Kit and process for dyeing and / or lightening keratin fibers
The kit's stable foam formation for hair dyeing and lightening uses a colorant composition with emulsifiers and fatty compounds, enhancing application ease and sustainability by reducing petrochemical use.
Patent Information
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- LOREAL SA
- Filing Date
- 2024-12-19
- Publication Date
- 2026-06-25
AI Technical Summary
Existing hair dye and lightening products face challenges in achieving easy application with rich foam formation without dripping, while also requiring environmentally friendly formulations using renewable materials.
A kit comprising a colorant composition with a viscosity of at least 2000 mPa.s, containing emulsifiers and fatty compounds, mixed with a developer composition using an external force to create a stable foamed mixture for application on keratin fibers.
The kit produces rich, stable foam that can be applied to keratin fibers without dripping, addressing the application challenges and promoting the use of sustainable, plant-derived materials.
Smart Images

Figure PCTCN2024140470-FTAPPB-I100001 
Figure PCTCN2024140470-FTAPPB-I100002 
Figure PCTCN2024140470-FTAPPB-I100003
Abstract
Description
KIT AND PROCESS FOR DYEING AND / OR LIGHTENING KERATIN FIBERSTECHNICAL FIELD
[0001] The present invention relates to a cosmetic product. In particular, the present invention relates to a kit for dyeing and / or lightening keratin fibers, such as the hair. The present invention also relates to a process for dyeing and / or lightening keratin fibres, such as the hair.
[0002] BACKGROUD ART
[0003] Many people have for a long time sought to modify the color of their hair, and especially to dye it, for example, to mask their grey hair, or to lighten it.
[0004] The dyeing and / or lightening product can comprise both at least one colorant composition and at least one developer composition. For better use, the colorant composition and the developer composition may be placed respectively in a multi-compartment package, and are mixed together immediately before use.
[0005] When using hair dyeing and / or lightening products, especially for home use, consumers often expect application easiness. Foam dyeing and / or lightening products becoming very trendy for their easy application. However, it is difficult to carry out foam dyeing and / or lightening with the balance perfomance of good foaming ablitiy without dripping issue.
[0006] Therefore, there is need for a product for dyeing and / or lightening the hair, which can deliver rich foam to the hair without dripping issue.
[0007] The formulation of environmentally-friendly cosmetic products, which are designed and developed considering environmental issues, is becoming a major goal in an effort to meet global challenges.
[0008] It is therefore essential to propose more sustainable compositions, preparation processes and ingredients to address these environmental concerns.
[0009] In this context, it is important to develop new cosmetic compositions with a better carbon footprint, particularly by promoting the use of renewable raw materials and / or materials with a good index of naturalness and / or materials of natural origin and, more particularly, materials of plant origin while reducing the use of compounds of petrochemical origin.SUMMARY OF THE INVENTION
[0010] The inventors have found that such a need can be achieved by the present invention.
[0011] According to a first aspect, the present invention provides a kit for dyeing and / or lightening keratin fibers, comprising:
[0012] A) a colorant composition comprising:
[0013] i) at least one emulsifier; and
[0014] ii) at least one fatty compound;
[0015] wherein the viscosity of the colorant composition is at least 2000 mPa. s;
[0016] B) a developer composition comprising at least one surfactant;
[0017] wherein the colorant composition and the developer composition are mixed by an external force before use to generate a foamed mixture.
[0018] The inventors have found that rich foams can be formed with the kit according to the present invention and applied onto the keratin materials without dripping issue.
[0019] In some preferred embodiments, the foam produced by the kit according to the present invention is stable.
[0020] According to a second aspect, the present invention provides a process for dyeing and / or lightening keratin fibers, comprising:
[0021] -mixing the colorant composition and the developer composition of the kit according to the present invention to form a foamed mixture immediately before use;
[0022] -applying the foamed mixture on the keratin fibers for a period of time; and
[0023] -rinsing the keratin fiber with water.
[0024] Other subjects and characteristics, aspects and advantages of the present invention will be set forth in the description that follows, and in part, will be obvious from the description, or may be learned by practice of the present invention.BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Implementations of the present invention will now be described, by way of example only, with reference to the attached figure, wherein:
[0026] Fig. 1 shows a shaking cup used to evaluate the foaming ability of a kit comprising a colorant composition and a developer composition.DETAILED DESCRIPTION OF THE INVENTION
[0027] In that which follows and unless otherwise indicated, the limits of a range of values are included within this range, in particular in the expressions of "between... and... " and "ranging from... to... " .
[0028] The expression "at least one" used in the present description is equivalent to the expression "one or more" .
[0029] As used herein, the terms "comprising" , "containing" and "including" are to be interpreted as encompassing all specifically mentioned features as well optional, additional, unspecified ones.
[0030] As used herein, the use of the terms "comprising" , "containing" and "including" also disclose the embodiment wherein no features other than the specifically mentioned features are present (i.e., "consisting of" ) .
[0031] Unless otherwise specified, all numerical values expressing amount of ingredients and the like which are used in the description and claims are to be understood as being modified by the term "about" . Accordingly, unless indicated to the contrary, the numerical values and parameters described herein are approximate values which are capable of being changed according to the desired purpose as required.
[0032] All percentages in the present invention refer to weight percentage, unless otherwise specified.
[0033] The expression "keratin fibres" is understood particularly to mean human keratin fibres, such as the hair, eyelashes, eyebrows and body hair, preferentially the hair, eyebrows and eyelashes, more preferentially still the hair.
[0034] For the purposes of the present invention, the term "hair" means head hair. This term does not correspond to body hair, the eyebrows or the eyelashes.
[0035] For the purposes of the present invention and unless otherwise indicated:
[0036] -an "alkyl" radical denotes a linear or branched saturated radical containing, for example, from 1 to 30 carbon atoms.
[0037] Colorant composition
[0038] According to the first aspect, the colorant composition according to the present invention comprises i) at least one emulsifier and ii) at least one fatty compound.
[0039] Emulsifiers
[0040] The emulsifier may be chosen from anionic, cationic, amphoteric, nonionic emulsifiers, and mixtures thereof.
[0041] Emulsifiers are surfactants that reduce interfacial tension between immiscible liquids, creating and stabilizing emulsions, thus preventing phase separation, creaming, or flocculation. In this formulation, emulsifiers are primarily used to create and maintain a stable emulsion, typically an oil-in-water (O / W) emulsion. However, water-in-oil (W / O) emulsions are also possible depending on the specific emulsifier (s) chosen. The choice of emulsifier will also depend on the desired properties of the final product, such as texture, stability, and feel.
[0042] The term “anionic emulsifier” means an emulsifier having anionic groups as only ionic or ionizable groups.
[0043] In the present description, an entity is qualified as "anionic" when it has at least one permanent negative charge or when it can be ionized by a negatively charged entity, under the conditions of use of the developer composition of the present invention (medium, pH, for example) and containing no cationic charge.
[0044] The anionic emulsifier may be chosen from sulfate, sulfonate and / or carboxylic (or carboxylate) emulsifiers.
[0045] It is understood in the present description that:
[0046] -the carboxylate-type anionic emulsifiers comprise at least one carboxylic or carboxylate function (-COOH or-COO') and may optionally also comprise one or more sulfate and / or sulfonate functions;
[0047] -the sulfonate-type anionic emulsifiers comprise at least one sulfonate function (-SO3H or -SO3) and may optionally also comprise one or more sulfate functions, but do not comprise any carboxylate functions; and
[0048] -the sulfate-type anionic emulsifiers comprise at least one sulfate function but do not comprise any carboxylate or sulfonate functions.
[0049] The term “cationic emulsifier” means an emulsifier that is positively charged. This emulsifier may bear one or more positive permanent charges or may contain one or more cationizable functions.
[0050] As used herein, the cationic emulsifier (s) are preferably chosen from optionally polyoxyalkylenated primary, secondary, or tertiary fatty amines, quaternary ammonium salts, and mixtures thereof.
[0051] Non-limiting examples of amphoteric emulsifiers useful in the invention include, for example, optionally quaternized secondary or tertiary aliphatic amine derivatives, in which the aliphatic group is a linear or branched chain comprising from 8 to 22 carbon atoms, said amine derivatives containing at least one anionic group, for instance a carboxylate, sulfonate, sulfate, phosphate or phosphonate group.
[0052] The nonionic emulsifiers may be chosen from:
[0053] -alcohols, α-diols and C1-C20alkylphenols, these compounds being polyethoxylated and / or polypropoxylated and / or polyglycerolated, it being possible for the number of ethylene oxide and / or propylene oxide groups to range from 1 to 100, and the number of glycerol groups to range from 2 to 30; or else these compounds comprising at least one fatty chain including from 8 to 40 carbon atoms and particularly from 16 to 30 carbon atoms;
[0054] -condensates of ethylene oxide and propylene oxide with fatty alcohols;
[0055] -polyethoxylated fatty amides preferably containing from 2 to 30 ethylene oxide units, polyglycerolated fatty amides including on average from 1 to 5 glycerol groups;
[0056] -ethoxylated fatty acid esters of sorbitan (or oxyethylenated sorbitan ester) ;
[0057] -fatty acid esters of sucrose;
[0058] -polyoxyalkylenated, preferably polyoxyethylenated, fatty acid esters having from 2 to 150 mol of ethylene oxide, including oxyethylenated plant oils;
[0059] -N-C6-C24alkylglucamine derivatives;
[0060] -amine oxides such as C10-C14 alkylamine oxides or N-C10-C14 acylaminopropyl-morpholine oxides;
[0061] -nonionic emulsifiers of alkyl (poly) glycoside type.
[0062] Preferably, the emulsifier is chosen from nonionic emulsifiers.
[0063] More preferably, the emulsifier is chosen from alkyl polyglycosides of formula (I) : R-O-Gx’ (I)
[0064] wherein
[0065] R is a C6-C18 alkyl group,
[0066] G is a moiety derived from a reducing saccharide containing from 5 to 6 carbon atoms, preferably a glucose unit, and
[0067] x' represents the average degree of polymerisation of the alkyl polyglycoside from 1 to 10.
[0068] Preferably, R is a C6-C16 alkyl group.
[0069] For a specific alkyl polysaccharide molecule, x' can only assume integral values. In any physical sample of alkyl polyglucosides, there will generally be molecules having different values of x'. The physical sample can be characterized by the average value of x', which can assume non-integral values. In the specification, the values of x' are to be understood to be average values.
