WO2016116492A1 - Émulsion huile/huile comprenant des microparticules solides, au moins une première phase huileuse, au moins une deuxième phase huileuse et au moins une troisième phase huileuse qui sont mutuellement immiscibles - Google Patents

Émulsion huile/huile comprenant des microparticules solides, au moins une première phase huileuse, au moins une deuxième phase huileuse et au moins une troisième phase huileuse qui sont mutuellement immiscibles Download PDF

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Publication number
WO2016116492A1
WO2016116492A1 PCT/EP2016/051102 EP2016051102W WO2016116492A1 WO 2016116492 A1 WO2016116492 A1 WO 2016116492A1 EP 2016051102 W EP2016051102 W EP 2016051102W WO 2016116492 A1 WO2016116492 A1 WO 2016116492A1
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Prior art keywords
oil
oily phase
weight
composition according
oils
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PCT/EP2016/051102
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English (en)
Inventor
Virginie Perez Nowak
Annabelle SERVAIS-DEALET
Marion FRAICHE
Original Assignee
L'oreal
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Publication date
Priority claimed from FR1550473A external-priority patent/FR3031672B1/fr
Priority claimed from FR1550472A external-priority patent/FR3031671B1/fr
Application filed by L'oreal filed Critical L'oreal
Publication of WO2016116492A1 publication Critical patent/WO2016116492A1/fr

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/02Preparations containing skin colorants, e.g. pigments
    • A61Q1/04Preparations containing skin colorants, e.g. pigments for lips
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241Containing particulates characterized by their shape and/or structure
    • A61K8/0245Specific shapes or structures not provided for by any of the groups of A61K8/0241
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04Dispersions; Emulsions
    • A61K8/06Emulsions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/37Esters of carboxylic acids
    • A61K8/375Esters of carboxylic acids the alcohol moiety containing more than one hydroxy group
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8105Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • A61K8/8111Homopolymers or copolymers of aliphatic olefines, e.g. polyethylene, polyisobutene; Compositions of derivatives of such polymers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8105Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • A61K8/8117Homopolymers or copolymers of aromatic olefines, e.g. polystyrene; Compositions of derivatives of such polymers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/84Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/89Polysiloxanes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/84Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/89Polysiloxanes
    • A61K8/891Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/20Chemical, physico-chemical or functional or structural properties of the composition as a whole
    • A61K2800/30Characterized by the absence of a particular group of ingredients
    • A61K2800/31Anhydrous
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41Particular ingredients further characterized by their size
    • A61K2800/412Microsized, i.e. having sizes between 0.1 and 100 microns

Definitions

  • the present invention relates to a composition in the form of an oil/oil (O/O) emulsion, which is more particularly intended for making up and/or caring for the lips.
  • O/O oil/oil
  • fluid compositions for making up and/or caring for the lips such as glosses (liquid lipstick), which are stable and endowed with satisfactory properties in terms of application (glidance on application, ease of spreading and fineness of the deposit) and also in terms of the makeup effect of the deposit on the lips, for instance the gloss and/or the gloss persistence, preferably without becoming tacky, is an ongoing objective.
  • O/O emulsions which are particularly used in lipcare and/or lip makeup products. These emulsions are relatively uncommon, but nevertheless have the advantage of having novel properties.
  • O/O emulsions are generally stabilized with gelling agents or even emulsifying surfactants and/or (co)polymers.
  • patent application WO 2009/150 852 is directed towards an oil-in-oil cosmetic composition
  • an oil-in-oil cosmetic composition comprising a non-volatile hydrocarbon-based oil, a non- volatile silicone oil and a fatty acid ester of dextrin; said application does not describe O/O emulsions of Pickering type, i.e. emulsions stabilized with solid particles.
  • the authors of the present invention have used O/O emulsions of Pickering type stabilized with solid particles. Once positioned at the interface, the solid particles "block" the dispersed phase, which leads to stabilization of the dispersed phase in the form of droplets.
  • the object of the present invention is thus to provide a composition in the form of an oil/oil (O/O) emulsion, which is more particularly intended for making up and/or caring for the lips, having a low level of tack and also good persistence of the colour on the lips over time.
  • O/O oil/oil
  • the present invention relates to a composition in the form of an oil/oil (0/0) emulsion, which is more particularly intended for making up and/or caring for the lips, comprising at least:
  • At least a first oily phase comprising at least one oil chosen from silicone oils and fluoro oils, preferably silicone oils,
  • At least a second oily phase comprising at least one oil chosen from silicone oils and fluoro oils, preferably silicone oils, and
  • At least a third oily phase comprising at least one volatile or non-volatile oil, preferably non-volatile oil,
  • first oily phase, the second oily phase and the third oily phase are immiscible at room temperature.
  • the present invention relates to a composition in the form of an oil/oil (0/0) emulsion, which is more particularly intended for making up and/or caring for the lips, comprising at least:
  • solid microparticles having at least one curved part and at least one break in the curvature of said curved part
  • At least a first oily phase comprising at least one oil chosen from silicone oils and fluoro oils, preferably silicone oils,
  • At least a second oily phase comprising at least one oil chosen from silicone oils and fluoro oils, preferably silicone oils,
  • At least one hydrocarbon-based resin having a number-average molecular weight of less than or equal to 10 000 g/mol, and at least one pasty fatty substance, in which the first oily phase, the second oily phase and the third oily phase are immiscible at room temperature.
  • the invention also relates to a process for making up and/or caring for the lips, in which the composition according to the invention is applied.
  • composition according to the invention thus makes it possible to obtain a makeup result, in particular on the lips, which is sparingly tacky, less pasty and has good colour persistence.
  • the emulsion according to the invention also makes it possible to dispense with the use, as stabilizers, of compounds of surfactant type, especially synthetic surfactants, and/or of gelling agents, since some of these agents may present toxicity risks to the environment depending on the amounts used.
  • room temperature is intended to denote a temperature of about 25°C. It is set at atmospheric pressure (i.e. a pressure of 1.013 x 10 5 Pa).
  • compositions according to the invention comprise a physiologically acceptable medium, i.e. a non-toxic medium that can be applied to human lips, which is of pleasant appearance, odour and feel.
  • the composition according to the invention is a liquid or pasty composition, preferably a liquid composition.
  • composition according to the invention comprises solid microparticles having at least one curved part and at least one break in the curvature of said curved part.
  • microparticles is intended to denote a particle whose largest dimension ranges from 0.1 to 100 ⁇ , preferably from 0.1 to 50 ⁇ and more preferably from 0.5 to 20 ⁇ .
  • the solid microparticles that may be used for stabilizing the O/O emulsion according to the invention have a particular form; they thus have at least one curved part and at least one break in the curvature of said curved part, the microparticles preferably having at least two curved parts.
  • the solid microparticles that may be used in the present invention comprise several curvatures.
  • severe curvatures means curvatures of different radius.
  • radius of curvature does not cover the "infinity” value " ⁇ "; thus, the microparticles used according to the invention are not in the form of platelets or leaflets.
  • the solid microparticles that may be used in the present invention comprise at least one concave part and at least one convex part.
  • microparticles in accordance with this variant have a form chosen from forms of "bowl”, “golf ball” and “polytope” type.
  • the solid microparticles that may be used in the present invention comprise only one curvature.
  • only one curvature means that when the microparticle comprises several curves, these curves have curvatures of the same radius.
  • the solid microparticles that may be used in the present invention may be mineral or organic.
  • microparticles that may be used in the present invention are such that their largest dimension ranges from 0.1 to 100 ⁇ , preferably from 0.1 to 50 ⁇ and more preferably from 0.5 to 20 ⁇ .
  • the microparticles that may be used in the present invention have a density ranging from 0.5 to 2.8 and preferably from 0.8 to 1 .5.
  • microparticles according to the invention are generally obtained by radical polymerization or by polycondensation.
  • radiopolymerization means polymerization of at least one ethylenic monomer.
  • the microparticles according to the invention contain, or even are formed from, a polymer chosen from polyacrylates, polymethyl methacrylate (PMMA) and polystyrenes.
  • a polymer chosen from polyacrylates, polymethyl methacrylate (PMMA) and polystyrenes.
  • polycondensation means polymerization between two monomers with elimination of a small molecule.
  • the microparticles according to the invention contain, or even are formed from, a polymer chosen from polysilicones, polyurethanes and polyesters.
  • the microparticles comprise at least one concave part and at least one convex part, and the microparticles more particularly have a hollow hemispherical shape, i.e. of "bowl" type.
  • the "bowl"-shaped microparticles may comprise or be formed from a silicone material, and preferably comprise or are formed from a silicone material.
  • the concave particles present in the composition according to the invention are silicone particles, in particular hollow sphere portions formed from a silicone material.
  • Said particles preferably have a mean diameter ranging from 0.1 ⁇ to 20 ⁇ and preferentially from 0.5 to 15 ⁇ .
  • mean diameter means the largest dimension of the particle.
  • the hollow sphere portions used in the composition according to the invention have the form of truncated hollow spheres, having only one orifice communicating with their central cavity, and having a horseshoe-shaped or bowl- shaped cross section.
  • the silicone material is a crosslinked polysiloxane of three-dimensional structure; it preferably comprises, or even is formed from, units of formula (I) Si0 2 and of formula (II) R 1 SiOi .5 , in which R 1 denotes an organic group bearing a carbon atom directly linked to the silicon atom.
  • the solid microparticles are in the form of bowls and comprise, or even are formed from, units of formula (I) Si0 2 and of formula (II) R 1 SiOi .5 , in which R 1 denotes an organic group bearing a carbon atom directly linked to the silicon atom.
  • the organic group R 1 may be a reactive organic group; R 1 may more particularly be an epoxy group, a (meth)acryloxy group, an alkenyl group, a mercaptoalkyi, aminoalkyi or haloalkyl group, a glyceroxy group, a ureido group, a cyano group and, preferably, an epoxy group, a (meth)acryloxy group, an alkenyl group or a mercaptoalkyi or aminoalkyi group.
  • These groups generally contain from 2 to 6 carbon atoms and especially from 2 to 4 carbon atoms.
  • the organic group R 1 may also be an unreactive organic group; Ri may then more particularly be a C1-C4 alkyl group, especially a methyl, ethyl, propyl or butyl group, or a phenyl group, and preferably a methyl group.
  • Epoxy groups that may be mentioned include a 2-glycidoxyethyl group, a 3- glycidoxypropyl group and a 2-(3,4-epoxycyclohexyl)propyl group.
  • (Meth)acryloxy groups that may be mentioned include a 3- methacryloxypropyl group and a 3-acryloxypropyl group.
  • Alkenyl groups that may be mentioned include vinyl, allyl and isopropenyl groups.
  • Mercaptoalkyl groups that may be mentioned include mercaptopropyl and mercaptoethyl groups.
  • Aminoalkyl groups that may be mentioned include a 3-(2- aminoethyl)aminopropyl group, a 3-aminopropyl group and an N,N- dimethylaminopropyl group.
  • Haloalkyl groups that may be mentioned include a 3-chloropropyl group and a trifluoropropyl group.
  • Glyceroxy groups that may be mentioned include a 3-glyceroxypropyl group and a 2-glyceroxyethyl group.
  • a ureido group that may be mentioned is a 2-ureidoethyl group.
  • Cyano groups that may be mentioned include cyanopropyl and cyanoethyl groups.
  • the silicone material comprises the units (I) and (II) in a unit (l)/unit (II) mole ratio ranging from 30/70 to 50/50 and preferably ranging from 35/65 to 45/55.
  • the silicone material particles may especially be obtained according to a process comprising:
  • Step (a) corresponds to a hydrolysis reaction and step (b) corresponds to a condensation reaction.
  • the mole ratio of compound (III) to compound (IV) usually ranges from 30/70 to 50/50, advantageously from 35/65 to 45/45 and is preferentially 40/60.
  • the weight ratio of water to the total of compounds (III) and (IV) preferably ranges from 10/90 to 70/30.
  • the order of introduction of compounds (III) and (IV) generally depends on their rate of hydrolysis.
  • the temperature of the hydrolysis reaction generally ranges from 0 to 40°C and usually does not exceed 30°C to avoid premature condensation of the compounds.
  • C1-C4 alkoxy groups that may be mentioned include methoxy and ethoxy groups
  • alkoxyethoxy groups containing a C1-C4 alkoxy group mention may be made of methoxyethoxy and butoxyethoxy groups;
  • C2-C4 alkoxy groups that may be mentioned include acetoxy and propioxy groups
  • ⁇ , ⁇ -dialkylamino groups containing C1-C4 alkyl groups mention may be made of dimethylamino and diethylamino groups;
  • Halogen atoms that may be mentioned include chlorine and bromine atoms.
