FR2887445A1 - Cosmetic composition, useful to make-up and care of the keratinous materials e.g. skin, lips, lashes, eyebrows, nails or hair, comprises organosiloxane comprising a silicone core and cross linked hydrocarbon terminations in a medium - Google Patents

Abstract

Cosmetic composition (I) comprises organosiloxane comprising a silicone core and crosslinked hydrocarbon terminations, in a medium. The organosiloxane comprises: a core having two siloxane units (Ia), where (Ia) is bonded covalently, indirectly via bridging groups or directly; and terminal group (Ib) that are bonded covalently. The bridging groups are organosiloxane compounds (Ic). Cosmetic composition (I) comprises organosiloxane comprising a silicone core and crosslinked hydrocarbon terminations, in a medium. The organosiloxane comprises: a core having two siloxane (Ia) units of formula ((SiO)4/2), where (Ia) is bonded covalently, indirectly via bridging groups or directly; and terminal group (Ib) of formula ((R1>)3(SiO)1/2) that are bonded covalently. The bridging groups are organosiloxane compound (Ic) of formula ((R2>)2(SiO)2/2) or (R3>(SiO)3/2). R1>-R3>20-80C hydrocarbon radical. An independent claim is included for a process to make-up or care of the keratinous materials, comprises applying the composition (I) on the keratinous materials.

Description

The present invention relates to a cosmetic composition comprising

  an organosiloxane compound consisting of a silicone nucleus comprising one or more hydrocarbon-terminated branches, said composition being intended to be applied to keratin materials, such as the skin, the lips, the eyelashes, the eyebrows, the nails, the

  hair. The composition is more particularly intended to be applied to the skin or the lips.

  The composition according to the invention may be a makeup composition or a care composition for keratin materials, in particular skin and lips. The composition may be a sunscreen composition.

  The makeup composition may be a lip makeup product (lipstick), a foundation, an eyeshadow, a blush, a concealer, an eyeliner, a body make-up product, an mascara, a nail polish, a hair makeup product.

  The care composition may be a product for the care of the skin of the body and the face, in particular a sun product, a product for coloring the skin (such as a self-tanner). The composition may also be a hair product, especially for maintaining the hairstyle or shaping the hair.

  The inventors have discovered that it is possible to obtain a composition having good cosmetic properties by incorporating a particular organosiloxane compound comprising a silicone nucleus and hydrocarbon-terminated branches. In particular, the composition confers good makeup. In the case of a composition for coating the eyelashes or mascara, such a composition makes it possible, after application to the eyelashes, to obtain a deposit of good resistance, in particular of good water resistance, during bathing by example, good resistance to friction, especially the fingers and / or good resistance to tears, sweat or sebum.

  The subject of the invention is a cosmetic composition comprising, in a cosmetically acceptable medium, at least one organosiloxane comprising a ring and hydrocarbon-terminated branches, which organosiloxane comprises: (a) a ring comprising at least two siloxane (Q) SiO 4 units (Q) said siloxane units being covalently bound indirectly via one or more bridging groups and optionally directly to each other, said bridging groups being selected from organosiloxane groups (D) and (T) R22SiO2 / 2 (D) and R3SiO3 / 2 (T) (b) one or more end groups (M) covalently linked to said ring R13SiO1 / 2 (M) R1, R2 and R3 independently of one another a hydrocarbon radical.

  The invention also relates to a cosmetic composition comprising at least one organosiloxane compound as described above, and at least one semi-crystalline polymer.

  The subject of the invention is also a cosmetic composition comprising at least one liquid organic phase, at least one organosiloxane compound as described above, and at least one polymer that is soluble or dispersible in the said liquid organic phase different from the said organosiloxane compound.

  The invention also relates to a cosmetic composition comprising at least one organosiloxane compound as described above, and at least one organic gelling agent.

  The invention also relates to a cosmetic composition comprising at least one organosiloxane compound as described above, and at least one sticky wax.

  The invention also relates to a cosmetic composition at least one organosiloxane compound as described above, and at least one amphiphilic silicone.

  The invention particularly relates to a cosmetic composition comprising at least one organosiloxane compound as described above, and fibers.

  The invention further relates to a cosmetic composition comprising at least one organosiloxane compound as described above, and carbon black.

  The cosmetic composition according to the invention is a composition that is compatible with keratin materials, in particular the skin, the lips, the nails, the eyelashes, the eyebrows and the hair.

  By cosmetically acceptable medium is meant a medium compatible with keratin materials.

  Organosiloxane Compound Each organosiloxane molecule comprises a silicone ring and one or more hydrocarbon-terminated branches bonded to the silicone ring by covalent bonding.

  The silicone nucleus of the organosiloxane compound is preferably a silicone resin.

  By silicone resin is meant a compound comprising units chosen from M, D, T and Q units. The symbol (M) corresponds to the monofunctional unit R13SiO12. The symbol (D) corresponds to the difunctional motif R22SiO222. The symbol (T) corresponds to the trifunctional motif R3SiO312. The symbol (Q) corresponds to a quadrifunctional SiO4 / 2 pattern. The radicals R ', R2 and R3 independently denote a hydrocarbon radical.

  According to one embodiment, at least one of the radicals R ', R2 and R3 comprises at least 20 carbon atoms, in particular from 20 to 80 carbon atoms, for example from 30 to 80 carbon atoms, preferably from 40 to 80 carbon atoms. carbon atoms.

  In one embodiment, the core comprises one or more SiO4,2 siloxane units (Q).

  The hydrocarbon-terminated branching of the branched organosiloxane compound may comprise monovalent hydrocarbon radicals which are each covalently bound, directly or indirectly, such as, for example, via a divalent organosiloxane group, to a silicon atom of the silicone nucleus of the organosiloxane compound.

  The organosiloxane compound can comprise (i) two or more siloxane nodes, each node comprising one or more siloxane units (Q), and (ii) one or more organosiloxane bridging groups connecting the siloxane nodes, each organosiloxane bridge comprising a or more organosiloxane units selected from the units R3SiO312 (T), R22SiO212 (D) and R13SiO112 (M), wherein each R ', R2 and R3 independently denotes a hydrocarbon radical.

  In this embodiment, one or more of the groups R ', R2 and R3 forming part of the ring structure represent at least a portion of the hydrocarbon-terminated branches of the organosiloxane compound.

  In one embodiment, the organosiloxane compound comprises one or more structural units (M) which are each covalently linked, directly or indirectly, such as, for example, via a divalent organosiloxane group, to a single unit. structural (Q) of the silicone resin core.

  In one embodiment, the R 'substituents of the (M) units represent at least a portion of the hydrocarbon-terminated branches of the organosiloxane compound.

  The branched organosiloxane compound has, for example, a number or weight average molecular weight of less than about 10,000,000, more preferably a number or weight average molecular weight of about 1,000 to about 10,000,000, and even more preferably from about 10,000 to about 5,000,000 g / mol.

  In one embodiment, the composition of the present invention comprises, based on 100 parts by weight of organosiloxane compound and an oil, from 0.1 to 99 parts by weight, more preferably from 1.0 to 90 parts by weight. by weight, still more preferably from 2 to 40 parts by weight, of the branched organosiloxane compound of the present invention and from 1 to 99.9 parts by weight, more preferably from 10 to 99 parts by weight, still more preferably from 60 to 98 parts by weight parts by weight of an oil.

  The organosiloxane compound may be solid or liquid at 25 ° C., depending in particular on the choice of substituents R ', R2 and R3.

  The branched organopolysiloxane compound may be prepared according to the teaching of application WO 2002/100922.

  In one embodiment, the organosiloxane compound is prepared as follows: a hydridosiloxane, preferably a terminal dihydridosiloxane, is reacted with an ethylenically unsaturated hydrocarbon compound, preferably a terminal monoethylenically unsaturated hydrocarbon compound, to produce an intermediate reaction system comprising hydrocarbon substituted siloxane chains. The reaction intermediate is then reacted with an ethylenically unsaturated silicone resin to produce the organosiloxane compound of the invention.

  As used herein, the term "monoethylenically unsaturated" in relation to a compound means that the compound has a site of ethylenic unsaturation per molecule of compound and the terminology "polyethylene unsaturated" in relation to a compound means that the compound contains two or more sites of ethylenic unsaturation per molecule of compound.

  In a preferred embodiment, the organopolysiloxane compound of the present invention is prepared by hydrosilylation of an ethylenically unsaturated hydrocarbon compound and an ethylenically unsaturated siloxane resin with an organosiloxane functionalized with at least one silyl hydride of structural formula (VI): M "aDbD" cTdT "e (VI) wherein M is R53SiO12i M" is HR62SiO12, D is R72SiO222, D "is HR8SiO222, 3o T is R9SiO312, T" is HSiO312, wherein each R5, R6, R7, R8 and R9 independently denote a hydrocarbon radical and a, b, c, d and e are each integers selected to provide a compound having a viscosity of 1 to 1,000,000 cSt, more preferably 1 to 100,000 cSt, and having a desired amount of silyl hydride groups per molecule.

  In a preferred embodiment, the ethylenically unsaturated hydrocarbon compound comprises a terminal monoethylenically unsaturated hydrocarbon compound according to Structural Formula (VII): CH2 = CHR10 (VII) wherein each R10 independently denotes a monovalent hydrocarbon radical.

  In a preferred embodiment, the ethylenically unsaturated siloxane resin comprises a polyethylene type unsaturated siloxane resin having the structural formula (VIII): wherein M "'is R11R122SiO112, wherein each R 11 independently denotes a monovalent hydrocarbon radical, each R 12 denotes an alkenyl and Q denotes SiO 4 / 2E. In a preferred embodiment, each R 5, R 6, R 7, R 8, R 9 and R 11 independently denotes an alkyl, a hydroxyalkyl or a radical. polyhydric alcohol, a monocyclic aromatic radical, an aralkyl, an oxaalkylene or an alkylcarbonyloxaalkylene.

  More preferably, each R5, R6, R7, R8, R9 and R11 independently denotes a C1-C80 alkyl, a C1-C12 hydroxyalkyl, a polyhydric alcohol radical according to formulas (IX), (X) or (XI): Wherein each R13, R14 and R15 independently denotes a C1-C12 alkylene or a C1-C12 oxaalkylene and each R16 independently denotes an H, a hydroxy, a C1-C12 alkyl, or a C1-C12 hydroxyalkyl, with the proviso that at least two R16 substituents per radical are a hydroxy or a C1-C12 hydroxyalkyl, an aralkyl according to the formula (XII): wherein R "denotes a C1-C6 alkylene and each R18 independently denotes an H, a hydroxyl, a C1-C6 alkyl, a C1-C6 hydroxyalkyl, or -OCOR19, where R19 denotes a C1-C6 alkyl, an oxaalkylene according to the formula (X111) or (XIV): - (CH2) fO (CR20H) g- (X111) - (CH2) h (O (CR21H) i) i (CH2) k- (XIV) in which each R20 and R21 denote independently an H or an alkyl, preferably a C1-C8 alkyl, and each f, g, h, i, j and k is independently an integer from 1 to 20, or an alkylcarbonyloxaalkylene according to formula (XV): R22-C-R233 (XV) wherein R22 is C1-C12 alkylene or C1-C12 oxaalkylene and each R23 is independently H, C1-C24 alkyl, or - OCOR24, wherein each R24 independently denotes a C1-C24 alkyl, provided that at least one R23 group per radical is -OCOR24.

  Suitable silyl hydride terminated organosiloxanes include, for example, silyl hydride terminated polydimethylsiloxanes.

  Suitable monoethylenically unsaturated hydrocarbon compounds include, for example, polyolefins, allylic polyethers, allyl esters, vinyl aromatic compounds, monoethylenically unsaturated alcohols.

  Suitable polyethylene unsaturated siloxane resins include, for example, vinyl-functional MQ resins.

  In a preferred embodiment, the silyl hydride-terminated organosiloxane compound according to formula (XVI) below is contacted under hydrosilylation conditions with an amount corresponding to less than one molar equivalent, based on to the number of moles relative to silyl hydride groups and ethylenically unsaturated groups of a monoethylenically unsaturated hydrocarbon compound according to formula (VII) above to form a reaction intermediate comprising a mixture of products according to the structural formulas ( XVI), (XVII) and (XVIII): M "DnM" (XVI) MIDnM "(XVII) and M1DnM1 (XVIII) wherein M1 is R25R62SiO112, where R25 is - (CH2) 2R10, and wherein M", D , R6 and R10 are each defined as above, n is an integer selected to provide a compound having a viscosity of 1 to 1,000,000 cSt, more preferably 1 to 100,000 cSt, and the reaction intermediate is then put to react with the ethylenically unsaturated siloxane resin to form a branched organopolysiloxane compound.

  In an alternative preferred embodiment, an organosiloxane functionalized with silyl hydride is contacted under hydrosilylation conditions with an amount corresponding to less than one molar equivalent of a monoethylenically unsaturated hydrocarbon compound, wherein the molar equivalent amount is based on the number of moles relative to the silyl hydride groups of the organosiloxane and to the ethylenically unsaturated groups of the hydrocarbon radical, and an amount corresponding to less than one molar equivalent of a polyethylene type unsaturated siloxane resin, wherein the molar equivalent amount is based on the number of moles relative to the silyl hydride groups of the organosiloxane and the ethylenically unsaturated groups of the resin, in a single step to form the branched siloxane compound of the present invention.

