WO2019116898A1 - Kit et procédé utilisant de l'amidon hydroxyalkyle - Google Patents

Kit et procédé utilisant de l'amidon hydroxyalkyle Download PDF

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Publication number
WO2019116898A1
WO2019116898A1 PCT/JP2018/043886 JP2018043886W WO2019116898A1 WO 2019116898 A1 WO2019116898 A1 WO 2019116898A1 JP 2018043886 W JP2018043886 W JP 2018043886W WO 2019116898 A1 WO2019116898 A1 WO 2019116898A1
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WO
WIPO (PCT)
Prior art keywords
composition
weight
starch
hydroxyalkyl
uneven
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PCT/JP2018/043886
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English (en)
Inventor
Thomas SENGMANY
Tomomi HAMAZAKI
Original Assignee
L'oreal
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Publication of WO2019116898A1 publication Critical patent/WO2019116898A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A61K8/732—Starch; Amylose; Amylopectin; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/31—Hydrocarbons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/10—General cosmetic use
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/88—Two- or multipart kits
    • A61K2800/882—Mixing prior to application

Definitions

  • the present invention relates to a kit for preparing an uneven composition, comprising first and second compositions wherein the first composition comprises at least one hydroxyalkyl- modified starch.
  • the present invention also relates to a process for preparing an uneven composition comprising the first and second compositions.
  • the smoothie-like aspect may be described by the presence of air bubbles, particles, small aggregates, or any combination thereof.
  • the smoothie-like aspect may further enhance the concept of healthy, clean and safe cosmetics, because smoothies are well known in popular culture for being healthy drinks with a wide array of benefits: detox, hydration, energy booster and the like.
  • An objective of the present invention is to provide a means or process for consumers to prepare by themselves an uneven (i.e., non-uniform or non-homogeneous) composition which is useful as a cosmetic product.
  • the above objective can be achieved by a kit, comprising:
  • a first container comprising a first composition
  • a second container comprising a second composition
  • the first composition comprises at least one hydroxyalkyl-modified starch
  • the second composition comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof, and
  • the first composition and the second composition are capable of providing an uneven composition by being mixed.
  • the hydroxyalkyl-modified starch in the kit according to the present invention may be pre- gelatinized.
  • hydroxyalkyl-modified starch in the kit according to the present invention may be selected from the group consisting of hydroxyethyl starch, hydroxypropyl starch,
  • the first composition of the kit according to the present invention may be in the form of a powder.
  • the amount of the hydroxyalkyl-modified starch in the first composition of the kit according to the present invention may be from 0.01 to 100% by weight, preferably from 50 to 99% by weight, and more preferably from 80 to 90% by weight, relative to the total weight of the composition.
  • the amount of the physiologically acceptable medium in the second composition of the kit according to the present invention may be from 30 to 100% by weight, preferably from 50 to 99% by weight, and more preferably from 70 to 90% by weight, relative to the total weight of the composition.
  • the second composition of the kit according to the present invention may be in the form of a liquid at 25 °C and under atmospheric pressure.
  • the present invention may also relate to a use of the kit according to the present invention to prepare an uneven composition.
  • the first composition comprises at least one hydroxyalkyl-modified starch
  • the second composition comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof.
  • the hydroxyalkyl-modified starch used in the process according to the present invention may be pre-gelatinized.
  • the hydroxyalkyl-modified starch used in the process according to the present invention may be selected from the group consisting of hydroxyethyl starch, hydroxypropyl starch, hydroxyethyl starch phosphate, hydroxypropyl starch phosphate, and a mixture thereof.
  • the first composition used in the process according to the present invention may be in the form of a powder.
  • the amount of the hydroxyalkyl-modified starch in the first composition used in the process according to the present invention may be from 0.01 to 100% by weight, preferably from 50 to 99% by weight, and more preferably from 80 to 90% by weight, relative to the total weight of the composition.
  • the amount of the physiologically acceptable medium in the second composition used in the process according to the present invention may be from 30 to 100% by weight, preferably from 50 to 99% by weight, and more preferably from 70 to 90% by weight, relative to the total weight of the composition.
  • the second composition used in the process according to the present invention may be in the form of a liquid at 25 °C and under atmospheric pressure.
  • the present invention also relates to a cosmetic process comprising the steps of: mixing a first composition and a second composition to prepare an uneven composition, and applying the uneven composition onto a keratin substance,
  • the first composition comprises at least one hydroxyalkyl-modified starch
  • the second composition comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof.
  • kit according to the present invention comprises
  • a first container comprising a first composition
  • a second container comprising a second composition
  • the first composition comprises at least one hydroxyalkyl-modified starch
  • the second composition comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof, and
  • the first composition and the second composition are capable of providing an uneven composition by being mixed.
  • the process according to the present invention which is for use in preparing an uneven composition, comprises the step of:
  • the first composition comprises at least one hydroxyalkyl-modified starch
  • the second composition comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof.
  • kit comprises
  • a first container comprising a first composition
  • a second container comprising a second composition
  • the first composition comprises at least one hydroxyalkyl-modified starch
  • the second composition comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof, and
  • the kit according to the present invention includes, at least, the first and second containers each of which includes, respectively, the first and second compositions, separately.
  • the first and second containers may have outlets to dispense or discharge the first and second compositions from the first and second containers.
  • the kit may comprise a dispensing or discharging means, such as a pump, which can move the first and second compositions out of the first and second containers, respectively.
  • a dispensing or discharging means such as a pump
  • the first container and/or the second container may comprise at least one propellant.
  • the propellant can apply pressure to the first and/or the second composition(s) from the first and/or the second container(s), and can make it easy to dispense or discharge the first and/or second composition(s).
  • the propellants may be selected from liquefied gases, for example, dimethyl ether (DME); volatile hydrocarbons such as n-butane, propane, isobutane, and mixtures thereof, optionally with at least one chlorinated and/or fluorinated hydrocarbon, for example, the compounds sold by the company Dupont de Nemours under the designations Freon® and Dymel®, and in particular monofluorotrichloromethane, difluorodichloromethane, tetrafluorodichloroethane, and l,l-difluoroethane sold notably under the trade name DYMEL 152 A by the company DUPONT.
  • DME dimethyl ether
  • volatile hydrocarbons such as n-butane, propane, isobutane, and mixtures thereof, optionally with at least one chlorinated and/orinated hydrocarbon
  • Freon® and Dymel® the compounds sold by the company Dupont de Nemours under the designations Freon®
  • the propellant may be a compressed gas such as carbon dioxide, nitrous oxide, nitrogen and/or air.
  • the propellant may or may not contact the first or second composition. If the propellant does not contact the first or second composition, it is possible that the first or second composition be isolated from the propellant with a film or sheet.
  • the first or second composition may be contained in a flexible bag located in the first or second container, while the propellant may be contained between the flexible bag and the first or second container.
  • the first composition and the second composition which are dispensed or discharged from the first and second containers are mixed to prepare an uneven composition.
  • the mixing ratio between the first and second compositions is not limited.
  • the weight ratio of the first compositiomthe second composition to be mixed may vary from 0.1 :99.9 to 99.9:0.1. It may be preferable that the weight ratio of the first compositiomthe second composition to be mixed be from 1 :99 to 50:50, more preferably from 3:97 to 40:60, and even more preferably from 5:95 to 30:70. It may be preferable that the kit according to the present invention comprise at least one mixer such as a static mixer. Due to the mixer, the first and second compositions can be effectively mixed.
  • the kit according to the present invention comprises no mixer
  • a user of the kit can mix, for example, by hand the first and second compositions discharged or dispensed from the first and second containers, respectively, to prepare an uneven (i.e., non- uniform or non-homogeneous) composition.
  • the user can use a shaker to mix the first and second compositions.
  • a user of the kit can transfer the first composition from the first container to the second container comprising the second composition, and then shake to prepare an uneven composition.
  • a user of the kit can transfer the second composition from the second container to the first container comprising the first composition, and then shake to prepare an uneven composition. It is preferable that the mixing be performed under the presence of air.
  • the uneven (i.e., non-uniform or non-homogeneous) composition may be characterized by the presence of air bubbles, particles, small aggregates, or any combination thereof.
  • the appearance of the uneven composition may be similar to that of a so-called smoothie.
  • the uneven composition may comprise at least air bubbles with the size of from 2 mm to 5 mm.
  • the size of the air bubbles may also be less than 2 mm, or sometimes up to 5 mm. If existing, the bubbles are present in the entire bulk with a heterogeneous distribution as some parts may have more bubbles than other parts.
  • the uneven composition may comprise at least particles with the size of from 1 mm to 2 mm.
  • the size of the particles may be less than 1 mm, or sometimes up to 2 mm. If existing, the particles are present in the entire bulk with a homogeneous distribution, giving a frost-like appearance close to that of smoothies and slushy drinks.
  • the uneven composition may comprise at least aggregates with the size of from 2 mm to 5 mm.
  • the size of the aggregates may be less than 2 mm, or sometimes up to 5 mm. If existing, the aggregates are present in the entire bulk with a heterogeneous distribution as some parts may have more aggregates than other parts.
  • the first composition comprises at least one hydroxyalkyl-modified starch.
  • a single type of hydroxyalkyl-modified starch, or two or more different types of hydroxyalkyl-modified starches may be used in combination.
  • the hydroxyalkyl-modified starch may be in the form of a powder.
  • the hydroxyalkyl-modified starch may be in the form of a particle.
  • the particle size of the hydroxyalkyl-modified starch is not limited.
  • the hydroxyalkyl-modified starch is based on a base starch.
  • Base starch as used herein, is intended to include all starches derived from any native source, any of which may be suitable for use herein.
  • a native starch as used herein, is one as it is found in nature.