  • Compounds of formula (III) that may be mentioned include tetramethoxysilane, tetraethoxysilane, tetrabutoxysilane, trimethoxyethoxysilane, tributoxyethoxysilane, tetraacetoxysilane, tetrapropioxysilane, tetraacetoxysilane, tetra(dimethylamino)silane, tetra(diethylamino)silane, silane tetraol, chlorosilane triol, dichlorodisilanol, tetrachlorosilane and chlorotrihydrogenosilane.
  • the compound of formula (III) is chosen from tetramethoxysilane, tetraethoxysilane and tetrabutoxysilane, and mixtures thereof.
  • the compound of formula (III) leads, after the polymerization reaction, to the formation of the units of formula (I).
  • the compound of formula (IV) leads, after the polymerization reaction, to the formation of the units of formula (II).
  • the group R in the compound of formula (IV) has the meaning as described for the group R 1 for the compound of formula (II).
  • compounds of formula (IV) comprising an unreactive organic group R mention may be made of methyltrimethoxysilane, ethyltriethoxysilane, propyltributoxysilane, butyltributoxysilane, phenyltrimethoxyethoxysilane, methyltributoxyethoxysilane, methyltriacetoxysilane, methyltripropioxysilane, methyltriacetoxysilane, methyltri(dimethylamino)silane, methyltri(diethylamino)silane, methylsilanetriol, methylchlorodisilanol, methyltrichlorosilane and methyltrihydrogenosilane.
  • silanes containing an epoxy group for instance 3- glycidoxypropyltrimethoxysilane, 3-glycidoxypropyltriethoxysilane, 2-(3,4- epoxycyclohexyl)ethyltrimethoxysilane, 3-glycidoxypropylmethyldimethoxysilane, 3- glycidoxypropylmethyldimethoxysilane, 2-glycidoxyethylmethyldimethoxysilane, 3- glycidoxypropyldimethylmethoxysilane and 2-glycidoxyethyldimethylmethoxysilane;
  • silanes containing an alkenyl group for instance vinyltrimethoxysilane, allyltrimethoxysilane and isopropenyltrimethoxysilane;
  • silanes containing a mercapto group for instance mercaptopropyltrimethoxysilane and mercaptoethyltrimethoxysilane;
  • silanes containing an aminoalkyl group for instance 3- aminopropyltrimethoxysilane, 3-(2-aminoethyl)aminopropyltrimethoxysilane, N,N- dimethylaminopropyltrimethoxysilane and N,N-dimethylaminoethyltrimethoxysilane;
  • - silanes containing a haloalkyl group for instance 3- chloropropyltrimethoxysilane and trifluoropropyltrimethoxysilane;
  • silanes containing a glyceroxy group for instance 3- glyceroxypropyltrimethoxysilane and bis(3-glyceroxypropyl)dimethoxysilane;
  • - silanes containing a ureido group for instance 3- ureidopropyltrimethoxysilane, 3-ureidopropylmethyldimethoxysilane and 3- ureidopropyldimethylmethoxysilane;
  • - silanes containing a cyano group for instance cyanopropyltrimethoxysilane, cyanopropylmethyldimethoxysilane and cyanopropyldimethylmethoxysilane.
  • the compound of formula (IV) comprising a reactive organic group R is chosen from silanes containing an epoxy group, silanes containing a (meth)acryloxy group, silanes containing an alkenyl group, silanes containing a mercapto group and silanes containing an aminoalkyl group.
  • Examples of compounds (III) and (IV) that are preferred for the implementation of this invention are, respectively, tetraethoxysilane and methyltrimethoxysilane.
  • Hydrolysis and polymerization catalysts that may be used, independently, include basic catalysts such as sodium hydroxide, potassium hydroxide, sodium carbonate, sodium hydrogen carbonate and aqueous ammonia, or amines such as trimethylamine, triethylamine or tetramethylammonium hydroxide, or acidic catalysts such as organic acids, for instance, citric acid, acetic acid, methanesulfonic acid, p- toluenesulfonic acid, dodecylbenzenesulfonic acid or dodecylsulfonic acid, or mineral acids such as hydrochloric acid, sulfuric acid or phosphoric acid.
  • basic catalysts such as sodium hydroxide, potassium hydroxide, sodium carbonate, sodium hydrogen carbonate and aqueous ammonia
  • amines such as trimethylamine, triethylamine or tetramethylammonium hydroxide
  • acidic catalysts such as organic acids, for instance, citric acid, acetic acid, methan
  • the surfactant used is preferably a nonionic or anionic surfactant or a mixture thereof.
  • Sodium dodecylbenzenesulfonate may be used as anionic surfactant.
  • the end of the hydrolysis is marked by the disappearance of the water-insoluble products (III) and (IV) and the production of a homogeneous liquid layer.
  • the condensation step (b) may use the same catalyst as the hydrolysis step or another catalyst chosen from those mentioned above.
  • a suspension in water of fine organosilicone particles is obtained, which may then optionally be separated from their medium.
  • the process described above may thus comprise an additional filtration step, for example on a membrane filter, of the product resulting from step (b), optionally followed by a step of centrifugation of the filtrate intended to separate the particles from the liquid medium, and then a step of drying the particles.
  • Other separation methods may obviously be used.
  • Horseshoe-shaped hollow sphere portions are described in patent application JP-A-2000-191 789.
  • Figure 1 of FR 2 902 654 illustrates a concave particle in the form of sphere portions with a bowl-shaped cross section.
  • the width W2 corresponds to the diameter of the particles.
  • these concave portions are formed (in a section perpendicular to a plane of the aperture delimited by the hollow sphere portion) of a small inner arc (1 1 ), a large outer arc (21 ) and segments (31 ) that connect the ends of the respective arcs, the width (W1 ) between the two ends of the small inner arc (1 1 ) ranging from 0.01 to 8 ⁇ and preferably from 0.02 to 6 ⁇ on average, the width (W2) between the two ends of the large outer arc (21 ) ranging from 0.05 to 10 ⁇ and preferably from 0.06 to 8 ⁇ on average and the height (H) of the large outer arc (21 ) ranging from 0.015 to 8 ⁇ and preferably from 0.03 to 6 ⁇ on average.
  • the sizes mentioned above are obtained by calculating the mean of the sizes of one hundred particles chosen from an image obtained using a scanning electron microscope.
  • the solid microparticles according to the invention are formed from methylsilanol/silicate crosslinked polymer (INCI name: methylsilanol/silicate crosspolymer).
  • the concave silicone particles in particular the bowls, have a mean diameter of less than or equal to 5 ⁇ , especially ranging from 0.1 ⁇ to 5 ⁇ , preferentially ranging from 0.2 to 5 ⁇ , more preferentially ranging from 0.5 to 4 ⁇ and even more preferably ranging from 0.5 to 3 ⁇ .
  • the microparticles that may be used according to the invention are non-spherical fine particles in the form of polygons having at least six concave faces. These particles are characterized by a mean value of the maximum outside diameters of said individual non-spherical fine particles ranging from 0.1 to 20 ⁇ ; a mean value of the ratio between the minimum outside diameters and the maximum outside diameters of said individual non-spherical fine particles ranging from 0.60 to 0.97; and a mean number of concave surfaces, whose ratio of the relative maximum diameter to the maximum outside diameter ranges from 0.50 to 0.90, ranging from 6 to 14 per non-spherical fine particle.
  • non-spherical fine particles in the form of polygons having at least six concave faces that may be used according to the invention are also known as "polytopes" or “ossicles”, and the largest dimension of these particles preferably ranges from 1 to 10 ⁇ ).
  • microparticles that may be used according to the invention are particles of non-(hemi)spherical shape, in particular fusiform shape, also known as a "rugby ball” shape.
  • organic silicone microparticles comprising a polysiloxane crosslinked structure, of spherical overall shape and having a multitude of dimples at their surface.
  • microparticles of this type and processes for obtaining them are described especially in Japanese patent JP 38 46667 filed by Takemoto Oil & Fat.
  • the total amount of solid microparticles comprising at least one curved part and at least one break in the curvature of said curved part ranges from 0.01 % to 5%, preferably from 0.1 % to 4% by weight and even more preferentially from 0.1 % to 3% by weight relative to the total weight of the emulsion.
  • the solid microparticles according to the invention comprise one or more curvatures, preferably several curvatures.
  • the solid microparticles according to the invention have a hollow hemispherical shape, i.e. of "bowl” type.
  • composition according to the invention comprises at least three oily phases; i.e. at least a first oily phase comprising at least one oil chosen from silicone oils and fluoro oils, at least a second oily phase comprising at least one oil chosen from silicone oils and fluoro oils and at least a third oily phase comprising at least one nonvolatile or volatile oil.
  • the first oily phase, the second oily phase and the third oily phase are immiscible at room temperature, and at atmospheric pressure (760 mmHg/1.013x10 5 Pa).
  • the term "immiscible oily phases” means that the mixing of the oily phases, in pairs, does not lead to a homogeneous one-phase solution. Said mixing is performed with the same weight amount of each oil.
  • oil means a compound whose viscosity is not more than 200 000 cPs (200 Pa.s) at 25°C. Also, for the purposes of the invention, an “oil” is immiscible with water (mixing performed with the same weight amount of water).
  • the viscosities are measured according to the following protocol: The viscosity is measured at 25°C ⁇ 0.5°C using a Haake RS600 controlled- stress rheometer from the company Thermo Rheo equipped with a spindle of cone/plate geometry with a diameter of between 2 cm and 6 cm and an angle of between 1 ° and 2°, the choice of the spindle depending on the viscosity to be measured (the more fluid the formulation, the greater the diameter of the chosen cone and the smaller the angle).
  • the measurement is performed by applying on the oil sample a logarithmic ramp of shear gradient ⁇ ' ranging from 10 "3 s "1 to 1000 s "1 for a duration of 5 minutes.
  • the rheogram representing the change in viscosity as a function of the shear gradient ⁇ ' is then plotted.
  • the value under consideration is that of the viscosity at 500 s "1 .whether it is measured at this gradient or extrapolated by the plot if no experimental point corresponds to this value.
  • oils are said to be "immiscible" when mixing them leads to a separation of phases according to the following protocols:
  • the two oils to be evaluated are introduced (5 g/5 g) at room temperature into a conical-tipped plastic centrifuge tube (ref. Corning® 15ml_ PET Centrifuge Tubes, Rack Packed with Plug Seal Cap, Sterile (Product #430055), which is placed in a Vortex Genie 2 machine. Stirring is performed at speed 10 for 10 seconds, followed by manual inversion of the tube before replacing it in the Vortex machine. This cycle is repeated three times in succession. The mixture is then left to stand at room temperature for 48 hours.
  • a conical-tipped plastic centrifuge tube ref. Corning® 15ml_ PET Centrifuge Tubes, Rack Packed with Plug Seal Cap, Sterile (Product #430055)
  • Stirring is performed at speed 10 for 10 seconds, followed by manual inversion of the tube before replacing it in the Vortex machine. This cycle is repeated three times in succession. The mixture is then left to stand at room temperature for 48 hours.
  • the mixture of the two oils (5 g/5 g) is placed in an oven at 50°C for 30 minutes before performing the three stirring cycles described previously.
  • the mixture is observed using a phase-contrast microscope, at room temperature (about 25°C). If a continuous phase and a dispersed phase in the form of drops are observed, the phases are said to be “separated” and the oily phases are considered as immiscible.
  • composition according to the invention comprises at least a first oily phase containing at least one non-volatile oil, at least a second oily phase containing at least one non-volatile oil and at least a third oily phase containing at least one volatile or non-volatile oil.
  • the first, second and third oily phases each contain at least one non-volatile oil.
  • non-volatile refers to an oil whose vapour pressure at room temperature (25°C) and atmospheric pressure is non-zero and is less than 10 "3 mmHg (0.13 Pa).
  • volatile refers to an oil that can evaporate on contact with the skin in less than one hour, at room temperature and atmospheric pressure.
  • volatile oil means an oil which has a non-zero vapour pressure, at room temperature (25°C) and atmospheric pressure, in particular having a vapour pressure ranging from 0.13 Pa to 40 000 Pa, preferably ranging from 1 .3 Pa to 13 000 Pa and preferentially ranging from 1.3 Pa to 1300 Pa.
  • the first oily phase comprises at least one oil chosen from silicone oils and fluoro oils and the second oily phase comprises at least one oil chosen from silicone oils and fluoro oils.