  In another preferred alternative embodiment, an organosiloxane functionalized with a silyl hydride is contacted under hydrosilylation conditions with an amount corresponding to less than one molar equivalent, relative to the number of moles relative to the hydride groups. silyl and ethylenically unsaturated groups of a polyethylene-type unsaturated siloxane resin in a first step and then contacted under hydrosilylation conditions with a monoethylenically unsaturated hydrocarbon compound to form the branched siloxane compound of the present invention.

  The polymer synthesis method provides for the incorporation of a broad range of organofunctional groups into the copolymeric structure. Thus, inclusion of other organofunctional groups, such as, for example, organic epoxides, epoxysiloxanes, terminal unsaturated organic compounds and alkenylsiloxanes can be used to modify the resulting copolymers.

  In one embodiment, the organofunctional groups are introduced into the network as radicals R5, R6, R7, R8, R9 and R11 present on an organosiloxane functionalized with a silyl hydride according to formula (VI) or the siloxane resin ethylenically unsaturated according to formula (VIII) above. In an alternative embodiment, the organofunctional groups are introduced into the network during the hydrosilylation of the organosiloxane functionalized with silyl hydride and ethylenically unsaturated reagents including organofunctional compounds, for example, organofunctional groups with ethylenic unsaturation. in the reaction mixture which are copolymerizable with the organosiloxane functionalized with silyl hydride under the conditions of the chosen polymerization reaction. For example, the organosiloxane functionalized with silyl hydride, the ethylenically unsaturated hydrocarbon compound and the ethylenically unsaturated siloxane resin can be polymerized in the presence of other reactants, such as, for example, alkenyl functionalized silicone compounds. , alkenyl functionalized organic compounds or silyl hydride functionalized compounds which contain the desired organofunctional groups and which are reactive or copolymerizable with the silyl hydride functionalized organosiloxane, the ethylenically unsaturated hydrocarbon compound and the ethylenically unsaturated siloxane under the reaction conditions used and the polymer network may, accordingly, comprise structural units derived from such other reagents.

  In a highly preferred embodiment, the branched organosiloxane compound prepared from any of the above alternative processes is then treated with a terminal monoethylenically unsaturated hydrocarbon compound according to Structural Formula (VI) under the conditions of hydrosilylation to cover any remaining silyl hydride functional groups.

  As used herein "hydrocarbon radicals" include acyclic hydrocarbon radicals, alicyclic hydrocarbon radicals and aromatic hydrocarbon radicals.

  As used herein the term "acyclic hydrocarbon radical" means a linear chain or a branched hydrocarbon radical, preferably containing from 1 to 80, for example from 4 to 80 or from 11 to 80, carbon atoms per radical, which may be saturated or unsaturated and which may be optionally substituted or interrupted by one or more functional groups, such as, for example, carboxyl, cyano, hydroxy, halo and oxy. Suitable acyclic hydrocarbon radicals include, for example, alkyl, alkenyl, alkynyl, hydroxyalkyl, cyanoalkyl, carboxyalkyl, carboxamide, alkylamido and haloalkyl, such as, for example, methyl, ethyl, sec-butyl, tert-butyl, octyl, decyl, dodecyl, cetyl, stearyl, ethenyl, propenyl, butynyl, hydroxypropyl, cyanoethyl, carboxymethyl, chloromethyl and the like. 3,3,3-fluoropropyl. In addition, the terminology "acyclic hydrocarbon radical" comprises two different subclasses of hydrocarbon radicals, the first subclass being hydrocarbon radicals as defined above having from 1 to 70 carbon atoms per radical, preferably from 1 to 60 carbon atoms. carbon atoms per radical, more preferably 1 to 50 carbon atoms per radical and most preferably 1 to 40 carbon atoms per radical, while the second subclass of hydrocarbon radicals has 1 to 80 carbon atoms per radical; preferably from 20 to 80 carbon atoms per radical, more preferably 30 to 80 carbon atoms per radical, and most preferably 40 to 80 carbon atoms per radical. Thus, an embodiment comprising the methyl and stearyl substituents comprises elements of both subclasses.

  As used herein the term "alkyl" means a linear or branched saturated hydrocarbon radical. In a preferred embodiment, the monovalent alkyl groups are selected from linear or branched alkyl groups containing from 1 to 80 carbons per group, such as, for example, methyl, ethyl, propyl, isopropyl, n-butyl, isobutyl, sec-butyl, tert-butyl, pentyl, hexyl, heptyl, decyl, dodecyl, eicosyl.

  As used herein the term "alkenyl" means a linear or branched hydrocarbon radical having terminal unsaturation, preferably containing from 2 to 10 carbon atoms per radical, such as, for example, ethenyl, 2- propenyl, 3-butenyl, 5-hexenyl, 7-octenyl and ethenyl-phenyl.

  As used herein the term "alicyclic hydrocarbon radical" means a radical containing one or more saturated hydrocarbon rings, preferably containing from 4 to 10 carbon atoms per ring, per radical which may optionally be substituted on one or more of by one or more alkyl radicals, each preferably containing from 2 to 6 carbon atoms per group, halogenated radicals or other functional groups and, in the case of an alicyclic hydrocarbon radical containing two or more rings, the rings can be merged. Suitable monovalent alicyclic hydrocarbon radicals include, for example, cyclohexyl and cyclooctyl.

  As used herein the term "aromatic hydrocarbon radical" means a hydrocarbon radical containing one or more aromatic rings per radical, which may optionally be substituted on the aromatic rings by one or more alkyl radicals, each preferably containing 2 to 6 carbon atoms per group, halogen radicals or other functional groups and, in the case of an aromatic hydrocarbon radical containing two or more rings, the rings may be fused. Suitable aromatic hydrocarbon radicals include, for example, phenyl, tolyl, 2,4,6-trimethylphenyl, 1,2-isopropylmethylphenyl, 1-pentalenyl, naphthyl, anthryl.

  Unlike crosslinked and insoluble silicone gel materials, such as, for example, those described in US Patent 5,760,116, the branched organosiloxane compound of the present invention has a finite molecular weight and is soluble in benzene. . In the preferred embodiment, the branched organosiloxane compound has a number or weight average molecular weight of less than about 10,000,000, more preferably a number or weight average molecular weight of about 1,000 to about 10,000,000. 10,000,000, and still more preferably from about 10,000 to about 5,000,000 g / mol.

  In a preferred embodiment, at least one step of synthesizing the branched organopolysiloxane compound of the present invention is performed in the presence of a fluid to produce a branched organosiloxane molecule network where the fluid is inside the network.

  Suitable fluids for use include, for example, silicone oils, esters, alcohols, fatty alcohols, glycols and organic oils. The oil preferably has a viscosity of less than about 1000 centistokes, preferably less than about 500 centistokes, more preferably less than about 250 centistokes, and most preferably less than 100 centistokes, at 25 ° C.

  The oils include, for example, hydrocarbon compounds, such as, for example, isododecane, isohexadecane, hydrogenated polyisobutene; silicone fluids, such as, for example, cyclopentasiloxane, dimethicone, bis-phenolpropyl dimethicone; esters, such as, for example, octyldodecyl neopentanoate, oleyl oleate; as well as fatty acids and alcohols, such as, for example, oleyl alcohol, isomyristyl alcohol.

  In one embodiment, the fluid is selected from silicone oils, for example, cyclic silicones such as hexamethylcyclotrisiloxane ("D3"), octamethylcyclotetrasiloxane ("D4"), decamethylcyclopentasiloxane ("D5"), and dodecamethylcyclohexasiloxane ("D6"), as well as linear or branched organopolysiloxane fluids according to the formula (XIX): M'pD'gT'r (XIX) in which: M 'denotes R263SiO 2; D 'denotes R272SiO2, 2; T 'is R28SiO3i2; R26, R27 and R28 are each independently alkyl, aryl or aralkyl; p, q and r are zero or positive integers, where p = (2 + r), 0 q 300, and when p and r are zero, q is 3 or greater than 3; preferably 0 to 100, more preferably 0 to 50, and still more preferably 0 to 20, and 0 to 100.

  The organosiloxane compound may be present in a content ranging from 0.1% to 70% by weight, relative to the total weight of the composition, preferably ranging from 0.5% to 50% by weight, and preferably ranging from 1%. at 40% by weight, more preferably from 5 to 15% by weight.

  Fibers The composition may contain fibers.

  By "fiber" it is necessary to understand an object of length L and of diameter D such that L is much greater than D, D being the diameter of the circle in which the section of the fiber is inscribed. In particular, the L / D ratio (or form factor) is chosen in the range from 3.5 to 2500, preferably from 5 to 500, and more preferably from 5 to 150.

  The fibers that can be used in the composition of the invention may be fibers of synthetic or natural, mineral or organic origin. In particular, the fibers have a length ranging from 1 μm to 10 mm, preferably from 0.1 mm to 5 mm and better still from 1 mm to 3.5 mm. Their section may be in a circle with a diameter ranging from 2 nm to 500 μm, preferably ranging from 100 nm to 100 μm and better still from 1 μm to 50 μm. The weight or titer of the fibers is often given in denier or decitex and represents the weight in gram for 9 km of yarn. Preferably, the fibers according to the invention have a title chosen in the range from 0.15 to 30 denier and better from 0.18 to 18 denier.

  The fibers may be those described in the application EP 1 201 221 whose contents are incorporated in the present application by reference.

  Preferably, fibers of synthetic origin and in particular organic fibers, such as those used in surgery, are used. Advantageously, it is possible to use insoluble fibers in water. The fibers that can be used in the composition according to the invention are preferably polyamide, cellulose, poly-p-phenylene terephtamide or polyethylene fibers. Their length (L) can range from 0.1 mm to 5 mm, preferably from 0.25 mm to 1.6 mm and their average diameter can range from 1 μm to 50 μm. In particular, it is possible to use the polyamide fibers marketed by P. Bonte under the name "Polyamide 0.9 Dtex 3 mm", having an average diameter of 6 μm, a titre of about 0.9 dtex and a length of 0 , 3 mm to 5 mm. It is also possible to use poly-p-phenylene terephtamide fibers with an average diameter of 12 μm and a length of approximately 1.5 mm, such as those sold under the name "Kevlar Floc" by Du Pont Fibers or even fibers of celluloses (or rayon) having an average diameter of 50 μm and a length ranging from 0.5 mm to 6 mm, such as those sold under the name "Natural Ray Flock Fiber RC1BE N003 M04" by Claremont Fiock. It is also possible to use polyethylene fibers such as those sold under the name "Shurt Stuff 13,099 F" by the company Mini Fibers.

  The fibers may be chosen from non-aromatic polyamide fibers, such as certain NYLON, acrylic polymer, polyolefin and especially polyethylene or polypropylene, polyesters, polyurethanes, and aromatic polyimide-amides, such as KERMEL fibers. and KERMEL TECH from RHODIA, fibers formed from a blend of polymers, such as those mentioned above, such as polyamide / polyester fibers.

  As examples of rigid fibers, mention may be made of: rigid fibers of polyesters, such as those obtained by cutting yarn sold under the names FIBER 255-100-R11-242T SIZE 3 MM (octalobed section), FIBER 265-34- R11-56T SIZE 3 MM (round section), FIBER COOLMAX 50-34-591 SIZE 3 MM (section tétralobée) by the company DUPONT DE NEMOURS; rigid fibers of polyamides, such as those sold under the names TRILOBAL NYLON 0.120-1.8 DPF; TRILOBAL NYLON 0.120-18 DPF; NYLON 0.120-6 DPF by Cellusuede products; or obtained by cutting son sold under the name FIBER NOMEX BRAND 430 SIZE 3 MM by the company DUPONT DE NEMOURS.

  The fibers are in particular rigid fibers as described in application FR 2844710.

  The fibers may also be chosen from the interferential fibers MORPHOTEX 3o TEIJIN, described in particular in the applications WO02 / 41851 and WO02 / 41852.

  The fibers may be present in the composition according to the invention in a content ranging from 0.01% to 10% by weight, relative to the total weight of the composition, preferably from 0.1% to 5% by weight, and better from 0.3% to 2% by weight.

  Liquid organic phase: The composition may contain at least one liquid organic phase. Said organic liquid phase may contain at least one oil.

  The oil may be chosen from hydrocarbon oils, silicone oils and fluorinated oils.

  The oil may be chosen from volatile oils, non-volatile oils, and mixtures thereof.

  The term "hydrocarbon-based oil" means an oil formed essentially or even consisting of carbon and hydrogen atoms, and possibly oxygen, nitrogen, and not containing a silicon or fluorine atom; it may contain ester, ether, amine or amide groups.

  The oil may be chosen from volatile hydrocarbon oils.

  By silicone oil is meant an oil containing at least one silicon atom, and in particular containing Si-O groups.

  By fluorinated oil is meant an oil containing at least one fluorine atom.

  The liquid organic phase may comprise at least one volatile oil.

  By "volatile oil" is meant an oil (or non-aqueous medium) capable of evaporating on contact with the skin in less than one hour, at room temperature and atmospheric pressure. The volatile oil is a volatile cosmetic oil which is liquid at ambient temperature, in particular having a non-zero vapor pressure, at ambient temperature and atmospheric pressure, in particular having a vapor pressure ranging from 0.13 Pa to 40 000 Pa (10 300 mm Hg), and preferably ranging from 1.3 Pa to 13 000 Pa (0.01 to 100 mm Hg), and preferably ranging from 1.3 Pa to 1300 Pa (0.01 to 10 mm Hg), and preferably ranging from 1.3 Pa to 1300 Pa (0.01 to 100 mm Hg), and preferably ranging from 1.3 Pa to 1300 Pa (0.01 to 10 mm Hg), mm Hg).