[0070] The polysaccharide hydrophilic portion of the alkyl polyglucoside contains from about 1 to about 10, preferably from 1 to 3, saccharide units on the average. The saccharide unit may be galactoside, glucoside, lactoside, fructoside, glucosyl, fructosyl, lactosyl, and / or galactosyl units, and preferably glucoside unit. Mixtures of these saccharide moieties may be used in the alkyl poly saccharide. Glucoside is the preferred saccharide moiety.
[0071] The hydrophobic group on the alkyl polyglycoside is an alkyl group, linear or branched, containing from about 6 to about 18 carbon atoms on average. Preferably the alkyl group is primarily a straight chain C6-C16 alkyl group.
[0072] Useful alkyl polyglycosides of the present invention are also disclosed in U.S. Patent 4,565,647, Llenado, issued January 21, 1986, having a hydrophobic group containing from about 6 to about 18 carbon atoms, preferably from about 6 to about 16 carbon atoms and a polysaccharide, e.g., a polyglycoside, hydrophilic group containing from about 1.3 to about 10, preferably from about 1.3 to about 3, most preferably from about 1.3 to about 2.7 saccharide units. Any reducing saccharide containing 5 or 6 carbon atoms can be used, e.g., glucose, galactose and galactosyl moieties can be substituted for the glucosyl moieties (optionally the hydrophobic group is attached at the 2-, 3, 4-, etc positions thus giving a glucose or galatose as opposed to a glucoside or galactoside) . The intersaccharide bonds can be, e.g., between the one position of the additional saccharide units and the 2-, 3-, 4-, and / or 6-positions on the preceding saccharide units.
[0073] Preferably, in formula (I) :
[0074] R is a C8-C16 alkyl group,
[0075] G is chosen from galactoside, glucoside, lactoside, fructoside, glucosyl, fructosyl, lactosyl, and galactosyl units,
[0076] x' is from 1 to 3.
[0077] Examples of alkyl polyglycoside include but are not limited to: caprylyl / capryl glucoside, decyl glucoside, octyl glucoside, coco-glucoside.
[0078] Typically, the alkyl polyglycoside is chosen from caprylyl / capryl glucoside, octyl glucoside, decyl glucoside, coco-glucoside, and combination thereof.
[0079] The preferred alkyl polyglycosides are available under the trade name, for example:
[0080] For decyl glucoside: 2000 UP sold by Cognis,
[0081] For caprylyl / capryl glucoside: OramixTMCG 110 sold by Seppic,
[0082] For octyl glucoside: Rewosan sold by Rewo,
[0083] For coco-glucoside: PLANTACARE 818 UP sold by BASF.
[0084] More preferably, the colorant composition comprises caprylyl / capryl glucoside.
[0085] Preferably, the emulsifier is present in the colorant composition according to the present invention is present in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, relative to the total weight of the colorant composition.
[0086] Fatty compounds
[0087] The term "fatty compounds" is interchangeable with the "fatty materials" . Fatty compounds are known as compounds that are not soluble (or only sparingly soluble) in water; they are hydrophobic and are often solubilized in organic solvents.
[0088] Preferably, the fatty compound is chosen from fatty alcohols, fatty acids, natural oil, and combinations thereof, preferably having at least one carbon chain having at least 12 carbon atoms.
[0089] As used herein, the term "fatty alcohol" means a long-chain aliphatic alcohol comprising from 8 to 40 carbon atoms and comprising at least one hydroxyl group OH.
[0090] As used herein, the term "fatty acid" means a long-chain carboxylic acid comprising from 6 to 40 carbon atoms, preferably from 8 to 30 carbon atoms. They may optionally be hydroxylated. These fatty acids are neither oxyalkylenated nor glycerolated.
[0091] As used herein, the term "natural oil" refers to any oil is derived from a plant, animal, or mineral.
[0092] More preferably, the fatty compound is chosen from fatty alcohols, preferably having at least one carbon chain having at least 12 carbon atoms.
[0093] Preferably, the fatty alcohols according to the invention are non-oxyalkylenated and non-glycerolated.
[0094] The fatty alcohols according to the invention may be saturated or unsaturated, and linear or branched.
[0095] Preferably, the fatty compound is chosen from fatty alcohols having the structure R-OH with R denoting a linear or branched, saturated or unsaturated radical group optionally substituted with one or more hydroxyl groups, comprising from 12 to 40, better still from 12 to 30, or even from 12 to 24 and even better still from 14 to 22 carbon atoms.
[0096] The fatty compound may be chosen from solid fatty alcohols and liquid fatty alcohols, and mixtures thereof, preferably chosen from solid fatty alcohols.
[0097] For the purposes of the present invention, the term "solid fatty alcohol" means a fatty alcohol with a melting point of greater than 25℃, preferably greater than or equal to 28℃, more preferentially greater than or equal to 30℃ at atmospheric pressure (1.013×105 Pa) .
[0098] The solid fatty alcohols may be chosen from saturated or unsaturated, linear or branched solid fatty alcohols, including from 12 to 40 carbon atoms.
[0099] The solid fatty alcohols that may be used according to the invention are preferably chosen from compounds having the structure R-OH with R denoting a saturated linear alkyl group, optionally substituted with one or more hydroxyl groups, comprising from 12 to 40, better still from 12 to 30, or even from 12 to 24 atoms, even better still from 14 to 22 carbon atoms.
[0100] The solid fatty alcohols that may be used may be chosen, alone or as a mixture, from:
[0101] -lauryl alcohol (or 1-dodecanol) ;
[0102] -myristyl alcohol (or 1-tetradecanol) ;
[0103] -cetyl alcohol (or 1-hexadecanol) ;
[0104] -stearyl alcohol (or 1-octadecanol) ;
[0105] -arachidyl alcohol (or 1-eicosanol) ;
[0106] -behenyl alcohol (or 1-docosanol) ;
[0107] -lignoceryl alcohol (or 1-tetracosanol) ;
[0108] -ceryl alcohol (or 1-hexacosanol) ;
[0109] -montanyl alcohol (or 1-octacosanol) ;
[0110] -myricyl alcohol (or 1-triacontanol) .
[0111] Use will preferably be made, among the mixtures of solid fatty alcohols, of cetyl alcohol, stearyl alcohol and / or mixtures such as cetearyl alcohol.
[0112] For the purposes of the present invention, the term "liquid fatty alcohol" means a fatty alcohol with a melting point of less than or equal to 25℃, preferably less than or equal to 20℃ at atmospheric pressure (1.013×105 Pa) .
[0113] The liquid fatty alcohols that may be used according to the invention are preferably chosen from compounds having the structure R-OH with R denoting a saturated or unsaturated, linear or branched, preferably unsaturated and / or branched radical group optionally substituted with one or more hydroxyl groups, comprising from 12 to 40, better still from 12 to 30, or even from 12 to 24 and even better still from 14 to 22 carbon atoms.
[0114] The liquid fatty alcohols that may be used may be chosen, alone or as a mixture, from oleyl alcohol, linoleyl alcohol, linolenyl alcohol, isocetyl alcohol, isostearyl alcohol, 2-octyl-1-dodecanol, 2-butyloctanol, 2-hexyl-1-decanol, 2-decyl-1-tetradecanol and 2-tetradecyl-1-cetanol, and mixtures thereof, preferably oleyl alcohol will be used.
[0115] Preferably, the fatty compound is chosen from solid fatty alcohols having the structure R-OH with R denoting a linear alkyl group comprising 14 to 40 carbon atoms, preferably 14 to 22 carbon atoms, more preferably from cetyl alcohol, stearyl alcohol, cetearyl alcohol, and mixtures thereof.
[0116] Preferably, the fatty compound is present in the colorant composition according to the present invention in an amount ranging from 5 wt. %to 40 wt. %, preferably from 8 wt. %to 35 wt. %and more preferably from 10 wt. %to 30 wt. %, relative to the total weight of the colorant composition.
[0117] Alkaline agent
[0118] Preferably, the colorant composition according to the present invention further comprise at least one alkaline agent chosen from mineral, organic or hybrid alkaline agent (s) .
[0119] For the purposes of the present invention, the terms "alkaline agent" and "basifying agent" are used interchangeably.
[0120] The mineral basifying agent (s) are preferably chosen from aqueous ammonia, alkali metal carbonates or bicarbonates such as sodium (hydrogen) carbonate and potassium (hydrogen) carbonate, alkali metal or alkaline-earth metal phosphates such as sodium phosphates or potassium phosphates, sodium or potassium hydroxides, alkali metal or alkaline-earth metal silicates or metasilicates such as sodium metasilicate and mixtures thereof.
[0121] The organic basifying agent (s) is / are preferably chosen from alkanolamines, amino acids, organic amines other than alkanolamines, oxyethylenated and / or oxypropylenated ethylenediamines, 1, 3-diaminopropane, spermine or spermidine and mixtures thereof.
[0122] The term "alkanolamine" is intended to mean an organic amine comprising a primary, secondary or tertiary amine function, and one or more linear or branched C1-C8 alkyl groups bearing one or more hydroxyl radicals.
[0123] Particularly suitable for performing the invention are organic amines chosen from alkanolamines such as monoalkanolamines, dialkanolamines or trialkanolamines comprising one to three identical or different C1-C4 hydroxyalkyl radicals.
[0124] In particular, the alkanolamine (s) are chosen from monoethanolamine (MEA) , diethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine, N, N-dimethylethanolamine, 2-amino-2-methyl-1-propanol, triisopropanolamine, 2-amino-2-methyl-1, 3-propanediol, 3-amino-1, 2-propanediol, 3-dimethylamino-1, 2-propanediol, tris (hydroxymethyl) aminomethane and mixtures thereof.
[0125] Advantageously, the amino acids are basic amino acids comprising an additional amine function. Such basic amino acids are preferably chosen from histidine, lysine, arginine, ornithine and citrulline.
[0126] The organic amine may also be chosen from organic amines of heterocyclic type. Besides histidine that has already been mentioned in the amino acids, mention may in particular be made of pyridine, piperidine, imidazole, triazole, tetrazole and benzimidazole. The organic amine may also be chosen from amino acid dipeptides. As amino acid dipeptides that may be used in the present invention, mention may notably be made of carnosine, anserine and balenine. The organic amine may also be chosen from compounds including a guanidine function. As amines of this type other than arginine that may be used in the present invention, mention may notably be made of creatine, creatinine, 1, 1-dimethylguanidine, 1, 1-diethylguanidine, glycocyamine, metformin, agmatine, n-amidoalanine, 3-guanidinopropionic acid, 4-guanidinobutyric acid and 2- ( [amino (imino) methyl] amino) ethane-1-sulfonic acid.