  • starch derived from a plant grown from artificial mutations and variations of the above generic starch which may be produced by known standard methods of mutation breeding, are also suitable herein.
  • Typical sources for the starches are cereals, tubers, roots, legumes and fruits.
  • the native source can be waxy varieties of com (maize), pea, potato, sweet potato, banana, barley, wheat, rice, oat, sago, amaranth, tapioca (cassava), arrowroot, canna, and sorghum, as well as low and high amylose varieties thereof.
  • low amylose starch is intended to include a starch containing no more than about 10%, particularly no more than 5%, and more particularly no more than 2% amylose by weight.
  • high amylose starch is intended to include a starch containing at least about 50%, particularly at least about 70%, and more particularly at least about 80% amylose by weight. High amylose starches may be preferable.
  • the hydroxyalkyl-modified starch may be pre-gelatinized. Pre-gelatinization and techniques for achieving pre-gelatinization are known in the art and disclosed for example in U.S. Pat. Nos. 4,465,702, 5,037,929, 5,131,953, and 5,149,799. Also see, Chapter XXII- "Production and Use of Pregelatinized Starch", Starch: Chemistry and Technology, Vol. Ill-Industrial
  • pre-gelatinized is intended to mean swollen starch particles, which have lost their birefringence and/or maltese crosses in polarized light.
  • pre-gelatinized starch derivatives are substantially soluble in cold water without cooking.
  • soluble does not necessarily mean the formation of a true molecular solution, but may also mean a colloidal dispersion.
  • the starch is completely pre-gelatinized.
  • the pre-gelatinized hydroxyalkyl-modified starch is easily and quickly soluble even in cold water.
  • Pre-gelatinization may be achieved by methods which include, without limitation, drum drying, extrusion and spray drying.
  • extrusion is used for the
  • This process makes use of the physical processing of a starch/water mixture at elevated temperatures and pressures which brings about the gelatinization of the starch, followed by expansion after leaving the nozzle with sudden evaporation of the water.
  • pre-gelatinization is completed to provide good solubility and eliminate undissolved particles, which may give rise to an unpleasant, sandy feel in the composition.
  • the starch has a majority of intact starch granules.
  • Aqueous dispersions of pre-gelatinized starch derivatives having a largely intact granular structure typically have a more uniform smooth texture than aqueous dispersions of starches without a granular structure, which may have a slightly gritty feel.
  • pre-gelatinized starches with an intact granular structure the native internal structure of the hydrogen bonds is destroyed, but the external shape or form is maintained.
  • the hydroxyalkyl-modified starch may be crosslinked.
  • Crosslinking of the starch chains can be achieved by suitable crosslinking agents, that is, bifunctional compounds.
  • the crosslinking method used is phosphorylation, in which the starch is reacted with phosphorous oxychloride, phosphorous pentoxide, and/or sodium trimetaphosphate.
  • the crosslinking method is by means of C 4 -Ci 8 alkane or alkene dicarboxylic acids which include without limitation C 4 -C 8 alkane dicarboxylic acids, exemplified by adipic acid.
  • the alkane or alkene dicarboxylic acid links two starch chains via ester bonds. It can be in straight or branched chain form.
  • the derivatives may be obtained, for example, by reacting starch with the mixed anhydrides of dicarboxylic acid and acetic acid.
  • less than 0.1 weight percent based on the dry starch crosslinking agent is used. In another embodiment, about 0.06 to 0.1 weight percent based on the dry starch crosslinking agent is used.
  • the alkyl moiety of the hydroxyalkyl-modified starch may have 2 to 6 carbon atoms, preferably 3 to 5 carbon atoms, and more preferably 3 or 4 carbon atoms.
  • the position of the hydroxyl group, which is bound to the starch backbone via an alkyl group such as 2 to 6 carbon atoms in the alkyl group, is not critical and can be in the alpha to omega position.
  • the degree of substitution of the hydroxyalkylation is about 0.08 to 0.3.
  • the degree of substitution is the average number of substituted OH groups of the starch molecule per anhydroglucose unit.
  • the hydroxyalkylation of a starch can be brought about by reacting a native starch with alkylene oxides with the appropriate number of carbon atoms, including without limitation hydroxypropylation by reaction of the starch with propylene oxide.
  • the starch to be used according to the present invention can also contain more than one hydroxyl group per alkyl group.
  • the hydroxyalkyl-modified starch used in the present invention may be selected from the group consisting of hydroxyethyl starch, hydroxypropyl starch, hydroxy ethyl starch phosphate, hydroxypropyl starch phosphate, and a mixture thereof.
  • the processes use to prepare the hydroxyalkyl-modified starch may be conducted in any order. However, one skilled in the art would understand the advantages of certain orders. For example, hydroxypropylation would typically be conducted before crosslinking, if the starch is crosslinked, with phosphorous oxychloride as the typical hydroxypropylation process would destroy some of the crosslinking achieved.
  • hydroxyalkyl-modified starch preferably used in the present invention may include the following:
  • Hydroxypropyl starch phosphate pre-gelatinized, com starch marketed by Akzo Nobel as Structure ZEA and XL;
  • Com starch modified (hydroxypropylated, pre-gelatinized, high amylose) marketed by Akzo Nobel, as AMAZE.
  • hydroxyalkyl-modified starch in the first composition is thought to be important for providing an uneven final composition by mixing the first composition and the second composition which is explained later because the hydroxylalkyl-modified starch is believed to introduce air into the final composition, when mixing the first and second compositions, which facilitates the formation of air bubbles and the like that can make the final composition’s uneven appearance similar to that of a smoothie.
  • the amount of the hydroxyalkyl-modified starch in the first composition used in the present invention may be 0.01% by weight or more, preferably 50% by weight or more, more preferably 80% by weight or more, and even more preferably 90% by weight or more, relative to the total weight of the composition.
  • the amount of the hydroxyalkyl-modified starch in the first composition used in the present invention may be 100% by weight or less, preferably 99.5% by weight or less, more preferably 99% by weight or less, and even more preferably 90% by weight or less, relative to the total weight of the composition.
  • the amount of the hydroxyalkyl-modified starch in the first composition used in the present invention may range from 0.01% to 100% by weight, preferably from 50% to 99% by weight, more preferably from 80% to 90% by weight, relative to the total weight of the composition.
  • the first composition be in the form of a powder.
  • the hydroxyalkyl-modified starch is in the form of a powder, if the amount of the hydroxyalkyl-modified starch in the first composition is 100% by weight relative to the total weight of the composition (i.e., if the first composition consists of the hydroxylalkyl- modified starch), the first composition is naturally in the form of a powder.
  • the first composition may include any optional ingredients which are preferably in the form of a powder.
  • the optional ingredients in the form of a powder may be selected from fillers and pigments.
  • filler should be understood to mean colorless or white solid particles of any shape which are in a form that is insoluble and dispersed in the medium of the cosmetic composition. These particles, of mineral or organic nature, can give body or rigidity to the cosmetic composition and/or softness and uniformity to the makeup.
  • the fillers used in the cosmetic compositions according to the present invention may be in lamellar, globular, or spherical form, in the form of fibers, or in any other intermediate form between these defined forms.
  • the fillers according to the present invention may or may not be surface-coated, and in particular they may be surface-treated with silicones, amino acids, fluoro derivatives, or any other substance that promotes the dispersion and compatibility of the filler in the cosmetic composition.
  • mineral fillers that may be mentioned include talc, mica, silica, kaolin, calcium carbonate, magnesium carbonate, hydroxyapatite, glass, or ceramic microcapsules.
  • organic fillers examples include polyethylene powder or
  • polymethyl methacrylate powder polytetrafluoroethylene (Teflon) powders, lauroyl lysine, hexamethylene diisocyanate/trimethylol hexyl lactone copolymer powder (Plastic Powder from Toshiki), silicone resin microbeads (for example Tospearl from Toshiba), natural or synthetic micronized waxes, metal soaps derived from organic carboxylic acids containing from 8 to 22 carbon atoms and preferably from 12 to 18 carbon atoms, for example zinc stearate, magnesium stearate, lithium stearate, zinc laurate, or magnesium myristate, and polyurethane powders, in particular crosslinked polyurethane powders comprising a copolymer, the said copolymer comprising trimethylol hexyl lactone.
  • Teflon polytetrafluoroethylene
  • lauroyl lysine lauroyl lysine
  • It may in particular be a hexamethylene diisocyanate/trimethylol hexyl lactone polymer.
  • Such particles are especially commercially available, for example, under the name Plastic Powder D-400 ® or Plastic Powder D-800 ® from the company Toshiki, and mixtures thereof.
  • the amount of the filler(s) in the first composition used in the present invention may be from 0.01 to 20% by weight, preferably from 0.05 to 10% by weight, and more preferably from 0.1 to 5% by weight, relative to the total weight of the composition.
  • the term“pigments” should be understood to mean white or colored, inorganic or organic particles which are insoluble in an aqueous solution and are intended for coloring and/or _ opacifying the resulting film.
  • inorganic pigments that can be used in the present invention, mention may be made of titanium oxides, zirconium oxides, or cerium oxides, and also zinc oxides, iron oxides or chromium oxides, ferric blue, manganese violet, ultramarine blue and chromium hydrate.
  • the mineral pigments will be chosen from iron oxides and titanium oxides, and mixtures thereof. It may also be a pigment having a structure that may be, for example, of sericite/brown iron oxide/titanium dioxide/silica type. Such a pigment is sold, for example, under the reference Coverleaf NS or JS by the company Chemicals and Catalysts, and has a contrast ratio in the region of 30.
  • the pigment may have a structure which may be, for example, of the type such as silica microspheres containing iron oxide.
  • a pigment having this structure is the product sold by the company Miyoshi under the reference PC Ball PC-LL-100 P, this pigment being constituted of silica microspheres containing yellow iron oxide.