  In addition, the volatile oil generally has a boiling point, measured at atmospheric pressure, ranging from 150 ° C. to 260 ° C., and preferably ranging from 170 ° C. to 250 ° C.

  The liquid organic phase may comprise a hydrocarbon-based volatile oil chosen especially from hydrocarbon-based oils having a flash point ranging from 40 ° C. to 102 ° C., preferably ranging from 40 ° C. to 55 ° C., and preferably ranging from 40 ° C. to 50 ° C.

  Hydrocarbon volatile oils that may be mentioned include volatile hydrocarbon oils having 8 to 16 carbon atoms and mixtures thereof, and especially C8-C16 branched alkanes, for example iso-alkanes (also known as isoparaffins) with C8-C16, and isododecane, isodecane, isohexadecane and for example the oils sold under the trade names Isopars or permetyls, and mixtures thereof. Preferably, the volatile hydrocarbon oil is chosen from volatile hydrocarbon oils having from 8 to 16 carbon atoms and mixtures thereof, in particular from isododecane, isodecane and isohexadecane, and is especially isododecane.

  As the volatile silicone oil, mention may be made of linear or cyclic silicones having from 2 to 7 silicon atoms, these silicones optionally comprising alkyl or alkoxy groups having from 1 to 10 carbon atoms. As volatile silicone oil that may be used in the invention, there may be mentioned in particular octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, dodecamethylcyclohexasiloxane, heptamethylhexyltrisiloxane, heptamethylethyltrisiloxane, heptamethyloctyltrisiloxane, octamethyltrisiloxane and decamethyltetrasiloxane, and mixtures thereof.

  The volatile oil may be present in the composition according to the invention in a content ranging from 0.1% to 90% by weight, relative to the total weight of the composition, preferably ranging from 1% to 70% by weight. and preferably ranging from 5% to 50% by weight.

  The liquid organic phase may comprise at least one non-volatile oil. As the nonvolatile hydrocarbon oil, paraffin oil (or petroleum jelly), squalane, hydrogenated polyisobutylene (Parleam oil), perhydrosqualene, soybean oil, sweet almond oil, calophyllum, palm, grape seed, sesame, maize, arara, rapeseed, sunflower, cotton, apricot, castor oil, avocado, jojoba, olive or sprouts. cereals; esters of lanolic acid, oleic acid, lauric acid, stearic acid; fatty esters, especially C12-C36, such as isopropyl myristate, isopropyl palmitate, butyl stearate, hexyl laurate, diisopropyl adipate, isononyl isononanoate, palmitate 2-hexyl-decyl laurate, 2-octyldecyl palmitate, 2-octyl-dodecyl myristate or lactate, di (2-ethyl hexyl) succinate, diisostearyl malate, glycerol or diglycerine triisostearate; behenic acid, oleic acid, linoleic acid, linolenic acid or isostearic acid; higher fatty alcohols, especially C16-C22, such as cetanol, oleic alcohol, linoleic or linolenic alcohol, isostearyl alcohol or octyl dodecanol; and their mixtures.

  The non-volatile oil may be present in a content ranging from 0.1% to 70% by weight, relative to the total weight of the non-volatile liquid fatty phase, preferably ranging from 0.5% to 60% by weight. and preferably ranging from 1% to 50% by weight.

  The liquid organic phase may also comprise one or more organic solvents, cosmetically acceptable (tolerance, toxicology and acceptable touch).

  These solvents may be generally present in a content ranging from 0.1 to 90%, more preferably from 10 to 90% by weight, relative to the total weight of the composition, and more preferably from 30 to 90%.

  As solvents that can be used in the composition of the invention, mention may be made, in addition to the hydrophilic organic solvents mentioned above, of ketones which are liquid at ambient temperature, such as methyl ethyl ketone, methyl isobutyl ketone, diisobutyl ketone, isophorone, cyclohexanone and acetone; propylene glycol ethers which are liquid at ambient temperature, such as propylene glycol monomethyl ether, propylene glycol monomethyl ether acetate or dipropylene glycol mono-butyl ether; short chain esters (having from 3 to 8 carbon atoms in total) such as ethyl acetate, methyl acetate, propyl acetate, n-butyl acetate, isopentyl; ethers which are liquid at ambient temperature, such as diethyl ether, dimethyl ether or dichlorodiethyl ether; aromatic cyclic compounds which are liquid at room temperature, such as toluene and xylene; aldehydes which are liquid at room temperature, such as benzaldehyde and acetaldehyde, and mixtures thereof.

  Film-forming polymer in liquid organic phase: According to one embodiment, the composition contains at least one liquid organic phase and at least one film-forming polymer that is soluble or dispersible in said organic phase.

  For the purposes of the invention, the term "polymer" means a compound having at least 2 repeating units, and preferably at least 3 repeating units.

  By "film-forming" polymer is meant a polymer capable of forming, by itself or in the presence of an auxiliary film-forming agent, a film which is macroscopically continuous on a support, in particular on keratin materials, and preferably a cohesive film and better still a film whose cohesion and mechanical properties are such that said film can be isolated from said support.

  The polymer may be present in the composition in a content ranging from 0.1% to 60% by weight, relative to the total weight of the composition, preferably ranging from 0.1% to 50% by weight, preferably ranging from 0.5 to 40% by weight, preferably ranging from 1% to 30% by weight, and more preferably ranging from 1% to 25% by weight.

  In one embodiment, the film-forming polymer is an organic polymer chosen from the group comprising: film-forming polymers that are soluble in an organic liquid medium, in particular liposoluble polymers, when the organic liquid medium comprises at least one oil; dispersible film-forming polymers in an organic liquid medium, in particular polymers in the form of nonaqueous dispersions of polymer particles, preferably dispersions in silicone or hydrocarbon oils; The composition according to the invention may comprise, as film-forming polymer, a dispersion of particles of an ethylene polymer grafted into the fatty phase. According to one particular embodiment of the invention, the grafted ethylenic polymer may be obtained by free-radical polymerization in an organic polymerization medium: an acrylic monomer chosen from C1-alkyl (meth) acrylates; -C3, alone or as a mixture, and optionally of one or more additional acrylic monomers chosen from (meth) acrylic acid, methacrylic acid and alkyl (meth) acrylates of formula defined below, and their salts; and and at least one silicone or hydrocarbon macromonomer having a polymerizable terminal group.

  As carbon-based macromonomers, mention may be made in particular of: - (i) C8-C22 straight or branched alkyl (meth) acrylate homopolymers and copolymers having a polymerizable terminal group chosen from vinyl or (meth) acrylate groups; which may be mentioned in particular: macromonomers of poly (2-ethylhexyl acrylate) mono (meth) acrylate end; poly (dodecyl acrylate) or poly (dodecyl methacrylate) macromonomers having a mono (meth) acrylate end; macromonomers of poly (stearyl acrylate) or poly (stearyl methacrylate) with a mono (meth) acrylate end.

  Such macromonomers are in particular described in patents EP895467 and EP96459 and in Gillman K.F., Polymer Letters, Vol. 5, p. 477-481 (1967).

  In particular, mention may be made of macromonomers based on poly (2-ethylhexyl acrylate) or poly (dodecyl acrylate) with a mono (meth) acrylate end.

  (ii) polyolefins having an ethylenically unsaturated terminal group, in particular having a (meth) acrylate end group. As examples of such polyolefins, mention may be made in particular of the following macromonomers, it being understood that they have a terminal (meth) acrylate group: polyethylene macromonomers, polypropylene macromonomers, polyethylene / polypropylene copolymer macromonomers, polyethylene / polybutylene copolymer, polyisobutylene macromonomers; polybutadiene macromonomers; polyisoprene macromonomers; polybutadiene macromonomers; poly (ethylene / butylene) -polyisoprene macromonomers; Such macromonomers are in particular described in US5625005 which mentions ethylene / butylene and ethylene / propylene macromonomers with a (meth) acrylate reactive end group.

  In particular, mention may be made of poly (ethylene / butylene) methacrylate, such as that sold under the name Kraton Liquid L-1253 by Kraton Polymers.

  Silicone macromonomers that may be mentioned include, in particular, polydimethylsiloxanes with a mono (meth) acrylate end group, and in particular those of formula (II) below: ## STR5 ## CH 3 CH 3 in which R 8 denotes a hydrogen atom or a methyl group; Rg denotes a divalent hydrocarbon group having from 1 to 10 carbon atoms and optionally contains one or two ether bonds -O-; R10 denotes an alkyl group having 1 to 10 carbon atoms, especially 2 to 8 carbon atoms; n denotes an integer H2C ranging from 1 to 300, preferably ranging from 3 to 200, and preferably ranging from 5 to 100.

  Silicone macromonomers that may be used include monomethacryloxypropyl polydimethylsiloxanes, such as those sold under the name PS560-K6 by United Chemical Technologies Inc. (UCT) or under the name MCR-M17 by the company Gelest Inc. Preferably, the polymerized macromonomer (constituting the side chains of the 1 o graft polymer) represents from 0.1 to 15% by weight of the total weight of the polymer, preferably from 0.2 to 10% by weight, and more preferably from 0.3 to 8% by weight .

  The composition according to the invention may contain, as film-forming polymer, a linear block ethylenic polymer, hereinafter referred to as "block polymer", of particular structure as described below.

  By "sequenced" polymer is meant a polymer comprising at least 2 distinct sequences, preferably at least 3 distinct sequences.

  The polymer is a linear structure polymer. In contrast, a non-linear structural polymer is, for example, a branched, star-shaped, grafted, or other polymer.

  Advantageously, the polymer comprises at least three distinct sequences, the first and second sequences and the block polymer are incompatible with each other.

  Advantageously, the intermediate block has a glass transition temperature Tg between the glass transition temperatures of the first and second blocks.

  The polymer may comprise a block having a Tg greater than or equal to 40 ° C. The block having a Tg of greater than or equal to 40 ° C. has, for example, a Tg ranging from 40 ° to 150 ° C., preferably greater than or equal to 50 ° C., example of 50 C to 120 C, and better than or equal to 60 C, ranging for example from 60 C to 120 C.

  Particularly preferred monomers are methyl methacrylate, isobutyl (meth) acrylate, isobornyl (meth) acrylate and mixtures thereof.

  The polymer may comprise a block having a Tg of less than or equal to 20 C.

  The sequence having a Tg of less than or equal to 20 ° C. has, for example, a Tg ranging from -100 ° to 20 ° C., preferably less than or equal to 15 ° C., in particular ranging from -80 ° C. to 15 ° C. and better still less than or equal to 10 ° C. , for example ranging from -50 ° C. to 0 ° C.

  Particularly preferred main monomers for the sequence having a Tg of less than or equal to 20 C are the alkyl acrylates whose alkyl chain comprises from 1 to 10 carbon atoms, with the exception of the tert-butyl group, such as the acrylate of methyl, isobutyl acrylate, 2-ethylhexyl acrylate and mixtures thereof.

  The polymer may comprise a sequence having a Tg of between 20 and 40 C. The sequence which has a Tg of between 20 and 40 C may be a homopolymer or a copolymer.

  The monomers whose homopolymer has a glass transition temperature of between 20 and 40 ° C. are preferably chosen from n-butyl methacrylate, cyclodecyl acrylate, neopentyl acrylate, isodecylacrylamide and mixtures thereof. .

  In the case where the sequence having a Tg between 20 and 40 C is a copolymer, it is derived in whole or in part from one or more monomers (or main monomer), the nature and concentration of which are chosen so that that the Tg of the resulting copolymer is between 20 and 40 C.

  According to one embodiment, the sequenced polymer may comprise: a first sequence of Tg greater than or equal to 40 ° C., for example ranging from 85 ° to 115 ° C., which is an isobornyl acrylate / isobutyl methacrylate copolymer; second sequence of Tg less than or equal to 20 C, for example ranging from -85 to -55 C, which is a homopolymer of 2-ethylhexyl acrylate and - an intermediate block which is a random copolymer isobornyl acrylate / isobutyl methacrylate / 2-ethylhexyl acrylate.

  According to one variant, the block polymer comprises: a first Tg sequence of between 20 and 40 ° C., for example having a Tg of 21 to 39 ° C., which is a copolymer comprising isobornyl acrylate / isobutyl methacrylate / acrylate; 2-ethylhexyl, a second sequence of Tg of less than or equal to 20 ° C., for example ranging from -65 ° C. to 35 ° C., which is a homopolymer of methyl methacrylate, and an intermediate block which is a random copolymer of acrylate. isobornyl / isobutyl methacrylate / 2-ethylhexyl acrylate.

  According to one variant, the sequenced polymer may comprise: a first sequence of Tg greater than or equal to 40 [deg.] C., for example ranging from 85 to 115 [deg.] C., which is a copolymer of isobornyl methacrylate / isobutyl methacrylate; of Tg less than or equal to 20 C, for example ranging from -35 to -5 C, which is a homopolymer of isobutyl acrylate and - an intermediate block which is a random methacrylate 1 o copolymer of isobornyl / methacrylate isobutyl / isobutyl acrylate.

  According to one variant, the sequenced polymer may comprise: a first sequence of Tg greater than or equal to 40 ° C., for example ranging from 60 ° to 90 ° C., which is an isobornyl acrylate / isobutyl methacrylate copolymer, a second sequence of Tg less than or equal to 20 C, for example ranging from -35 to -5 C, which is a homopolymer of isobutyl acrylate and - an intermediate block which is a random copolymer of isobornyl acrylate / isobutyl methacrylate / isobutyl acrylate.