[0127] Use may be made in particular of guanidine carbonate or monoethanolamine hydrochloride as hybrid compounds.
[0128] The alkaline agent (s) that may be used according to the invention is / are preferably chosen from alkanolamines such as monoethanolamine, diethanolamine, triethanolamine; aqueous ammonia, carbonates or bicarbonates such as sodium (hydrogen) carbonate and potassium (hydrogen) carbonate, alkali metal or alkaline-earth metal silicates or metasilicates such as sodium metasilicate and mixtures thereof, more preferentially from aqueous ammonia and alkanolamines, better still from alkanolamines, even better still the alkaline agent is monoethanolamine.
[0129] Preferably, the alkaline agent (s) is / are organic.
[0130] Preferably, the total content of the alkaline agent (s) ranges from 0.1%to 40%by weight, relative to the total weight of the colorant composition
[0131] Preferably, the pH of the colorant composition is between 8 and 13, preferably between 9 and 12.
[0132] Thickeners
[0133] Preferably, the colorant composition according to the present invention comprises one or more thickeners.
[0134] Preferably, the thickener is chosen from hydrophilic thickeners.
[0135] The term "hydrophilic thickener" is intended to mean a compound capable of increasing the viscosity of the aqueous phase of the colorant composition.
[0136] As hydrophilic thickeners, mention may in particular be made of water-soluble or water-dispersible thickening polymers. They may in particular be chosen from:
[0137] -polyvinylpyrrolidone,
[0138] -polyvinyl alcohol,
[0139] -modified or unmodified carboxyvinyl polymers, such as the products sold under the name (CTFA name: carbomer) by the company Goodrich;
[0140] -homopolymers or copolymers of acrylic acid or methacrylic acid or salts thereof and esters thereof, and in particular the products sold under the names Versicol or Versicol or Salcare SC95 by the company Allied Colloid, Ultrahold by the company Ciba-Geigy, polyacrylates and polymethacrylates, such as the products sold under the names Lubrajel and Norgel by the company Guardian or under the name Hispagel by the company Hispano Chimica, polyacrylic acids of Synthalen K type;
[0141] -polyacrylamides;
[0142] -copolymers of acrylic acid and of acrylamide sold in the form of their sodium salt under the names by the company Hercules, poly (sodium methacrylate) sold under the name Darvan N° by the company Vanderbilt, the sodium salts of polyhydroxycarboxylic acids sold under the name Hydagen by the company Henkel;
[0143] -homopolymers and copolymers of 2-acrylamido-2-methylpropanesulfonic acid, which are optionally crosslinked and / or neutralized, for instance the poly (2-acrylamido-2-methylpropanesulfonic acid) sold by the company Clariant under the name Hostacerin (CTFA name: ammonium polyacryldimethyltauramide) ;
[0144] -crosslinked anionic acrylamide / AMPS copolymers, in the form of a W / O emulsion, such as those sold under the name Sepigel 305 (CTFA name: Polyacrylamide / C13-14 Isoparaffin / Laureth-7) and under the name Simulgel 600 (CTFA name: Acrylamide / Sodium acryloyldimethyltaurate copolymer / Isohexadecane / Polysorbate 80) by the company SEPPIC;
[0145] -polyacrylic acid / alkyl acrylate copolymers of Pemulen type;
[0146] -polysaccharide biopolymers, for instance xanthan gum, guar gum, gum Arabic, locus bean gum, acacia gum, scleroglucans, chitin derivatives and chitosan derivatives, carrageenans, gellans, alginates, or celluloses such as microcrystalline cellulose, carboxymethylcellulose, hydroxymethylcellulose, hydroxyethylcellulose and hydroxypropylcellulose. Mentions maybe made of, for example, xanthan gum sold under the trade name CG-T by the company CP Kelco; and hydroxyethylcellulose sold under the trade name NATROSOL 250 HHR by the company ASHLAND.
[0147] -hydrophilic fumed silicas obtained by high-temperature hydrolysis of a volatile silicon compound in an oxyhydrogen flame, producing a finely divided silica. The hydrophilic silicas have a large number of silanol groups at their surface. Such hydrophilic silicas are, for example, sold under the names Aerosil Aerosil Aerosil Aerosil and Aerosil by the company Degussa, or Cab-O-Sil Cab-O-Sil Cab-O-Sil Cab-O-Sil and Cab-O-Sil by the company Cabot. They preferably have a particle size that can be nanometric to micrometric, for example ranging from about 5 to 200 nm;
[0148] -hydrophilic clays;
[0149] -associative polymers, for instance the PEG-150 / stearyl alcohol / SMDI copolymer sold under the name Aculyn 46 by Rohm&Haas, or the steareth-100 / PEG-136 / HDI copolymer sold under the name Rheolate FX 1100 by Elementis;
[0150] -and mixtures thereof.
[0151] More preferably, the thickener is chosen from polysaccharide biopolymers.
[0152] Even more preferably, the thickener is chosen from xanthan gum, guar gum, gum Arabic, locus bean gum, acacia gum, scleroglucans, carrageenans, gellans, alginates, microcrystalline cellulose, carboxymethylcellulose, hydroxymethylcellulose, hydroxyethylcellulose, hydroxypropylcellulose, and a combination thereof.
[0153] Most preferably, the colorant composition comprises xanthan gum.
[0154] Advantageously, the thickener is present in the colorant composition according to the present invention in an amount of from 0.01 wt. %to 2 wt. %, preferably from 0.1 wt. %to 1 wt. %, more preferably from 0.1 wt. %to 0.8 wt. %, relative to the total weight of the colorant composition.
[0155] Dyes
[0156] Preferably, the colorant composition according to the present invention comprises at least one dye.
[0157] The dyes are chosen from direct dyes, oxidation dyes and mixtures thereof.
[0158] The term "direct dye" means coloured species. The direct dyes may be synthetic or natural. These are dyes that will spread superficially on the fibre.
[0159] The synthetic direct dyes are, for example, chosen from the dyes conventionally used for direct dyeing, and among which mention may be made of all the aromatic and / or non-aromatic dyes that are commonly used, such as nitrobenzene, azo, hydrazono, nitro (hetero) aryl, tri (hetero) arylmethane, (poly) methine, carbonyl, azine, porphyrin, metalloporphyrin, quinone and in particular anthraquinone, indoamine and phthalocyanine direct dyes, and mixtures thereof.
[0160] Among the nitrobenzene direct dyes, mention may be made of: 1, 4-diamino-2-nitrobenzene, 1-amino-2-nitro-4-β-hydroxyethylaminobenzene, 1-amino-2-nitro-4-bis (β-hydroxyethyl) aminobenzene, 1, 4-bis (β-hydroxyethylamino) -2-nitrobenzene, 1-βhydroxyethylamino-2-nitro-4-bis (β-hydroxyethylamino) benzene, 1-β-hydroxyethylamino-2-nitro-4-aminobenzene, 1-β-hydroxyethylamino-2-nitro-4- (ethyl) (β-hydroxyethyl) aminobenzene, 1-amino-3-methyl-4-β-hydroxyethylamino-6-nitrobenzene, 1-amino-2-nitro-4-β-hydroxyethylamino-5-chlorobenzene, 1, 2-diamino-4-nitrobenzene, 1-amino-2-β-hydroxyethylamino-5-nitrobenzene, 1, 2-bis (β-hydroxyethylamino) -4-nitrobenzene, 1-amino-2-tris (hydroxymethyl) methylamino-5-nitrobenzene, 1-hydroxy-2-amino-5-nitrobenzene, 1-hydroxy-2-amino-4-nitrobenzene, 1-hydroxy-3-nitro-4-aminobenzene, 1-hydroxy-2-amino-4, 6-dinitrobenzene, 1-β-hydroxyethyloxy-2-βhydroxyethylamino-5-nitrobenzene, 1-methoxy-2-β-hydroxyethylamino-5-nitrobenzene, 1-β-hydroxyethyloxy-3-methylamino-4-nitrobenzene, 1-β, γ-dihydroxypropyloxy-3-methylamino-4-nitrobenzene, 1-β-hydroxyethylamino-4-β, γ-dihydroxypropyloxy-2-nitrobenzene, 1-β, γ-dihydroxypropylamino-4-trifluoromethyl-2-nitrobenzene, 1-βhydroxyethylamino-4-trifluoromethyl-2-nitrobenzene, 1-β-hydroxyethylamino-3-methyl-2-nitrobenzene, 1-β-aminoethylamino-5-methoxy-2-nitrobenzene, 1-hydroxy-2-chloro-6-ethylamino-4-nitrobenzene, 1-hydroxy-2-chloro-6-amino-4-nitrobenzene, 1-hydroxy-6-bis (β-hydroxyethyl) amino-3-nitrobenzene, 1-β-hydroxyethylamino-2-nitrobenzene, 1-hydroxy-4-β-hydroxyethylamino-3-nitrobenzene.
[0161] Among the azo direct dyes, mention may be made of: Basic Red 51, Basic Orange 31, Disperse Red 17, Acid Yellow 9, Acid Black 1, Basic Red 22, Basic Red 76, Basic Yellow 57, Acid Yellow 36, Acid Orange 7, Acid Red 33, Acid Red 35, Acid Yellow 23, Acid Orange 24, Disperse Black 9, Basic Brown 16, Basic Brown 17.
[0162] Among the hydrazono direct dyes, mention may be made of: Basic Yellow 87. Among the nitroaryl direct dyes, mention may be made of: HC Blue 2, HC Yellow 2, HC Red 3, 4-hydroxypropylamino-3-nitrophenol, N, N’ -bis (2-hydroxyethyl) -2-nitrophenylenediamine. Among the triarylmethane direct dyes, mention may be made of: Basic Violet 1, Basic Violet 2, Basic Violet 3, Basic Violet 4, Basic Violet 14, Basic Blue 1, Basic Blue 7, Basic Blue 26, Basic Green 1, Basic Blue 77 (also known as HC Blue 15) , Acid Blue 1; Acid Blue 3; Acid Blue 7, Acid Blue 9; Acid Violet 49; Acid Green 3; Acid Green 5; Acid Green 50.