  • the amount of the pigment(s) in the first composition used in the present invention may be from 0.01 to 20% by weight, preferably from 0.05 to 10% by weight, and more preferably from 0.1 to 5% by weight, relative to the total weight of the composition.
  • the optional ingredients in the form of a powder may be selected from powdery cosmetic active ingredients.
  • the powdery cosmetic active ingredients may be selected from deodorant agents and antiperspirant agents.
  • the deodorant agent be selected from the group consisting of antibacterial agents, chelating agents, odor absorbers, substances which block the enzymatic reactions responsible for the formation of odorous compounds, and mixtures thereof.
  • the antiperspirant agent mention may be made of aluminum salts, and zirconium salts and other inorganic material such as silica-based inorganic materials.
  • the amount of the powdery cosmetic active ingredient(s) in the first composition according to the present invention may be from 0.001 to 10% by weight, preferably from 0.005 to 5% by weight, and more preferably from 0.01 to 1% by weight, relative to the total weight of the composition.
  • the optional ingredients in the form of a powder may be nanoparticles having an average particle size in the range of from about 10 nm to about 100 nm.
  • the nanoparticles may have a size in the range of from about 10 nm to 20 nm to about 100 nm to 200 nm, and in another embodiment, of from about 200 nm up to about 1 micron. It is to be understood that for embodiments including ranges as described herein, the respective lower endpoints and respective upper endpoints described include combinations of the various lower and upper endpoints.
  • the optional ingredients in the form of a powder may be
  • microparticles having an average particle size in the range of from greater than about 1 micron up to about 500 microns.
  • the microparticles have a size in the range of from about 10 microns to about 500 microns, and in yet another embodiment, of from about 100 to about 500 microns.
  • the microparticles have a size in the range of from greater than about 1 micron to about 100 microns, in another embodiment from greater than about 1 micron up to about 10 microns, and in yet another embodiment from of about 10 to about 100 microns.
  • the amount of the optional ingredient(s) in the form of a powder, if present, in the first composition used in the present invention may be from 0.01 to 20% by weight, preferably from 0.5 to 15% by weight, and more preferably from 1 to 10% by weight, relative to the total weight of the composition.
  • the first composition may include any other optional ingredients which may not be in the form of a powder.
  • the other optional ingredient(s) may be selected from the group consisting of anionic, cationic, nonionic, or amphoteric polymers; anionic, cationic, nonionic, or amphoteric surfactants; hydrophilic or hydrophobic thickeners; inorganic and organic UV filters; peptides and derivatives thereof; protein hydrolyzates; swelling agents and penetrating agents; agents for combating hair loss; anti-dandruff agents; suspending agents; sequestering agents;
  • opacifying agents include dyes; vitamins or provitamins; fragrances; preserving agents, stabilizers; and mixtures thereof.
  • the first composition used in the present invention can be prepared by mixing the above- described essential and optional ingredients in a conventional manner.
  • the second composition used in the present invention comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture
  • physiologically acceptable medium is intended to denote a medium that is particularly suitable for applying the second composition or the uneven composition according to the present invention prepared by mixing the first and second compositions.
  • the second composition includes at least one oil, a single type of oil, or two or more different types of oils may be used in combination.
  • oils means a fatty compound or substance which is, typically, in the form of a liquid or a paste at room temperature (25°C) under atmospheric pressure (760 mmHg).
  • oils those generally used in cosmetics can be used alone or in combination thereof. These oils may be volatile or non-volatile.
  • the oil may be a non-polar oil such as a hydrocarbon oil, a silicone oil, or the like; a polar oil such as a plant or animal oil and an ester oil or an ether oil; or a mixture thereof.
  • the oU may be selected from the group consisting of oils of plant or animal origin, synthetic oils, silicone oils, hydrocarbon oils and fatty alcohols.
  • plant oils mention may be made of, for example, linseed oil, camellia oil, macadamia nut oil, com oil, mink oil, olive oil, avocado oil, sasanqua oil, castor oil, safflower oil, jojoba oil, sunflower oil, almond oil, rapeseed oil, sesame oil, soybean oil, peanut oil, and mixtures thereof.
  • animal oils mention may be made of, for example, squalene and squalane.
  • alkane oils such as isododecane and isohexadecane
  • ester oils ether oils
  • artificial triglycerides The ester oils are preferably liquid esters of saturated or unsaturated, linear or branched Ci- C 26 aliphatic monoacids or polyacids and of saturated or unsaturated, linear or branched Ci- C 26 aliphatic monoalcohols or polyalcohols, the total number of carbon atoms of the esters being greater than or equal to 10.
  • the esters of monoalcohols at least one from among the alcohol and the acid from which the esters of the present invention are derived is branched.
  • ethyl palmitate ethyl hexyl palmitate
  • isopropyl palmitate dicaprylyl carbonate
  • alkyl myristates such as isopropyl myristate or ethyl myristate
  • isocetyl stearate 2-ethylhexyl isononanoate
  • isononyl isononanoate isodecyl neopentanoate
  • isostearyl neopentanoate isostearyl neopentanoate.
  • Esters of C 4 -C 22 dicarboxylic or tricarboxylic acids and of C 1 -C 22 alcohols, and esters of monocarboxylic, dicarboxylic, or tricarboxylic acids and of non-sugar C 4 -C 26 dihydroxy, trihydroxy, tetrahydroxy, or pentahydroxy alcohols may also be used.
  • diisopropyl sebacate bis(2-ethylhexyl) sebacate; diisopropyl adipate; di-n-propyl adipate; dioctyl adipate; bis(2-ethylhexyl) adipate; diisostearyl adipate; bis(2-ethylhexyl) maleate; triisopropyl citrate; triisocetyl citrate; triisostearyl citrate; glyceryl trilactate; glyceryl trioctanoate; trioctyldodecyl citrate; trioleyl citrate; neopentyl glycol diheptanoate; diethylene glycol diisononanoate.
  • sugar esters and diesters of C 6 -C 30 and preferably C l2 -C 22 fatty acids.
  • sucrose means oxygen-bearing hydrocarbon-based compounds containing several alcohol functions, with or without aldehyde or ketone functions, and which comprise at least 4 carbon atoms. These sugars may be monosaccharides, oligosaccharides, or polysaccharides.
  • sugars examples include sucrose (or saccharose), glucose, galactose, ribose, fucose, maltose, fructose, mannose, arabinose, xylose, and lactose, and derivatives thereof, especially alkyl derivatives, such as methyl derivatives, for instance methylglucose.
  • the sugar esters of fatty acids may be chosen especially from the group comprising the esters or mixtures of esters of sugars described previously and of linear or branched, saturated or unsaturated C 6 -C 30 and preferably C 12 -C 22 fatty acids. If they are unsaturated, these compounds may have one to three conjugated or non-conjugated carbon-carbon double bonds.
  • esters according to this variant may also be selected from monoesters, diesters, triesters, tetraesters, and polyesters, and mixtures thereof.
  • esters may be, for example, oleates, laurates, palmitates, myristates, behenates, cocoates, stearates, linoleates, linolenates, caprates, and arachidonates, or mixtures thereof such as, especially, oleopalmitate, oleostearate, and palmitostearate mixed esters, as well as pentaerythrityl tetraethyl hexanoate.
  • monoesters and diesters and especially sucrose, glucose, or methylglucose monooleates or dioleates, stearates, behenates, oleopalmitates, linoleates, linolenates, and oleostearates.
  • ester oils An example that may be mentioned is the product sold under the name Glucate® DO by the company Amerchol, which is a methylglucose dioleate.
  • preferable ester oils mention may be made of, for example, diisopropyl adipate, dioctyl adipate, 2-ethylhexyl hexanoate, ethyl laurate, cetyl octanoate, octyldodecyl octanoate, isodecyl neopentanoate, myristyl propionate, 2-ethylhexyl 2-ethylhexanoate, 2- ethylhexyl octanoate, 2-ethylhexyl caprylate/caprate, methyl palmitate, ethyl palmitate, isopropyl palmitate, dicaprylyl carbonate, isopropyl lauroyl
  • isononanoate ethylhexyl palmitate, isohexyl laurate, hexyl laurate, isocetyl stearate, isopropyl isostearate, isopropyl myristate, isodecyl oleate, glyceryl tri(2-ethylhexanoate),
  • artificial triglycerides mention may be made of, for example, capryl caprylyl glycerides, glyceryl trimyristate, glyceryl tripalmitate, glyceryl trilinolenate, glyceryl trilaurate, glyceryl tricaprate, glyceryl tricaprylate, glyceryl tri(caprate/caprylate), and glyceryl tri(caprate/caprylate/linolenate).
  • silicone oils mention may be made of, for example, linear
  • organopolysiloxanes such as dimethylpolysiloxane, methylphenylpolysiloxane,
  • the silicone oil is chosen from liquid polydialkylsiloxanes, especially liquid polydimethylsiloxanes (PDMS) and liquid polyorganosiloxanes comprising at least one aryl group.
  • PDMS liquid polydimethylsiloxanes
  • these silicone oils may also be organomodified.
  • the organomodified silicones that can be used in accordance with the present invention are silicone oils as defined above and comprise in their structure one or more organofunctional groups attached via a hydrocarbon-based group.
  • Organopolysiloxanes are defined in greater detail in Walter Noll’s Chemistry and Technology of Silicones (1968), Academic Press. They may be volatile or non-volatile.
  • the silicones are more particularly chosen from those having a boiling point of between 60°C and 260°C, and even more particularly from:
  • cyclic polydialkylsiloxanes comprising from 3 to 7 and preferably 4 to 5 silicon atoms.
  • cyclic polydialkylsiloxanes comprising from 3 to 7 and preferably 4 to 5 silicon atoms.