  In one embodiment, the film-forming polymer is a film-forming organic polymer soluble in the fatty phase, which comprises a liquid phase comprising at least one oil.

  The liposoluble polymer may be of any chemical type and may be chosen in particular from: a) liposoluble and amorphous homopolymers and copolymers of olefins, cycloolefins, butadiene, isoprene, styrene, ethers, esters or vinyl amides, esters or amides of (meth) acrylic acid containing a linear, branched or cyclic C 4 -C 50 alkyl group, and preferably amorphous. Preferred liposoluble homopolymers and copolymers are obtained from monomers selected from the group consisting of isooctyl (meth) acrylate, isononyl (meth) acrylate, 2-ethylhexyl (meth) acrylate, (meth) acrylate, lauryl acrylate, isopentyl (meth) acrylate, n-butyl (meth) acrylate, isobutyl (meth) acrylate, methyl (meth) acrylate, t-butyl (meth) acrylate, tridecyl (meth) acrylate, stearyl (meth) acrylate, or mixtures thereof. For example, mention may be made of the alkyl acrylate / cycloalkyl acrylate copolymer sold by PHOENIX CHEM. as GIOVAREZ AC-5099 ML, and vinylpyrrolidone copolymers, such as copolymers of a C2 to C30 alkene, such as C3 to C22, and combinations thereof, may be used. As examples of PV copolymers that may be used in the invention, mention may be made of the copolymer of VP / vinyl laurate, VP / vinyl stearate, polyvinylpyrrolidone (PVP) butylated, VP / hexadecene, VP / triacontene or of VP / acrylic acid / lauryl methacrylate.

  As particular liposoluble copolymers, mention may be made of: i) grafted silicone-acrylic polymers having a silicone skeleton, acrylic grafts or having an acrylic skeleton, silicone grafts such as the product sold under the name SA 70.5 by 3M and described in US 5,725,882, US 5,209,924, US 4,972,037, US 4,981,903, US 4,981,902, US 5,468,477, and US 5,219,560 and EP 0388,582.

  ii) liposoluble polymers bearing fluorinated groups belonging to one of the classes described in the text above, in particular the Fomblins described in US Pat. No. 5,948,393, the alkyl (meth) acrylate / (meth) copolymers ) Perfluoroalkyl acrylate described in EP 0 815 836 and US 5 849 318.

  iii) polymers or copolymers resulting from the polymerization or copolymerization of an ethylenic monomer, comprising one or more ethylenic bonds, preferably conjugated (or dienes). As polymers or copolymers resulting from the polymerization or copolymerization of an ethylenic monomer, it is possible to use vinyl, acrylic or methacrylic copolymers.

  In one embodiment, the film-forming polymer is a block copolymer comprising at least one block consisting of styrene units or styrene derivatives (for example methylstyrene, chlorostyrene or chloromethylstyrene). The copolymer comprising at least one styrene block may be a diblock or triblock copolymer, or even a multiblock, star or radial copolymer. The copolymer comprising at least one styrene block may also comprise, for example, an alkylstyrene block (AS), an ethylene / butylene (EB) block, an ethylene / propylene (EP) block, a butadiene block (B), an isoprene block. (I), an acrylate block (A), a methacrylate block (MA) or a combination of these blocks. The copolymer comprising at least one block consisting of styrene units or styrene derivatives may be a diblock or triblock copolymer, and in particular of the polystyrene / polyisoprene or polystyrene / polybutadiene type, such as those marketed or manufactured under the name Luvitol HSB by BASF and those of the polystyrene / copoly (ethylenepropylene) type or, alternatively, of the polystyrene / copoly (ethylene / butylene) type, such as those marketed or manufactured under the trademark Kraton by Shell Chemical Co. or Gelled Permethyl 99A by Penreco, may be used.

  These include, for example, Kraton G1650 (SEBS), Kraton G1651 (SEBS), Kraton G1652 (SEBS), Kraton G1657X (SEBS), Kraton G1701X (SEP), Kraton G1702X (SEP), Kraton G1726X (SEB), Kraton D-1101 (SBS), Kraton D-1102 (SBS), Kraton D-1107 (SIS), Gelled Permethyl 99A-750, Gelled Permethyl 99A-753-58 (mixture of polymer star block and triblock polymer), Gelled Permethyl 99A-753-59 (mixture of star block polymer and triblock polymer), Versagel 5970 and Versagel 5960 from Penreco (star polymer and polymer blend) triblock in isododecane).

  Styrene-methacrylate copolymers can also be used, such as the polymers sold under the names OS 129880, OS 129881 and OS 84383 from Lubrizol (styrene-methacrylate copolymer).

  In one embodiment, the film-forming polymer is chosen from vinyl ester copolymers (the vinyl group being directly connected to the oxygen atom of the ester group and the vinyl ester having a saturated hydrocarbon radical, linear or branched, from 1 to 19 carbon atoms, linked to the carbonyl ester group) and from at least one other monomer which may be a vinyl ester (different from the vinyl ester already present), an α-olefin (having from 8 to 28 carbon atoms), an alkyl vinyl ether (the alkyl group of which contains 2 to 18 carbon atoms), or an allyl or methallyl ester (having a linear or branched, saturated hydrocarbon radical of 1 to 19 carbon atoms, bonded to the carbonyl ester group).

  These copolymers may be partially crosslinked by means of crosslinking agents which may be of the vinyl type, or of the allyl or methallyl type, such as tetraallyloxyethane, divinylbenzene, divinyl octanedioate, divinyl dodecanedioate, and octadecanedioate. of divinyl.

  Examples of such copolymers include copolymers: vinyl acetate / allyl stearate, vinyl acetate / vinyl laurate, vinyl acetate / vinyl stearate, vinyl acetate / octadecene, vinyl acetate / octadecylvinylether , vinyl propionate / allyl laurate, vinyl propionate / vinyl laurate, vinyl stearate / octadecene-1, vinyl acetate / dodecene-1, vinyl stearate / ethyl vinyl ether, vinyl propionate / cetyl vinyl ether, stearate of vinyl vinyl / allyl acetate, 2,2-dimethyl-2 vinyl octanoate / vinyl laurate, 2,2-dimethyl-2-allyl pentanoate / vinyl laurate, vinyl dimethyl propionate / vinyl stearate, dimethyl allyl propionate / stearate vinyl propionate / vinyl stearate, crosslinked with 0.2% divinyl benzene, vinyl dimethyl propionate / vinyl laurate, cross-linked with 0.2% divinyl benzene, vinyl acetate / octadecyl vinyl ether, crosslinked with 0.2% tetraallyl oxyethane, vinyl acetate / allyl stearate, crosslinked with 0.2% divinyl benzene, vinyl acetate / octadecene-1 crosslinked with 0.2% divinyl benzene and allyl propionate / allyl stearate cross-linked with 0 2% divinyl benzene.

  Liposoluble film-forming polymers that may also be mentioned include liposoluble copolymers, and in particular those resulting from the copolymerization of vinyl esters having from 9 to 22 carbon atoms or of alkyl acrylates or methacrylates, the alkyl radicals having more or less 10 to 20 carbon atoms.

  Such liposoluble copolymers may be chosen from copolymers of vinyl polycrystearate, vinyl polystearate crosslinked with divinylbenzene, diallyl ether or diallyl phthalate, copolymers of stearyl poly (meth) acrylate, polyvinylpolate , poly (meth) acrylate lauryl, these poly (meth) acrylates can be crosslinked using dimethacrylate ethylene glycol or tetraethylene glycol.

  The liposoluble copolymers defined above are known and in particular described in application FR-A-2232303; they can have a weight average molecular weight ranging from 2,000 to 500,000 and preferably from 4,000 to 200,000.

  Examples of liposoluble polymers that can be used in the invention include polyalkylenes, copolymers of C2-C20 alkenes, in particular polybutene.

  b) amorphous and liposoluble polycondensates, preferably not comprising any hydrogen interaction donor groups, in particular aliphatic polyesters having C 4 -C 50 alkyl side chains or polyesters resulting from the condensation of fatty acid dimers, or even polyesters comprising a silicone segment in the form of a sequence, graft or terminal group, as defined in patent application FR 0 113 920.

  c) amorphous and liposoluble polysaccharides comprising alkyl side chains (ether or ester), in particular alkylcelluloses having a linear or branched, saturated or unsaturated C 1 -C 8 alkyl radical, such as ethylcellulose and propylcellulose.

  The film-forming polymer may be chosen in particular from cellulose polymers such as nitrocellulose, cellulose acetate, cellulose acetate butyrate, cellulose acetate propionate, ethyl cellulose, or even polyurethanes, acrylic polymers, vinyl polymers, polyvinyl butyrals, alkyd resins, resins derived from aldehyde condensation products such as arylsulfonamide formaldehyde resins such as toluene sulfonamide formaldehyde resin, epoxy aryl-sulfonamide resins.

  As the film-forming polymer, RS 1/8 nitrocellulose can be used in particular; RS 1/4 sec. ; % 2 sec. ; RS 5 sec. ; RS 15 sec. ; RS 35 sec. ; RS 75 sec .; RS 150 sec; AS 1/4 sec. ; AS 1/2 sec. ; SS 1/4 sec. ; SS 1/2 sec. ; SS 5 sec., In particular marketed by the company HERCULES; the toluene sulfonamide formaldehyde resin "Ketjentflex MS80" from the company AKZO or "Santolite MHP", "Santolite MS 80" from the company Fontronno or "Resimpol 80" from the company PAN AMERICANA, the alkyd resin "BECKOSOL ODE 230-70-E "of the company DAINIPPON, the acrylic resin" ACRYLOID B66 "of the company ROHM & HAAS, the polyurethane resin" TRIXENE PR 4127 "from the company BAXENDEN.

d) silicone resins.

  By the term resin, we mean a three-dimensional structure.

  In one embodiment, the silicone resin is selected from silsesquioxanes and siloxysilicates.

  In one embodiment, the silicone resin is selected from siloxysilicates, such as trimethylsiloxysilicates, which are represented by the following formula: [R 3 SiO 2] X (SiO 4, 2) y (M and Q units), wherein x and y may be from 50 to 80, and R is alkyl, such as methyl or alkyl of two or more carbon atoms.

  The ratio of M units to Q units may be, for example, about 0.7: 1. The film-forming silicone resin may be selected, for example, from WACKER resins 803 and 804, available from WACKER SILICONE CORPORATION, and G.E. 1, 170-002, available from GENERAL ELECTRIC.

  In another embodiment, the silicone resin is chosen from silsesquioxanes which comprise T units: [RSiO 3 12] t (T units), in which a value of up to several thousand and R represents an alkyl, such a methyl or an alkyl of two or more carbon atoms. In one embodiment, the silsesquioxane is selected from polymethylsilsesquioxanes, which are silsesquioxanes such that R is a methyl group.

  The polymethylsilsesquioxanes may comprise, for example, less than about 500 T units, preferably from about 50 to about 500 T units. Not all polymethylsilsesquioxanes are film-forming. For example, polymethylsilsesquioxanes such as TOSPEARLTM from TOSHIBA or KMP590 from SHIN-ETSU are very insoluble in oils, and are therefore ineffective film-forming agents. The molecular weight of these polymethylsilsesquioxanes is difficult to determine; they generally contain one thousand or more than one thousand T units. An example of a polymethylsilsesquioxane that can be used according to the invention is BELSIL PMS MK (also called MK resin), available from WACKER CHEMIE. Polymethylsilsesquioxane is a polymer consisting mainly of repeating units CH3SiO312 (T units) and may also contain up to about 1% (by weight or moles) of (CH3) 2SiO212 (D units).

  Polymethylsilsesquioxanes suitable for use in the present invention include KR-220L, available from SHIN-ETSU. The KR-220L structure consists essentially of T (CH3SiO312) silicone units with Si-OH or silanol end units. There is no D unit. The polymethylsilsesquioxane KR-242A has a structure having about 98% of methyl T units and about 2% of dimethyl D units, with terminal Si-OH or silanol units, and KR-251 which has a structure having about 88% methyl T units and about 12% dimethyl D units, with Si-OH or silanol end units; both are available from SHIN-ETSU.

  In one embodiment of the invention, the silicone resin is soluble or dispersible in silicone oils or volatile organic liquids. In one embodiment, the silicone resin is solid at 25 C.

  In one embodiment, the silicone resin may have a molecular weight of from 1000 to 10,000 grams / mole. In one embodiment, the resin is present in the composition in an amount of from 0.5% to 20% by weight based on the total weight of the composition, preferably in an amount of from 1% to 10%.

  In one embodiment of the invention, the silicone resin is chosen from the M, D, T and Q unit combinations containing at least two units chosen from M, D, T and Q satisfying the RnSiO (4_n) relationship. where n has a value ranging from 1.0 to 1.50. Some resins of this type are described in US-A-6,074,654.

  In another embodiment, the film-forming silicone resin is a copolymer, wherein at least one unit of the copolymer is selected from silicone units M, D, T and Q, and wherein at least one additional unit of the copolymer is selected from esters. The film-forming silicone resin may be selected, for example, from diisostearoyltrimethylolpropane siloxysilicates, such as SF 1318, available from GE SILICONES.