[0163] Among the quinone direct dyes, mention may be made of: Disperse Red 15, Solvent Violet 13, Acid Violet 43, Disperse Violet 1, Disperse Violet 4, Disperse Blue 1, Disperse Violet 8, Disperse Blue 3, Disperse Red 11, Acid Blue 62, Disperse Blue 7, Basic Blue 22, Disperse Violet 15, Basic Blue 99, and also the following compounds: 1-Nmethylmorpholiniumpropylamino-4-hydroxyanthraquinone, 1-aminopropylamino-4-methylaminoanthraquinone, 1-aminopropylamino anthraquinone, 5-β-hydroxyethyl-1, 4-diaminoanthraquinone, 2-aminoethylaminoanthraquinone, 1, 4-bis (β, γ-dihydroxypropylamino) anthraquinone, Acid Blue 25, Acid Blue 43, Acid Blue 78, Acid Blue 129, Acid Blue 138, Acid Blue 140, Acid Blue 251, Acid Green 25, Acid Green 41, Acid Violet 42, Mordant Red 3, Acid Black 48, HC Blue 16.
[0164] Among the azine direct dyes, mention may be made of: Basic Blue 17, Basic Red 2.
[0165] Among the indoamine direct dyes, mention may be made of: 2-β-hydroxyethlyamino-5- [bis (β-4'-hydroxyethyl) amino] anilino-1, 4-benzoquinone, 2-β-hydroxyethylamino-5- (2'-methoxy-4'-amino) anilino-1, 4-benzoquinone, 3-N- (2'-chloro-4'-hydroxy) phenylacetylamino-6-methoxy-1, 4-benzoquinoneimine, 3-N- (3'-chloro-4'-methylamino) phenylureido-6-methyl-1, 4-benzoquinoneimine, 3- [4'-N- (ethylcarbamylmethyl) amino] phenylureido-6-methyl-1, 4-benzoquinoneimine.
[0166] The natural direct dyes are chosen, for example, from lawsone, juglone, indigo, leuco indigo, indirubin, isatin, hennotannic acid, alizarin, carthamine, morin, purpurin, carminic acid, kermesic acid, laccaic acid, purpurogallin, protocatechaldehyde, curcumin, spinulosin, apigenidin, orceins, carotenoids, betanin, chlorophylls, chlorophyllines, monascus, polyphenols or ortho-diphenols.
[0167] Among the ortho-diphenols that are useful according to the invention, mention may be made of: catechin, quercetin, brazilin, haematein, haematoxylin, chlorogenic acid, caffeic acid, gallic acid, L-DOPA, cyanidin, (-) -epicatechin, (-) -epigallocatechin, (-) -epigallocatechin 3-gallate (EGCG) , isoquercetin, pomiferin, esculetin, 6, 7-dihydroxy-3- (3-hydroxy-2, 4-dimethoxyphenyl) coumarin, santalin A and B, mangiferin, butein, maritimetin, sulfuretin, robtein, betanidin, pericampylinone A, theaflavin, proanthocyanidin A2, proanthocyanidin B2, proanthocyanidin C1, procyanidins DP 4-8, tannic acid, purpurogallin, 5, 6-dihydroxy-2-methyl-1, 4-naphthoquinone, alizarin, wedelolactone and natural extracts containing same.
[0168] When the colorant composition comprises at least one direct dye, they are preferably present in a total content ranging from 0.001 wt. %to 20 wt. %, preferably from 0.005 wt. %to 15 wt. %, more preferably from 0.01 wt. %to 10 wt. %, relative to the weight of the colorant composition.
[0169] Preferably, the colorant composition according to the invention comprises one or more dyes chosen from oxidation dyes.
[0170] The oxidation dyes may be chosen from one or more oxidation bases, optionally in combination with one or more couplers.
[0171] Preferably, the colorant composition according to the invention comprises one or more oxidation bases.
[0172] The oxidation bases may be present in the form of salts, solvates and / or solvates of salts. The addition salts of the oxidation bases present in the colorant composition according to the invention are chosen notably from the addition salts with an acid, such as the hydrochlorides, hydrobromides, sulfates, citrates, succinates, tartrates, lactates, tosylates, benzenesulfonates, methanesulfonates, phosphates and acetates, and the addition salts with a base such as sodium hydroxide, potassium hydroxide, aqueous ammonia, amines or alkanolamines.
[0173] Moreover, the solvates of the oxidation bases more particularly represent the hydrates of said oxidation bases and / or the combination of said oxidation bases with a linear or branched C1 to C4 alcohol such as methanol, ethanol, isopropanol or n-propanol. Preferably, the solvates are hydrates.
[0174] By way of example, the oxidation bases are chosen from para-phenylenediamines, bis (phenyl) alkylenediamines, para-aminophenols, ortho-aminophenols, heterocyclic bases and the corresponding addition salts, solvates and / or solvates of the salts.
[0175] Among the para-phenylenediamines that may be mentioned are, for example, paraphenylenediamine, para-toluenediamine, 2-chloro-para-phenylenediamine, 2, 3-dimethylpara-phenylenediamine, 2, 6-dimethyl-para-phenylenediamine, 2, 6-diethyl-paraphenylenediamine, 2, 5-dimethyl-para-phenylenediamine, N, N-dimethyl-paraphenylenediamine, N, N-diethyl-para-phenylenediamine, N, N-dipropyl-para-phenylenediamine, 4-amino-N, N-diethyl-3-methylaniline, N, N-bis (β-hydroxyethyl) -paraphenylenediamine, 4-N, N-bis (β-hydroxyethyl) amino-2-methylaniline, 4-N, N-bis (βhydroxyethyl) amino-2-chloroaniline, 2-β-hydroxyethyl-para-phenylenediamine, 2-methoxymethyl-para-phenylenediamine, 2-fluoro-para-phenylenediamine, 2-isopropylpara-phenylenediamine, N- (β-hydroxypropyl) -para-phenylenediamine, 2- (γ-hydroxypropyl) -para-phenylenediamine, 2-hydroxymethyl-para-phenylenediamine, N, Ndimethyl-3-methyl-para-phenylenediamine, N-ethyl-N- (β-hydroxyethyl) -paraphenylenediamine, N- (β, γ-dihydroxypropyl) -para-phenylenediamine, N- (4'-aminophenyl) -para-phenylenediamine, N-phenyl-para-phenylenediamine, 2-β-hydroxyethyloxy-paraphenylenediamine, 2-β-acetylaminoethyloxy-para-phenylenediamine, N- (β-methoxyeth-para-phenylenediamine, 4-aminophenylpyrrolidine, 2-thienyl-para-phenylenediamine, 2-βhydroxyethylamino-5-aminotoluene and 3-hydroxy-1- (4'-aminophenyl) pyrrolidine, and the addition salts, solvates and / or solvates of salts thereof.
[0176] Among the para-phenylenediamines mentioned above, particular preference is given to para-phenylenediamine, para-toluenediamine, 2-isopropyl-para-phenylenediamine, 2-β-hydroxyethyl-para-phenylenediamine, 2- (γ-hydroxypropyl) -para-phenylenediamine, 2-methoxymethyl-para-phenylenediamine, 2-β-hydroxyethyloxy-para-phenylenediamine, 2, 6-dimethyl-para-phenylenediamine, 2, 6-diethyl-para-phenylenediamine, 2, 3-dimethyl-para-phenylenediamine, N, N-bis (β-hydroxyethyl) -para-phenylenediamine, 2-chloro-para-phenylenediamine and 2-β-acetylaminoethyloxy-para-phenylenediamine, and the corresponding addition salts, solvates and / or solvates of salts thereof.
[0177] Among the bis (phenyl) alkylenediamines that may be mentioned, for example, are N, N'-bis (β-hydroxyethyl) -N, N'-bis (4'-aminophenyl) -1, 3-diaminopropanol, N, N'-bis (β-hydroxyethyl) -N, N'-bis (4'-aminophenyl) ethylenediamine, N, N'-bis (4-aminophenyl) tetramethylenediamine, N, N'-bis (β-hydroxyethyl) -N, N'-bis (4-aminophenyl) tetramethylenediamine, N, N'-bis (4-methylaminophenyl) tetramethylenediamine, N, N'-bis (ethyl) -N, N'-bis (4'-amino-3'-methylphenyl) ethylenediamine and 1, 8-bis (2, 5-diaminophenoxy) -3, 6-dioxaoctane, and the corresponding addition salts, the solvates and / or the solvates of the salts.
[0178] Among the para-aminophenols that are mentioned are, for example, para-aminophenol, 4-amino-3-methylphenol, 4-amino-3-fluorophenol, 4-amino-3-chlorophenol, 4-amino-3-hydroxymethylphenol, 4-amino-2-methylphenol, 4-amino-2-hydroxymethylphenol, 4-amino-2-methoxymethylphenol, 4-amino-2-aminomethylphenol, 4-amino-2- (β-hydroxyethylaminomethyl) phenol and 4-amino-2-fluorophenol, and the addition salts, the solvates and / or the solvates of the salts.
[0179] Among the ortho-aminophenols that may be mentioned, for example, are 2-aminophenol, 2-amino-5-methylphenol, 2-amino-6-methylphenol and 5-acetamido-2-aminophenol, and the corresponding addition salts, the solvates and the solvates of the salts.
[0180] Among the heterocyclic bases that may be mentioned, for example, are pyridine, pyrimidine and pyrazole derivatives.
[0181] Among the pyridine derivatives that may be mentioned are the compounds described, for example, in patents GB 1026978 and GB 1153196, for example 2, 5-diaminopyridine, 2- (4-methoxyphenyl) amino-3-aminopyridine and 3, 4-diaminopyridine, and the corresponding addition salts, the solvates and the solvates of the salts.