  • These are, for example, octamethylcyclotetrasiloxane sold in particular under the name Volatile Silicone® 7207 by Union Carbide or Silbione® 70045 V2 by Rhodia,
  • Non-volatile polydialkylsiloxanes may also be used. These non-volatile silicones are more particularly chosen from polydialkylsiloxanes, among which mention may be made mainly of polydimethylsiloxanes containing trimethylsilyl end groups.
  • oils of the 200 series from the company Dow Coming such as DC200 with a viscosity of 60 000 mm 2 /s;
  • CTFA dimethiconol
  • silicones containing aryl groups mention may be made of polydiarylsiloxanes, especially polydiphehylsiloxanes and polyalkylarylsiloxanes such as phenyl silicone oil.
  • the phenyl silicone oil may be chosen from the phenyl silicones of the following formula:
  • Ri to R l0 are saturated or unsaturated, linear, cyclic or branched C1-C30 hydrocarbon-based radicals, preferably CI -CI 2 hydrocarbon-based radicals, and more preferably Ci-C 6 hydrocarbon-based radicals, in particular methyl, ethyl, propyl, or butyl radicals, and
  • n, p, and q are, independently of each other, integers of 0 to 900 inclusive, preferably 0 to 500 inclusive, and more preferably 0 to 100 inclusive,
  • silicones of the PK series from Bayer such as the product PK20;
  • oils of the SF series from General Electric such as SF 1023, SF 1154, SF 1250, and SF 1265.
  • the organomodified liquid silicones may especially contain polyethyleneoxy and/or polypropyleneoxy groups. Mention may thus be made of the silicone KF-6017 proposed by Shin-Etsu, and the oils Silwet® L722 and L77 from the company Union Carbide.
  • Hydrocarbon oils may be chosen from:
  • linear or branched, optionally cyclic, C 6 -C l6 lower alkanes examples that may be mentioned include hexane, undecane, dodecane, tridecane, and isoparaffins, for instance isohexadecane, isododecane, and isodecane; and
  • hydrocarbon oils As preferable examples of hydrocarbon oils, mention may be made of, for example, linear or branched hydrocarbons such as isohexadecane, isododecane, squalane, mineral oil (e.g., liquid paraffin), paraffin, vaseline or petrolatum, naphthalenes, and the like; hydrogenated polyisobutene, isoeicosan r and decene/butene copolymer; and mixtures thereof.
  • linear or branched hydrocarbons such as isohexadecane, isododecane, squalane, mineral oil (e.g., liquid paraffin), paraffin, vaseline or petrolatum, naphthalenes, and the like; hydrogenated polyisobutene, isoeicosan r and decene/butene copolymer; and mixtures thereof.
  • fatty alcohol in the fatty alcohol means the inclusion of a relatively large number of carbon atoms. Thus, alcohols which have 4 or more, preferably 6 or more, and more preferably 12 or more carbon atoms are encompassed within the scope of fatty alcohols.
  • the fatty alcohol may be saturated or unsaturated.
  • the fatty alcohol may be linear or branched.
  • the fatty alcohol may have the structure R-OH wherein R is chosen from saturated and unsaturated, linear and branched radicals containing from 4 to 40 carbon atoms, preferably from 6 to 30 carbon atoms, and more preferably from 12 to 20 carbon atoms.
  • R may be chosen from C12-C20 alkyl and C12-C20 alkenyl groups. R may or may not be substituted with at least one hydroxyl group.
  • fatty alcohol examples include lauryl alcohol, cetyl alcohol, stearyl alcohol, isostearyl alcohol, behenyl alcohol, undecylenyl alcohol, myristyl alcohol, octyldodecanol, hexyldecanol, oleyl alcohol, linoleyl alcohol, palmitoleyl alcohol,
  • arachidonyl alcohol erucyl alcohol, and mixtures thereof. It is preferable that the fatty alcohol be a saturated fatty alcohol.
  • the fatty alcohol may be selected from straight or branched, saturated or unsaturated C 6 - C 30 alcohols, preferably straight or branched, saturated C 6 -C 30 alcohols, and more preferably straight or branched, saturated C 12 -C 20 alcohols.
  • saturated fatty alcohol here means an alcohol having a long aliphatic saturated carbon chain. It is preferable that the saturated fatty alcohol be selected from any linear or branched, saturated C 6 -C 30 fatty alcohols. Among the linear or branched, saturated C 6 -C 30 fatty alcohols, linear or branched, saturated C 12 -C 20 fatty alcohols may preferably be used. Any linear or branched, saturated C 16 -C 20 fatty alcohols may be more preferably used.
  • Branched C 16 -C 20 fatty alcohols may be even more preferably used.
  • saturated fatty alcohols mention may be made of lauryl alcohol, cetyl alcohol, stearyl alcohol, isostearyl alcohol, behenyl alcohol, undecylenyl alcohol, myristyl alcohol, octyldodecanol, hexyldecanol, and mixtures thereof.
  • cetyl alcohol, stearyl alcohol, octyldodecanol, hexyldecanol, or a mixture thereof (e.g., cetearyl alcohol) as well as behenyl alcohol can be used as a saturated fatty alcohol.
  • the fatty alcohol used in the composition according to the present invention is preferably chosen from cetyl alcohol, octyldodecanol, hexyldecanol, and mixtures thereof.
  • the amount of the oil(s) in the second composition used in the present invention may be 0.01% by weight or more, preferably 0.1% by weight or more, more preferably 1% by weight or more, and even more preferably 10% by weight or more, relative to the total weight of the composition.
  • the amount of the oil(s) in the second composition used in the present invention may be 99% by weight or less, preferably 95% by weight or less, more preferably 90% by weight or less, and even more preferably 85% by weight or less, relative to the total weight of the composition.
  • the amount of the oil(s) in the second composition used in the present invention may range from 0.01% to 99% by weight, preferably from 0.1% to 95% by weight, more preferably from 1% to 90% by weight, and even more preferably from 10 to 85% by weight, relative to the total weight of the composition.
  • the amount of water in the second composition used in the present invention may be 0.01% by weight or more, preferably 0.1% by weight or more, more preferably 1% by weight or more, and even more preferably 10% by weight or more, relative to the total weight of the composition.
  • the amount of water in the second composition used in the present invention may be 99% by weight or less, preferably 90% by weight or less, more preferably 85% by weight or less, and even more preferably 80% by weight or less, relative to the total weight of the composition.
  • the amount of water in the second composition used in the present invention may range from 0.01% to 95% by weight, preferably from 0.1% to 90% by weight, more preferably from 1% to 85% by weight, and even more preferably from 10 to 80% by weight, relative to the total weight of the composition.
  • the amount of the physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof in the second composition be from 30 to 100% by weight, preferably from 50 to 99% by weight, and more preferably from 70 to 90% by weight, relative to the total weight of the composition.
  • the second composition used in the present invention may further comprise at least one surfactant.
  • Two or more surfactants may be used. Thus, a single type of surfactant or a combination of different types of surfactants may be used.
  • the surfactant may be selected from the group consisting of anionic surfactants, amphoteric surfactants, cationic surfactants and nonionic surfactants. Two or more surfactants may be used in combination. Thus, a single type of surfactant or a combination of different types of surfactants may be used.
  • the amount of the surfactant(s) may range from 0.01 to 20% by weight, preferably from 0.05 to 10% by weight, and more preferably from 0.1 to 5% by weight, relative to the total weight of the second composition used in the present invention.
  • the composition may comprise at least one anionic surfactant. Two or more anionic surfactants may be used in combination.
  • the anionic surfactant be selected from the group consisting of (C 6 - C 30 )alkyl sulfates, (C 6 -C 30 )alkyl ether sulfates, (C 6 -C 30 )alkylamido ether sulfates, alkylaryl polyether sulfates, monoglyceride sulfates; (C 6 -C 30 )alkylsulfonates, (C 6 -C 30 )alkylamide sulfonates, (C 6 -C 30 )alkylaryl sulfonates, g-olefm Sulfonates, paraffin sulfonates; (C 6 -C 30 )alkyl phosphates; (C 6 -C 30 )alkyl sulfosuccinates, (C 6 -C 30 )alkyl ether sulfosuccinates, (C 6 -
  • the anionic surfactants are in the form of salts such as salts of alkali metals, for instance sodium; salts of alkaline-earth metals, for instance magnesium; ammonium salts; amine salts; and amino alcohol salts. Depending on the conditions, they may also be in acid form.
  • the anionic surfactant be selected from salts of (C 6 -C 30 )alkyl sulfate, (C 6 -C 30 )alkyl ether sulfates or polyoxyalkylenated (C 6 -C 30 )alkyl ether carboxylic acid, salified or not.
  • the composition may comprise at least one amphoteric surfactant. Two or more amphoteric surfactants may be used in combination.
  • amphoteric or zwitterionic surfactants can be, for example (non-limiting list), amine derivatives such as aliphatic secondary or tertiary amine, and optionally quatemized amine derivatives, in which the aliphatic radical is a linear or branched chain including 8 to 22 carbon atoms and containing at least one water-solubilizing anionic group (for example, carboxylate, sulphonate, sulphate, phosphate or phosphonate).
  • amine derivatives such as aliphatic secondary or tertiary amine
  • optionally quatemized amine derivatives in which the aliphatic radical is a linear or branched chain including 8 to 22 carbon atoms and containing at least one water-solubilizing anionic group (for example, carboxylate, sulphonate, sulphate, phosphate or phosphonate).
  • amphoteric surfactant may preferably be selected from the group consisting of betaines and amidoaminecarboxylated derivatives.
  • amphoteric surfactant be selected from betaine-type surfactants.
