixture.

6. The process according to claim 1, wherein the at least one oxidation dye precursor is chosen from oxidation bases and couplers.

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

8. The process according to claim 7, 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.

9. The process according to claim 7, 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.

10. 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, and precursors thereof.

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

12. The process according to claim 11, 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.

13. The process according to claim 1, wherein the dye composition and/or the oxidizing composition comprises at least one surfactant other than the at least one nonionic fatty acid amide, wherein the at least one surfactant is chosen from cationic, amphoteric, nonionic and anionic surfactants.

14. The process according to claim 1, wherein the dye composition and the oxidizing composition are each in a different pressurized container, wherein the containers are optionally integrally attached and equipped with at least one dispensing orifices configured to dispense the compositions concomitantly.

15. The process according to claim 1, wherein the mixture of the dye composition and of the oxidizing composition is packaged in a pressurized container comprising a means for generating a foam.

16. The process according to claim 4, wherein the at least one non-associative nonionic thickening polymer is chosen from chosen from glucuronoxylans, arabinoxylans, xyloglucans, arabinogalactans, glucomannans, galactomannans, or mixtures thereof.

17. 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, an oxidizing composition comprising at least one chemical oxidizing agent, and at least one non-ionic fatty acid amide chosen from rapeseed acid amide oxyethylenated with 4 oxyethylene units, 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 first and second containers is pressurized and equipped with a component for dispensing the cosmetic mixture of the dye and oxidizing compositions.

Description

EXAMPLE

Example 1

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

(2) TABLE-US-00001 Ingredients Concentration Oxyethylenated (4 OE) rapeseed acid amide (at 92% by 8.8 weight, Amidet N sold by the company Kao) Oxyethylenated (3 OE) decyl alcohol (at 90% by weight, 7.7 Eumulgin BL 309 sold by the company Cognis) Glyceryl C12 alkyl ether (1.5 mol) (Chimexane NV sold 7 by the company Chimex) Oleyl alcohol 1.1 Lauryl ether carboxylic acid (4.5 OE) (at 90% by weight, 5 Akypo RLM 45 CA sold by the company Kao) Monoethanolamine 3.66 Ethylenediaminetetraacetic acid 0.2 96 Ethyl alcohol 8.8 Propylene glycol 6.2 Hexylene glycol 3 Dipropylene glycol 3 Condensate of ethylene oxide and of propylene oxide and 2 of ethylene oxide (MW: 14 000) (128 OE/54 OP/128 OE) (at 99.95% by weight, Synperonic PE/F 108 (flakes) sold by the company Croda) Polydimethyldiallylammonium chloride at 40% in water 0.1 (Merquat 100 sold by the company Nalco) Ammonium thiolactate as an aqueous 58% solution (50% 0.8 concentration of thiolactic acid) Fragrance 0.95 Erythorbic acid 0.31 1,4-Diaminobenzene 1.45 N,N-Bis(2-hydroxyethyl)-p-phenylenediamine sulfate 0.30 monohydrate 1,3-Dihydroxybenzene 0.75 1-Hydroxy-3-aminobenzene 0.65 1--Hydroxyethyloxy-2,4-diaminobenzene dihydrochloride 0.35 Aqueous ammonia (20% concentration of ammonia) 7 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 0.15 as an aqueous 40% solution 50% hydrogen peroxide solution 12 Phosphoric acid q.s. for pH 2.2 Deionized water q.s. 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 dark shade, which covers grey hair well, is obtained.

Example 2

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

(9) TABLE-US-00003 ingrdients Concentration monoethanolamine 0.47 Oleyl alcohol 2 Oxyethylenated (30 OE) oleyl alcohol Eumulgin O 30 3.47 sold by the company Cognis) Oxyethylenated (12 OE) lauryl alcohol (12 OE) 4.85 (REWOPAL 12 from EVONIK) Oxyethylenated (5 OE) decyl alcohol (at 90% by weight, 3.47 Eumulgin BL 589 sold by the company Cognis) Oxyethylenated (3 OE) decyl alcohol (at 90% by weight, 13.24 Eumulgin BL 309 sold by the company Cognis) COCAMIDE MIPA (and) ISOPROPANOLAMINE 4 (REWOMID V 3203 from EVONIK) Cationic cellulose ether (SOFTCAT POLYMER 0.2 SL-100 from AMERCHOL) Hydroxyethylcellulose (NATROSOL 250 HHR PC 0.4 from ASHLAND) Oleyl alcohol 1.8 Polydimethyldiallylammonium chloride at 40% in 2 water (Merquat 100 sold by the company Nalco) poly[dichloride (dimethyliminio)-1,3-propanediyl- 2 (dimethyliminio)-1,6-hexanediyl] as an aqueous 60% solution (MEXOMERE PO from CHIMEX) glycerol 3 Ethylenediaminetetraacetic acid 0.2 Fragrance 0.95 sodium metabisulfite (powder) 0.46 C vitamin 0.25 1,4-diamino-benzene 0.084 1-hydroxy-4-amino-benzene 0.58 1,3-dihydroxybenzene 0.25 1-hydroxy-3-amino-benzene 0.36 2-methyl-1,3-dihydroxybenzene 0.12 6-hydroxyindole 0.03 Aqueous ammonia (20% concentration of ammonia) 8 Deionized water QSP
Oxidizing Composition (Contents Expressed in g % in Native Form):

(10) TABLE-US-00004 nom chimique Concentration (50% linear 70/30 C.sub.13/C.sub.15)alkyl ether carboxylic 1.3 acid monoethanolamide (2 OE) (AMIDET A15/LAO 55 from KAO) glycerol 0.5 Tetrasodium pyrophosphate decahydrate 0.04 Sodium salicylate 0.035 etidronic acid tetrasodium salt as an aqueous 30% 0.6 solution Hydrogen peroxyde as a50% solution 12 alcohol (C16/C18 30/70) (NAFOL 1618 S from 8 SASOL) oxyethylenated cetylstearylic alcohol (33 OE) 1.4 (SIMULSOL CS ECAILLES from SEPIC) phosphoric acide Qs pH 2.2 Deionized water QSP

(11) 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

(12) 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.

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

(14) A natural dark shade, which covers grey hair well, is obtained.