  In one embodiment, the film-forming polymer may be an insoluble solid in the liquid organic phase at an ambient temperature, for example of approximately 25 ° C. In this case, the polymer is also insoluble in the liquid organic phase at its temperature. softening, unlike a wax of polymeric origin itself which is soluble in the liquid organic phase (or fatty phase) at its melting temperature. In this sense, the polymer is not a wax.

  The composition according to the invention advantageously comprises at least one stable dispersion of essentially spherical polymer particles of one or more polymers, in a physiologically acceptable fatty phase. Said fatty phase is a liquid organic phase comprising oils as described above.

  These dispersions may in particular be in the form of polymer nanoparticles in stable dispersion in said liquid organic phase. The nanoparticles are preferably of average size between 5 and 800 nm, and more preferably between 50 and 500 nm. However, it is possible to obtain polymer particle sizes of up to 1 m.

  Among the film-forming polymers in dispersion or not, there may be mentioned homopolymers or radical copolymers, acrylic or vinyl, preferably having a Tg of less than or equal to 40 C and especially ranging from 10 to 30 C, used alone or in mixture.

  Radical polymer is understood to mean a polymer obtained by polymerization of unsaturated monomers, in particular ethylenic monomers, each monomer being capable of homopolymerizing (unlike polycondensates). The free-radical polymers may in particular be polymers, or copolymers, vinylic polymers, in particular acrylic polymers.

  The acrylic polymers may result from the polymerization of ethylenically unsaturated monomers having at least one acid group and / or esters of these acidic monomers and / or amides of these acids.

  As monomers carrying an acid group, α, β-ethylenic unsaturated carboxylic acids such as acrylic acid, methacrylic acid, crotonic acid, maleic acid, itaconic acid can be used. preferably (meth) acrylic acid and crotonic acid, and more preferably (meth) acrylic acid.

  The acidic monomer esters are advantageously chosen from esters of (meth) acrylic acid (also called (meth) acrylates), such as alkyl (meth) acrylates, in particular C 1 -C 20 alkyl, preferably C1-C8, the (meth) acrylates of aryl, in particular of C6-C10 aryl, hydroxyalkyl (meth) acrylates, in particular hydroxyalkyl C2-C6. As alkyl (meth) acrylates, there may be mentioned methyl (meth) acrylate, ethyl, butyl, isobutyl, 2-ethylhexyl and lauryl. Hydroxyalkyl (meth) acrylates that may be mentioned include hydroxyethyl (meth) acrylate and 2-hydroxypropyl (meth) acrylate. Aryl (meth) acrylates include benzyl or phenyl acrylate.

  Particularly preferred (meth) acrylic acid esters are alkyl (meth) acrylates.

  The radical polymer used is preferably copolymers of (meth) acrylic acid and (meth) acrylate, especially of C1-C4 alkyl. More preferentially, it is possible to use methyl acrylates optionally copolymerized with acrylic acid.

  As amides of the acidic monomers, mention may be made of (meth) acrylamides, and in particular N-alkyl (meth) acrylamides, in particular C 2 -C 12 alkyl such as N-ethyl acrylamide, Nt-butyl acrylamide, N- octyl acrylamide; N-dialkyl (C1-C4) (meth) acrylamides.

  The acrylic polymers can also result from the polymerization of ethylenically unsaturated monomers having at least one amine group, in free form or partially or totally neutralized, or even partially or totally quaternized. Such monomers may be, for example, dimethylaminoethyl (meth) acrylate, dimethylaminoethyl methacrylamide, vinylamine, vinylpyridine or diallyldimethylammonium chloride.

  The vinyl polymers may also result from the homopolymerization or copolymerization of at least one monomer chosen from vinyl esters and styrene monomers. In particular, these monomers can be polymerized with acidic monomers and / or their esters and / or their amides, such as those mentioned above. Examples of vinyl esters include vinyl acetate, vinyl propionate, vinyl neodecanoate, vinyl pivalate, vinyl benzoate, and vinyl t-butyl benzoate. Styrenic monomers include styrene and alpha-methyl styrene.

  The list of monomers given is not limiting and it is possible to use any monomer known to those skilled in the art falling into the categories of acrylic and vinyl monomers (including monomers modified with a silicone chain).

  Other vinyl monomers that may be used include: N-vinylpyrrolidone, vinylcaprolactam, vinyl N-(C 1 -C 6) alkylpyrroles, vinyloxazoles, vinyl thiazoles, vinylpyrimidines and vinylimidazoles; olefins such as ethylene, propylene, butylene, isoprene, butadiene.

  The vinyl polymer may be crosslinked with one or more difunctional monomers, in particular comprising at least two ethylenic unsaturations, such as ethylene glycol dimethacrylate or diallyl phthalate.

  In a nonlimiting manner, the film-forming polymers may be chosen from the following polymers or copolymers: polyurethanes, polyurethane-acrylics, polyureas, polyurea-polyurethanes, polyesterpolyurethanes, polyether-polyurethanes, polyesters, polyesteramides, alkyds; acrylic and / or vinyl polymers or copolymers; acrylic-silicone copolymers; polyacrylamide; silicone polymers such as silicone polyurethanes or acrylics, fluoropolymers and mixtures thereof.

  According to one embodiment, the polymer particles are stabilized with a solid stabilizer at room temperature, which may be a block polymer, a graft polymer, and / or a random polymer, alone or as a mixture. The stabilization can be carried out by any known means, and in particular by direct addition of the stabilizing polymer during the polymerization. Among the graft polymers, mention may be made of silicone polymers grafted with a hydrocarbon chain; hydrocarbon polymers grafted with a silicone chain.

  Thus grafted or sequenced block copolymers comprising at least one block of polyorganosiloxane type and at least one block of a radical polymer, such as graft copolymers of the acrylic / silicone type that can be used in particular when the non-aqueous medium is silicone are used. .

  It is also possible to use block or graft block copolymers comprising at least one polyorganosiloxane type block and at least one polyether block. The polyorganopolysiloxane block may in particular be a polydimethylsiloxane or else a poly (C2-C18) alkylsiloxane; the polyether block may be a C2-C18 polyalkylene, in particular polyoxyethylene and / or polyoxypropylene. In particular, it is possible to use dimethicones copolyol or alkyl (C2-C18) dimethicones copolyol such as those sold under the name "Dow Corning 3225C" by the company Dow Corning, lauryl meticones such as those sold under the name "Dow Corning" Q2-5200 by the company "Dow Corning".

  As block or grafted block copolymers, mention may also be made of those comprising at least one block resulting from the polymerization of at least one ethylenic monomer, with one or more optionally conjugated ethylenic bonds, such as ethylene or dienes such as butadiene and isoprene, and at least one block of a vinyl polymer and better styrenic. When the ethylenic monomer comprises several optionally conjugated ethylenic bonds, the residual ethylenic unsaturations after the polymerization are generally hydrogenated. Thus, in known manner, the polymerization of isoprene leads, after hydrogenation, to the formation of ethylene-propylene block, and the polymerization of butadiene leads, after hydrogenation, to the formation of ethylene-butylene block. Among these polymers, mention may be made of block copolymers, especially of the "diblock" or "triblock" type of the polystyrene / polyisoprene (SI), polystyrene / polybutadiene (SB) type, such as those sold under the name 'LUVITOL HSB' by BASF , of the polystyrene / copoly (ethylene-propylene) (SEP) type, such as those sold under the name 'Kraton' by Shell Chemical Co or else from the polystyrene / copoly (ethylenebutylene) (SEB) type. In particular, Kraton G1650 (SEBS), Kraton G1651 (SEBS), Kraton G1652 (SEBS), Kraton G1657X (SEBS), Kraton G1701X (SEP), Kraton G1702X (SEP), Kraton can be used. G1726X (SEB), Kraton D-1101 (SBS), Kraton D-1102 (SBS), Kraton D-1107 (SIS). The polymers are generally called copolymers of hydrogenated dienes or not.

  It is also possible to use Gelled Permethyl 99A-750, 99A-753-59 and 99A753-58 (mixture of triblock and star polymer), Versagel 5960 from Penreco (triblock + star polymer); OS129880, OS129881 and OS84383 from Lubrizol (styrene / methacrylate copolymer).

  As grafted or sequenced block copolymers comprising at least one block resulting from the polymerization of at least one ethylenic monomer with one or more ethylenic bonds and at least one block of an acrylic polymer, mention may be made of two or three-block copolymers poly (methyl methyl acrylate) / polyisobutylene or graft copolymers with poly (methyl methyl acrylate) backbone and polyisobutylene grafts.

  As grafted or sequenced block copolymers comprising at least one block resulting from the polymerization of at least one ethylenic monomer with one or more ethylenic bonds and at least one block of a polyether such as a C2-C18 polylkylene (polyethylene and / or polyoxypropylene, in particular), mention may be made of polyoxyethylene / polybutadiene or polyoxyethylene / polyisobutylene bi- or triblock copolymers.

  Copolymers based on alkyl acrylates or methacrylates derived from C1-C4 alcohols, and alkyl acrylates or methacrylates derived from C8-C30 alcohols may be employed.

  In particular, mention may be made of stearyl methacrylate / methyl methacrylate copolymer.

  Diblock polymers are preferably used as the stabilizing agent.

  Semi-crystalline polymer The composition may contain at least one semi-crystalline polymer.

  The semi-crystalline polymer preferably has a melting point greater than or equal to 30 ° C. The melting point values correspond to the melting point measured using a differential scanning calorimeter (DS C), such as the calorimeter sold under the name DSC 30 by the company METTLER, with a rise in temperature of 5 or 10 C per minute. (The melting point considered is the point corresponding to the temperature of the most endothermic peak of the thermogram).

  The semicrystalline polymer comprises at least one pendant crystallizable chain or at least one crystallizable block. Apart from crystallizable chains or blocks, the sequences of the polymers are amorphous.

  For the purposes of the invention, the term "chain or crystallizable block" means a chain or sequence which, if it were alone, would pass from the amorphous state to the crystalline state, reversibly, depending on whether it is above or below below the melting temperature. A chain within the meaning of the invention is a group of atoms, during or lateral to the backbone of the polymer. A sequence is a group of atoms belonging to the backbone, a group constituting one of the repeating units of the polymer.

  The semicrystalline polymers that can be used in the invention are in particular: block copolymers of polyolefins with controlled crystallization, the monomers of which are described in EP-A-0 951 897.

  polycondensates and in particular of polyester, aliphatic or aromatic or aliphatic / aromatic type, homopolymers or copolymers carrying at least one crystallizable side chain and homopolymers bearing in the skeleton at least one crystallizable block, as those described in document US Pat. No. 5,156,911, homopolymers or copolymers bearing at least one crystallizable side chain, in particular with fluorinated group (s), as described in document WO-A -01/19333, - and mixtures thereof. In the latter two cases, the side chain or crystallizable sequences are hydrophobic.

  As a particular example of semi-crystalline polymer that can be used in the composition according to the invention, mention may be made of the Intelimer IPA products from Landec. These polymers are in solid form at ambient temperature (25 ° C.). They carry crystallizable side chains.

  The semi-crystalline polymer may also be chosen from dextrin and fatty acid esters as described in application FR 2 843 019, the degree of substitution of which is less than or greater than 2, in particular Rheopearl TL or Rheopearl KL. According to one embodiment, the semi-crystalline polymer is a polymer with an organic structure distinct from a dextrin and fatty acid ester.

  Amphiphilic Silicone The composition according to the invention may contain at least one amphiphilic silicone.

  The amphiphilic silicones that may be used contain a portion of silicone that is compatible with a silicone medium, and a hydrophilic portion that may be, for example, the remainder of a compound chosen from alcohols and polyols having from 1 to 12 hydroxyl groups, polyoxyalkylenes containing at least two oxyalkylene units and having from 0 to 20 oxypropylene units and / or from 0 to 20 oxyethylene units. This hydrophilic portion thus has an affinity for the hydrophilic particles and contributes to the dispersion of these in a silicone medium.

  The amphiphilic silicone can be an oil without gelling activity. Such oils may be composed of: - dimethicone copolyols, optionally containing phenyl groups, - alkylmethicone copolyols, - polyglycerol silicones, that is to say silicones having alkylglycerylether groups, - silicones having perfluorinated side groups having side groups glycerol, silicones having polyoxyethylene / polyoxypropylene side groups and having perfluorinated side groups, silicone block copolymers and hydrophilic block copolymers other than polyether, for example polyoxazoline or polyethyleneimine of silicone-grafted polysaccharide graft copolymers, of silicone block copolymers, of poly (ethylene oxide / propylene oxide) block.

  The amphiphilic silicone that can be used can also be an at least partially crosslinked amphiphilic silicone resin.

  Examples of such resins are: crosslinked silicone resins having alkylpolyether groups, such as polyethylene oxide (POE) and polyethylene oxide / propylene oxide (POE / POP) described in US Pat. A-5,412,004, and silicone resins partially crosslinked by α, β-dienes, having hydrophilic POE / POP side chains as well as hydrophobic alkyl side chains, such as those described in EP-A-1 048. 686. The hydrophilic side chains are obtained by reaction with a POE / POP at a single vinyl end, and the alkyl side chains are formed by reaction with an α-olefin having a fatty chain.

  In the amphiphilic silicone resin, the silicone portion is advantageously composed of polydimethylsiloxane.

  Carbon black: According to the invention, it is possible to use carbon black as agent making it possible to obtain a thick makeup and / or loading keratinous fibers in a composition for coating keratinous fibers.

  The size of the carbon black particles particularly suitable in the invention is between 8 and 100 nm, preferably between 8 and 50 nm.