  • the betaine-type amphoteric surfactant is preferably selected from the group consisting of alkylbetaines, alkylamidoalkylbetaines, sulfobetaines, phosphobetaines, and
  • alkylamidoalkylsulfobetaines in particular, (C 8 -C 24 )alkylbetaines, (C 8 -C 24 )alkylamido(C i - C 8 )alkylbetaines, sulphobetaines, and (C 8 -C 24 )alkylamido(C l -C 8 )alkylsulphobetaines.
  • the amphoteric surfactants of betaine type are chosen from (C 8 - C 24 )alkylbetaines, (C 8 -C 24 )alkylamido(Ci-C 8 )alkylsulphobetaines, sulphobetaines, and phosphobetaines.
  • Non-limiting examples that may be mentioned include the compounds classified in the CTFA International Cosmetic Ingredient Dictionary & Handbook, 15th Edition, 2014, under the names cocobetaine, laurylbetaine, cetylbetaine, coco/oleamidopropylbetaine,
  • cocamidoethylbetaine cocamidopropylhydroxysultaine, oleamidopropylhydroxysultaine, cocohydroxysultaine, laurylhydroxysultaine, and cocosultaine, alone or as mixtures.
  • the betaine -type amphoteric surfactant is preferably an alkylbetaine and an
  • alkylamidoalkylbetaine in particular cocobetaine and cocamidopropylbetaine.
  • amidoaminecarboxylated derivatives mention may be made of the products sold under the name Miranol, as described in U.S. Pat. Nos. 2,528,378 and 2,781,354 and classified in the CTFA dictionary, 3rd edition, 1982 (the disclosures of which are incorporated herein by reference), under the names Amphocarboxyglycinates and
  • Ri denotes an alkyl radical of an acid Ri-COOH present in hydrolysed coconut oil, a heptyl, nonyl or undecyl radical,
  • R 2 denotes a beta-hydroxyethyl group
  • R 3 denotes a carboxymethyl group
  • M + denotes a cationic ion derived from alkaline metals such as sodium; ammonium ion; or an ion derived from an organic amine;
  • X ' denotes an organic or inorganic anionic ion such as halides, acetates, phosphates, nitrates, alkyl(C ! -C 4 )sulfates, alkyl(Ci-C 4 )- or alkyl(Ci-C 4 )aryl-sulfonates, particularly methylsulfate and ethylsulfate; or M + and X ' are not present; R
  • Ri' denotes an alkyl radical of an acid Rf-COOH present in coconut oil or in hydrolysed linseed oil, an alkyl radical, such as a C7, C9, Cn or C l3 alkyl radical, a C l7 alkyl radical and its iso-form, or an unsaturated C17 radical,
  • Z’ represents an ion of an alkaline or alkaline earth metal such as sodium, an ion derived from an organic amine or an ammonium ion;
  • Y denotes wherein Z” denotes a cationic ion derived from alkaline metal or alkaline-earth metals such as sodium, an ion derived from organic amine or an ammonium ion;
  • Rd and Re denote a radical
  • R a denotes a C l0 -C 3 o group alkyl or alkenyl group from an acid
  • n and n’ independently denote an integer from 1 to 3.
  • amphoteric surfactant with formula Bl and B2 be selected from (C 8 - C 24 )-alkyl amphomonoacetates, ( amphodiacetates,
  • amphomonopropionates and amphodipropionates
  • Caprylamphodiacetate Disodium Capryloamphodiacetate, Disodium Cocoamphodipropionate, Disodium Lauroamphopropionate, Disodium Caprylamphodipropionate, Disodium
  • cocoamphodiacetate sold under the trade name Miranol® C2M concentrate by the company Rhodia Chimie.
  • CTFA diethylaminopropyl cocoaspartamide
  • the composition may comprise at least one cationic surfactant. Two or more cationic surfactants may be used in combination.
  • the cationic surfactant may be selected from the group consisting of optionally
  • quaternary ammonium salts examples include, but are not limited to:
  • Ri, R 2 , R 3 , and R4 which may be identical or different, are chosen from linear and branched aliphatic radicals including from 1 to 30 carbon atoms and optionally including heteroatoms such as oxygen, nitrogen, sulfur and halogens.
  • the aliphatic radicals may be chosen, for example, from alkyl, alkoxy, C 2 -C 6 polyoxyalkylene, alkylamide, ( C 12 -C 22 )alkylamido(C 2 - C 6 )alkyl, (C 12 -C 22 )alkylacetate and hydroxyalkyl radicals; and aromatic radicals such as aryl and alkylaryl; and
  • X ' is chosen from halides, phosphates, acetates, lactates, (C 2 -C 6 ) alkyl sulfates and alkyl- or alkylaryl-sulfonates;
  • alkenyl and alkyl radicals including from 8 to 30 carbon atoms, for example fatty acid derivatives of tallow or of coconut;
  • R 6 is chosen from hydrogen, C1-C4 alkyl radicals, and alkenyl and alkyl radicals including from 8 to 30 carbon atoms;
  • R7 is chosen from C 1 -C 4 alkyl radicals;
  • R 8 is chosen from hydrogen and C 1 -C 4 alkyl radicals
  • X ' is chosen from halides, phosphates, acetates, lactates, alkyl sulfates, alkyl sulfonates, and alkylaryl sulfonates.
  • R 5 and R 6 are, for example, a mixture of radicals chosen from alkenyl and alkyl radicals including from 12 to 21 carbon atoms, such as fatty acid derivatives of tallow, R 7 is methyl and R 8 is hydrogen. Examples of such products include, but are not limited to, Quatemium-27 (CTFA 1997) and Quatemium-83 (CTFA 1997), which are sold under the names "Rewoquat®" W75, W90, W75PG and W75HPG by the company Witco;
  • R 9 is chosen from aliphatic radicals including from 16 to 30 carbon atoms
  • Rio is chosen from hydrogen or alkyl radicals including from 1 to 4 carbon atoms or the group
  • Risa which may be identical or different, are chosen from hydrogen and alkyl radicals including from 1 to 4 carbon atoms;
  • X ' is chosen from halides, acetates, phosphates, nitrates, ethyl sulfates, and methyl sulfates.
  • quaternary ammonium salts including at least one ester function, such as those of formula (B6) below:
  • R 22 is chosen from Ci-C 6 alkyl radicals and Ci-C 6 hydroxyalkyl and dihydroxyalkyl radicals;
  • R 23 is chosen from:
  • Ci-C 22 hydrocarbon-based radicals R 27 linear and branched, saturated and unsaturated Ci-C 22 hydrocarbon-based radicals R 27 , and hydrogen
  • R 25 is chosen from:
  • R- 24 , R 26 , and R28 which may be identical or different, are chosen from linear and branched, saturated and unsaturated, C 7 -C 21 , hydrocarbon-based radicals;
  • x and z which may be identical or different, are chosen from integers ranging from 0 to 10;
  • X " is chosen from simple and complex, organic and inorganic anions; with the proviso that the sum x+y+z ranges from 1 to 15, that when x is 0, R23 denotes R27, and that when z is 0, R2 5 denotes R29.
  • R22 may be chosen from linear and branched alkyl radicals. In one embodiment, R22 is chosen from linear alkyl radicals. In another embodiment, R22 is chosen from methyl, ethyl, hydroxyethyl, and dihydroxypropyl radicals, for example methyl and ethyl radicals. In one embodiment, the sum x+y+z ranges from 1 to 10.
  • R23 is a hydrocarbon-based radical R27, it may be long and include from 12 to 22 carbon atoms, or short and include from
  • R25 is a hydrocarbon-based radical R29, it may include, for example, from 1 to 3 carbon atoms.
  • R24, R26, and R28 which may be identical or different, are chosen from linear and branched, saturated and unsaturated, C 11 -C 21 hydrocarbon-based radicals, for example from linear and branched, saturated and unsaturated C 11 -C 21 alkyl and alkenyl radicals.
  • C 11 -C 21 hydrocarbon-based radicals for example from linear and branched, saturated and unsaturated C 11 -C 21 alkyl and alkenyl radicals.
  • x and z which may be identical or different, are 0 or 1.
  • y is equal to 1.
  • r, s and t which may be identical or different, are equal to
  • the anion X ' may be chosen from, for example, halides, such as chloride, bromide, and iodide; and C 1 -C 4 alkyl sulfates, such as methyl sulfate.
  • halides such as chloride, bromide, and iodide
  • C 1 -C 4 alkyl sulfates such as methyl sulfate.
  • methanesulfonate, phosphate, nitrate, tosylate, an anion derived from an organic acid, such as acetate and lactate, and any other anion that is compatible with the ammonium including an ester function are other non-limiting examples of anions that may be used according to the present invention.
  • the anion X ‘ is chosen from chloride and methyl sulfate.
  • ammonium salts of formula (B6) may be used, wherein:
  • R 22 is chosen from methyl and ethyl radicals
  • x and y are equal to 1 ;
  • z is equal to 0 or 1 ;
  • r, s and t are equal to 2;
  • R 23 is chosen from:
  • R 25 is chosen from:
  • R 24 , R 26 , and R 28 which may be identical or different, are chosen from linear and branched, saturated and unsaturated, C 13 -C 17 hydrocarbon-based radicals, for example from linear and branched, saturated and unsaturated, Ci 3 -Ci 7 alkyl and alkenyl radicals.
  • the hydrocarbon-based radicals are linear.
  • Non-limiting examples of compounds of formula (B6) that may be mentioned include salts, for example chloride and methyl sulfate, of diacyloxyethyl-dimethylammonium, of diacyloxyethyl-hydroxyethyl-methylammonium, of monoacyloxyethyl-dihydroxyethyl- methylammonium, of triacyloxyethyl-methylammonium, of monoacyloxyethyl-hydroxyethyl- dimethyl-ammonium, and mixtures thereof.