  • the oils constituting the first oily phase are chosen from silicone oils and fluoro oils or mixtures thereof, and more particularly from non-volatile non- phenyl silicone oils; non-volatile phenyl silicone oils, optionally bearing at least one dimethicone fragment; fluoro oils; or mixtures thereof.
  • the oils constituting the second oily phase are chosen from silicone oils and fluoro oils or mixtures thereof, and more particularly from non-volatile non-phenyl silicone oils; non-volatile phenyl silicone oils, optionally bearing at least one dimethicone fragment; fluoro oils; or mixtures thereof.
  • the first oily phase comprises at least one oil that is immiscible with at least one oil of the second oily phase.
  • This first oily phase may be the continuous phase or the dispersed phase.
  • This second oily phase may be the continuous phase or the dispersed phase.
  • sicone oil means an oil containing at least one silicon atom, and especially containing Si-0 groups.
  • fluoro oil means an oil containing at least one fluorine atom. 1 .
  • Non-volatile non-phenyl silicone oils are non-volatile non-phenyl silicone oils
  • non-phenyl silicone oil denotes a silicone oil not bearing any phenyl substituents.
  • non-volatile non-phenyl silicone oils which may be mentioned include polydimethylsiloxanes; alkyl dimethicones; vinylmethyl methicones; and also silicones modified with aliphatic groups and/or with functional groups such as hydroxyl, thiol and/or amine groups.
  • dimethylsiloxane (INCI name) corresponds to a polydimethylsiloxane (chemical name).
  • these oils may be chosen from the following non-volatile non- phenyl silicone oils:
  • PDMS polydimethylsiloxanes
  • - PDMSs comprising aliphatic groups, in particular alkyl or alkoxy groups, which are pendent and/or at the end of the silicone chain, these groups each comprising from 2 to 24 carbon atoms.
  • alkyl or alkoxy groups which are pendent and/or at the end of the silicone chain, these groups each comprising from 2 to 24 carbon atoms.
  • cetyl dimethicone sold under the commercial reference Abil Wax 9801 from Evonik Goldschmidt.
  • - PDMSs comprising at least one aliphatic group and/or at least one functional group such as hydroxyl, thiol and/or amine groups,
  • the non-volatile non-phenyl silicone oil is preferably chosen from nonvolatile dimethicone oils.
  • these non-volatile non-phenyl silicone oils are chosen from polydimethylsiloxanes; alkyl dimethicones and also PDMSs comprising at least one aliphatic group, in particular C 2 -C 2 4 alkyl groups and/or at least one functional group such as hydroxyl, thiol and/or amine groups.
  • the non-phenyl silicone oil may be chosen in particular from silicones of formula ( ⁇ ):
  • R5 and R 6 are, together or separately, an alkyl radical containing from 1 to 6 carbon atoms,
  • R 3 and R 4 are, together or separately, an alkyl radical containing from 1 to 6 carbon atoms, a vinyl radical, an amine radical or a hydroxyl radical,
  • X is an alkyl radical containing from 1 to 6 carbon atoms, a hydroxyl radical or an amine radical,
  • n and p are integers chosen so as to have a fluid compound, in particular whose viscosity at 25°C is between 9 centistokes (cSt) (9 x 10 "6 m 2 /s) and 800 000 cSt (i.e. between 8 mPa.s and 720 000 mPa.s).
  • cSt centistokes
  • non-volatile non-phenyl silicone oils that may be used according to the invention, mention may be made of those for which:
  • the substituents Ri to R 6 and X represent a methyl group
  • p and n are such that the viscosity is 500 000 cSt (i.e. 450 000 mPa.s), for example the product sold under the name SE30 by the company General Electric, the product sold under the name AK 500000 by the company Wacker, the product sold under the name Mirasil DM 500 000 by the company Bluestar, and the product sold under the name Dow Corning 200 Fluid 500 000 cSt (i.e. 450 000 mPa.s) by the company Dow Corning,
  • the substituents Ri to R 6 and X represent a methyl group
  • p and n are such that the viscosity is 60 000 cSt (54 000 mPa.s), for example the product sold under the name Dow Corning 200 Fluid 60 000 CS by the company Dow Corning, and the product sold under the name Wacker Belsil DM 60 000 by the company Wacker,
  • the substituents Ri to R 6 and X represent a methyl group
  • p and n are such that the viscosity is 100 cSt (i.e. 90 mPa.s) or 350 cSt (i.e. 315 mPa.s), for example the products sold respectively under the names Belsil DM100 Dimethicone from Wacker, Dow Corning 200 Fluid 350 CS and Dow Corning® SH 200 Fluid 100 CS by the company Dow Corning,
  • the substituents Ri to R 6 represent a methyl group
  • the group X represents a hydroxyl group
  • n and p are such that the viscosity is 700 cSt (630 mPa.s), for example the product sold under the name Baysilone Fluid TO.7 by the company Momentive.
  • phenylated silicone oil or "phenyl silicone oil” denotes a silicone oil bearing at least one phenyl substituent.
  • phenyl silicone oils may be chosen from those which also bear at least one dimethicone fragment, or from those which do not bear any.
  • dimethicone fragment denotes a divalent siloxane group in which the silicon atom bears two methyl radicals, this group not being located at the ends of the molecule. According to the invention, a dimethicone fragment corresponds to the following unit: -Si(CH3)2-0-.
  • the non-volatile phenyl silicone oil may thus be chosen from:
  • the groups R which are monovalent or divalent, represent, independently of each other, a methyl or a phenyl, with the proviso that at least one group R represents a phenyl.
  • the phenyl silicone oil comprises at least three, for example at least four, at least five or at least six, phenyl groups.
  • the compound of formula (II) comprises at least three, for example at least four or at least five, phenyl groups.
  • Examples that may be mentioned include mixtures of triphenyl-, tetraphenyl- or pentaphenyl-organopolysiloxanes.
  • phenyl silicone oils which do not bear a dimethicone fragment, corresponding to formula (II) in which at least 4 or at least 5 radicals R represent a phenyl radical, the remaining radicals representing methyls.
  • non-volatile phenyl silicone oils are preferably trimethylpentaphenyltrisiloxane or tetramethyltetraphenyltrisiloxane. They are in particular sold by Dow Corning under the reference PH-1555 HRI or Dow Corning 555 Cosmetic Fluid (chemical name: 1 ,3,5-trimethyl-1 ,1 ,3,5,5-pentaphenyltrisiloxane; INCI name: trimethylpentaphenyltrisiloxane), or the tetramethyltetraphenyltrisiloxane sold under the reference Dow Corning 554 Cosmetic Fluid by Dow Corning may also be used.
  • - to Rio independently of each other, are saturated or unsaturated, linear, cyclic or branched, preferably saturated or unsaturated, linear or branched, C C 3 o hydrocarbon-based radicals,
  • n, p and q are, independently of each other, integers between 0 and 900, with the proviso that the sum m+n+q is other than 0.
  • the sum m+n+q is between 1 and 100.
  • the sum m+n+p+q is between 1 and 900 and preferably between 1 and 800.
  • q is equal to 0.
  • Ri to Rio independently of each other, represent a linear or branched C1-C30 alkyl radical, preferably Ci-C 2 o and more particularly C Ci 6 alkyl, or a monocyclic or polycyclic C 6 -Ci 4 and in particular C10-C13 aryl radical, or an aralkyl radical, the alkyl part of which is preferably C1-C3 alkyl.
  • Ri to R10 may each represent a methyl, ethyl, propyl, butyl, isopropyl, decyl, dodecyl or octadecyl radical, or alternatively a phenyl, tolyl, benzyl or phenethyl radical.
  • Ri to R10 may in particular be identical, and in addition may be a methyl radical.
  • phenyl silicone oils optionally bearing at least one dimethicone fragment corresponding to formula (VI) below, and mixtures thereof:
  • R-i to R 6 independently of each other, are saturated or unsaturated, linear, cyclic or branched, preferably saturated or unsaturated, linear or branched, C1-C30 hydrocarbon-based radicals, a preferably C 6 -Ci 4 aryl radical or an aralkyl radical, the alkyl part of which is CrC 3 alkyl,
  • n and p are, independently of each other, integers between 0 and 100, with the proviso that the sum n+m is between 1 and 100.
  • Ri to R 6 independently of each other, represent a C1-C30, preferably Ci-C 2 o and in particular Ci-Ci 6 , alkyl radical, or a C 6 -Ci 4 aryl radical which is monocyclic (preferably C 6 ) or polycyclic and in particular C1 0 -C13, or an aralkyl radical (preferably the aryl part is C 6 aryl; the alkyl part is C1-C3 alkyl).
  • Ri to R 6 may each represent a methyl, ethyl, propyl, butyl, isopropyl, decyl, dodecyl or octadecyl radical, or alternatively a phenyl, tolyl, benzyl or phenethyl radical.
  • Ri to R 6 may in particular be identical, and in addition may be a methyl radical.
  • m 1 or 2 or 3
  • the non-volatile phenyl silicone oil is chosen from phenyl silicone oils bearing at least one dimethicone fragment.
  • Ri to R 6 are methyl radicals.
  • the silicone oil is preferably chosen from a diphenyl dimethicone such as KF-54 from Shin-Etsu, KF54HV from Shin-Etsu, KF-50- 300CS from Shin-Etsu, KF-53 from Shin-Etsu or KF-50-100CS from Shin-Etsu.
  • non-volatile phenyl silicone bearing at least one dimethicone fragment p is between 1 and 1000 and m is more particularly such that compound (VII) is a non-volatile oil.
  • Use may be made, for example, of polyphenyltrimethylsiloxydimethylsiloxane, sold in particular under the reference Belsil PDM 1000 by the company Wacker.
  • non-volatile phenyl silicone not bearing a dimethicone fragment p is equal to 0 and m is between 1 and 1000, and in particular is such that compound (VII) is a non-volatile oil.
  • Phenyltrimethylsiloxytrisiloxane sold in particular under the reference Dow Corning 556 Cosmetic Grade Fluid (DC556), may, for example, be used.
  • DC556 Cosmetic Grade Fluid
  • R independently of each other, represent a saturated or unsaturated, cyclic or branched, preferably saturated or unsaturated, linear or branched, d- C 3 o hydrocarbon-based radical; more particularly, R represent a C1-C30 alkyl radical, an aryl radical, preferably a C 6 -Ci 4 aryl radical, or an aralkyl radical, the alkyl part of which is C1-C3 alkyl,
  • n are, independently of each other, integers between 0 and 100, with the proviso that the sum n+m is between 1 and 100.
  • R independently of each other, represent a linear or branched C1-C30 and in particular a C1-C20, in particular Ci-Ci 6 alkyl radical, a monocyclic or polycyclic C 6 -Ci 4 , and in particular C10-C13, aryl radical, or an aralkyl radical of which preferably the aryl part is C 6 aryl and the alkyl part is C1-C3 alkyl.
  • the groups R may each represent a methyl, ethyl, propyl, butyl, isopropyl, decyl, dodecyl or octadecyl radical, or alternatively a phenyl, tolyl, benzyl or phenethyl radical.
  • the groups R may in particular be identical, and in addition may be a methyl radical.
  • n 1 or 2 or 3
  • n is an integer between 0 and 100 and m is an integer between 1 and 100, with the proviso that the sum n+m is between 1 and 100, in formula (VIII).
  • R is a methyl radical.
  • a phenyl silicone oil of formula (VIII) with a viscosity at 25°C of between 5 and 1500 mm 2 /s (i.e. 5 to 1500 cSt), and preferably with a viscosity of between 5 and 1000 mm 2 /s (i.e. 5 to 1000 cSt), may be used.
  • diphenylsiloxyphenyl trimethicone oil when m and n are between 1 and 100
  • KF56 A from Shin Etsu
  • the Silbione 70663V30 oil from Rhone-Poulenc
  • phenyl silicone oils optionally bearing at least one dimethicone fragment corresponding to the following formula, and mixtures thereof:
  • Ri , R2, R5 and R 6 which may be identical or different, are an alkyl radical containing 1 to 6 carbon atoms,
  • R 3 and R 4 which may be identical or different, are an alkyl radical containing from 1 to 6 carbon atoms or an aryl radical (preferably C 6 -Ci 4 ), with the proviso that at least one of R 3 and R 4 is a phenyl radical,
  • X is an alkyl radical containing from 1 to 6 carbon atoms, a hydroxyl radical or a vinyl radical,
  • n and p being an integer greater than or equal to 1 , chosen so as to give the oil a weight-average molecular weight of less than 200 000 g/mol, preferably less than 150 000 g/mol and more preferably less than 100 000 g/mol. f) and a mixture thereof.