[0182] Other pyridine oxidation bases that are useful in the present invention are the 3-aminopyrazolo [1, 5-a] pyridine oxidation bases or the corresponding addition salts described, for example, in patent application FR 2801308. Examples that may be mentioned include pyrazolo [1, 5-a] pyrid-3-ylamine, 2-acetylaminopyrazolo [1, 5-a] pyrid-3-ylamine, 2- (morpholin-4-yl) pyrazolo [1, 5-a] pyrid-3-ylamine, 3-aminopyrazolo [1, 5-a] pyridine-2-carboxylic acid, 2-methoxypyrazolo [1, 5-a] pyrid-3-ylamine, (3-aminopyrazolo [1, 5-a] pyrid-7-yl) methanol, 2- (3-aminopyrazolo [1, 5-a] pyrid-5-yl) ethanol, 2- (3-aminopyrazolo [1, 5-a] pyrid-7-yl) ethanol, (3-aminopyrazolo [1, 5-a] pyrid-2-yl) methanol, 3, 6-diaminopyrazolo [1, 5-a] pyridine, 3, 4-diaminopyrazolo [1, 5-a] pyridine, pyrazolo [1, 5-a] pyridine-3, 7-diamine, 7- (morpholin-4-yl) pyrazolo [1, 5-a] pyrid-3-ylamine, pyrazolo [1, 5-a] pyridine-3, 5-diamine, 5- (morpholin-4-yl) pyrazolo [1, 5-a] pyrid-3-ylamine, 2- [ (3-aminopyrazolo [1, 5-a] pyrid-5-yl) (2-hydroxyethyl) amino] ethanol, 2- [ (3-aminopyrazolo [1, 5-a] pyrid-7-yl) (2-hydroxyethyl) amino] ethanol, 3-aminopyrazolo [1, 5-a] pyridin-5-ol, 3-aminopyrazolo [1, 5-a] pyridin-4-ol, 3-aminopyrazolo [1, 5-a] pyridin-6-ol, 3-aminopyrazolo [1, 5-a] pyridin-7-ol, 2-β-hydroxyethoxy-3-aminopyrazolo [1, 5-a] pyridine and 2- (4-dimethylpiperazinium-1-yl) -3-aminopyrazolo [1, 5-a] pyridine, and the corresponding addition salts, the solvates and the solvates of the salts.
[0183] More particularly, the oxidation bases that are useful in the present invention are chosen from 3-aminopyrazolo [1, 5-a] pyridines and preferably substituted on carbon atom 2 with:
[0184] a) a diC1-C6alkylamino group, said alkyl group possibly being substituted with at least one hydroxyl, amino or imidazolium group;
[0185] b) an optionally cationic 5-to 7-membered heterocycloalkyl group containing from 1 to 3 heteroatoms, optionally substituted with one or more C1-C6 alkyl groups, such as a diC1-C4alkylpiperazinium group; or
[0186] c) a C1-C6alkoxy group optionally substituted with one or more hydroxyl groups, such as a β-hydroxyalkoxy group, and the corresponding addition salts, the solvates and the solvates of the salts.
[0187] Among the pyrimidine derivatives that may be mentioned are the compounds described, for example, in patent application WO 96 / 15765, such as 2, 4, 5, 6-tetraaminopyrimidine, 4-hydroxy-2, 5, 6-triaminopyrimidine, 2-hydroxy-4, 5, 6-triaminopyrimidine, 2, 4-dihydroxy-5, 6-diaminopyrimidine, 2, 5, 6-triaminopyrimidine and the addition salts thereof, the solvates and the solvates of the salts thereof, and the tautomeric forms thereof, when a tautomeric equilibrium exists.
[0188] Among the pyrazole derivatives that may be mentioned are the compounds described in patents DE 3843892 and DE 4133957 and patent applications WO 94 / 08969, WO 94 / 08970, FR-A-2 733 749 and DE 195 43 988, for instance 4, 5-diamino-1-methylpyrazole, 4, 5-diamino-1- (β-hydroxyethyl) pyrazole, 3, 4-diaminopyrazole, 4, 5-diamino-1- (4'-chlorobenzyl) pyrazole, 4, 5-diamino-1, 3-dimethylpyrazole, 4, 5-diamino-3-methyl-1-phenylpyrazole, 4, 5-diamino-1-methyl-3-phenylpyrazole, 4-amino-1, 3-dimethyl-5-hydrazinopyrazole, 1-benzyl-4, 5-diamino-3-methylpyrazole, 4, 5-diamino-3-tert-butyl-1-methylpyrazole, 4, 5-diamino-1-tert-butyl-3-methylpyrazole, 4, 5-diamino-1- (β-hydroxyethyl) -3-methylpyrazole, 4, 5-diamino-1-ethyl-3-methylpyrazole, 4, 5-diamino-1-ethyl-3- (4'-methoxyphenyl) pyrazole, 4, 5-diamino-1-ethyl-3-hydroxymethylpyrazole, 4, 5-diamino-3-hydroxymethyl-1-methylpyrazole, 4, 5-diamino-3-hydroxymethyl-1-isopropylpyrazole, 4, 5-diamino-3-methyl-1-isopropylpyrazole, 4-amino-5- (2'-aminoethyl) amino-1, 3-dimethylpyrazole, 3, 4, 5-triaminopyrazole, 1-methyl-3, 4, 5-triaminopyrazole, 3, 5-diamino-1-methyl-4-methylaminopyrazole and 3, 5-diamino-4- (β-hydroxyethyl) amino-1-methylpyrazole, and the corresponding addition salts, the solvates and / or solvates of the salts. Use may also be made of 4, 5-diamino-1- (β-methoxyethyl) pyrazole.
[0189] A 4, 5-diaminopyrazole will preferably be used and even more preferentially 4, 5-diamino-1- (β-hydroxyethyl) pyrazole and / or a corresponding salt, a solvate and / or a solvate of a salt. The pyrazole derivatives that may also be mentioned comprise diamino-N, N-dihydropyrazolopyrazolones and in particular those described in patent application FR-A-2886 136, such as the following compounds and the corresponding addition salts: 2, 3-diamino-6, 7-dihydro-1H, 5H-pyrazolo [1, 2-a] pyrazol-1-one, 2-amino-3-ethylamino-6, 7-dihydro-1H, 5H-pyrazolo [1, 2-a] pyrazol-1-one, 2-amino-3-isopropylamino-6, 7-dihydro1H, 5H-pyrazolo [1, 2-a] pyrazol-1-one, 2-amino-3- (pyrrolidin-1-yl) -6, 7-dihydro-1H, 5Hpyrazolo [1, 2-a] pyrazol-1-one, 4, 5-diamino-1, 2-dimethyl-1, 2-dihydropyrazol-3-one, 4, 5-diamino-1, 2-diethyl-1, 2-dihydropyrazol-3-one, 4, 5-diamino-1, 2-bis (2-hydroxyethyl) -1, 2-dihydropyrazol-3-one, 2-amino-3- (2-hydroxyethyl) amino-6, 7-dihydro-1H, 5H-pyrazolo [1, 2-a] pyrazol-1-one, 2-amino-3-dimethylamino-6, 7-dihydro-1H, 5H-pyrazolo [1, 2-a] pyrazol-1-one, 2, 3-diamino-5, 6, 7, 8-tetrahydro-1H, 6H-pyridazino [1, 2-a] pyrazol-1-one, 4-amino-1, 2-diethyl-5- (pyrrolidin-1-yl) -1, 2-dihydropyrazol-3-one, 4-amino-5- (3-dimethylaminopyrrolidin1-yl) -1, 2-diethyl-1, 2-dihydropyrazol-3-one and 2, 3-diamino-6-hydroxy-6, 7-dihydro-1H, 5H-pyrazolo [1, 2-a] pyrazol-1-one, the salts thereof, the solvates thereof and the solvates of the salts thereof.
[0190] Preferably, the oxidation base (s) are chosen from para-phenylenediamines, and the corresponding addition salts, the solvates thereof and the solvates of the salts thereof, and mixtures thereof; more preferably from, toluene-2, 5-diamine, the addition salts thereof, the solvates of the salts thereof, and mixtures thereof.
[0191] When the colorant composition comprises at least one oxidation base, the oxidation base (s) are preferably present in a total content ranging from 0.001 wt. %to 20 wt. %, preferably from 0.005 wt. %to 15 wt. %, more preferably from 0.01 wt. %to 10 wt. %, relative to the weight of the colorant composition.
[0192] The oxidation dye (s) may also be chosen from one or more couplers, which may be chosen from the couplers conventionally used for the dyeing of keratin fibres.
[0193] Preferably, the colorant composition according to the invention comprises one or more couplers.
[0194] Among the couplers that are useful according to the invention, mention may be made in particular of meta-phenylenediamines, meta-aminophenols, meta-diphenols, naphthalenebased coupling agents and heterocyclic coupling agents, and also the corresponding addition salts, the solvates and solvates of the salts thereof.
[0195] Mention may be made, for example, of 6-hydroxybenzomorpholine, hydroxyethyl-3-4-methylenedioxyaniline, 2-amino-5-ethylphenol, 1, 3-dihydroxybenzene, 1, 3-dihydroxy-2-methylbenzene, 4-chloro-1, 3-dihydroxybenzene, 2, 4-diamino-1- (β-hydroxyethyloxy) benzene, 2-amino-4- (β-hydroxyethylamino) -1-methoxybenzene, 1, 3-diaminobenzene, 1, 3-bis (2, 4-diaminophenoxy) propane, 3-ureidoaniline, 3-ureido-1-methylaminobenzene, sesamol, α-naphthol, 2-methyl-1-naphthol, 6-hydroxyindole, 4-hydroxyindole, 4-hydroxy-N-methylindole, 2-amino-3-hydroxypyridine, 3, 5-diamino-2, 6-dimethoxypyridine, 2, 6-bis (β-hydroxyethylamino) toluene, 6-hydroxyindoline, 2, 6-dihydroxy-4-methylpyridine, 1-H-3-methylpyrazol-5-one, 1-phenyl-3-methylpyrazol-5-one, 2, 6-dimethylpyrazolo [1, 5-b] [1, 2, 4] triazole, 2, 6-dimethyl [3, 2-c] [1, 2, 4] triazole and 6-methylpyrazolo [1, 5-a] benzimidazole, 2-methyl-5-aminophenol, 2-methyl-5-hydroxyethylaminophenol, 5-N- (β-hydroxyethyl) amino-2-methylphenol, 3-aminophenol and 3-amino-2-chloro-6-methylphenol, the corresponding addition salts, the solvates and the solvates of the salts thereof, and the corresponding mixtures.
[0196] Preferably, the coupler (s) are chosen from meta-aminophenols, 2-methyl-5-hydroxyethylaminophenol, 2-methyl-5-aminophenol, the addition salts thereof, the solvates thereof and / or the solvates of the salts thereof, and mixtures thereof.
[0197] More preferably, the coupler (s) are chosen from: meta-aminophenols, the addition salts thereof, the solvates thereof and / or the solvates of the salts thereof, and mixtures thereof.
[0198] In general, the addition salts of the couplers that may be used in the context of the invention are chosen in particular from addition salts with an acid, such as hydrochlorides, hydrobromides, sulfates, citrates, succinates, tartrates, lactates, tosylates, benzenesulfonates, phosphates and acetates, and the addition salts with a base such as sodium hydroxide, potassium hydroxide, aqueous ammonia, amines or alkanolamines.