  • the acyl radicals may include from 14 to 18 carbon atoms, and may be derived, for example, from a plant oil, for instance palm oil and sunflower oil. When the compound includes several acyl radicals, these radicals may be identical or different.
  • alkyldiisopropanolamine onto fatty acids or onto mixtures of fatty acids of plant or animal origin, or by transesterification of the methyl esters thereof.
  • This esterification may be followed by a quatemization using an alkylating agent chosen from alkyl halides, for example methyl and ethyl halides; dialkyl sulfates, for example dimethyl and diethyl sulfates; methyl methanesulfonate; methyl para-toluenesulfonate; glycol chlorohydrin; and glycerol chlorohydrin.
  • alkylating agent chosen from alkyl halides, for example methyl and ethyl halides; dialkyl sulfates, for example dimethyl and diethyl sulfates; methyl methanesulfonate; methyl para-toluenesulfonate; glycol chlorohydrin; and glycerol chlorohydr
  • Such compounds are sold, for example, under the names Dehyquart® by the company Cognis, Stepanquat® by the company Stepan, Noxamium® by the company Ceca, and "Rewoquat® WE 18" by the company Rewo-Goldschmidt.
  • ammonium salts that may be used in the composition according to the present invention include the ammonium salts including at least one ester function described in U.S. Pat. Nos. 4,874,554 and 4,137,180.
  • quaternary ammonium salts mentioned above that may be used in the composition according to the present invention include, but are not limited to, those corresponding to formula (I), for example tetraalkylammonium chlorides, for instance
  • dialkyldimethylammonium and alkyltrimethylammonium chlorides in which the alkyl radical includes from about 12 to 22 carbon atoms, such as behenyltrimethylammonium,
  • the cationic surfactant that may be used in the composition according to the present invention is chosen from behenyltrimethylammonium chloride, cetyltrimethylammonium chloride, Quatemium-83, Quatemium-87, Quaternium-22, behenylamidopropyl-2,3-dihydroxypropyldimethylammonium chloride,
  • the composition comprises at least one nonionic surfactant.
  • Two or more nonionic surfactants may be used in combination.
  • the nonionic surfactants are compounds well known in themselves (see, e.g., in this regard, "Handbook of Surfactants” by M. R. Porter, Blackie & Son publishers (Glasgow and London), 1991, pp. 116-178).
  • they can, for example, be chosen from alcohols, alpha-diols, alkylphenols and esters of fatty acids, these compounds being ethoxylated, propoxylated or glycerolated and having at least one fatty chain comprising, for example, from 8 to 30 carbon atoms, it being possible for the number of ethylene oxide or propylene oxide groups to range from 2 to 50, and for the number of glycerol groups to range from 1 to 30.
  • alcohols, alpha-diols, alkylphenols and esters of fatty acids these compounds being ethoxylated, propoxylated or glycerolated and having at least one fatty chain comprising, for example, from 8 to 30 carbon atoms, it being possible for the number of ethylene oxide or propylene oxide groups to range from 2 to 50, and for the number of glycerol groups to range from 1 to 30.
  • amine oxides such as (C 10 -C 14 )alkylamine oxides or N-(C 10 -C 14 )acylaminopropylmorpholine oxides; silicone surfactants; and mixtures thereof.
  • the nonionic surfactants may preferably be chosen from monooxyalkylenated,
  • the oxyalkylene units are more particularly oxyethylene or oxypropylene units, or a combination thereof, and are preferably oxyethylene units.
  • monooxyalkylenated or polyoxyalkylenated nonionic surfactants examples include:
  • the surfactants preferably contain a number of moles of ethylene oxide and/or of propylene oxide of between 1 and 100 and most preferably between 2 and 50.
  • the polyoxyalkylenated nonionic surfactants are chosen from polyoxyethylenated fatty alcohol (polyethylene glycol ether of fatty alcohol) and polyoxyethylenated fatty ester (polyethylene glycol ester of fatty acid).
  • polyoxyethylenated saturated fatty alcohol examples include the adducts of ethylene oxide with lauryl alcohol, especially those containing from 9 to 50 oxyethylene units and more particularly those containing from 10 to 12 oxyethylene units (Laureth-lO to Laureth-l2, as the CTFA names); the adducts of ethylene oxide with behenyl alcohol, especially those containing from 9 to 50 oxyethylene units (Beheneth-9 to Beheneth-50, as the CTFA names); the adducts of ethylene oxide with cetearyl alcohol (mixture of cetyl alcohol and stearyl alcohol), especially those containing from 10 to 30 oxyethylene units (Ceteareth-lO to Ceteareth-30, as the CTFA names); the adducts of ethylene oxide with cetyl alcohol, especially those containing from 10 to 30 oxyethylene units (Ceteth-lO to Ceteth-30, as the CTFA names); the adducts of ethylene oxide with cetyl alcohol,
  • polyoxyethylenated unsaturated fatty alcohol or C 8 -C 30 alcohols
  • examples of polyoxyethylenated unsaturated fatty alcohol (or C 8 -C 30 alcohols) include the adducts of ethylene oxide with oleyl alcohol, especially those containing from 2 to 50 oxyethylene emits and more particularly those containing from 10 to 40 oxyethylene units (Oleth-10 to Oleth-40, as the CTFA names); and mixtures thereof.
  • monoglycerolated or polyglycerolated C 8 -C 40 alcohols are preferably used.
  • the monoglycerolated or polyglycerolated C 8 -C 40 alcohols correspond to the following formula:
  • R represents a linear or branched C 8 -C 40 and preferably C 8 -C 30 alkyl or alkenyl radical
  • m represents a number ranging from 1 to 30 and preferably from 1.5 to 10.
  • lauryl alcohol containing 4 mol of glycerol (INCI name: Poly glyceryl-4 Lauryl Ether), lauryl alcohol containing 1.5 mol of glycerol, oleyl alcohol containing 4 mol of glycerol (INCI name: Polyglyceryl-4 Oleyl Ether), oleyl alcohol containing 2 mol of glycerol (INCI name: Polyglyceryl-2 Oleyl Ether), cetearyl alcohol containing 2 mol of glycerol, cetearyl alcohol containing 6 mol of glycerol, oleocetyl alcohol containing 6 mol of glycerol, and octadecanol containing 6 mol of glycerol.
  • the alcohol may represent a mixture of alcohols in the same way that the value of m represents a statistical value, which means that, in a commercial product, several species of polyglycerolated fatty alcohol may coexist in the form of a mixture.
  • the C 8 /Cio alcohol containing 1 mol of glycerol it is preferable to use the C 8 /Cio alcohol containing 1 mol of glycerol, the C 10 /C l2 alcohol containing 1 mol of glycerol and the C l2 alcohol containing 1.5 mol of glycerol.
  • the monoglycerolated or polyglycerolated C 8 -C 40 fatty esters may correspond to the following formula:
  • each of R’, R” and R’ independently represents a hydrogen atom, or a linear or branched C 8 -C- 40 and preferably C 8 -C 30 alkyl-CO- or alkenyl-CO-radical, with the proviso that at least one of R’, R” and R’” is not a hydrogen atom, and m represents a number ranging from 1 to 30 and preferably from 1.5 to 10.
  • polyoxyethylenated fatty esters examples include the adducts of ethylene oxide with esters of lauric acid, palmitic acid, stearic acid or behenic acid, and mixtures thereof, especially those containing from 9 to 100 oxyethylene units, such as PEG-9 to PEG-50 laurate (CTFA names: PEG-9 laurate to PEG-50 laurate); PEG-9 to PEG-50 palmitate (CTFA names: PEG-9 palmitate to PEG-50 palmitate); PEG-9 to PEG-50 stearate (CTFA names: PEG-9 stearate to PEG-50 stearate); PEG-9 to PEG-50 palmitostearate; PEG-9 to PEG-50 behenate (CTFA names: PEG-9 behenate to PEG-50 behenate); polyethylene glycol 100 EO monostearate (CTFA name: PEG-100 stearate); and mixtures thereof.
  • CTFA names: PEG-9 laurate to PEG-50 laurate PEG-9 to PEG-50
  • the nonionic surfactant may be selected from esters of polyols with fatty acids with a saturated or unsaturated chain containing for example from 8 to 24 carbon atoms, preferably 12 to 22 carbon atoms, and polyoxyalkylenated derivatives thereof, preferably containing from 10 to 200, and more preferably from 10 to 100 oxyalkylene units, such as glyceryl esters of a C 8 -C 24 , preferably C12-C22, fatty acid or acids and polyoxyalkylenated derivatives thereof, preferably containing from 10 to 200, and more preferably from 10 to 100 oxyalkylene units; sorbitol esters of a Cg- C24, preferably C 12 -C 22 , fatty acid or acids and polyoxyalkylenated derivatives thereof, preferably containing from 10 to 200, and more preferably from 10 to 100 oxyalkylene units; sugar (sucrose, maltose, glucose, fructos
  • glyceryl esters of fatty acids glyceryl stearate (glyceryl mono-, di- and/or tristearate) (CTFA name: glyceryl stearate), glyceryl laurate or glyceryl ricinoleate and mixtures thereof can be cited, and as polyoxyalkylenated derivatives thereof, mono-, di- or triester of fatty acids with a polyoxyalkylenated glycerol (mono-, di- or triester of fatty acids with a polyalkylene glycol ether of glycerol), preferably polyoxyethylenated glyceryl stearate (mono-, di- and/or tristearate), such as PEG-20 glyceryl stearate (mono-, di- and/or tristearate) can be cited.
  • polyoxyalkylenated derivatives thereof mono-, di- or
  • surfactants such as for example the product containing glyceryl stearate and PEG- 100 stearate, marketed under the name ARLACEL 165 by Uniqema, and the product containing glyceryl stearate (glyceryl mono- and distearate) and potassium stearate marketed under the name TEGIN by Goldschmidt (CTFA name: glyceryl stearate SE), can also be used.