  • the oil(s) constituting the first oily phase and/or the second oily phase are chosen from fluoro oils.
  • the fluoro oils that may be used according to the invention may be chosen from fluorosilicone oils, fluoro polyethers and fluorosilicones especially as described in document EP-A-847 752, and perfluoro compounds.
  • perfluoro compounds means compounds in which all the hydrogen atoms have been replaced with fluorine atoms.
  • the fluoro oil according to the invention is chosen from perfluoro oils.
  • perfluoro oils that may be used in the invention, mention may be made of perfluorodecalins and perfluoroperhydrophenanthrenes.
  • the fluoro oil is chosen from perfluoroperhydrophenanthrenes, and especially the Fiflow® products sold by the company Creations Couliv.
  • the fluoro oil whose I NCI name is perfluoroperhydrophenanthrene sold under the reference Fiflow 220 by the company F2 Chemicals.
  • the first oily phase comprises at least one oil chosen from non- volatile phenyl silicone oils optionally bearing a dimethicone fragment, and more preferentially the first oily phase comprises at least one oil not bearing any dimethicone fragments.
  • the oil constituting the first oily phase is 1 ,3,5-trimethyl-1 ,1 ,3,5,5- pentaphenyltrisiloxane.
  • the second oily phase comprises at least one oil chosen from non-volatile phenyl silicone oils optionally bearing at least one dimethicone fragment, and more preferentially the second oily phase comprises at least one oil bearing at least one dimethicone fragment.
  • the oil constituting the second oily phase is polyphenyltrimethylsiloxydimethylsiloxane.
  • the first oily phase comprises at least one oil chosen from nonvolatile phenyl silicone oils not bearing any dimethicone fragments that are immiscible with the second oily phase comprising at least one oil chosen from non-volatile phenyl silicone oils bearing at least one dimethicone fragment.
  • composition according to the invention more particularly comprises a content of first oily phase and second oily phase of between 5% and 60% by weight, preferably between 10% and 50% by weight and even more preferentially between 20% and 50% by weight relative to the total weight of the composition.
  • composition according to the invention more particularly comprises a content of first oily phase of between 2% and 40% by weight, preferably between 5% and 35% by weight and even more preferentially between 10% and 35% by weight relative to the total weight of the composition.
  • composition according to the invention more particularly comprises a content of second oily phase of between 2% and 40% by weight, preferably between 5% and 35% by weight and even more preferentially between 10% and 35% by weight relative to the total weight of the composition.
  • the third oily phase comprises at least one volatile or non-volatile oil.
  • the third oily phase comprises at least one non-volatile oil.
  • the third oily phase comprising at least one volatile or nonvolatile oil is immiscible with the first oily phase and with the second oily phase at room temperature and at atmospheric pressure (760 mmHg/1.013x10 5 Pa).
  • This third oily phase may be the continuous phase or the dispersed phase.
  • the third oily phase is the continuous phase.
  • the oil(s) constituting the third oily phase may advantageously be chosen from polar hydrocarbon-based non-volatile oils, in particular chosen from non-volatile oils comprising not more than one free hydroxyl group or not comprising any, or from non-volatile oils comprising at least two free hydroxyl groups, or from apolar hydrocarbon-based non-volatile oils, or mixtures thereof.
  • the oil(s) constituting the third oily phase are chosen from silicone oils that are immiscible with the oil(s) of the first oily phase and of the second oily phase. That which has been described previously regarding the first oily phase and the second oily phase is applicable in the present case. Reference may thus be made thereto.
  • polar hydrocarbon-based oil means an oil formed essentially from, or even constituted by, carbon and hydrogen atoms, and also heteroatoms such as oxygen and nitrogen atoms, and not containing any silicon or fluorine atoms.
  • It may thus contain alcohol, ester, ether, carboxylic acid, amine and/or amide groups.
  • hydrocarbon-based non-volatile polar oil may be chosen from the list of oils below, and mixtures thereof: a) non-volatile oils comprising not more than one free hydroxyl group or not comprising any
  • the oil(s) constituting the third oily phase may be chosen from non-volatile hydrocarbon-based oils comprising not more than one free hydroxyl group, or not comprising any.
  • oils of this type mention may be made of: i) Ester oils
  • Hydrocarbon-based plant oils such as liquid triglycerides of fatty acids containing from 4 to 40 carbon atoms and more particularly from 4 to 24 carbon atoms. Examples that may be mentioned include heptanoic or octanoic acid triglycerides, jojoba oil, sesame oil and ximenia seed oil, or mixtures thereof.
  • Synthetic glycerides such as those of capric/caprylic acids, C18-36 acid triglyceride (Dub TGI 24 from Stearineries Dubois).
  • Monoesters or diesters obtained from a saturated or unsaturated, aromatic or non-aromatic monocarboxylic or dicarboxylic fatty acid in particular comprising from 4 to 40 and in particular from 4 to 24 carbon atoms, optionally comprising a free hydroxyl, on the one hand, and from a saturated or unsaturated, aromatic or non- aromatic monoalcohol or polyol, comprising from 2 to 40 and in particular from 3 to 24 carbon atoms, on the other hand; the number of carbon atoms (excluding the carbonyl group) being at least 12 and preferably at least 16, the ester comprising at most one free hydroxyl, if it contains any.
  • purcellin oil cetostearyl octanoate
  • isononyl isononanoate C12 to C18 alkyl benzoate such as 2-octyldodecyl benzoate, 2-ethylhexyl palmitate, octyldodecyl neopentanoate, 2- octyldodecyl stearate, 2-octyldodecyl erucate, oleyl erucate, isostearyl isostearate, alcohol or polyalcohol, preferably diol, octanoates, decanoates or ricinoleates, isopropyl myristate, isopropyl palmitate, butyl stearate, hexyl laurate, 2-ethylhexyl palmitate, 2-hexyldecyl laur
  • - Fatty acid monoesters and diesters in particular of C4-C22 and preferably C6-C22, and especially of octanoic acid, heptanoic acid, lanolic acid, oleic acid, lauric acid or stearic acid, and of C3-C6 glycol, for instance propylene glycol dioctanoate, propylene glycol monoisostearate or neopentyl glycol diheptanoate, are also suitable for use.
  • Hydroxylated monoesters and diesters preferably with a total carbon number ranging from 20 to 70, for instance isostearyl lactate, octyl hydroxystearate, octyldodecyl hydroxystearate or diisostearyl malate.
  • Pentaerythritol esters of C6-C22 fatty monoacids or diacids for instance the mixture of esters of pentaerythritol and of isostearic, capric, caprylic and adipic acids (Supermol-L from Croda).
  • Polyesters comprising at least three ester functions, of saturated, unsaturated or aromatic, linear, branched or cyclic, optionally hydroxylated, C 4 -C 4 o monocarboxylic or polycarboxylic acids and, respectively, of C 2 -C 0 and preferably C 3 - C 4 o polyols or monoalcohols; said polyester optionally comprising at least one free hydroxyl.
  • oils comprising three ester functions, of a monohydroxylated acid comprising three carboxylic functions, and of a C2-C4 monoalcohol, in particular triethyl citrate.
  • Esters of branched fatty alcohols or of branched fatty acids are also suitable for use.
  • pentaerythrityl tetraisostearate 1202 g/mol
  • glyceryl tris(2-decyl)tetradecanoate 1 143 g/mol
  • polyesters resulting from the esterification of at least one hydroxylated carboxylic acid triglyceride with an aliphatic monocarboxylic acid and with an aliphatic dicarboxylic acid, which is optionally unsaturated, for instance the succinic acid and isostearic acid castor oil sold under the reference Zenigloss by Zenitech.
  • Non-volatile oils comprising at least two free hydroxyl groups:
  • the oil(s) constituting the third oily phase may be chosen from non-volatile hydrocarbon-based oils comprising at least two free hydroxyl groups and preferably at least three free hydroxyl groups.
  • the second oil(s) also comprise at least one ester function.
  • oils examples include:
  • hydrocarbon-based plant oils such as liquid triglycerides of fatty acids containing from 4 to 40 carbon atoms and comprising at least two free hydroxyl groups and advantageously at least three free hydroxyl groups, for instance castor oil;
  • R 1 represents a diol dimer residue obtained by hydrogenation of dilinoleic diacid
  • R 2 represents a hydrogenated dilinoleic diacid residue
  • h represents an integer ranging from 1 to 9
  • composition according to the invention may also comprise, as oil(s) present in the third oily phase, at least one apolar non-volatile hydrocarbon-based oil.
  • oils may be of plant, mineral or synthetic origin.
  • apolar oil means an oil formed essentially from, or even constituted by, carbon and hydrogen atoms, and not containing any oxygen, nitrogen, silicon or fluorine atoms.
  • the non-volatile apolar hydrocarbon-based oil may be chosen from linear or branched hydrocarbons of mineral or synthetic origin, such as:
  • composition according to the invention may also comprise, as oil(s) present in the third oily phase, at least one volatile silicone or hydrocarbon-based oil.
  • these volatile oils especially facilitate the application of the composition to the skin, the lips or the integuments.
  • These oils may be hydrocarbon-based oils or silicone oils optionally comprising alkyl or alkoxy groups that are pendent or at the end of the silicone chain, or a mixture of these oils.
  • volatile silicone oils that may be used in the invention, mention may be made of linear or cyclic silicone oils with a viscosity at room temperature of less than 8 cSt and especially containing from 2 to 7 silicon atoms, these silicones optionally comprising alkyl or alkoxy groups containing from 1 to 10 carbon atoms.
  • volatile silicone oils that may be used in the invention, mention may be made especially of octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, dodecamethylcyclohexasiloxane, heptamethylhexyltrisiloxane, heptamethyloctyltrisiloxane, hexamethyldisiloxane, octamethyltrisiloxane, decamethyltetrasiloxane, dodecamethylpentasiloxane and cyclohexadimethylsiloxane (sold under the reference Xiameter PMX-0246 Cyclohexasiloxane by the company Dow Corning), and mixtures thereof.
  • volatile hydrocarbon-based oils that may be used in the invention, mention may be made of volatile hydrocarbon-based oils containing from 8 to 16 carbon atoms, and mixtures thereof, especially branched C 8 -Ci 6 alkanes such as Cede isoalkanes (also known as isoparaffins), isododecane, isodecane, isohexadecane (sold under the name Isohexadecane by the company Ineos) and, for example, the oils sold under the trade names Isopar or Permethyl, and mixtures thereof.
  • isododecane Permethyl 99 A
  • C 8 -Ci 6 isoparaffins such as Isopar L, E, G or H, or mixtures thereof, optionally combined with decamethyltetrasiloxane or with cyclopentasiloxane.
  • ily phase means a phase composed solely of oil and free, for example, if they are present, of pasty fatty substances or of hydrocarbon-based resin with a number-average molecular weight of less than or equal to 10 000 g/mol.
  • the volatile oil(s), when they are used, are present in a content such that the three oily phases are immiscible within the meaning of the invention.
  • the composition according to the invention comprises a content of third oily phase of between 5% and 60% preferably between 10% and 55% and even more preferentially between 15% and 55% by weight relative to the total weight of the composition.
  • the third oily phase comprises at least one polar non-volatile hydrocarbon-based oil and at least one apolar non-volatile hydrocarbon-based oil and mixtures thereof, in particular a mixture of one or more polar non-volatile hydrocarbon- based oils and one or more apolar non-volatile hydrocarbon-based oils.
  • the polar non-volatile oil is an oil comprising not more than one free hydroxyl group or not comprising any, more preferentially a polyester comprising at least three ester functions, of saturated, unsaturated or aromatic, linear, branched or cyclic, optionally hydroxylated, C 4 -C 4 o monocarboxylic or polycarboxylic acids and, respectively, of C 2 -C 0 and preferably C 3 -C 0 polyols or monoalcohols; said polyester optionally comprising at least one free hydroxyl, even more preferentially pentaerythrityl tetraisostearate.
  • a polyester comprising at least three ester functions, of saturated, unsaturated or aromatic, linear, branched or cyclic, optionally hydroxylated, C 4 -C 4 o monocarboxylic or polycarboxylic acids and, respectively, of C 2 -C 0 and preferably C 3 -C 0 polyols or monoalcohols; said
  • the apolar non-volatile oil is chosen from linear or branched hydrocarbons of mineral or synthetic origin, such as polybutenes.
  • the composition may comprise at least one volatile oil. More particularly, the first oily phase and/or the second oily phase and/or the third oily phase may comprise at least one volatile oil. Reference may be made to that which has been detailed previously regarding the nature of these oils. These volatile oils represent less than 10% by weight, relative to the weight of the composition.