[0199] Moreover, the solvates more particularly represent the hydrates of these couplers and / or the combination of these couplers with a linear or branched C1 to C4 alcohol such as methanol, ethanol, isopropanol or n-propanol. Preferably, the solvates are hydrates.
[0200] When the colorant composition comprises one or more oxidation couplers, the total content of the coupler (s) present in the colorant composition according to the invention ranges from 0.001 wt. %to 20 wt. %, more preferably from 0.005 wt. %to 15 wt. %, more preferably from 0.01 wt. %to 10 wt. %, relative to the total weight of the colorant composition.
[0201] Advantageously, the total content of the dyes ranges from 0.001 wt. %to 20 wt. %, preferably from 0.005 wt. %to 15 wt. %, more preferably from 0.01 wt. %to 10 wt. %, relative to the total weight of the colorant composition.
[0202] Water
[0203] Preferably, the colorant composition according to the present invention further comprises water.
[0204] Advantageously, water is present in the colorant composition of the present invention in an amount ranging from 5 wt. %to 80 wt. %, preferably from 10 wt. %to 75 wt. %, more preferably from 15 wt. %to 70 wt. %, relative to the total weight of the colorant composition.
[0205] Viscosity
[0206] The viscosity of the colorant composition according to the present invention is at least 2000 mPa. s.
[0207] The viscosity of the colorant composition can be measured at 25℃, using a Rheomat R180 viscometer equipped with a M4 spindle, the measurement being performed after 10 minutes of rotation of the spindle in a tested sample (after which time stabilization of the viscosity is observed) , at a shear rate of 200 rpm.
[0208] Preferably, the viscosity of the colorant composition according to the present invention is from 3000 to 15000 mPa. s.
[0209] More preferably, the viscosity of the colorant composition according to the present invention is from 3500 to 13000 mPa. s.
[0210] Even More preferably, the viscosity of the colorant composition according to the present invention is from 4000 to 12000 mPa. s.
[0211] Developer composition
[0212] According to the first aspect, the developer composition according to the present invention comprises at least one surfactant.
[0213] Surfactants
[0214] The surfactant may be chosen from nonionic, anionic, cationic and amphoteric surfactants, and mixtures thereof.
[0215] Preferably, the surfactant is chosen from nonionic, anionic, amphoteric surfactants, and mixtures thereof.
[0216] Advantageously, the surfactant is present in the developer composition according to the present invention in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, and most preferably from 2 wt. %to 15 wt. %, relative to the total weight of the developer composition.
[0217] The foaming properties of the developer composition can be modulated by surfactants.
[0218] Nonionic surfactants
[0219] Preferably, the developer composition according to the invention comprises at least one nonionic surfactant.
[0220] Preferably, the nonionic surfactant is chosen from alkyl polyglycosides as defined with respect to colorant composition.
[0221] More preferably, the nonionic surfactant is chosen from caprylyl / capryl glucoside, octyl glucoside, decyl glucoside, coco-glucoside, and combination thereof.
[0222] Most preferably the developer composition comprises caprylyl / capryl glucoside.
[0223] Advantageously, the nonionic surfactant is present in the developer composition according to the present invention is present in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, and most preferably from 2 wt. %to 15 wt. %, relative to the total weight of the developer composition.
[0224] Anionic surfactants
[0225] Preferably, the developer composition according to the invention comprises at least one anionic surfactant.
[0226] The anionic surfactant may be chosen from sulfate, sulfonate and / or carboxylic (or carboxylate) surfactants.
[0227] It is understood in the present description that:
[0228] -the carboxylate-type anionic surfactants comprise at least one carboxylic or carboxylate function (-COOH or-COO') and may optionally also comprise one or more sulfate and / or sulfonate functions;
[0229] -the sulfonate-type anionic surfactants comprise at least one sulfonate function (-SO3H or-SO3) and may optionally also comprise one or more sulfate functions, but do not comprise any carboxylate functions; and
[0230] -the sulfate-type anionic surfactants comprise at least one sulfate function but do not comprise any carboxylate or sulfonate functions.
[0231] Preferably, the anionic surfactant is chosen from:
[0232] -alkyl sulfates, notably C8 to C26, and preferably C10to C22, alkyl sulfates;
[0233] -alkyl ether sulfates, notably C8 to C26 and preferably C10 to C22 alkyl ether sulfates, preferably comprising from 1 to 10 ethylene oxide units;
[0234] in particular, in the form of alkali metal, alkaline-earth metal, ammonium or amino alcohol salts; and mixtures thereof.
[0235] When the anionic surfactant (s) of sulfate type are in salt form, said salt may be chosen from alkali metal salts, such as the sodium or potassium salt, ammonium salts, amine salts and in particular amino alcohol salts, and alkaline earth metal salts, such as the magnesium salt, and mixtures thereof.
[0236] Examples of amino alcohol salts that may be mentioned include monoethanolamine, diethanolamine and triethanolamine salts, monoisopropanolamine, diisopropanolamine or triisopropanolamine salts, 2-amino-2-methyl-1-propanol salts, 2-amino-2-methyl-l, 3-propanediol salts and tris (hydroxymethyl) aminomethane salts.
[0237] Alkali metal or alkaline-earth metal salts and in particular sodium or magnesium salts are preferably used.
[0238] More preferably, the anionic surfactant (s) are chosen from sodium, triethanolamine, magnesium or ammonium C10-C22alkyl sulfates, sodium, ammonium or magnesium C10-C22alkyl ether sulfates, which are oxyethylenated, for example with 1 or 2.2 mol of ethylene oxide, and mixtures thereof.
[0239] Even better still, the anionic surfactant (s) are chosen from sodium, triethanolamine, ammonium or magnesium C10-C22alkyl sulfates, such as the compound sold under the name Texapon Z95P by the company BASF under the INCI name Sodium lauryl sulfate, and mixtures thereof.
[0240] Most preferably, the developer composition according to the present invention comprises sodium lauryl sulfate.
[0241] Advantageously, the anionic surfactant is present in the developer composition according to the present invention in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, and most preferably from 2 wt. %to 15 wt. %, relative to the total weight of the developer composition.
[0242] Amphoteric surfactants
[0243] Preferably, the developer composition according to the invention comprises at least one amphoteric surfactant.
[0244] Non-limiting examples of amphoteric surfactants useful in the invention include, for example, optionally quaternized secondary or tertiary aliphatic amine derivatives, in which the aliphatic group is a linear or branched chain comprising from 8 to 22 carbon atoms, said amine derivatives containing at least one anionic group, for instance a carboxylate, sulfonate, sulfate, phosphate or phosphonate group.
[0245] Mention may be made in particular of C8-C20alkylbetaines, sulfobetaines, C8-C20alkylsulfobetaines, C8-C20alkylamidoC1-C6alkylbetaines, and C8-C20alkylamidoC1-C6alkylsulfobetaines, and mixtures thereof.
[0246] Among the optionally quaternized secondary or tertiary aliphatic amine derivatives that may be used, mention may also be made of the products of respective structures (A1) and (A2) below: Ra-CON (Z) CH2- (CN2) m-N+ (Rb) (Rc) (CH2COO-) (A1)
[0247] in which:
[0248] Ra represents a C10-C30 alkyl or alkenyl group derived from an acid Ra-COOH preferably present in hydrolysed coconut oil, a heptyl group, a nonyl group or an undecyl group,
[0249] Rb represents a β-hydroxyethyl group,
[0250] Rc represents a carboxymethyl group;
[0251] m is equal to 0, 1 or 2,
[0252] Z represents a hydrogen atom or a hydroxyethyl or carboxymethyl group; Ra'-CON (Z) CH2- (CN2) m'-N+ (B) (B') (A2)
[0253] in which:
[0254] B represents-CH2CH2OX', with X' representing-CH2-COOH, CH2-COOZ', -CH2CH2-COOH, -CH2CH2-COOZ' or a hydrogen atom,
[0255] B' represents- (CH2) Z-Y', with z=1 or 2, and Y' representing-COOH, -COOZ', -CH2-CHOH-SO3H or-CH2-CHOH-SO3Z',
[0256] m' is equal to 0, 1 or 2,
[0257] Z represents a hydrogen atom or a hydroxyethyl or carboxymethyl group,
[0258] Z' represents an ion resulting from an alkali or alkaline-earth metal, such as sodium, potassium or magnesium; an ammonium ion; or an ion resulting from an organic amine and in particular from an amino alcohol, such as monoethanolamine, diethanolamine and triethanolamine, monoisopropanolamine, diisopropanolamine or triisopropanolamine, 2-amino-2-methyl-1-propanol, 2-amino-2-methyl-1, 3-propanediol and tris (hydroxymethyl) aminomethane,
[0259] Ra' represents a C10-C30 alkyl or alkenyl group of an acid Ra'COOH preferably present in hydrolysed linseed oil or coconut oil, in particular a C17 alkyl group, and its iso form, or an unsaturated C17 alkenyl group.
[0260] Among the compounds corresponding to formula (A2) in which X' represents a hydrogen atom, mention may be made of compounds classified under the INCI names sodium cocoamphoacetate, sodium lauroamphoacetate, sodium caproamphoacetate and sodium capryloamphoacetate.
[0261] Other compounds corresponding to formula (A2) are disodium cocoamphodiacetate, disodium lauroamphodiacetate, disodium caproamphodiacetate, disodium capryloamphodiacetate, disodium cocoamphodipropionate, disodium lauroamphodipropionate, disodium caproamphodipropionate, disodium capryloamphodipropionate, lauroamphodipropionic acid and cocoamphodipropionic acid.
[0262] Examples that may be mentioned include the cocoamphodiacetate sold by the company Rhodia under the trade name C2M Concentrate, the sodium cocoamphoacetate sold under the trade name Miranol Ultra C32 and the product sold by the company Chimex under the trade name CHIMEXANE HA.
[0263] Preferably, the amphoteric surfactant is chosen from C8-C20 alkylbetaines such as the one known under the INCI names coco-betaine, C8-C20alkylamidoC1-C6alkylbetaines such as the one known under the INCI name cocamidopropylbetaine, and mixtures thereof.
[0264] More preferably, the amphoteric surfactant is chosen from C8-C20 alkylbetaines.
[0265] Even more preferably, the developer composition comprises coco-betaine.