  As carbon black usable in the present invention, there may be mentioned those sold under the trade names "Raven 1250" by Columbia, "Printex F85" by Degussa, "Channel Black W9822 by Wackherr," Black Pearl 4750 "and" Black Pearl 4350 "by the company Cabot, Unipure black LC 902 by the company LCW.

  The carbon black is especially used in an amount ranging from 0.1 to 15% by weight, preferably from 0.5 to 10% by weight, and better still from 1 to 7% by weight relative to the total weight of the composition. coating of keratinous fibers.

  Sticky wax: According to one embodiment, the composition comprises a so-called sticky wax that is to say having a tack greater than or equal to 0.1 N.s.

  The wax is generally a lipophilic compound, solid at room temperature (25 ° C.), with reversible solid / liquid state change, having a melting point of greater than or equal to 30 ° C. and up to 120 ° C.

  By bringing the wax to the liquid state (fusion), it is possible to render it miscible with oils and to form a microscopically homogeneous mixture, but by bringing the temperature of the mixture to room temperature, a recrystallization of the wax is obtained in the oils of the mixture.

  In particular, the waxes that are suitable for the invention may have a melting point of greater than about 45, more preferably greater than or equal to 50 ° C. and in particular greater than or equal to 55 ° C.

  The melting point of the wax can be measured using a differential scanning calorimeter (D.S.C.), for example the calorimeter sold under the name MDSC 2929 by the company TA instruments.

  The measurement protocol is as follows: A sample of 5 mg of product placed in a crucible is subjected to a first temperature rise ranging from 0 ° C. to 120 ° C., at a heating rate of 10 ° C./minute, and then is cooled by 120 C at 0 C at a cooling rate of 10 C / minute and finally subjected to a second temperature rise from 0 C to 120 C at a heating rate of 5 C / minute. During the second temperature rise, the variation of the power difference absorbed by the empty crucible and the crucible containing the product sample is measured as a function of the temperature. The melting point of the compound is the value of the temperature corresponding to the peak apex of the curve representing the variation of the difference in power absorbed as a function of the temperature.

  The waxes that may be used in the compositions according to the invention are chosen from waxes of animal, vegetable, mineral or synthetic origin and mixtures thereof.

  The tacky wax used may have in particular a tack ranging from 0.1 Ns to 10 Ns, in particular ranging from 0.1 Ns to 5 Ns, preferably ranging from 0.2 to 5 Ns and better still from 0.3 to 2 Ns

  The stickiness of the wax is determined by measuring the evolution of the force (compressive force or stretching force) as a function of time, at 20 C using the texturometer sold under the name TA-XT2 by the RHEO company, equipped with a stainless steel cylinder with a diameter of 2 mm.

  The measurement protocol is as follows: The wax is melted at a temperature equal to the melting point of the wax + 10 ° C. The melted wax is cast in a container 25 mm in diameter and 20 mm deep. The wax is recrystallized at room temperature (25 ° C.) for 24 hours so that the surface of the wax is flat and smooth, then the wax is kept for at least 1 hour at 20 ° C. before measuring the adhesive.

  The mobile of the texturometer is moved at a speed of 0.1 mm / s, then penetrates into the wax to a penetration depth of 0.3 mm. When the mobile penetrated into the wax to the depth of 0.3 mm, the mobile is held stationary for 1 second (corresponding to the relaxation time) and is removed at a speed of 0.5 mm / s.

  The tacky wax that can be used generally has a hardness of less than or equal to 3.5 MPa, in particular ranging from 0.01 MPa to 3.5 MPa, especially ranging from 0.05 MPa to 3 MPa.

  The hardness is measured according to the protocol described above.

  As the tacky wax, a C20-C40 alkyl (hydroxystearyloxy) stearate (the alkyl group comprising from 20 to 40 carbon atoms), alone or in admixture, can be used.

  Such a wax is especially sold under the names Kester Wax K 82 P and Kester Wax K 80 P by the company Koster Keunen.

  The waxes mentioned above generally have a starting melting point of less than 45 ° C.

  The composition according to the invention may comprise a total content of enciras ranging from 5 to 50% by weight relative to the total weight of the composition, preferably from 5 to 40% by weight, more particularly from 10 to 35% by weight.

  The wax (s) (including sticky wax) may be present as an aqueous microdispersion of wax. By aqueous microdispersion of wax is meant an aqueous dispersion of wax particles in which the size of said wax particles is less than or equal to about 1 μm.

  Microdispersions of wax are stable dispersions of colloidal wax particles, and are especially described in "Microemulsions Theory and Practice", L. M. Prince Ed., Academic Press (1977) pages 2132.

  In particular, these microdispersions of wax can be obtained by melting the wax in the presence of a surfactant, and optionally a portion of the water, and then gradually adding hot water with stirring. The intermediate formation of a water-in-oil type emulsion is observed, followed by a phase inversion with the final obtaining of an oil-in-water type microemulsion. On cooling, a stable microdispersion of solid colloidal particles of wax is obtained.

  The microdispersions of wax can also be obtained by stirring the mixture of wax, surfactant and water using stirring means such as ultrasound, the high-pressure homogenizer, the turbines.

  The particles of the microdispersion of wax preferably have average dimensions of less than 1 μm (in particular ranging from 0.02 μm to 0.99 μm), preferably less than 0.5 μm (in particular ranging from 0.06 μm to 0 μm). , 5 pm).

  These particles consist essentially of a wax or a mixture of waxes. They may however comprise, in a minor proportion, oily and / or pasty fatty additives, a surfactant and / or a usual fat-soluble additive / active agent.

  When the wax or the mixture of waxes is present, in the compositions according to the invention, in the form of an aqueous dispersion of particles, the size of the particles, expressed in mean effective diameter by volume D [4.3] such that defined below, may advantageously be less than or equal to 1 μm and in particular less than or equal to 0.75 μm.

  The wax particles may have various shapes. They can in particular be spherical.

  The composition may contain at least one other wax than that mentioned above.

  The wax may have a hardness ranging from 0.05 MPa to 30 MPa, the hardness being determined by the method described above for the fatty phase.

  In particular, it is possible to use hydrocarbon-based waxes such as beeswax, lanolin wax, lemon wax, orange wax, and Chinese insect waxes; rice wax, carnauba wax, candelilla wax, ouricurry wax, japanese wax, berry wax, shellac wax and sumac wax; montan wax, microcrystalline waxes, paraffins and ozokerite; polyethylene waxes, polymethylene waxes, waxes obtained by the Fisher-Tropsch synthesis and waxy copolymers and their esters.

  Mention may also be made of waxes obtained by catalytic hydrogenation of animal or vegetable oils having linear or branched C8-C32 fatty chains.

  Among these, mention may be made of hydrogenated jojoba oil, isomericized jojoba oil, such as trans isomerized partially hydrogenated jojoba oil manufactured or marketed by Desert Whale under the trade reference ISO-JOJOBA-50. , hydrogenated sunflower oil, hydrogenated castor oil, hydrogenated coconut oil and hydrogenated lanolin oil, di (1,1,1-trimethylpropane) tetrastearate sold under the name HEST 2T- 4S by the company HETERENE, di- (trimethylol-1,1,1 propane) tetraprenate sold under the name HEST 2T-4B by the company HETERENE.

  Mention may also be made of silicone waxes and modified silicone waxes, for example silicone candelilla wax or fluorinated waxes.

  It is also possible to use the wax obtained by hydrogenation of olive oil esterified with the stearyl alcohol sold under the name PHYTOWAX Olive 18 L 57 or even the waxes obtained by hydrogenation of castor oil esterified with cetyl alcohol. under the name PHYTOWAX ricin 16L64 and 22L73, by the company SOPHIM. Such waxes are described in application FR-A-2792190.

  According to one embodiment, the wax has a hardness of less than 4 MPa, preferably less than or equal to 3.5 MPa.

  Such waxes are, for example, oxypropylenated lanolin wax (5OE), orange wax, lemon wax, hydrogenated castor oil wax, the mixture of aliphatic acid esters and primary alcohols marketed under reference BURCO LB-02, olive wax (unsaponifiables of hydrogenated olive oil) sold under the reference INHOLIVE by the company EXA International, PDMS grafted behenyl methacrylate wax marketed under the reference KP-562 by the company. SHIN ETSU, fluoropolymethyl alkyl dimethylsiloxane wax such as that sold under the reference WAX 23087 by the company Wacker, the C30-C45 alkyl dimethicone wax such as that marketed under the reference SF 1642 by GE Bayer, ditrimethylol propane tetrastearate; ethoxylated (5OE) such as that sold under the reference SF 1642 by the company GE BAYER.

  The composition may contain a micronized wax, also called micro wax.

  As micro-waxes that can be used in the compositions according to the invention, mention may be made in particular of carnauba micro-waxes, such as that marketed under the name MicroCare 350 by the company Micro Powders, and synthetic wax micro-waxes such as that marketed under the name MicroEase 114S by the company MICRO POWDERS, the micro waxes consisting of a mixture of carnauba wax and polyethylene wax such as those sold under the names Micro Care 300 and 310 by the company MICRO POWDERS, micro waxes consisting of a mixture of carnauba wax and synthetic wax such as that sold under the name Micro Care 325 by the company Micro Powders, the polyethylene micro-waxes such as those sold under the names Micropoly 200, 220, 220L and 250S by the company MICRO POWDERS and micro waxes lytetrafluoroethylene such as those sold under the names Microslip 519 and 519 L by the company Micro Powders.

  Among the micro-waxes mentioned above, some such as, for example, carnauba micro wax, MicroEase 114S synthetic wax micro wax, or micro wax consisting of a mixture of carnauba wax and synthetic wax MicroCare 325 have a point of beginning fusion greater than or equal to 45 C.

  As an indication, the composition may contain from 0.1 to 50% by weight of waxes, relative to the total weight of the composition and better still from 1 to 30% by weight.

  The composition may contain at least one pasty compound, which may advantageously be chosen from lanolin and its derivatives, polymeric silicone compounds or non-polymeric fluorinated compounds or non-vinyl polymers, in particular: olefin homopolymers olefin copolymers; homopolymers and copolymers of hydrogenated dienes; linear or branched oligomers, homo or copolymers of alkyl (meth) acrylates preferably having a C 8 -C 30 alkyl group; homo and copolymer oligomers of vinyl esters having C 8 -C 30 alkyl groups; homo- and copolymer oligomers of vinyl ethers having C 8 -C 30 alkyl groups; liposoluble polyethers resulting from the polyetherification between one or more C 2 -C 100 diols, preferably C 2 -C 50 diols; esters, and mixtures thereof.

  Among the pasty esters, the esters of an oligomeric glycerol, in particular the esters of diglycerol, in particular the condensates of adipic acid and of glycerol, for which part of the hydroxyl groups of the glycerols have reacted with a mixture of fatty acids such as stearic acid, capric acid, stearic acid and isostearic acid and 12-hydroxystearic acid, especially in the image of those marketed under the trademark Softisan 649 by the company Sasol - arachidyl propionate sold under the trademark Waxenol 801 by Alzo; phytosterol esters; triglycerides of fatty acids and their derivatives; pentaerythritol esters; non-crosslinked polyesters resulting from the polycondensation between a dicarboxylic acid or a linear or branched C 4 -C 50 polycarboxylic acid and a C2-050 diol or polyol; - the ester aliphatic esters resulting from the esterification of a hydroxycarboxylic acid ester aliphatic carboxylic acid with an aliphatic carboxylic acid, - the polyesters resulting from the esterification, by a polycarboxylic acid, of an aliphatic hydroxycarboxylic acid ester, said ester comprising at least two hydroxyl groups such as the products Risocast DA-H, and Risocast DA-L Among the pasty compounds of vegetable origin, a mixture of soy sterols and oxyethylenated (5OE) oxypropylene pentaerythritol (5 PO), sold under the reference Lanolide by the company VEVY, will preferably be chosen.

  Organic Gelling Agent The composition may contain at least one organic gelling agent, that is to say an agent comprising at least one organic compound.

  The gelling agent may be polymeric or non-polymeric. The gelling agent may be chosen to gel an aqueous phase or a fatty phase of the composition according to the case.

  Gelling agent is understood to mean a compound which modifies the rheology of the medium in which it is incorporated, in particular the viscosity, the elasticity and / or the plasticity.

  The gelling agent, when chosen from polymers, may also have film-forming properties.

  The aqueous medium gelling agent may be chosen from: water-soluble cellulosic thickeners guar, xanthan, carob, scleroglucan, gellan, rhamsan, karaya, carrageenan gums, alginates, maltodextrins, starch and its derivatives, hyaluronic acid and its salts, chitosans and their derivatives, glyceryl poly (metha) crylate polymers sold under the names "Hispagel" or "Lubragel" by the companies Hispano Quimica or Guardian, polyvinylpyrrolidone, polyvinyl alcohol, crosslinked polymers and copolymers of acrylamide, such as those sold under the names "PAS 5161" or "Bozepol C" by the company Hoechst, "Sepigel 305" by the Seppic Company by the Company Allied Colloid, or - crosslinked homopolymers of methacryloyloxyethyltrimethylammonium chloride sold under the name "Salcare SC95" by the company Allied Colloid.

  associative polymers and in particular associative polyurethanes, polyamides such as Uniclear 100 sold by the company Arizona, semicrystalline polymers described above, organosiloxanes obtained by hydroxysilylation.

  Such gelling agents are in particular described in applications EP-A-1400234, the contents of which are incorporated by reference.