  • composition according to the invention may comprise at least one hydrocarbon-based resin (thus not comprising any silicon or fluorine atoms) with a number-average molecular weight of less than or equal to 10 000 g/mol.
  • the softening point of the resin ranges from 70 to 130°C, more particularly from 80 to 120°C and preferably from 90 to 1 10°C (standard ASTM E 28).
  • this number-average molecular weight ranges from 250 g/mol to 10 000 g/mol, preferably from 250 g/mol to 5000 g/mol, more preferentially from 250 g/mol to 2000 g/mol, or even from 250 g/mol to 1000 g/mol.
  • the number-average molecular weights (Mn) are determined by gel permeation liquid chromatography (THF solvent, calibration curve established with linear polystyrene standards, refractometric detector).
  • Aliphatic hydrocarbon-based resins that may especially be mentioned include:
  • - aliphatic pentanediene resins such as those derived from the majority polymerization of the 1 ,3-pentanediene (trans- or cis-piperylene) monomer and of minor monomers chosen from isoprene, butene, 2-methyl-2-butene, pentene and 1 ,4- pentanediene, and mixtures thereof. These resins may have a molecular weight ranging from 1000 to 2500 g/mol.
  • Such 1 ,3-pentanediene resins are sold, for example, under the references Piccotac 95 by the company Eastman Chemical, Escorez 1 102, Escorez 1304, Escorez 1310LC and Escorez 1315 by the company Exxon Chemicals, or Wingtack 95 by the company Cray Valley;
  • cyclopentanediene dimers such as those derived from the polymerization of dicyclopentanediene, methyldicyclopentanediene, other pentanediene dimers, and mixtures thereof.
  • These resins generally have a molecular weight ranging from 500 to 800 g/mol, for instance those sold under the reference Escorez 5380, Escorez 5300, Escorez 5400, Escorez 5415 or Escorez 5490 by the company ExxonMobil Chem., and the resins Sukorez SU-90, Sukorez SU-100, Sukorez SU-1 10, Sukorez SU-100S, Sukorez SU-200, Sukorez SU-210, Sukorez SU- 490 and Sukorez SU-400, by the company Kolon;
  • the resin may be, for example, the hydrogenated indene/methylstyrene/styrene copolymer sold under the name Regalite R1 1 10 by the company Eastman Chemical, or the aliphatic 1 ,3-pentanediene resin sold under the name Piccotac 1095 by the company Eastman Chemical.
  • the resin(s) according to the invention are chosen from aliphatic hydrocarbon-based resins.
  • the resin(s) according to the invention are chosen from hydrogenated indene/methylstyrene/styrene copolymers.
  • the content of resin according to the invention is from 0.5% to 30% preferably from 1 % to 25% and even more preferentially from 1.5% to 20% by weight relative to the total weight of the composition.
  • composition according to the invention advantageously comprises a resin content of greater than or equal to 0.5%, or even greater than or equal to 1 % and more particularly greater than or equal to 1 .5% by weight relative to the total weight of the composition.
  • composition according to the invention may also comprise at least one pasty fatty substance.
  • this pasty fatty substance is water-immiscible.
  • the term "pasty” refers to a compound that undergoes a reversible solid/liquid change of state, having anisotropic crystalline organization in the solid state, and comprising, at a temperature of 23°C, a liquid fraction and a solid fraction.
  • the starting melting point of the pasty fatty substance may be less than 23°C.
  • the liquid fraction of the pasty fatty substance measured at 23°C may represent 9% to 97% by weight of the pasty compound. This liquid fraction at 23°C preferably represents between 15% and 85% and more preferably between 40% and 85% by weight.
  • the melting point corresponds to the temperature of the most endothermic peak observed in thermal analysis (DSC) as described in the standard ISO 1 1357-3; 1999.
  • the melting point of a pasty fatty substance may be measured using a differential scanning calorimeter (DSC), for example the calorimeter sold under the name MDSC 2920 by the company TA Instruments.
  • the measuring protocol is as follows:
  • a sample of 5 mg of pasty fatty substance placed in a crucible is subjected to a first temperature rise ranging from -20°C to 100°C, at a heating rate of 10°C/minute, is then cooled from 100°C to -20°C at a cooling rate of 10°C/minute and is finally subjected to a second temperature rise ranging from -20°C to 100°C at a heating rate of 5°C/minute.
  • the variation in the difference in power absorbed by the empty crucible and by the crucible containing the sample of pasty fatty substance is measured as a function of the temperature.
  • the melting point of the pasty compound is the temperature value corresponding to the top of the peak of the curve representing the variation in the difference in power absorbed as a function of the temperature.
  • the liquid fraction by weight of the pasty compound at 23°C is equal to the ratio of the heat of fusion consumed at 23°C to the heat of fusion of the pasty fatty substance.
  • the heat of fusion of the pasty fatty substance is the heat consumed by the substance in order to pass from the solid state to the liquid state.
  • the pasty fatty substance is said to be in the solid state when all of its mass is in crystalline solid form.
  • the pasty fatty substance is said to be in the liquid state when all of its mass is in liquid form.
  • the heat of fusion of the pasty fatty substance is equal to the area under the curve of the thermogram obtained using a differential scanning calorimeter (DSC), such as the calorimeter sold under the name MDSC 2920 by the company TA Instrument, with a temperature rise of 5°C or 10°C per minute, according to the standard ISO 1 1357-3; 1999.
  • DSC differential scanning calorimeter
  • the heat of fusion of the pasty fatty substance is the amount of energy required to make the pasty fatty substance change from the solid state to the liquid state. It is expressed in J/g.
  • the heat of fusion consumed at 23°C is the amount of energy absorbed by the sample to change from the solid state to the state that it has at 2°C, formed from a liquid fraction and a solid fraction.
  • the liquid fraction of the pasty fatty substance measured at 32°C preferably represents from 30% to 100% by weight of the pasty fatty substance, preferably from 50% to 100%, more preferably from 60% to 100% by weight of the pasty fatty substance.
  • the temperature of the end of the melting range of the pasty fatty substance is less than or equal to 32°C.
  • the liquid fraction of the pasty fatty substance measured at 32°C is equal to the ratio of the heat of fusion consumed at 32°C to the heat of fusion of the pasty fatty substance.
  • the heat of fusion consumed at 32°C is calculated in the same way as the heat of fusion consumed at 23°C.
  • the pasty fatty substance may in particular be chosen from synthetic pasty compounds and fatty substances of plant origin.
  • the pasty fatty substance(s) may be chosen in particular from:
  • lanolin and derivatives thereof, such as lanolin alcohol, oxyethylenated lanolins, acetylated lanolin, lanolin esters such as isopropyl lanolate, and oxypropylenated lanolins,
  • polyol ethers chosen from C2-C4 polyalkylene glycol pentaerythrityl ethers, fatty alcohol ethers of sugars, and mixtures thereof.
  • polyethylene glycol pentaerythrityl ether comprising 5 oxyethylene units (5 OE) CTFA name: PEG-5 Pentaerythrityl Ether
  • polypropylene glycol pentaerythrityl ether comprising 5 oxypropylene (5 OP) units CTFA name: PPG-5 Pentaerythrityl Ether
  • CTFA name: PPG-5 Pentaerythrityl Ether and mixtures thereof, and more especially the mixture PEG-5 Pentaerythrityl Ether, PPG-5 Pentaerythrityl Ether and soybean oil, sold under the name Lanolide by the company Vevy, which is a mixture in which the constituents are in a 46/46/8 weight ratio: 46% PEG-5 pentaerythrityl ether, 46% PPG-5 pen
  • oligomers which are homopolymers and copolymers of vinyl esters containing C8-C30 alkyl groups, and
  • oligomers which are homopolymers and copolymers of vinyl ethers containing C8-C30 alkyl groups,
  • liposoluble polyethers that are particularly considered are copolymers of ethylene oxide and/or of propylene oxide with C 6 -C 30 long-chain alkylene oxides, more preferably such that the weight ratio of the ethylene oxide and/or of the propylene oxide to the alkylene oxides in the copolymer is from 5:95 to 70:30.
  • copolymers such as long-chain alkylene oxides arranged in blocks with an average molecular weight from 1000 to 10 000, for example a polyoxyethylene/polydodecyl glycol block copolymer such as the ethers of dodecanediol (22 mol) and of polyethylene glycol (45 OE) sold under the brand name Elfacos ST9 by Akzo Nobel.
  • esters the following are especially considered:
  • - esters of a glycerol oligomer especially diglycerol esters, in particular condensates of adipic acid and of diglycerol, for which some of the hydroxyl groups of the glycerols have reacted with a mixture of fatty acids such as stearic acid, capric acid, isostearic acid and 12-hydroxystearic acid, for instance the glyceryl ester of caprylic, capric, isostearic, stearic, hydroxystearic and adipic acids (INCI name: bis- diglyceryl polyacyladipate-2) sold under the reference Softisan® 649 by the company Sasol,
  • esters of a diol dimer and of a diacid dimer where appropriate esterified on their free alcohol or acid function(s) with acid or alcohol radicals, especially dimer dilinoleate esters; such esters may be chosen especially from the esters having the following INCI nomenclature: bis-behenyl/isostearyl/phytosteryl dimer dilinoleyl dimer dilinoleate (Plandool G), phytosteryl/isosteryl/cetyl/stearyl/behenyl dimer dilinoleate (Plandool H or Plandool S), and mixtures thereof,
  • - butters of plant origin such as mango butter, such as the product sold under the reference Lipex 203 by the company Aarhuskarlshamn, shea butter, in particular the product whose INCI name is Butyrospermum Parkii Butter, such as the product sold under the reference Sheasoft® by the company Aarhuskarlshamn, cupuacu butter (Rain Forest RF3410 from the company Beraca Sabara), murumuru butter (Rain Forest RF3710 from the company Beraca Sabara), cocoa butter; and also orange wax, for instance the product sold under the reference Orange Peel Wax by the company Koster Keunen,
  • - totally or partially hydrogenated plant oils for instance hydrogenated soybean oil, hydrogenated coconut oil, hydrogenated rapeseed oil, mixtures of hydrogenated plant oils such as the mixture of hydrogenated soybean, coconut, palm and rapeseed plant oil, for example the mixture sold under the reference Akogel® by the company Aarhuskarlshamn (INCI name: Hydrogenated Vegetable Oil), the product sold under the reference Cegesoft® HF 52 from BASF (INCI name Hydrogenated Vegetable Oil), the trans-isomerized partially hydrogenated jojoba oil manufactured or sold by the company Desert Whale under the commercial reference lso-Jojoba-50®, partially hydrogenated olive oil, for instance the compound sold under the reference Beurrolive by the company Soliance,
  • hydrogenated castor oil esters such as hydrogenated castor oil dimer dilinoleate, for example Risocast DA-L sold by Kokyu Alcohol Kogyo, and hydrogenated castor oil isostearate, for example Salacos HCIS (V-L) sold by Nisshin Oil,
  • the pasty fatty substances that are suitable for use in the invention are chosen from hydrocarbon-based compounds and comprise, besides carbon and hydrogen atoms, at least oxygen atoms.
  • the pasty fatty substances therefore do not comprise any silicon atoms or any fluorine atoms.
  • the binder phase comprises at least one pasty fatty substance, advantageously chosen from lanolin and derivatives thereof, esters, or mixtures thereof.
  • the pasty fatty substance(s) are chosen from lanolin and derivatives thereof, esters of glycerol oligomers, butters of plant origin, totally or partially hydrogenated plant oils, and hydrogenated castor oil esters, or mixtures thereof.
  • the pasty fatty substance(s) are chosen in particular from esters of glycerol oligomers, esters of hydrogenated castor oils, totally or partially hydrogenated plant oils, and mixtures thereof, in particular a mixture of esters of glycerol oligomers, esters of hydrogenated castor oils and totally or partially hydrogenated plant oils.
  • the pasty fatty substance(s) are chosen in particular from esters of glycerol oligomers, especially diglycerol esters, in particular condensates of adipic acid and of diglycerol.
  • the content of fatty substance that is pasty at room temperature and atmospheric pressure advantageously represents from 2% to 20% by weight and preferably from 5% to 15% by weight relative to the total weight of the composition.
  • composition according to the invention may also comprise at least one wax.
  • the term "wax” means a lipophilic compound, which is solid at room temperature (25°C), with a reversible solid/liquid change of state, which has a melting point of greater than or equal to 30°C that may be up to 120°C.
  • the melting point of the wax may be measured using a differential scanning calorimeter (DSC), for example the calorimeter sold under the name DSC 30 by the company Mettler.