[0266] Advantageously, the amphoteric surfactant is present in the developer composition according to the present invention in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, and most preferably from 2 wt. %to 15 wt. %, relative to the total weight of the developer composition.
[0267] Chemical oxidizing agents
[0268] Preferably, the developer composition comprises one or more chemical oxidizing agents.
[0269] The term "chemical oxidizing agent" is intended to mean an oxidizing agent other than atmospheric oxygen.
[0270] Preferably, the chemical oxidizing agent is chosen from hydrogen peroxide, urea peroxide, alkali metal bromates, persalts such as perborates and persulphates, in particular sodium persulphate, potassium persulphate and ammonium persulphate, peracids and oxidase enzymes (with possible co-factors) such as peroxidases, 2-electron oxidoreductases such as uricases and 4-electron oxygenases such as laccases, and mixtures thereof.
[0271] More preferably, the chemical oxidizing agent is chosen from hydrogen peroxide, persalts, and mixtures thereof, and better still is hydrogen peroxide.
[0272] Advantageously, the chemical oxidizing agent is present in the developer composition according to the present invention in an amount ranging from 0.1 wt. %to 60 wt. %, preferably 2 wt. %to 50 wt. %, more preferably 5 wt. %to 40 wt. %, relative to the total weight of the developer composition.
[0273] Aqueous phase
[0274] Preferably, the developer composition according to the present invention comprises an aqueous phase.
[0275] The aqueous phase is preferably present in an amount ranging from 10 wt. %to 96 wt. %, more preferably from 30 wt. %to 90 wt. %, even more preferably 50 wt. %to 85 wt. %, relative to the total weight of the developer composition.
[0276] Preferably, the aqueous phase comprises at least one organic solvent miscible with water at room temperature 25℃, such as for example monoalcohols having from 2 to 6 carbon atoms such as ethanol, isopropanol; polyols having from 2 to 6 carbon atoms, such as glycerin, propylene glycol, butylene glycol, pentylene glycol; glycol ethers (notably having from 3 to 16 carbon atoms) such as mono-, di-or tri-propylene glycol (C1-C4) alkyl ethers, mono-, di-or tri-ethylene glycol (C1-C4) alkyl ethers; and mixtures thereof.
[0277] More preferably the organic solvent is present in an amount ranging from 0.5 wt. %to 20 wt. %, preferably from 1 wt. %to 15 wt. %, more preferably from 2 wt. %to 10 wt. %, relative to the total weight of the developer composition.
[0278] Preferably the aqueous phase comprises water, preferably in an amount ranging from 10 wt. %to 90 wt. %, preferably from 30 wt. %to 80 wt. %, even more preferably from 50 wt. %to 75 wt. %, relative to the total weight of the developer composition.
[0279] In some preferred embodiments, the aqueous phase comprises water and a polyol having from 2 to 6 carbon atoms, preferably glycerin.
[0280] In some preferred embodiments, the developer composition according to the present invention comprises 50 wt. %to 75 wt. %ofwater and 2 wt. %to 10 wt. %of a combination of glycerin and pentylene glycol, relative to the total weight of the developer composition.
[0281] Viscosity
[0282] Preferably, the viscosity of the developer composition according to the present invention is less than 500 mPa. s.
[0283] The viscosity of the developer composition can be measured at 25℃, using a Rheomat R180 viscometer equipped with a M1 spindle, the measurement being performed after 10 minutes of rotation of the spindle in a tested sample (after which time stabilization of the viscosity is observed) , at a shear rate of 200 rpm.
[0284] More preferably, the viscosity of the developer composition according to the present invention is from 0.1 to 100 mPa·s.
[0285] Still more preferably, the viscosity of the developer composition according to the present invention is from 0.2 to 10 mPa·s.
[0286] Even More preferably, the viscosity of the developer composition according to the present invention is from 0.5 to 5 mPa·s.
[0287] Additives
[0288] The colorant composition or the developer composition according to the invention may contain any adjuvant or additive usually used other than the compounds described previously for the colorant composition or the developer composition.
[0289] Among the additives which may be contained according to the invention, mention may be made of reducing agents, softeners, chelating agents, moisturizers, peptizers, solubilizers, fragrances, antidandruff agents, anti-seborrhoeic agents, vitamins and provitamins including panthenol, plasticizers, solubilizers, acidifying agents, antioxidants, hydroxy acids and preservatives.
[0290] Needless to say, a person skilled in the art will take care to select this or these optional additional compounds such that the advantageous properties intrinsically associated with the colorant composition or the developer composition according to the invention are not, or are not substantially, adversely affected by the envisaged addition (s) .
[0291] The above additives may generally be present in an amount, for each of them, of between 0 and 20%by weight relative to the total weight of the colorant composition or the developer composition.
[0292] According to a preferred embodiment, the present invention provides a kit comprising
[0293] A) a colorant composition comprising, relative to the total weight of the colorant composition:
[0294] i) from 1.5 wt. %to 20 wt. %, of at least one emulsifier chosen from caprylyl / capryl glucoside, octyl glucoside, decyl glucoside, coco-glucoside, and combination thereof;
[0295] ii) from 10 wt. %to 30 wt. %of at least one fatty compound chosen from solid fatty alcohols having the structure R-OH with R denoting a linear alkyl group 14 to 22 carbon atoms; and
[0296] iii) at least one alkanolamine so that the pH of the colorant composition is between 9 and 12,
[0297] iv) from 0.1 wt. %to 0.8 wt. %of one or more hydrophilic thickeners,
[0298] B) a developer composition comprising, relative to the total weight of the developer composition:
[0299] I) from 5 wt. %to 40 wt. %of hydrogen peroxide; and
[0300] II) from 1.5 wt. %to 20 wt. %of at least one surfactant chosen from caprylyl / capryl glucoside, sodium lauryl sulfate, coco-betaine, and combinations thereof.
[0301] Process and Use
[0302] According to the second aspect, the process for dyeing and / or lightening keratin fibers according to the present invention comprises:
[0303] -mixing the colorant composition and the developer composition of the kit according to the present invention to form a foamed mixture immediately before use,
[0304] -applying the foamed mixture on the keratin fibers for a period of time; and
[0305] -rinsing the keratin fiber with water.
[0306] Preferably, the process further comprises washing the keratin fibers with a shampoo prior to rinsing the keratin fiber with water.
[0307] Preferably, mixing the colorant composition and the developer composition to form a foamed mixture comprises foaming the colorant composition and mixing the colorant composition and the developer composition by an external force.
[0308] Preferably, the external force is non-aerosol external force.
[0309] As used herein, non-aerosol external force means the force is not resulted from compressed gas.
[0310] Preferably, the external force is generated with a shaking cup, a rotor, shaking beads, or a mixing rod.
[0311] More preferably, the external force is generated with a shaking cup, a rotor, shaking beads, or a mixing rod through an action selected from pulling and pushing, shaking up and down, and stirring.
[0312] For the purpose of the present invention, the action selected from pulling and pushing, shaking up and down, and stirring, should allow sufficient headspace within a container for the kit to effectively incorporate air and generate foam.
[0313] In some preferred embodiments, the foamed mixture is formed by rapidly pulling and pushing a spring nozzle of the container for the kit.
[0314] In some preferred embodiments, the foamed mixture is formed by vigorously shaking up and down the container for the kit.
[0315] In some embodiments, the keratin fibers are the hair.
[0316] Foams can be applied to the keratin fibers through any conventional means, for example, by means of a comb, a fine brush, a coarse brush, with the hand or with the fingers.
[0317] Preferably, foams are remained on the keratin fibers for at least 3 minutes, for examples from 10 to 45 minutes.
[0318] Foams are remained on the keratin fibers at ambient temperature for example, between 5℃ and 35℃.
[0319] EXAMPLES
[0320] The examples that follow are given as non-limiting illustrations of the present invention.
[0321] Main raw materials used, trade names and suppliers thereof are listed in Table 1.
[0322] Table 1
[0323] Invention Examples (C-IE. ) 1-3 and Comparative Examples (C-CE. ) 1-2
[0324] The colorant compositions according to invention examples (C-IE. ) 1-3 and comparative examples (C-CE. ) 1-2 comprising the components shown in Table 2 were prepared, wherein all amounts were expressed by percentages by weight relative to the total weight of each colorant composition, AM stands for active material.
[0325] Table 2
[0326] Colorant compositions of invention examples 1-3 are colorant compositions according to the present invention.
[0327] Colorant compositions of comparative examples 1-2 do not comprise an emulsifier.
[0328] Preparation process
[0329] Above colorant compositions were prepared by a process comprising the following steps:
[0330] 1) introducing materials for phase A in a main beaker in a water-bath at 80℃;
[0331] 2) premixing materials for Phase B at room temperature in a separate beaker until homogenous, then heating up to 80℃;
[0332] 3) adding phase B into phase A in the main beaker at 80℃, mixing in a Rheology mixer with 500 rpm for 10 minutes;
[0333] 4) then adding materials for phase C (if any) into the main beaker, mixing in a Rheology mixer with 300 rpm for 5 minutes in a water batch at 75℃;
[0334] 5) adding materials for phase D into the mixture at 60℃, keeping the mixing speed at 300 rpm;
[0335] 6) cooling down to lower the temperature of the mixture obtained to below 35℃;
[0336] 7) adding materials for phase E into the mixture to obtain colorant compositions.
[0337] Invention Examples (D-IE. ) 1-3 and Comparative Example (D-CE. ) 1
[0338] The developer compositions according to invention examples (D-IE. ) 1-3 and comparative example (D-CE. ) 1 comprising the components shown in Table 3 were prepared, wherein all amounts were expressed by percentages by weight relative to the total weight of the developer composition.
[0339] Table 3
[0340] Developer compositions of invention examples 1-3 are developer compositions according to the present invention.
[0341] Developer composition of comparative example 1 does not comprise a surfactant.
[0342] Preparation process
[0343] Above developer compositions were prepared by a process comprising the following steps:
[0344] 1) adding materials for phase B into a main beaker, mixing at 300 rpm for 5 minutes;
[0345] 2) adding materials for phase A into the main beaker, mixing at 300 rpm for 5minutes, to obtain a mixture;
[0346] 3) adjust the pH of the obtained mixture to 2 with phosphoric acid.
[0347] Evaluation
[0348] Compositions above were evaluated in terms of viscosity, foaming ability, and / or foam stability.