  • the sorbitol esters of C 8 -C 24 fatty acids and polyoxyalkylenated derivatives thereof can be selected from sorbitan palmitate, sorbitan isostearate, sorbitan trioleate and esters of fatty acids and alkoxylated sorbitan containing for example from 20 to 100 EO, such as for example sorbitan monostearate (CTFA name: sorbitan stearate), sold by the company ICI under the name Span 60, sorbitan monopalmitate (CTFA name: sorbitan palmitate), sold by the company ICI under the name Span 40, and sorbitan tristearate 20 EO (CTFA name:
  • polysorbate 65 sold by the company ICI under the name Tween 65, polyethylene sorbitan trioleate (polysorbate 85) or the compounds marketed under the trade names Tween 20 or Tween 60 by Uniqema.
  • esters of fatty acids and glucose or alkylglucose glucose palmitate, alkylglucose sesquistearates such as methylglucose sesquistearate, alkylglucose palmitates such as methylglucose or ethylglucose palmitate, methylglucoside fatty esters, the diester of methylglucoside and oleic acid (CTFA name: Methyl glucose dioleate), the mixed ester of methylglucoside and the mixture of oleic acid/hydroxystearic acid (CTFA name: Methyl glucose dioleate/hydroxystearate), the ester of methylglucoside and isostearic acid (CTFA name: Methyl glucose isostearate), the ester of methylglucoside and lauric acid (CTFA name: Methyl glucose laurate), the mixture of monoester and diester of methylglucoside and isostearic acid (CTFA name: Methyl
  • ethoxylated ethers of fatty acids and glucose or alkylglucose ethoxylated ethers of fatty acids and methylglucose, and in particular the polyethylene glycol ether of the diester of methylglucose and stearic acid with about 20 moles of ethylene oxide (CTFA name: PEG-20 methyl glucose distearate) such as the product marketed under the name Glucam E-20 distearate by AMERCHOL, the polyethylene glycol ether of the mixture of monoester and diester of methyl-glucose and stearic acid with about 20 moles of ethylene oxide (CTFA name: PEG-20 methyl glucose sesquistearate) and in particular the product marketed under the name Glucamate SSE-20 by AMERCHOL and that marketed under the name Grillocose PSE-20 by GOLDSCHMIDT, and mixtures thereof, can for example be cited.
  • sucrose esters As sucrose esters, saccharose palmito-stearate, saccharose stearate and saccharose
  • monolaurate can for example be cited.
  • alkylpolyglucosides can be used, and for example decylglucoside such as the product marketed under the name MYDOL 10 by Kao Chemicals, the product marketed under the name PLANTAREN 2000 by Henkel, and the product marketed under the name
  • ORAMIX NS 10 by Seppic caprylyl/capryl glucoside such as the product marketed under the name ORAMIX CG 110 by Seppic or under the name LUTENSOL GD 70 by BASF, laurylglucoside such as the products marketed under the names PLANTAREN 1200 N and PLANTACARE 1200 by Henkel, coco-glucoside such as the product marketed under the name PLANTACARE 818/UP by Henkel, cetostearyl glucoside possibly mixed with cetostearyl alcohol, marketed for example under the name MONTANOV 68 by Seppic, under the name TEGO-CARE CG90 by Goldschmidt and under the name EMULGADE KE3302 by Henkel, arachidyl glucoside, for example in the form of the mixture of arachidyl and behenyl alcohols and arachidyl glucoside marketed under the name MONTANOV 202 by Seppic, cocoylethylglucoside, for example in
  • glycerides of alkoxylated plant oils such as mixtures of ethoxylated (200 EO) palm and copra (7 EO) glycerides can also be cited.
  • the nonionic surfactant according to the present invention preferably contains alkenyl or a branched C12-C22 acyl chain such as an oleyl or isostearyl group. More preferably, the nonionic surfactant according to the present invention is PEG-20 glyceryl triisostearate.
  • the nonionic surfactant may be selected from copolymers of ethylene oxide and of propylene oxide, in particular copolymers of the following formula:
  • a, b and c are integers such that a+c ranges from 2 to 100 and b ranges from 14 to 60, and mixtures thereof.
  • the nonionic surfactant may be selected from silicone surfactants.
  • silicone surfactants Non-limiting mention may be made of those disclosed in documents US-A-5364633 and US-A-5411744.
  • the silicone surfactant may preferably be a compound of formula (I):
  • Ri, R 2 and R 3 independently of each other, represent a Ci-C 6 alkyl radical or a radical - , at least one radical Ri, R 2 or R 3 not being an alkyl radical; R 4 being a hydrogen, an alkyl radical or an acyl radical;
  • A is an integer ranging from 0 to 200;
  • B is an integer ranging from 0 to 50; with the proviso that A and B are not simultaneously equal to zero;
  • x is an integer ranging from 1 to 6;
  • y is an integer ranging from 1 to 30;
  • z is an integer ranging from 0 to 5.
  • the alkyl radical is a methyl radical
  • x is an integer ranging from 2 to 6
  • y is an integer ranging from 4 to 30.
  • silicone surfactants of formula (I) mention may be made of the compounds of formula (II):
  • A is an integer ranging from 20 to 105
  • B is an integer ranging from 2 to 10
  • y is an integer ranging from 10 to 20.
  • silicone surfactants of formula (I) mention may also be made of the compounds of formula (III):
  • A’ and y are integers ranging from 10 to 20.
  • DC 5329, DC 7439-146, DC 2-5695 and Q4-3667 are compounds of formula (II) in which, respectively, A is 22, B is 2 and y is 12; A is 103, B is 10 and y is 12; A is 27, B is 3 and y is 12.
  • the compound Q4-3667 is a compound of formula (III) in which A is 15 and y is 13.
  • the second composition used in the present invention may comprise at least one thickener.
  • a single type of thickener may be used, but two or more different types of thickener may be used in combination.
  • the thicker may be hydrophilic.
  • the hydrophilic thickener can thicken the aqueous phase or water, if present, of the second composition according to the present invention.
  • hydrophilic thickener be a synthetic hydrophilic thickener.
  • hydrophilic thickener be a non-crosslinked synthetic hydrophilic thickener.
  • Hydrophilic thickeners that may be mentioned include carboxyvinyl polymers such as the Carbopol products (carbomers) and the Pemulen products (acrylate/C l0-C30-alkyl acrylate copolymer); polyacrylamides, for instance those sold under the names Sepigel 305 (CTFA name: polyacrylamide/C13 -C 14 isoparaffm/Laureth 7) sold by the company SEPPIC;
  • carboxyvinyl polymers such as the Carbopol products (carbomers) and the Pemulen products (acrylate/C l0-C30-alkyl acrylate copolymer)
  • polyacrylamides for instance those sold under the names Sepigel 305 (CTFA name: polyacrylamide/C13 -C 14 isoparaffm/Laureth 7) sold by the company SEPPIC;
  • acryloyldimethyl taurate copolymers for instance, Simulgel FL (CTFA name:
  • Simulgel 800 sodium polyacryloyldimethyl taurate/polysorbate 80/sorbitan oleate
  • Simulgel 600 acrylamide/sodium acryloyldimethyl taurate
  • Acryloyldimethyl taurate copolymers such as Simulgel FL, Simulgel 800 and Simulgel 600, are preferable in terms of bulk feasibility, adhesiveness on skin and lasting effect.
  • the thicker may be lipophilic.
  • lipophilic thickener means an agent, inorganic or organic, in a particulate form or not, able to gel the oil(s), if present, of the second composition.
  • the lipophilic thickener may be in the form of parrticles.
  • the lipophilic thickener according to the present invention may be chosen from:
  • organomodified clays which are clays treated with compounds chosen especially from quaternary amines and tertiary amines.
  • Organomodified clays that may be mentioned include organomodified bentonites, such as the product sold under the name Bentone 34 by the company Rheox, and organomodified hectorites such as the products sold under the names Bentone 27 and Bentone 38 by the company Rheox. Mention may be made especially of modified clays such as modified magnesium silicate (Bentone gel ® VS38 from Rheox), modified hectorites such as hectorite modified with a Cl 0 to C22 fatty acid ammonium chloride, for instance hectorite modified with distearyldimethylammonium chloride
  • diseardimonium hectorite such as the product sold under the name Bentone 38VCG by the company Elementis or the product sold under the name Bentone 38 CE by the company Rheox, or the product sold under the name Bentone Gel ® V5 5 V by the company Elementis, or the product sold under the name Bentone gel ® ISD V by the company Elementis;
  • hydrophobic fumed silicas which may be obtained by modification of the surface of the silica via a chemical reaction that generates a reduction in the number of silanol groups, these groups possibly being substituted especially with hydrophobic groups.
  • the hydrophobic groups can be trimethylsiloxyl groups, which are obtained especially by treating fumed silica in the presence of hexamethyldisilazane. Silicas thus treated are known as "Silica silylate" according to the CTFA dictionary (6th edition, 1995). They are sold, for example, under the references Aerosil R812 ® by the company Degussa and Cab-O-Sil TS-530 ® by the company Cabot.
  • the hydrophobic groups can be dimethylsilyloxyl or polydimethylsiloxane groups, which are obtained especially by treating fumed silica in the presence of
  • Silicas thus treated are known as "Silica dimethyl silylate" according to the CTFA dictionary (6th edition, 1995). They are sold, for example, under the references Aerosil R972 ® and Aerosil R974 ® by the company Degussa and Cab-O-Sil TS-610 ® and Cab-O-Sil TS-720 ® by the company Cabot.