  • DSC differential scanning calorimeter
  • the measuring protocol is as follows:
  • a sample of 5 mg of wax placed in a crucible is subjected to a first temperature rise ranging from -20°C to 100°C, at a heating rate of 10°C/minute, it is then cooled from 100°C to -20°C at a cooling rate of 10°C/minute and is finally subjected to a second temperature rise ranging from -20°C to 100°C at a heating rate of 5°C/minute.
  • the variation in the difference in power absorbed by the empty crucible and by the crucible containing the sample of wax is measured as a function of the temperature.
  • the melting point of the compound is the temperature value corresponding to the top of the peak of the curve representing the variation in the difference in power absorbed as a function of the temperature.
  • the wax may especially have a hardness ranging from 0.05 MPa to 15 MPa and preferably ranging from 6 MPa to 15 MPa.
  • the hardness is determined by measuring the compression force, measured at 20°C using the texturometer sold under the name TA-TX2i by the company Rheo, equipped with a stainless-steel cylinder 2 mm in diameter travelling at a measuring speed of 0.1 mm/s, and penetrating the wax to a penetration depth of 0.3 mm.
  • the wax(es) are chosen from waxes whose melting point is greater than or equal to 60°C, preferably greater than or equal to 65°C.
  • the wax content is between 0.1 % and 10% by weight, more particularly between 0.5% and 7% by weight and even more preferably between 0.5% and 5% by weight, relative to the total weight of the composition.
  • the total wax content is less than 12% by weight, preferably less than 10% by weight and even more advantageously less than 6% by weight, relative to the total weight of the composition.
  • the waxes that may be used in the compositions according to the invention are chosen from waxes that are solid at room temperature, of animal, plant, mineral or synthetic origin, and mixtures thereof.
  • composition according to the invention may comprise at least one polar or apolar wax, or mixtures thereof.
  • the wax is a polar wax.
  • polar wax means a wax whose solubility parameter at 25°C, a, is other than 0 (J/cm 3 ) 1 ⁇ 2 .
  • said polar waxes have a reversible solid/liquid change of state, and also the melting point characteristics mentioned previously.
  • polar wax means a wax whose chemical structure is formed essentially from, or even constituted by, carbon and hydrogen atoms, and comprising at least one highly electronegative heteroatom such as an oxygen, nitrogen, silicon or phosphorus atom.
  • - ⁇ ⁇ characterizes the Debye interaction forces between permanent dipoles and also the Keesom interaction forces between induced dipoles and permanent dipoles; - 8 h characterizes the specific interaction forces (such as hydrogen bonding, acid/base, donor/acceptor, etc.); and
  • the parameters ⁇ ⁇ , 8 h , 5 D and 8 a are expressed in (J/cm 3 ) 1 ⁇ 2 .
  • the polar waxes may in particular be hydrocarbon-based, fluoro or silicone waxes.
  • silicon wax means an oil comprising at least one silicon atom, especially comprising Si-0 groups.
  • hydrocarbon-based wax means a wax formed essentially from, or even constituted by, carbon and hydrogen atoms, and optionally oxygen and nitrogen atoms, and that does not contain any silicon or fluorine atoms. It may contain alcohol, ester, ether, carboxylic acid, amine and/or amide groups.
  • the polar wax is a hydrocarbon- based wax.
  • a wax chosen from ester waxes and alcohol waxes is in particular preferred.
  • ester wax means a wax comprising at least one ester function.
  • alcohol wax means a wax comprising at least one alcohol function, i.e. comprising at least one free hydroxyl (OH) group.
  • the polar wax is chosen from ester waxes, alcohol waxes and silicone waxes.
  • ester wax is chosen from:
  • waxes of formula RiCOOR 2 in which R-i and R 2 represent linear, branched or cyclic aliphatic chains, the number of atoms of which varies from 10 to 50, which may contain a heteroatom such as O, N or P.
  • R-i and R 2 represent linear, branched or cyclic aliphatic chains, the number of atoms of which varies from 10 to 50, which may contain a heteroatom such as O, N or P.
  • an ester wax of a C 2 o-C 4 o alkyl (hydroxystearyloxy)stearate (the alkyl group comprising from 20 to 40 carbon atoms), alone or as a mixture, or a C 2 o-C 40 alkyl stearate.
  • Such waxes are especially sold under the names Kester Wax K 82 P®, Hydroxypolyester K 82 P®, Kester Wax K 80 P® and Kester Wax K82H by the company Koster Keunen.
  • Use may also be made of a glycol and butylene glycol montanate (octacosanoate) such as the wax Licowax KPS Flakes (INCI name: glycol montanate) sold by the company Clariant.
  • octacosanoate such as the wax Licowax KPS Flakes (INCI name: glycol montanate) sold by the company Clariant.
  • waxes corresponding to the partial or total esters, preferably total esters, of a saturated, optionally hydroxylated Ci 6 -C 30 carboxylic acid with glycerol iv waxes corresponding to the partial or total esters, preferably total esters, of a saturated, optionally hydroxylated Ci 6 -C 30 carboxylic acid with glycerol.
  • total esters means that all the hydroxyl functions of glycerol are esterified.
  • Examples that may be mentioned include trihydroxystearine (or glyceryl trihydroxystearate) sold under the name Thixcin R by the company Elementis, tristearine (or glyceryl tristearate) and tribehenine (or glyceryl tribehenate), alone or as a mixture.
  • waxes obtained by catalytic hydrogenation of animal or plant oils having linear or branched C 8 -C 32 fatty chains for example such as hydrogenated jojoba oil, hydrogenated sunflower oil, hydrogenated castor oil, hydrogenated coconut oil, and also the waxes obtained by hydrogenation of castor oil esterified with cetyl alcohol, such as those sold under the names Phytowax Ricin 16L64® and 22L73® by the company Sophim.
  • Such waxes are described in patent application FR-A-2792190 and the waxes obtained by hydrogenation of olive oil esterified with stearyl alcohol such as that sold under the name Phytowax Olive 18L57, or else;
  • beeswax synthetic beeswax, polyglycerolated beeswax, carnauba wax, candelilla wax, oxypropylenated lanolin wax, rice bran wax, ouricury wax, esparto grass wax, cork fibre wax, sugar cane wax, Japan wax, sumac wax, montan wax, orange wax, laurel wax and hydrogenated jojoba wax;
  • the polar wax may be an alcohol wax. More particularly, these waxes are Ci 6 -C 5 o and advantageously Ci 6 -C 40 fatty alcohols, which are preferably linear, preferably saturated and optionally comprising at least one free hydroxyl. Said waxes may also be polyoxyethylenated. Examples of alcohol waxes that may be mentioned include the wax Performacol 550-L Alcohol from New Phase Technologies, stearyl alcohol, cetyl alcohol, myristyl alcohol, palmityl alcohol, behenyl alcohol, erucyl alcohol or arachidyl alcohol, or mixtures thereof. According to a second embodiment, the polar wax may be a silicone wax, for instance siliconized beeswax.
  • the wax is a polar wax chosen from the waxes corresponding to the total esters of a saturated, optionally hydroxylated Ci 6 -C 3 o carboxylic acid with glycerol, such as trihydroxystearine; beeswax, synthetic beeswax, polyglycerolated beeswax, carnauba wax, candelilla wax, oxypropylenated lanolin wax, rice bran wax, ouricury wax, esparto grass wax, cork fibre wax, sugar cane wax, Japan wax, sumac wax, montan wax, orange wax, laurel wax and hydrogenated jojoba wax, alone or as a mixture.
  • glycerol such as trihydroxystearine
  • beeswax synthetic beeswax
  • polyglycerolated beeswax carnauba wax
  • candelilla wax oxypropylenated lanolin wax
  • rice bran wax ouricury wax
  • the wax is an apolar wax.
  • apolar wax means a wax whose solubility parameter at 25°C as defined below, a, is equal to 0 (J/cm 3 ) 1 ⁇ 2 .
  • said apolar waxes have a reversible solid/liquid change of state, and also the melting point characteristics mentioned previously.
  • the apolar waxes are in particular hydrocarbon-based waxes formed solely from carbon and hydrogen atoms, and free of heteroatoms such as N, O, Si and P.
  • apolar wax means a wax that is formed solely from apolar wax, rather than a mixture also comprising other types of waxes that are not apolar waxes.
  • hydrocarbon-based waxes for instance microcrystalline waxes, paraffin waxes, ozokerite, polymethylene waxes, polyethylene waxes and microwaxes, especially polyethylene waxes.
  • Polyethylene waxes that may be mentioned include Performalene 500-L Polyethylene and Performalene 400 Polyethylene sold by New Phase Technologies, and Asensa SC 21 1 sold by Honeywell.
  • Cirebelle 108 sold by Cirebelle 108.
  • Ozokerite Wax SP 1020 P An ozokerite that may be mentioned is Ozokerite Wax SP 1020 P.
  • microcrystalline waxes that may be used, mention may be made of Multiwax W 445® sold by the company Sonneborn, and Microwax HW® and Base Wax 30540® sold by the company Paramelt.
  • microwaxes that may be used in the compositions according to the invention as apolar wax mention may be made especially of polyethylene microwaxes such as those sold under the names Micropoly 200®, 220®, 220L® and 250S® by the company Micro Powders.
  • the composition according to the invention comprises at least one wax chosen from apolar waxes.
  • the apolar wax(es) are chosen from polyethylene waxes, ozokerite, microcrystalline waxes and polymethylene waxes, alone or as mixtures.
  • the composition comprises at least one polar wax in particular of the type such as waxes corresponding to the total esters of a saturated, optionally hydroxylated Ci 6 -C 30 carboxylic acid with glycerol, and at least one apolar wax in particular of the type such as polyethylene waxes and a mixture thereof, in particular a mixture of a polar wax of the type such as waxes corresponding to the total esters of a saturated, optionally hydroxylated Ci 6 -C 3 o carboxylic acid with glycerol and of an apolar wax of the type such as polyethylene waxes.
  • the composition may also comprise at least one additional wax.
  • the additional wax(es) may be chosen from linear, hydroxylated, preferably saturated C18-C24 fatty acids.
  • the linear hydroxylated C18-C24 fatty acid is 12-hydroxystearic acid.
  • This compound is especially sold under the reference 12-Hydroxystearic Acid Premium Grade 12H-P by the company Thai Kawaken.
  • the total content of linear hydroxylated C18-C24 fatty acid(s) is preferentially between 0.1 % and 5% by weight, better still preferably from 0.1 % to 4% by weight and preferably from 0.5% to 3% by weight, relative to the total weight of the composition.
  • the composition according to the invention may comprise at least one mineral thickener chosen from optionally modified clays and optionally modified silicas, or mixtures thereof. More particularly, the content of mineral thickener, expressed as active material, represents from 0.5% to 30% by weight, preferably from 0.5% to 20% by weight and even more preferentially between 1 % and 15% by weight, relative to the weight of the composition.
  • the content of mineral thickener is such that the weight ratio, expressed as active material, of polymer particles/thickener ranges from 0.5 to 80, preferentially from 5 to 50 and even more particularly from 10 to 30. i) Optionally modified clays
  • Clays are silicates containing a cation that may be chosen from calcium, magnesium, aluminium, sodium, potassium and lithium cations, and mixtures thereof.
  • clays of the smectite family examples include clays of the smectite family, and also of the vermiculite, stevensite and chlorite families. These clays can be of natural or synthetic origin.
  • smectites such as saponites, hectorites, montmorillonites, bentonites or beidellite and in particular synthetic hectorites (also known as laponites), such as the products sold by Rockwood Additives
  • Laponite® XLS Laponite® XLG, Laponite® RD, Laponite® RDS and Laponite® XL21
  • bentonites such as the product sold under the name Bentone HC by Rheox
  • magnesium aluminium silicates which are in particular hydrated, such as the products sold by Vanderbilt Company under the name Veegum Ultra, Veegum HS or Veegum DGT, or also calcium silicates and in particular that in synthetic form sold by the company under the name Micro-Cel C.
  • organophilic clays more particularly modified clays, such as montmorillonite, bentonite, hectorite, attapulgite and sepiolite, and mixtures thereof.
  • the clay is preferably a bentonite or a hectorite.
  • These clays are modified with a chemical compound chosen from quaternary amines, tertiary amines, amine acetates, imidazolines, amine soaps, fatty sulfates, alkylarylsulfonates and amine oxides, and mixtures thereof.