[0349] Viscosity of colorants compositions
[0350] The viscosity of colorant compositions of invention examples 1-3 and comparative examples 1-2 was measured at 25℃, using a Rheomat R180 viscometer equipped with a M4 spindle, the measurement being performed after 10 minutes of rotation of the spindle in the tested composition (after which time stabilization of the viscosity was observed) , at a shear rate of 200 rpm. The results were summarized in Table 4.
[0351] Table 4
[0352] Foaming ability and foam stability
[0353] The foaming ability of each kit, comprising a colorant composition and a developer composition of invention examples and comparative examples was evaluated as follows:
[0354] 1) adding 45 g of a colorant composition with 90 g of a developer composition in an 800 ml shaking cup as shown in Fig. 1 and scoring the foaming ability of each kit without an external force according to the following foaming ability standard;
[0355] 2) securing the lid of the shaking cup tightly and vigorously shaking the shaking cup up and down until the volume of foam in the cup does not increase any more;
[0356] 3) reading the total volume of foam immediately after the shaking was stopped and scoring the foaming ability of each kit according to the following foaming ability standard.
[0357] Foaming ability standard:
[0358] Score 0: No foam;
[0359] Score 1: foam quantity<250 ml;
[0360] Score 3: foam quantity from 250 to 400ml;
[0361] Score 5: foam quantity>400ml;
[0362] 4) checking the foam appearance with naked eyes 10 minutes afterthe shaking was stopped and evaluating the foam stability of each kit according to the following standard:
[0363] Pass: no collapse within 10 minutes
[0364] Fail: foam collapses within 10 minutes.
[0365] The results on foaming ability and foam stability were summarized in Table 5.
[0366] Table 5
[0367] N / A: not evaluated.
[0368] It can be seen from Table 5 that the kit of the present invention can deliver rich foam and the foam obtained is stable, thus the kit of the present invention can be applied without dripping issue.
Claims
1.A kit for dyeing and / or lightening keratin fibers, comprising:A) a colorant composition comprising:i) at least one emulsifier; andii) at least one fatty compound;wherein the viscosity of the colorant composition is at least 2000 mPa.s;B) a developer composition comprising at least one surfactant;wherein the colorant composition and the developer composition are mixed by an external force before use to generate a foamed mixture.2.The kit according to claim 1, wherein the emulsifier in the colorant composition is chosen from nonionic emulsifiers, preferably chosen from alkyl polyglycosides of formula (I) : R-O-Gx’ (I)whereinR is a C6-C18 alkyl group, preferably a C8-C16 alkyl group,G is a moiety derived from a reducing saccharide containing from 5 to 6 carbon atoms, preferably a glucose unit, andx’ represents the average degree of polymerisation of the alkyl polyglycoside from 1 to 10, preferably from 1 to 3,more preferably, chosen from caprylyl / capryl glucoside, decyl glucoside, coco-glucoside, and combination thereof.3.The kit according to claim 1 or 2, wherein the emulsifier is present in the colorant composition is present in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, relative to the total weight of the colorant composition.4.The kit according to any one of claims 1 to 3, wherein the fatty compound is chosen from fatty alcohols, fatty acids, natural oils, and combinations thereof, preferably chosen from fatty alcohols, fatty acids, natural oils, and combinations thereof, having at least one carbon chain having at least 12 carbon atoms, more preferably chosen from fatty alcohols having the structure R-OH with R denoting a linear or branched, saturated or unsaturated radical group optionally substituted with one or more hydroxyl groups, comprising from 12 to 40, better still from 12 to 30, or even from 12 to 24 and even better still from 14 to 22 carbon atoms, more preferably chosen from solid fatty alcohols having the structure R-OH with R denoting a linear alkyl group comprising 14 to 40 carbon atoms, preferably 14 to 22 carbon atoms, even more preferably chosen from cetyl alcohol, stearyl alcohol, cetearyl alcohol, and mixtures thereof.5.The kit according to any one of claims 1 to 4, wherein the fatty compound is present in the colorant composition in an amount ranging from 5 wt. %to 40 wt. %, preferably from 8 wt. %to 35 wt. %and more preferably from 10 wt. %to 30 wt. %, relative to the total weight of the colorant composition.6.The kit according to any one of claims 1 to 5, wherein the colorant composition further comprises an alkaline agent chosen from alkanolamines, aqueous ammonia, carbonates or bicarbonates, alkali metal or alkaline-earth metal silicates or metasilicates, and mixtures thereof, preferably chosen from aqueous ammonia and alkanolamines, even more preferably from alkanolamines, most preferably the alkaline agent is monoethanolamine.7.The kit according to any one of claims 1 to 6, wherein the pH of the colorant composition is between 8 and 13, preferably between 9 and 12.8.The kit according to any one of claims 1 to 7, wherein the colorant composition further comprises one or more thickeners, preferably chosen from hydrophilic thickeners, more preferably chosen from polysaccharide biopolymers, even more preferably chosen from xanthan gum, guar gum, gum Arabic, locus bean gum, acacia gum, scleroglucans, carrageenans, gellans, alginates, microcrystalline cellulose, carboxymethylcellulose, hydroxymethylcellulose, hydroxyethylcellulose, hydroxypropylcellulose, and a combination thereof, most preferably, the colorant composition comprises xanthan gum, preferably the thickener is present in the colorant composition in an amount of from 0.01 wt. %to 2 wt. %, preferably from 0.1 wt. %to 1 wt. %, more preferably from 0.1 wt. %to 0.8 wt. %, relative to the total weight of the colorant composition.9.The kit according to any one of claims 1 to 8, wherein the developer composition has a viscosity of less than 500 mPa.s, preferably from 0.1 to 100 mPa·s, more preferably from 0.2 to 10 mPa·s, even more preferably from 0.5 to 5 mPa·s.10.The kit according to any one of claims 1 to 9, wherein the surfactant in the developer composition is chosen from anionic, amphoteric, nonionic, cationic surfactants, and mixtures thereof, preferably in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, and most preferably from 2 wt. %to 15 wt. %, relative to the total weight of the developer composition.11.The kit according to claim 10, whereinthe developer composition comprises at least one nonionc surfactant chosen from alkyl polyglycosides of formula (I) :R-O-Gx’ (I)whereinR is a C6-C18 alkyl group, preferably a C8-C16 alkyl group,G is a moiety derived from a reducing saccharide containing from 5 to 6 carbon atoms, preferably a glucose unit, andx’ represents the average degree of polymerisation of the alkyl polyglycoside from 1 to 10, preferably from 1 to 3,preferably the nonionc surfactant is chosen from caprylyl / capryl glucoside, octyl glucoside, decyl glucoside, coco-glucoside, and combination thereof, preferably in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, and most preferably from 2 wt. %to 15 wt. %, relative to the total weight of the colorant composition;and / orthe developer composition comprises at least one anionic surfactant chosen from C8-C26 alkyl sulfates, C8-C26 alkyl ether sulfates, and mixtures thereof, preferably in the form of alkali metal, alkaline earth metal, ammonium or amino alcohol salt, preferably the anionic surfactant is chosen from sodium, triethanolamine, magnesium or ammonium C10-C22alkyl sulfates, sodium, ammonium or magnesium C10-C22alkyl ether sulfates, which are oxyethylenated, for example with 1 or 2.2 mol of ethylene oxide, and mixtures thereof, more preferably the developer composition comprises sodium lauryl sulfate, preferably in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, and most preferably from 2 wt. %to 15 wt. %, relative to the total weight of the developer composition,and / orthe developer composition comprises at least one amphoteric surfactants selected from C8-C20alkylbetaines, C8-C20alkylamidoC1-C6alkylbetaines, and mixtures thereof, preferably chosen from C8-C20 alkylbetaines, more preferably the developer composition comprises coco-betaine, preferably in an amount ranging from 0.5 wt. %to 30 wt. %, preferably from 1 wt. %to 25 wt. %, more preferably from 1.5 wt. %to 20 wt. %, and most preferably from 2 wt. %to 15 wt. %, relative to the total weight of the colorant composition.12.The kit according to any of claims 1 to 11, wherein the developer composition further comprises one or more chemical oxidizing agents, preferablychosen from hydrogen peroxide, urea peroxide, alkali metal bromates, persalts, peracids and oxidase enzymes, 2-electron oxidoreductases, 4-electron oxygenases, and mixtures thereof, more preferably chosen from hydrogen peroxide, persalts, and mixtures thereof, and even more preferably the developer composition further comprises hydrogen peroxide, preferably the chemical oxidizing agent is present in the developer composition in an amount ranging from 0.1 wt. %to 60 wt. %, preferably 2 wt. %to 50 wt. %, more preferably 5 wt. %to 40 wt. %, relative to the total weight of the developer composition.13.The kit according to any of claims 1 to 12, wherein the viscosity of the colorant composition is from 3000 to 15000 mPa.s, preferably from 3500 to 13000 mPa.s, more preferably from 4000 to 12000 mPa.s.14.The kit according to claim 1, whereinthe colorant composition comprises, relative to the total weight of the colorant composition:i) from 1.5 wt. %to 20 wt. %, of at least one emulsifier chosen from caprylyl / capryl glucoside, octyl glucoside, decyl glucoside, coco-glucoside, and combination thereof;ii) from 10 wt. %to 30 wt. %of at least one fatty compound chosen from solid fatty alcohols having the structure R-OH with R denoting a linear alkyl group 14 to 22 carbon atoms; andiii) at least one alkanolamine so that the pH of the colorant composition is between 9 and 12,iv) from 0.1 wt. %to 0.8 wt. %of one or more hydrophilic thickeners,the developer composition comprises, relative to the total weight of the developer composition:I) from 5 wt. %to 40 wt. %of hydrogen peroxide; andII) from 1.5 wt. %to 20 wt. %of at least one surfactant chosen from caprylyl / capryl glucoside, sodium lauryl sulfate, coco-betaine, and combinations thereof.15.Process for dyeing and / or lightening keratin fibers comprising:- mixing the colorant composition and the developer composition of the kit according to any of claims 1 to 14 to form a foamed mixture immediately before use,- applying the foamed mixture on the keratin fibers for a period of time; and- rinsing the keratin fiber with water.16.The process according to claim 15, wherein mixing the colorant composition and the developer composition to form a foamed mixture comprises foaming the colorant composition and mixing the colorant composition and the developer composition by an external force, preferably a non-aerosol external force, more preferably the external force is generated with a shaking cup, arotor, shaking beads, or a mixing rod, even more preferably the external force is generated with a shaking cup, arotor, shaking beads, or a mixing rod through an action selected from pulling and pushing,shaking up and down,and stirring.