  The oily medium gelling agent may be chosen from: alkyl guar gums (with C1-C6 alkyl group), such as those described in EP-A-708114; oil-forming polymers such as triblock or star polymers resulting from the polymerization or copolymerization of at least one monomer containing an ethylenic group, such as the polymers sold under the name Kraton; polymers having a weight average molecular weight of less than 100,000, comprising a) a polymeric backbone having hydrocarbon-based repeating units provided with at least one heteroatom, and optionally b) at least one pendant fatty chain and / or at least one terminal fatty chain optionally functionalized, having from 6 to 120 carbon atoms and being bonded to these hydrocarbon-based units, as described in applications WO-A-02/056847, WO-A-02/47619, the content of which is incorporated by way of reference; in particular polyamide resins (especially comprising alkyl groups having from 12 to 22 carbon atoms) such as those described in US-A-5783657 whose contents are incorporated by reference.

  - The silicone polyamide resins as described in the application EP-A-1266647 30, in the French patent application filed under No. 0216039 whose content is incorporated by reference. Such gelling agents are especially described in applications EP-A-1400234, the contents of which are incorporated by reference.

  The organogellators may be chosen from those described in application WO-A-03/105788, the contents of which are incorporated by reference.

  As gelling agent that may be used in the invention, mention may also be made of crosslinked organopolysiloxanes obtained by hydroxysilylation. These resins can be obtained from a polydialkylsiloxane type silicone prepolymer containing pendent or end-chain hydrogenosiloxane units which have reacted with an organic compound comprising at least 2 vinyl, allyl or vinyl-type unsaturations. methallyl. This organic compound may be a diene (hexadiene, heptadiene, octadiene), a silicone chain comprising at least 2 terminal or pendant vinyl or allylic groups or even a polyalkylene, preferably hydrophilic (for example having a polyoxyethylene or polyoxyethylene-polypropylene group having from 1 to 40 oxyethylene or oxypropylene units), comprising at least 2 double bonds, pendent or at the end of the chain (and preferably at the end of the chain).

  In addition, these resins may furthermore comprise hydrophilic or hydrophobic, and preferably hydrophilic, grafts of the polyoxyalkylene type comprising a single unsaturation, preferably at the end of the chain, the alkylene portion having from 2 to 20 carbon atoms and the hydrophilic portion. from 1 to 20 oxyethylene groups. This type of graft makes it possible to assign emulsifying properties to the resin in addition to its film-forming properties.

  As examples of resin obtained by hydroxysilylation, mention may be made of those described in application EP-A-0295886. According to this application, they are obtained by an addition and crosslinking reaction, in the presence of a platinum-type catalyst, of at least (a) an organopolysiloxane having at least two lower C 2 -C 6 alkenyl groups per molecule; and (b) an organopolysiloxane having at least two hydrogen atoms bonded to one silicon atom per molecule. Those described in US Pat. No. 5,266,321 can also be used. According to this patent, they are chosen in particular from: i) organopolysiloxanes containing R2SiO and RSiO15 units and optionally R3SiOo, 5 and / or SiO2 units in which the R radicals, independently of each other, represent a hydrogen alkyl such as methyl, ethyl or propyl, aryl such as phenyl or tolyl, an unsaturated aliphatic group such as vinyl, the weight ratio of R2SiO units to RSiO1,5 units ranging from 1/1 to 30/1; ii) the insoluble organopolysiloxanes which can be expanded in the silicone oil, which can be obtained by the addition of an organohydrogenpolysiloxane (1) and an organopolysiloxane (2) having unsaturated aliphatic groups so that the amount of hydrogen or unsaturated aliphatic groups in (1) and (2) respectively is between 1 and 20 mol% when the organopolysiloxane is not cyclic and between 1 and 50 mol% when the organopolysiloxane is cyclic. These organopolysiloxanes may optionally comprise from 1 to 40 oxyalkylene groups and more particularly oxypropylene and / or oxyethylene, and in particular from 1 to 20 oxyalkylene groups, all or a portion of these groups being preferably oxyethylene.

  Examples of resins obtained by hydroxysilylation that may be used according to the invention include those sold under the names KSG6 from Shin-Etsu, Trefil E-505C or Trefil E-506C from Dow-Corning, Gransil from Grant Industries (SR-CYC, SR DMF10, SR-DC556), or those marketed in the form of preconstituted gels (KSG15, KSG17, KSG16, KSG18, KSG20, KSG21, KSG31, KSG32 from Shin-Etsu, Gransil SR 5CYC gel, Gransil SR DMF gel, Gransil SR DC556 gel, SF 1204 and JK 113 from General Electric). The products Dow Corning DC9010 and DC 9011 and Wacker EF199913 can also be used; these products include all oxyethylene groups, as do the products KSG20, KSG21, KSG31 and KSG32. A mixture of these commercial products can also be used. These products are obtained in particular as described in US-A-5,236,986 to Shin-Etsu, US Pat. No. 5,412,004 to Kosé and Shin-Etsu or also US-A-5,811,487 to Dow Corning.

  Aqueous phase: The composition may thus comprise an aqueous phase comprising water or a mixture of water and hydrophilic organic solvent (s) such as alcohols and especially linear or branched lower monoalcohols having 2 to 5 carbon atoms such as ethanol, isopropanol or n-propanol, and polyols such as glycerol, diglycerol, propylene glycol, sorbitol, pentylene glycol, and polyethylene glycols, or alternatively C2 ethers and hydrophilic C2-C4 aldehydes.

  The water or the mixture of water and hydrophilic organic solvents may be present in the composition according to the invention in a content ranging from 0.1% to 95% by weight, relative to the total weight of the composition, and from preferably ranging from 10% to 80% by weight.

  In particular, the composition may be present in any galenical form normally used for topical application and especially in the form of an oily or aqueous solution, an oily or aqueous gel, a water-in-water or water emulsion. in-oil, a multiple emulsion, an oil dispersion in water through vesicles, the vesicles being located at the oil / water interface, or a powder. Each composition can be fluid or solid.

  The composition according to the invention may especially be in the form of suspension, dispersion, solution, gel, emulsion, in particular oil-in-water (O / W) or water-in-oil (W / O) emulsion. ), or multiple (W / O / E or polyol / H / E or H / E / H), in the form of cream, foam, stick, dispersion of vesicles including ionic lipid or not, biphase lotion or multiphase, spray, powder, pulp, especially of soft dough (in particular paste having a dynamic viscosity at 25 C of the order of 0.1 to 40 Pa.s under a shear rate of 200 sec -1, after 10 minutes of measurement in cone / plane geometry). The composition may be a non-rinsed composition.

  The composition may have a continuous fat phase; it may be in anhydrous form and may contain less than 5% water, and even more preferably less than 1% water relative to the total weight of the composition, in particular water-free, the water not being added during the preparation of the composition but corresponding to the residual water provided by the mixed ingredients.

  The composition according to the invention, in particular in the case where it comprises an aqueous phase, may contain emulsifying surfactants present in particular in a proportion ranging from 0.1 to 30% by weight relative to the total weight of the composition, better from 1 to 15% and better from 2 to 10%.

  According to the invention, an emulsifier suitably chosen for obtaining an oil-in-water emulsion is generally used. In particular, it is possible to use an emulsifier having at 25 ° C. an HLB (hydrophilic-lipophilic balance) balance in the Griffin sense, greater than or equal to 8.

  The HLB value according to GRIFFIN is defined in J. Soc. Cosm. Chem. 1954 (volume 5), pages 249-256.

  These surfactants may be chosen from nonionic, anionic, cationic, amphoteric surfactants or surfactant emulsifiers. See Encyclopedia of Chemical Technology, KIRK-OTHMER, Vol. 22, p. 333-432, 5th edition, 1979, WILEY, for the definition of the properties and functions (emulsifier) of surfactants, in particular p. 347-377 of this reference, for anionic, amphoteric and nonionic surfactants.

  The surfactants preferably used in the composition according to the invention are chosen from: a) nonionic surfactants with a HLB greater than or equal to 8 at 25 ° C., used alone or as a mixture; mention may be made in particular of: oxyethylenated and / or oxypropylenated ethers (which may contain from 1 to 150 oxyethylenated and / or oxypropylenated groups) of glycerol; oxyethylenated and / or oxypropylenated ethers (which can contain from 1 to 150 oxyethylenated and / or oxypropylenated groups) of fatty alcohols (in particular of C8-C24 and preferably of C12-C18 alcohols) such as oxyethylenated ether; oxyethylenated cetearyl alcohol (CTFA name "Ceteareth-30") and the oxyethylenated ether of the mixture of C12-C15 fatty alcohols containing 7 oxyethylenated groups (CTFA name "C12-15 Pareth-7" marketed under the name NEODOL 25-7 by Shell Chemicals, fatty acid esters (in particular C 8 -C 24, and preferably C 16 -C 22) and polyethylene glycol (which may comprise from 1 to 150 ethylene glycol units); ) such as PEG-50 stearate and PEG-40 monostearate marketed under the name MYRJ 52P by ICI UNIQUEMA, - fatty acid esters (especially C8-C24 acid, and preferably C16 -C22) and oxyethylenated and / or oxypropylenated glycerol ethers (which may comprise from 1 to 150 oxyethylenated and / or oxypropylenated groups), such as PEG-200 glyceryl monostearate sold under the name Simulsol 220 TM by the company SEPPIC; polyethoxylated glyceryl stearate with 30 ethylene oxide groups, such as the product TAGAT S sold by the company GOLDSCHMIDT, polyethoxylated glyceryl oleate with 30 ethylene oxide groups, such as the product TAGAT O sold by the company GOLDSCHMIDT glycerol cocoate polyethoxylated with 30 ethylene oxide groups, such as the product VARIONIC LI 13 sold by the company SHEREX, glyceryl isostearate polyethoxylated with 30 ethylene oxide groups, such as the product TAGAT L sold by the company GOLDSCHMIDT company and glyceryl laurate polyethoxylated with 30 ethylene oxide groups, such as the product TAGAT 1 from GOLDSCHMIDT, - fatty acid esters (in particular C8-C24, and preferably C16C22) and oxyethylenated and / or oxypropylenated sorbitol ethers (which may contain from 1 to 150 oxyethylenated and / or oxypropylene groups), such as polysorbate 60 sold under the name Tween 60 by the company UNIQ UEMA, dimethicone copolyol, such as that sold under the name Q2-5220 by the company Dow Corning, the dimethicone copolyol benzoate (FINSOLV SLB 101 and 201 from the company FINTEX), the copolymers of propylene oxide and oxide ethylene, also known as EO / PO polycondensates, and mixtures thereof.

  The EO / PO polycondensates are more particularly copolymers consisting of polyethylene glycol and polypropylene glycol blocks, such as, for example, polyethylene glycol / polypropylene glycol / polyethylene glycol triblock polycondensates. These triblock polycondensates have, for example, the following chemical structure: H- (O-CH 2 -CH 2) a- (OCH (CH 3) -CH 2) b- (O-CH 2 -CH 2) OH, in which a is from 2 to 120 , and b ranges from 1 to 100.

  The EO / PO polycondensate preferably has a weight average molecular weight ranging from 1000 to 15000, and better still ranging from 2000 to 13000. Advantageously, said EO / PO polycondensate has a cloud temperature, at 10 g / l in distilled water. , which is greater than or equal to 20 ° C., preferably greater than or equal to 60 ° C. The cloud temperature is measured according to the ISO 1065 standard. The polycondensate OE / PO that may be used according to the invention may be polyethylene glycol / polypropylene triblock polycondensates. glycol / polyethylene glycol sold under the names SYNPERONIC such as SYNPERONIC PE / L44 and SYNPERONIC PE / F127 by the company ICI.

  b) nonionic surfactants with a HLB of less than 8 at 25 ° C., optionally combined with one or more nonionic surfactants with a HLB greater than 8 at 25 ° C., as mentioned above, such as: esters and ethers of dies such as sucrose stearate, sucrose cocoate, sorbitan stearate and mixtures thereof such as Arlatone 2121 sold by the company ICI; esters of fatty acids (in particular of C8-C24 and preferably C16-C22 acids) and of polyol, in particular glycerol or sorbitol, such as glyceryl stearate, glyceryl stearate, such as the product sold under the name TEGIN M by the company GOLDSCHMIDT, glyceryl laurate such as the product sold under the name IMWITOR 312 by the company HULS, polyglyceryl-2 stearate, sorbitan tristearate, glyceryl ricinoleate; the mixture of cyclomethicone / dimethicone copolyol sold under the name Q2-3225C by the company Dow Corning.

  c) Anionic surfactants such as: C 16 -C 30 fatty acid salts, especially those derived from amines, such as triethanolamine stearate; salts of polyoxyethylenated fatty acids, in particular those derived from amines or alkaline salts, and mixtures thereof; phosphoric esters and their salts, such as "DEA oleth-10 phosphate" (Crodafos N 10N from the company CRODA) or monopotassium monocetyl phosphate (Amphisol K from Givaudan); sulphosuccinates such as "Disodium PEG-5 citrate lauryl sulphosuccinate" and "Disodium ricinoleamido MEA sulphosuccinate"; alkyl ether sulfates, such as sodium lauryl ether sulphate; isethionates; acylglutamates, such as "Disodium hydrogenated tallow glutamate" (AMISOFT HS-21 R marketed by the company AJINOMOTO), and mixtures thereof.