  • - hydrophobic silica aerogels such as the products sold under the name VM-2260 (INCI name: Silica silylate) by the company Dow Coming, the particles of which have a mean size of about 1000 microns and a specific surface area per unit of mass ranging from 600 to 800 m 2 /g; mention may also be made of the aerogels sold by the company Cabot under the references Aerogel TLD 201 , Aerogel OGD 201, Aerogel TLD 203, Enova ® Aerogel MT 1 100, Enova Aerogel MT 1200;
  • the lipophilic thickener may be chosen from organomodified clays, in particular organomodified bentonites and organomodified hectorites and mixtures thereof.
  • organomodified clay mention may be made of disteardimonium hectorite.
  • the lipophilic thickener be an organomodified clay which has been modified with quaternary amines or tertiary amines.
  • the amount of the thickener(s) may range from 0.01 to 20% by weight, preferably from 0.05 to 10% by weight, and more preferably from 0.1 to 5% by weight, relative to the total weight of the second composition used in the present invention.
  • the second composition used in the present invention may also include any other optional or additional ingredient(s).
  • the other optional ingredient(s) may be selected from the group consisting of anionic, cationic, nonionic, or amphoteric polymers; fillers; pigments; inorganic and organic UV filters; peptides and derivatives thereof; protein hydrolyzates; swelling agents and penetrating agents; agents for combating hair loss; anti-dandruff agents; suspending agents; sequestering agents; opacifying agents; dyes; vitamins or provitamins; fragrances; preserving agents, stabilizers; and mixtures thereof.
  • the second composition used in the present invention may include one or several cosmetically acceptable organic solvents, which may be alcohols: in particular monovalent alcohols such as ethyl alcohol, isopropyl alcohol, benzyl alcohol, and phenylethyl alcohol; diols such as ethylene glycol, propylene glycol, and butylene glycol; other polyols such as glycerol, sugar, and ps; and ethers such as ethylene glycol monomethyl, monoethyl, and , monobutyl ethers, propylene glycol monomethyl, monoethyl, and monobutyl ethers, and butylene glycol monomethyl, monoethyl, and monobutyl ethers.
  • the organic solvent(s) may be present in a concentration of from 0.01 % to 20% by weight, preferably from 0.1% to 10% by weight, and more preferably from 1% to 5% by weight, relative to the total weight of the second composition.
  • the second composition be in the form of a liquid at 25°C and under atmospheric pressure (760 mmHg).
  • the second composition used in the present invention may be in any form such as a solution, a dispersion, an emulsion, a gel, and a paste. If the second composition used in the present invention includes at least one oil and water, the second composition may be in the form of an emulsion such as W/O, O/W, W/O/W and O/W/O, preferably an O/W emulsion.
  • the second composition used in the present invention can be prepared by mixing the above- described essential and optional ingredients in a conventional manner.
  • the present invention also relates to a process for preparing an uneven composition, comprising the step of:
  • the first composition comprises at least one hydroxyalkyl-modified starch
  • the second composition comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof.
  • the mixing ratio between the first and second compositions is not limited.
  • the weight ratio of the first compositiomthe second composition to be mixed may vary from 0.1 :99.9 to 99.9:0.1. It may be preferable that the weight ratio of the first composition: the second composition to be mixed be from 1 :99 to 50:50, more preferably from 3:97 to 40:60, and even more preferably from 5:95 to 30:70.
  • the amount of hydroxyalkyl-modified starch in the uneven composition be from 1 to 50% by weight, more preferably from 3 to 40% by weight, and even more preferably from 5 to 30% by weight, relative to the total weight of the uneven composition.
  • the kit according to the present invention It may be preferable that the first and second compositions are mixed just before providing the uneven composition. In other words, it may be preferable that the uneven composition is directly prepared by mixing the first and second compositions, or there is no intermediate step between a step of mixing the first and second compositions and a step of providing an uneven composition.
  • the first and second compositions be mixed manually (with nonconstant mixing power), for example via a shaker, in order to provide the mixture thus obtained with an uneven appearance such as a smoothie appearance. If the first and second compositions are mixed non-manually (typically with a mixing machine with a constant mixing power), for example, during an industrial manufacturing process, the appearance of the mixture thus obtained may not be uneven.
  • the uneven composition prepared by mixing the first and second compositions in accordance with the present invention can be used for cosmetic purposes.
  • the uneven composition prepared by the kit or process according to the present invention may be a cosmetic composition.
  • the uneven composition can be used for a cosmetic process for a keratin substance, comprising the step of:
  • a cosmetic process according to the present invention may comprise the steps of:
  • the first composition comprises at least one hydroxyalkyl-modified starch
  • the second composition comprises at least one physiologically acceptable medium selected from the group consisting of oil, water, and a mixture thereof.
  • the purpose of the present invention can also be achieved by the cosmetic process according to the present invention.
  • the keratin substance mention may be made of the skin, scalp, hair, mucosa such as lips, and nails.
  • the uneven composition may preferably be intended for application onto a keratin substance such as the skin, scalp and/or the lips, preferably the skin.
  • the keratin substance can be in a dry state or in a wet state before applying the uneven composition.
  • the application of the uneven composition to the keratin substance may or may not be followed by rinsing the keratin substance.
  • the uneven composition as a cosmetic composition can be used, for example, as a topical cosmetic composition in the form of a lotion, a milky lotion, a cream, a gel, a paste, a serum, a foam, or a spray.
  • a topical cosmetic composition in the form of a lotion, a milky lotion, a cream, a gel, a paste, a serum, a foam, or a spray.
  • the kit or process according to the present invention can allow the preparation by consumers of personalized cosmetic products catered to one’s specific needs by mixing the first and second compositions wherein the optional ingredients in the first and second compositions may change depending on the specific needs.
  • ком ⁇ онент can prepare by themselves a cosmetic product with a smoothie-like aspect, as an uneven composition.
  • This may be applied to skincare products (face masks, cleansers and the like), haircare products (shampoos, hair treatments and the like) or any kind of personal care products.
  • the benefits from using the uneven composition described herein include, but are not limited to, moisturized skin, evener skin tone, improved natural appearance of skin or hair, UV protection for skin or scalp, oil control for skin or scalp, etc.
  • compositions were then charged into a shaker in a weight ratio of 6:94 as shown in Table 1, and manually mixed by shaking.
  • the second composition was in the form of an O/W emulsion.
  • the formulation of the second composition is shown in Table 2.
  • the numerical values for the amounts of the ingredients shown in Table 2 are all based on“% by weight” as active raw materials.
  • Examples 1-3 which used hydroxyalky-modified starch were able to provide an uneven composition
  • Comparative Examples 1-5 which used non-modified starch (Comparative Examples 1-3) or carboxy-modified starch (Comparative Examples 4 and 5) were not able to provide an uneven composition.
  • the first and second compositions according to Example 4 were charged into first and second containers, respectively.
  • the first and second compositions were then charged into a shaker in a weight ratio of 18:82 as shown in Table 4, and manually mixed by shaking.
  • the first and second compositions were then charged into a shaker in a weight ratio of 18:82 as shown in Table 4, and manually mixed by shaking.
  • Table 5 The numerical values for the amounts of the ingredients shown in Table 5 are all based on“% by weight” as active raw materials. Table 4
  • hydroxyalkyl-modified starch was able to provide an uneven composition, when being mixed with a composition comprising water which was thickened with thickeners.
  • the first and second compositions according to Example 5 were charged into first and second containers, respectively.
  • the first and second compositions were then charged into a shaker in a weight ratio of 28:72 as shown in Table 6, and manually mixed by shaking.
  • Table 7 The numerical values for the amounts of the ingredients shown in Table 7 are all based on“% by weight” as active raw materials.
  • hydroxyalkyl-modified starch was able to provide an uneven composition, when being mixed with a composition comprising oils.
  • the first and second compositions according to Example 6 were charged into first and second containers, respectively.
  • the first and second compositions were then charged into a shaker in a weight ratio of 13:87 as shown in Table 8, and manually mixed by shaking.
  • the formulation of the second composition is shown in Table 9.
  • the numerical values for the amounts of the ingredients shown in Table 9 are all based on“% by weight” as active raw materials.
  • the aspect of the mixture obtained by mixing by hand the first and second compositions according to Example 6 was visually observed and found to be uneven (not homogenous). As demonstrated above, hydroxyalkyl-modified starch was able to provide an uneven composition, when being mixed with a composition in the form of a gel cream.
  • Examples 1-6 demonstrate that hydroxyalkyl-modified starch can provide uneven
  • compositions when being mixed with a variety of compositions including oil(s) and/or water.

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Abstract

La présente invention concerne un kit ou un procédé de préparation d'une composition hétérogène par mélange d'une première composition comprenant de l'amidon hydroxyalkyle et d'une seconde composition comprenant au moins un milieu physiologiquement acceptable choisi dans le groupe constitué par l'huile, l'eau et un mélange de ceux-ci. La composition hétérogène peut être utilisée à des fins cosmétiques.
PCT/JP2018/043886 2017-12-13 2018-11-21 Kit et procédé utilisant de l'amidon hydroxyalkyle WO2019116898A1 (fr)

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WO2023126397A1 (fr) * 2021-12-31 2023-07-06 L'oreal Kit de personnalisation d'une composition cosmétique
FR3131530A1 (fr) * 2021-12-31 2023-07-07 L'oreal Procédé de personnalisation d’une composition cosmétique

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023126397A1 (fr) * 2021-12-31 2023-07-06 L'oreal Kit de personnalisation d'une composition cosmétique
FR3131529A1 (fr) * 2021-12-31 2023-07-07 L'oreal Kit de personnalisation d’une composition cosmétique
FR3131530A1 (fr) * 2021-12-31 2023-07-07 L'oreal Procédé de personnalisation d’une composition cosmétique

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