  • hectorites modified with a quaternary amine more specifically with a C10 to C22 fatty acid ammonium halide, such as a chloride, such as hectorite modified with distearyldimethylammonium chloride (CTFA name: Disteardimonium hectorite), for instance the product sold under the name Bentone 38V®, Bentone 38V CG or Bentone EW CE by the company Elementis, or stearalkonium hectorites, such as Bentone 27 V by the company Elementis.
  • CFA name Disteardimonium hectorite
  • quaternium-18 bentonites such as those sold under the names Bentone 34 by the company Elementis, Tixogel VP by the company United Catalyst and Claytone 40 by the company Southern Clay; stearalkonium bentonites, such as those sold under the names Tixogel LG by the company United Catalyst and Claytone AF and Claytone APA by the company Southern Clay; or quaternium-18/benzalkonium bentonites, such as that sold under the name Claytone HT by the company Southern Clay.
  • the thickener is chosen from organophilic modified clays, in particular organophilic modified hectorites, in particular modified with benzyldimethylammonium stearate chloride or with distearyldimethylammonium chloride.
  • the content of optionally modified clay ranges from 0.5% to 10% by weight relative to the weight of the composition, expressed as active material.
  • fumed silica optionally subjected to a hydrophobic surface treatment, the particle size of which is less than 1 ⁇ . This is because it is possible to chemically modify the surface of the silica, by chemical reaction generating a reduced number of silanol groups present at the surface of the silica. It is possible in particular to replace silanol groups with hydrophobic groups: a hydrophobic silica is then obtained.
  • the hydrophobic groups may be:
  • Silicas thus treated are known as Silica silylate according to the CTFA (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;
  • silica dimethyl silylate according to the CTFA (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.
  • the hydrophobic fumed silica in particular has a particle size that may be nanometric to micrometric, for example ranging from about 5 to 200 nm.
  • composition according to the invention comprises at least silica aerogel particles.
  • Silica aerogels are porous materials obtained by replacing (by drying) the liquid component of a silica gel with air.
  • sol-gel processes are generally synthesized via a sol-gel process in a liquid medium and then dried, usually by extraction with a supercritical fluid, the one most commonly used being supercritical C02. This type of drying makes it possible to avoid shrinkage of the pores and of the material.
  • the sol-gel process and the various drying processes are described in detail in Brinker CJ., and Scherer G.W., Sol-Gel Science: New York: Academic Press, 1990.
  • the hydrophobic silica aerogel particles used in the present invention have a specific surface area per unit mass (SM) ranging from 500 to 1500 m 2 /g, preferably from 600 to 1200 m 2 /g and better still from 600 to 800 m 2 /g, and a size expressed as the volume mean diameter (D[0.5]) ranging from 1 to 1500 ⁇ , better still from 1 to 1000 ⁇ , preferably from 1 to 100 ⁇ , in particular from 1 to 30 ⁇ , more preferably from 5 to 25 ⁇ , better still from 5 to 20 ⁇ and even better still from 5 to 15 ⁇ .
  • SM specific surface area per unit mass
  • the hydrophobic silica aerogel particles used in the present invention have a size expressed as the volume mean diameter (D[0.5]) ranging from 1 to 30 ⁇ , preferably from 5 to 25 ⁇ , better still from 5 to 20 ⁇ and even better still from 5 to 15 ⁇ .
  • the specific surface area per unit mass may be determined by the nitrogen absorption method, known as the BET (Brunauer-Emmett-Teller) method, described in The Journal of the American Chemical Society, vol. 60, page 309, February 1938 and corresponding to international standard ISO 5794/1 (appendix D).
  • BET Brunauer-Emmett-Teller
  • the BET specific surface area corresponds to the total specific surface area of the particles under consideration.
  • the sizes of the silica aerogel particles may be measured by static light scattering using a commercial particle size analyser such as the MasterSizer 2000 machine from Malvern.
  • the data are processed on the basis of the Mie scattering theory.
  • This theory which is exact for isotropic particles, makes it possible to determine, in the case of non-spherical particles, an "effective" particle diameter. This theory is especially described in the publication by Van de Hulst, H.C., Light Scattering by Small Particles, Chapters 9 and 10, Wiley, New York, 1957.
  • the hydrophobic silica aerogel particles used in the present invention have a specific surface area per unit mass (SM) ranging from 600 to 800 m 2 /g and a size expressed as the volume mean diameter (D[0.5]) ranging from 5 to 20 ⁇ and even better still from 5 to 15 ⁇ .
  • SM surface area per unit mass
  • D[0.5] volume mean diameter
  • the silica aerogel particles used in the present invention may advantageously have a tapped density ⁇ ranging from 0.02 g/cm 3 to 0.10 g/cm 3 , preferably from 0.03 g/cm 3 to 0.08 g/cm 3 and preferably from 0.05 g/cm 3 to 0.08 g/cm 3 .
  • this density known as the tapped density, may be assessed according to the following protocol:
  • the hydrophobic silica aerogel particles used in the present invention have a specific surface area per unit of volume SV ranging from 5 to 60 m 2 /cm 3 , preferably from 10 to 50 m 2 /cm 3 and better still from 15 to 40 m 2 /cm 3 .
  • the hydrophobic silica aerogel particles according to the invention have an oil-absorbing capacity, measured at the wet point, ranging from 5 to 18 ml/g, preferably from 6 to 15 ml/g and better still from 8 to 12 ml/g.
  • the absorbing capacity measured at the wet point, noted Wp corresponds to the amount of oil that needs to be added to 100 g of particles in order to obtain a homogeneous paste.
  • wet point method the method for determining the oil uptake of a powder described in standard NF T 30-022. It corresponds to the amount of oil adsorbed onto the available surface of the powder and/or absorbed by the powder by measurement of the wet point, described below:
  • the oil uptake corresponds to the ratio Vs/m.
  • the aerogels used according to the present invention are hydrophobic silica aerogels, preferably of silyl silica (INCI name: silica silylate).
  • hydrophobic silica means any silica whose surface is treated with silylating agents, for example halogenated silanes such as alkylchlorosilanes, siloxanes, in particular dimethylsiloxanes such as hexamethyldisiloxane, or silazanes, so as to functionalize the OH groups with silyl groups Si-Rn, for example trimethylsilyl groups.
  • silylating agents for example halogenated silanes such as alkylchlorosilanes, siloxanes, in particular dimethylsiloxanes such as hexamethyldisiloxane, or silazanes
  • Use will preferably be made of hydrophobic silica aerogel particles surface- modified with trimethylsilyl groups.
  • hydrophobic silica aerogels that may be used in the invention, examples that may be mentioned include the aerogel sold under the name VM-2260 (INCI name: Silica silylate), by the company Dow Corning, 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.
  • Aerogel MT 1 100 and Enova Aerogel MT 1200 are examples of Aerogel MT 1 100 and Enova Aerogel MT 1200.
  • the composition comprises at least one thickener chosen from optionally modified silicas
  • these silicas are chosen from hydrophobic silica aerogel particles.
  • the content of optionally modified silica, expressed as active material ranges from 0.5% to 20% by weight and more particularly from 0.5% to 15% by weight relative to the weight of the composition.
  • the mineral thickeners are chosen from lipophilic clays, in particular modified hectorites; hydrophobic-treated fumed silica; hydrophobic silica aerogels, or mixtures thereof.
  • the composition comprises at least one thickener chosen in particular from organophilic modified clays, in particular organophilic modified hectorites, in particular modified with benzyldimethylammonium stearate chloride or with distearyldimethylammonium chloride.
  • organophilic modified clays in particular organophilic modified hectorites, in particular modified with benzyldimethylammonium stearate chloride or with distearyldimethylammonium chloride.
  • composition according to the invention may also comprise at least one dyestuff which may be chosen from organic or mineral dyestuffs, materials with an optical effect, and mixtures thereof.
  • the term "dyestuff” means a compound that is capable of producing a coloured optical effect when it is formulated in sufficient amount in a suitable cosmetic medium.
  • pigments should be understood as meaning white or coloured, inorganic (mineral) or organic particles, which are insoluble in the liquid organic phase, and which are intended to colour and/or opacify the composition and/or the deposit produced with the composition.
  • the pigments may be chosen from mineral pigments, organic pigments and composite pigments (i.e. pigments based on mineral and/or organic materials).
  • the pigments may be chosen from monochromatic pigments, lakes and pigments with an optical effect, for instance goniochromatic pigments and nacres.
  • the mineral pigments may be chosen from metal oxide pigments, chromium oxides, iron oxides (black, yellow, red), titanium dioxide, zinc oxides, cerium oxides, zirconium oxides, chromium hydrate, manganese violet, Prussian blue, ultramarine blue, ferric blue, metal powders such as aluminium powders and copper powder, and mixtures thereof.
  • Organic lakes are organic pigments formed from a dye attached to a substrate.
  • the lakes which are also known as organic pigments, may be chosen from the materials below, and mixtures thereof:
  • organic pigments that may in particular be mentioned are those known under the following names: D&C Blue No. 4, D&C Brown No. 1 , D&C Green No. 5, D&C Green No. 6, D&C Orange No. 4, D&C Orange No. 5, D&C Orange No. 10, D&C Orange No. 1 1 , D&C Red No. 6, D&C Red No. 7, D&C Red No. 17, D&C Red No. 21 , D&C Red No. 22, D&C Red No. 27, D&C Red No. 28, D&C Red No. 30, D&C Red No. 31 , D&C Red No. 33, D&C Red No. 34, D&C Red No. 36, D&C Violet No. 2, D&C Yellow No. 7, D&C Yellow No. 8, D&C Yellow No. 10, D&C Yellow No. 1 1 , FD&C Blue No. 1 , FD&C Green No. 3, FD&C Red No. 40, FD&C Yellow No. 5, FD&C Yellow No. 6;
  • the organic lakes may be insoluble sodium, potassium, calcium, barium, aluminium, zirconium, strontium or titanium salts of acidic dyes such as azo, anthraquinone, indigoid, xanthene, pyrene, quinoline, triphenylmethane or fluoran dyes, these dyes possibly comprising at least one carboxylic or sulfonic acid group.
  • acidic dyes such as azo, anthraquinone, indigoid, xanthene, pyrene, quinoline, triphenylmethane or fluoran dyes, these dyes possibly comprising at least one carboxylic or sulfonic acid group.
  • the organic lakes may also be supported on an organic support such as rosin or aluminium benzoate, for example.
  • organic lakes mention may be made in particular of those known under the following names: D&C Red No. 2 Aluminium lake, D&C Red No. 3 Aluminium lake, D&C Red No. 4 Aluminium lake, D&C Red No. 6 Aluminium lake, D&C Red No. 6 Barium lake, D&C Red No. 6 Barium/Strontium lake, D&C Red No. 6 Strontium lake, D&C Red No. 6 Potassium lake, D&C Red No. 7 Aluminium lake, D&C Red No. 7 Barium lake, D&C Red No. 7 Calcium lake, D&C Red No. 7 Calcium/Strontium lake, D&C Red No. 7 Zirconium lake, D&C Red No. 8 Sodium lake, D&C Red No.
  • liposoluble dyes for instance Sudan Red, DC Red 17, DC Green 6, ⁇ -carotene, soybean oil, Sudan Brown, DC Yellow 1 1 , DC Violet 2, DC Orange 5 and quinoline yellow.
  • the pigments may also have been subjected to a hydrophobic treatment.
  • the hydrophobic treatment agent may be chosen from silicones such as methicones, dimethicones, alkoxysilanes and perfluoroalkylsilanes; fatty acids such as stearic acid; metal soaps such as aluminium dimyristate, the aluminium salt of hydrogenated tallow glutamate, perfluoroalkyl phosphates, perfluoroalkylsilanes, perfluoroalkylsilazanes, polyhexafluoropropylene oxides, polyorganosiloxanes comprising perfluoroalkyl perfluoropolyether groups and amino acids; N-acylamino acids or salts thereof; lecithin, isopropyl triisostearyl titanate, and mixtures thereof.
  • silicones such as methicones, dimethicones, alkoxysilanes and perfluoroalkylsilanes
  • fatty acids such as stearic acid
  • metal soaps such as aluminium
  • the N-acylamino acids may comprise an acyl group containing from 8 to 22 carbon atoms, for instance a 2-ethylhexanoyl, caproyl, lauroyl, myristoyl, palmitoyl, stearoyl or cocoyl group.
  • the salts of these compounds may be aluminium, magnesium, calcium, zirconium, zinc, sodium or potassium salts.
  • the amino acid may be, for example, lysine, glutamic acid or alanine.
  • alkyl mentioned in the compounds cited above especially denotes an alkyl group containing from 1 to 30 carbon atoms and preferably containing from 5 to 16 carbon atoms. Hydrophobic-treated pigments are described especially in patent application EP-A-1 086 683.