  Particularly suitable for the invention, triethanolamine stearate. The latter is generally obtained by simple mixing of stearic acid and triethanolamine.

  Dyestuffs: The composition according to the invention may comprise at least one dyestuff.

  The coloring material may be chosen from pulverulent dyestuffs (in particular pigments and pearlescent agents) and water-soluble or liposoluble dyestuffs.

  By pigments, it is necessary to include particles of any shape, white or colored, mineral or organic, insoluble in the physiological medium, intended to color the composition.

  By nacres, it is necessary to understand particles of any iridescent form, in particular produced by certain molluscs in their shell or else synthesized.

  The pigments may be white or colored, inorganic and / or organic. Among the inorganic pigments, mention may be made of titanium dioxide, optionally surface-treated, zirconium or cerium oxides, as well as zinc oxides and iron oxides. (black, yellow or red) or chromium, manganese violet, ultramarine blue, chromium hydrate and ferric blue, metal powders such as aluminum powder, copper powder. Among the organic pigments, mention may be made of carbon black, D & C type pigments, and lacquers based on cochineal carmine, barium, strontium, calcium, aluminum.

  Mention may also be made of effect pigments such as particles comprising an organic or inorganic, natural or synthetic substrate, for example glass, acrylic resins, polyester, polyurethane, polyethylene terephthalate, ceramics or aluminas, said substrate being covered or not with metallic substances such as aluminum, gold, silver, platinum, copper, bronze, or metal oxides such as titanium dioxide, iron oxide, chromium oxide and their mixtures.

  The pearlescent pigments may be chosen from white pearlescent pigments such as mica coated with titanium, or bismuth oxychloride, colored pearlescent pigments such as titanium mica coated with iron oxides, titanium mica coated with, inter alia, blue. ferric oxide or chromium oxide, titanium mica coated with an organic pigment of the aforementioned type as well as pearlescent pigments based on bismuth oxychloride. It is also possible to use interferential pigments, in particular liquid crystal or multilayer pigments.

  Additives: The composition according to the invention may also contain ingredients commonly used in cosmetics, such as vitamins, trace elements, softeners, sequestering agents, perfumes, alkalizing or acidifying agents, preservatives, anti-oxidants , moisturizing agents, or mixtures thereof.

  Of course, a person skilled in the art will take care to choose this or these optional additional compounds, and / or their quantity, in such a way that the advantageous properties of the corresponding composition according to the invention are not, or not substantially, impaired by the envisaged addition.

  Those skilled in the art may choose the appropriate dosage form, as well as its method of preparation, on the basis of its general knowledge, taking into account, on the one hand, the nature of the constituents used, in particular their solubility in the support, and on the other hand, of the application envisaged for the composition.

  Packaging: In another aspect, the invention also relates to a cosmetic assembly comprising: i) a container defining at least one compartment, said container being closed by a closure element; and ii) a composition disposed within said compartment, the composition being in accordance with any one of the preceding claims.

  The container can be in any suitable form. It may especially be in the form of a bottle, a tube, a pot, a case, a box, a bag or a case.

  The closure element may be in the form of a removable cap, a lid, a lid, a tearable strip, or a capsule, in particular of the type comprising a body fixed to the container and an articulated cap. on the body. It can also be in the form of an element ensuring the selective closure of the container, including a pump, a valve, or a valve.

  The container may be associated with an applicator, particularly in the form of a brush comprising an arrangement of bristles held by a twisted wire. Such a twisted brush is described in particular in US Pat. No. 4,887,622. It may also be in the form of a comb comprising a plurality of application elements, obtained in particular from molding. Such combs are described for example in patent FR 2 796 529. The applicator may be in the form of a brush, as described for example in patent FR 2 722 380. The applicator may be in the form of a block of foam or elastomer, felt, or spatula. The applicator may be free (puff or sponge) or integral with a rod carried by the closure member, as described for example in US Patent 5,492,426. The applicator may be integral with the container, as described for example the patent FR 2 761 959.

  The product can be contained directly in the container, or indirectly. By way of example, the product may be placed on an impregnated support, in particular in the form of a wipe or a tampon, and arranged (individually or in several) in a box or in a bag. Such a support incorporating the product is described for example in the application WO 01/03538.

  The closure member may be coupled to the container by screwing. Alternatively, the coupling between the closure element and the container is other than by screwing, in particular via a bayonet mechanism, snap-fastening, clamping, welding, gluing, or magnetic attraction. By "latching" is meant in particular any system involving the crossing of a bead or a bead of material by elastic deformation of a portion, in particular of the closure element, then by return to the position not elastically constrained of said portion after crossing the bead or cord.

  The container may be at least partly made of thermoplastic material. Examples of thermoplastic materials include polypropylene or polyethylene.

  Alternatively, the container is made of non-thermoplastic material, in particular glass or metal (or alloy).

  The container may have rigid walls or deformable walls, in particular in the form of a tube or a tube flask.

  The container may include means for causing or facilitating the dispensing of the composition. By way of example, the container may have deformable walls so as to cause the composition to exit in response to an overpressure inside the container, which excess pressure is caused by elastic (or non-elastic) crushing of the walls of the container. . Alternatively, especially when the product is in the form of a stick, the latter can be driven by a piston mechanism. Still in the case of a stick, in particular makeup product (lipstick, foundation, etc.), the container may comprise a mechanism, including rack, or with a threaded rod, or with a helical ramp, and able to move a stick towards said opening. Such a mechanism is described, for example, in patent FR 2 806 273 or in patent FR 2 775 566. Such a mechanism for a liquid product is described in patent FR 2 727 609.

  The container may consist of a housing with a bottom defining at least one housing containing the composition, and a cover, in particular articulated on the bottom, and adapted to cover at least part of said bottom. Such a housing is described for example in the application WO 03/018423 or in the patent FR 2 791 042.

  The container may be equipped with a wiper arranged in the vicinity of the opening of the container. Such a wiper makes it possible to wipe the applicator and possibly the rod which it can be secured. Such a wiper is described, for example, in patent FR 2 792 618.

  The composition may be at atmospheric pressure inside the container (at room temperature) or pressurized, in particular by means of a propellant (aerosol). In the latter case, the container is equipped with a valve (of the type used for aerosols).

  The contents of the aforementioned patents or patent applications are incorporated by reference in the present application.

  The invention is further illustrated by the examples described below.

  Example of preparation of a branched organopolysiloxane compound 7.5 grams (0.00797 mol) of C30 + hydrocarbon wax with terminal unsaturation (Gulftene 30+, Chevron) were mixed with 100 grams (0.0207 mol) of an organosiloxane terminated silyl hydride having the structural formula (VI) corresponding to MHD125MH, wherein M "and D are each defined as above and R6 and R7 are each methyl, and 0.00504 grams of platinum catalyst 10% The mixture was heated for two hours at 80 ° C to allow the wax to react on the silyl hydride ends of the fluid (0.97 grams) of an organosiloxane resin according to the structural formula (M "). Wherein M "and Q are each defined above, R12 is ethenyl and R11 is methyl, to provide 0.0093 mol of vinyl equivalents was then added to the reaction mixture with 0, 00504 additional grams of dish catalyst The reaction mixture was again heated at 90-95 ° C for two hours to allow the reaction. An additional 3.23 grams of the terminally unsaturated wax (0.0062 mol) was then added and the reaction was heated again to 90-95 ° C for two hours.

  Quantities are expressed as percentage by weight. Example 1: Foundation Cyclopentasiloxane and dimethicone copolyol 12 Cyclopentasiloxane Branched organopolysiloxane prepared previously 4o polymethylsilsesquioxane (Topspearl 2000) 2 Titanium dioxide 6 Iron oxide 2.1 Nylon fiber 0.3 Deionized water NaCl 1% 49.65 Polysorbate -20 0, 85 Glycerin 2.0 Preservative qs

Perfume q.s.

Example 2: Mascara

  Stearic acid 5.45 Carnauba wax 7.30 Rice bran wax 7.45 lo Candellila wax 2.50 Beeswax 6.30 Branched organopolysiloxane previously prepared 6.5 Pigments 8.00 Triethanolamine 2.4 Gum arabic 1.50 Hydroxyethylcellulose 0.9 Preservatives Qs Water Qsp 100 Example 3: Waterproof mascara Paraffin wax 2.2 Carnauba wax 4.5 Beeswax 10 Vinyl polylaurate (Mexomère PP from CHIMEX) 0.75 Modified hectorite (Bentone 38V of ELEMENTIS) 5,32 Propylene carbonate 1,74 Polycarboxyl 2,21 Organopolysiloxane branched previously prepared 4 Isododecane qs 100 Pigments 4,6 Preservative qs

Claims (20)

  Cosmetic composition comprising, in a cosmetically acceptable medium, at least one organosiloxane comprising a silicone nucleus and hydrocarbon-terminated branches, which organosiloxane comprises: (a) a nucleus comprising at least two siloxane (Q) SiO 4/2 units (Q) said siloxane units being covalently bonded indirectly via one or more bridging groups and optionally directly to each other, said bridging groups being selected from organosiloxane groups (D) and (T) R22SiO2 / 2 (D) and R3SiO3 / 2 (T) (b) one or more end groups (M), covalently bonded to said ring R13SiO1 / 2 (M) R1, R2 and R3 independently of one another a hydrocarbon radical, and at least one group R 1, R 2 and R 3 is chosen from the group of hydrocarbon radicals having from 20 to 80 carbon atoms per radical.   2. Cosmetic composition comprising, in a cosmetically acceptable medium, at least one organosiloxane comprising a silicone nucleus and hydrocarbon-terminated branches, which organosiloxane comprises: (i) two or more siloxane nodes, each node comprising one or more siloxane units ( Q), and (ii) one or more organosiloxane groups connecting the siloxane nodes selected from the units R3SiO3 / 2 (T), R22SiO2 / 2 (D) and R13SiO1 / 2 (M), wherein each R1, R2 and R3 independently denotes a hydrocarbon radical. one or more of the groups R 1, R 2 and R 3 forming part of the ring structure representing at least a portion of the hydrocarbon-terminated branches of the organosiloxane compound, and at least one group R 1, R 2 and R 3 is selected from the group of hydrocarbon radicals having from 20 to 80 carbon atoms per radical 3. Composition according to claim 1 or 2, wherein at least one R ', R2 and R3 group is chosen from the group of hydrocarbon radicals having from 1 to 60 carbon atoms per radical and in which at least one R' group, R2 and R3 is selected from the group of hydrocarbon radicals having from 20 to 80 carbon atoms per radical.   4. Composition according to claim 3, in which at least one R ', R2 and R3 group is chosen from the group of hydrocarbon radicals having from 1 to 50 carbon atoms per radical and in which at least one R', R2 and R3 is selected from the group of hydrocarbon radicals having from 30 to 80 carbon atoms per radical.   5. Composition according to claim 4, in which at least one R ', R2 and R3 group is chosen from the group of hydrocarbon radicals having from 1 to 40 carbon atoms per radical and in which at least one R', R2 and R3 is selected from the group of hydrocarbon radicals having from 40 to 80 carbon atoms per radical.   6. Composition according to one of the preceding claims, wherein each R ', each R2 and each R3 independently denotes an alicyclic hydrocarbon radical.   7. The composition according to one of the preceding claims, wherein the organosiloxane compound has a viscosity of from 1 to 1,000,000 cSt.   8. Composition according to one of the preceding claims, wherein the organosiloxane compound is soluble in benzene.   9. Composition according to one of the preceding claims, wherein the silicone nucleus of the organosiloxane compound contains a linear, branched or cyclic organopolysiloxane fluid according to formula (XIX): M'pD'gT'r (XIX) in which: M R263SiO2; D 'denotes R272SiO2, 2; T 'is R28SiO3,2; R26, R27 and R28 are each independently alkyl, aryl or aralkyl; p, q and r are zero or positive integers, 0 q 300, and when p and r are both zero, q is 3 or greater than 3.   10. Cosmetic composition comprising, in a physiologically acceptable medium, at least one organosiloxane obtained by hydrosilylation of an ethylenically unsaturated hydrocarbon compound and an ethylenically unsaturated siloxane resin, with an organosiloxane functionalized with at least one silyl hydride.   11. Composition according to Claim 10, characterized in that the organosiloxane functionalized with at least one silyl hydride is chosen from silyl hydride-terminated polydimethylsiloxanes.   12. The composition of claim 10 or 11, characterized in that the ethylenically unsaturated hydrocarbon compound is selected from polyolefins, allylic polyethers, allyl esters, vinyl aromatic compounds and monoethylenically unsaturated alcohols.   13. Composition according to one of claims 10 to 12, characterized in that the ethylenically unsaturated silicone resin is chosen from vinyl-functional MQ resins.   14. Composition according to one of the preceding claims, characterized in that it comprises at least one liquid organic phase and at least one film-forming polymer soluble or dispersible in said liquid organic phase different from said organosiloxane compound.   15. Composition according to one of the preceding claims, characterized in that it further comprises at least one organic gelling agent.   16. Composition according to one of the preceding claims, characterized in that it further comprises at least one wax having a tack greater than or equal to 0.1 N.s.   17. Composition according to one of the preceding claims, characterized in that it further comprises at least one amphiphilic silicone.   18. Composition according to one of the preceding claims, characterized in that it further comprises fibers.   19. Composition according to one of the preceding claims, characterized in that it further comprises carbon black.   20. A cosmetic process for the makeup or care of keratin materials comprising the application to the keratin materials of a cosmetic composition according to one of claims 1 to 19.