  • nacre means coloured particles of any form, which may or may not be iridescent, in particular produced by certain molluscs in their shell, or alternatively synthesized, and which have a colour effect via optical interference.
  • nacres examples include nacreous pigments such as titanium mica coated with an iron oxide, mica coated with bismuth oxychloride, titanium mica coated with chromium oxide, titanium mica coated with an organic dye in particular of the abovementioned type, and also nacreous pigments based on bismuth oxychloride.
  • They may also be mica particles, at the surface of which are superposed at least two successive layers of metal oxides and/or of organic dyestuffs.
  • the nacres may more particularly have a yellow, pink, red, bronze, orange, brown, gold and/or coppery colour or glint.
  • nacres that may be introduced as interference pigments into the first composition
  • goniochromatic pigment denotes a pigment which makes it possible to obtain, when the composition is spread onto a support, a colour path in the a * b * plane of the CIE 1976 colorimetric space that corresponds to a variation Dh° in the hue angle h° of at least 20° when the angle of observation relative to the normal is varied between 0° and 80°, for an incident light angle of 45°.
  • the colour path may be measured, for example, using an Instrument Systems brand spectrogonioreflectometer of reference GON 360 Goniometer, after the composition has been spread in fluid form to a thickness of 300 ⁇ using an automatic spreader onto an Erichsen brand contrast card of reference Typ 24/5, the measurement being taken on the black background of the card.
  • the goniochromatic pigment may be chosen, for example, from multilayer interference structures and liquid-crystal colouring agents.
  • a multilayer structure it may comprise, for example, at least two layers, each layer being made, for example, from at least one material chosen from the group consisting of the following materials: MgF2, CeF3, ZnS, ZnSe, Si, Si02, Ge, Te, Fe203, Pt, Va, AI203, MgO, Y203, S203, SiO, Hf02, Zr02, Ce02, Nb205, Ta205, Ti02, Ag, Al, Au, Cu, Rb, Ti, Ta, W, Zn, MoS2, cryolite, alloys and polymers, and combinations thereof.
  • the multilayer structure may or may not have, relative to a central layer, symmetry in the chemical nature of the stacked layers.
  • symmetrical multilayer interference structures are, for example, the following structures: Fe203/Si02/Fe203/Si02/Fe203, a pigment having this structure being sold under the name Sicopearl by the company BASF; MoS2/Si02/mica-oxide/Si02/MoS2; Fe203/Si02/mica-oxide/Si02/Fe203; Ti02/Si02/Ti02 and Ti02/AI203/Ti02, pigments having these structures being sold under the name Xirona by the company Merck.
  • liquid-crystal colouring agents comprise, for example, silicones or cellulose ethers onto which are grafted mesomorphic groups.
  • liquid-crystal goniochromatic particles that may be used include those sold by the company Chenix and also the product sold under the name Helicone® HC by the company Wacker.
  • Goniochromatic pigments that may also be used include certain nacres, pigments with effects on a synthetic substrate, especially a substrate such as alumina, silica, borosilicate, iron oxide or aluminium, or interference flakes obtained from a polyterephthalate film.
  • Non-limiting examples of goniochromatic pigments that may be mentioned in particular, alone or as mixtures, include the goniochromatic pigments SunShine® sold by Sun, Cosmicolor Celeste® from Toyo Aluminium K.K., Xirona® from Merck and Reflecks Multidimensions® from BASF.
  • These particles may optionally comprise or be covered with optical brightener(s) (or white organic fluorescent substances).
  • optical brightener(s) or white organic fluorescent substances.
  • Optical brighteners are compounds well known to a person skilled in the art. Such compounds are described in "Fluorescent Whitening Agent", Encyclopedia of Chemical Technology, Kirk-Othmer, Vol. 1 1 , pp. 227-241 , 4th Edition, 1994, Wiley.
  • cosmetics in particular exploits the fact that they consist of chemical compounds having fluorescence properties, which absorb in the ultraviolet region (maximum absorption at a wavelength of less than 400 nm) and re-emit energy by fluorescence for a wavelength of between 380 and 830 nm. They may be defined more particularly as compounds that absorb essentially in the UVA region between 300 and 390 nm and re-emit essentially between 400 and 525 nm. Their lightening effect is based more particularly on an emission of energy between 400 and 480 nm, which corresponds to an emission in the blue part of the visible region, which contributes to lightening the skin visually when this emission takes place on the skin.
  • Optical brighteners that are especially known include stilbene derivatives, in particular polystyrylstilbenes and triazinylstilbenes, coumarin derivatives, in particular hydroxycoumarins and aminocoumarins, oxazole, benzoxazole, imidazole, triazole and pyrazoline derivatives, pyrene derivatives, porphyrin derivatives and mixtures thereof.
  • optical brighteners may also be in the form of copolymers, for example of acrylates and/or methacrylates, grafted with optical brightener groups as described in patent application FR 99 10942. If the composition comprises a dyestuff, its content is advantageously between 0.01 % and 20% by weight relative to the total weight of the composition.
  • the composition according to the invention does not comprise any dyestuff.
  • composition according to the invention may also contain adjuvants that are common in cosmetics, such as lipophilic gelling agents, preserving agents, fragrances, fillers, plant extracts, antioxidants and nonionic, anionic, cationic or amphoteric surfactants.
  • adjuvants that are common in cosmetics, such as lipophilic gelling agents, preserving agents, fragrances, fillers, plant extracts, antioxidants and nonionic, anionic, cationic or amphoteric surfactants.
  • these various adjuvants are those conventionally used in the field under consideration, for example from 0.01 to 20% of the total weight of the composition. Depending on their nature, these adjuvants may be introduced into the first oily phase and/or into the second oily phase and/or into the third oily phase.
  • compositions according to the invention may be prepared according to the following protocols.
  • the process for preparing the emulsion may be continued, for example, according to the variants described below.
  • the process for preparing the emulsion comprises the following steps, in this order:
  • the solid microparticles are added to the emulsion formed and the mixture is then agitated, either by means of a combination of shear forces or by ultrasonication.
  • the process for preparing the emulsion is such that the solid microparticles are introduced into the first oily phase or into the second oily phase or into the third oily phase.
  • the process comprises the following steps, in this order:
  • the microparticles are first introduced into one of the three oily phases, and a combination of shear forces or ultrasonication is then applied, so as to obtain a homogeneous dispersion of said microparticles in said oily phase.
  • the other two oily phases are then added.
  • the process for preparing the emulsion comprises the following steps, in this order:
  • the emulsion is obtained by mixing the solid microparticles and the three oily phases with vigorous stirring.
  • Emulsification takes place by subjecting the mixture of the three oily phases and the solid microparticles to a combination of shear forces or ultrasonication, to obtain homogeneity thereof.
  • homogeneity of an emulsion is intended to denote an emulsion in which the drops of inner phases are uniformly dispersed in the continuous or outer oily phase.
  • the drops of dispersed phases in the emulsion may be very fine, in particular ranging from 0.1 to 10 ⁇ , or may be coarser, in particular ranging from 10 ⁇ to 1 cm.
  • a person skilled in the art may choose the conditions and the device that are the best suited for obtaining the combination of forces necessary for obtaining the targeted type of emulsion, especially for obtaining the targeted droplet size.
  • This combination of forces may be obtained by subjecting the first, second and third oily phases or the emulsion to manual stirring or to mechanical stirring with a blender such as a Moritz, Rayneri or Ultra-Turrax blender, or alternatively by ultrasonic homogenization.
  • a blender such as a Moritz, Rayneri or Ultra-Turrax blender, or alternatively by ultrasonic homogenization.
  • the speed of blending or stirring for obtaining a homogeneous phase or emulsion may depend on various factors such as its composition or its volume.
  • compositions according to the invention as defined above were prepared and tested as regards their level of tack and also the satisfactory persistence of the colour after 1 hour (the contents are indicated as weight of starting material, unless otherwise indicated).
  • phase A The oils that constitute the third oily phase are first weighed out, along with the resin and the pasty fatty substance. The whole constitutes phase A. This phase A is introduced into a tank, heated to 1 10°C and then mixed with a Rayneri blender at 300 rpm for 20 minutes until the resin has fully dissolved.
  • phase B The oils constituting the first oily phase and the second oily phase are weighed out in a beaker and then mixed and homogenized by hand. This constitutes phase B.
  • This phase B is introduced into the tank at 1 10°C and then mixed with a Rayneri blender at 700 rpm.
  • phase C The solid microparticles (phase C) are introduced into the tank and stirred for 15 minutes.
  • phase D The constituents of phase D are weighed out and then introduced into the tank at 1 10°C and stirred for 5 minutes.
  • composition Composition Composition
  • the persistence is evaluated by means of a Samba polarimetric camera and a Chromasphere SEI-M-0738-CHRO-10 as described in patent application FR 2 829 344.
  • the persistence over time of a cosmetic composition reflects its ability to withstand mechanical or physical stresses, such as friction or stretching of the made-up surface.
  • composition of the invention may be evaluated via various protocols, for example as described below.
  • Evaluation of the colour persistence is performed after a series of standardized tests ("kisses" on a paper handkerchief, the consumption of cold and/or hot drinks, and the consumption of a small standardized meal).
  • compositions are applied to the lips of a panel of six individuals with fleshy, light-coloured lips.
  • compositions according to the invention have a low level of tack.
  • compositions according to the invention are still sparingly tacky.
  • compositions according to the invention also have good colour persistence after testing.
  • centrifugations were performed at room temperature.
  • the samples of composition gloss
  • compositions of the invention were also checked: no leaching of oil is observed after 2 months at room temperature and at 47°C.
  • compositions according to the invention are prepared the contents are indicated as weight of starting material, unless otherwise indicated):
  • the protocol used for preparing the compositions is similar to that detailed previously. However, the oily phases are introduced into a tank heated to 80°C after melting of the resin.
  • composition Composition Composition
  • compositions according to the invention have good gloss on application and also a low level of tack.

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Abstract

L'invention concerne une composition sous forme d'une émulsion huile/huile (O/O) qui est plus particulièrement destinée au maquillage et/ou au soin des lèvres, comprenant au moins: des microparticules solides présentant au moins une partie incurvée et au moins une cassure dans la courbure de ladite partie incurvée, au moins une première phase huileuse comprenant au moins une huile choisie parmi les huiles de silicone et les huiles fluorées, de préférence les huiles de silicone, au moins une deuxième phase huileuse comprenant au moins une huile choisie parmi les huiles de silicone et les huiles fluorées, de préférence des huiles de silicone, et au moins une troisième phase huileuse comprenant au moins une huile volatile ou non volatile, de préférence une huile non volatile. Selon l'invention, la première phase huileuse, la deuxième phase huileuse et la troisième phase huileuse sont non miscibles à température ambiante. L'invention concerne également une méthode de maquillage et/ou de soin des lèvres comprenant l'application de la composition de l'invention.
PCT/EP2016/051102 2015-01-21 2016-01-20 Émulsion huile/huile comprenant des microparticules solides, au moins une première phase huileuse, au moins une deuxième phase huileuse et au moins une troisième phase huileuse qui sont mutuellement immiscibles WO2016116492A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR1550473A FR3031672B1 (fr) 2015-01-21 2015-01-21 Emulsion huile/huile comprenant des microparticules solides, au moins trois phases huileuses non miscibles entre elles, une resine hydrocarbonee et au moins un compose pateux
FR1550473 2015-01-21
FR1550472 2015-01-21
FR1550472A FR3031671B1 (fr) 2015-01-21 2015-01-21 Emulsion huile/huile comprenant des microparticules solides, au moins une premiere phase huileuse, au moins une deuxieme phase huileuse et au moins une troisieme phase huileuse non miscibles entre elles

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022210015A1 (fr) * 2021-03-31 2022-10-06 株式会社 資生堂 Préparation cosmétique de type huile dans huile
CN115521422A (zh) * 2022-10-24 2022-12-27 上海大学 一种硅酸镁锂边缘改性制备聚丙烯酸酯Pickering复合乳液的方法

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022210015A1 (fr) * 2021-03-31 2022-10-06 株式会社 資生堂 Préparation cosmétique de type huile dans huile
CN115521422A (zh) * 2022-10-24 2022-12-27 上海大学 一种硅酸镁锂边缘改性制备聚丙烯酸酯Pickering复合乳液的方法
CN115521422B (zh) * 2022-10-24 2023-10-24 上海大学 一种硅酸镁锂边缘改性制备聚丙烯酸酯Pickering复合乳液的方法

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