MXPA00002199A - Cosmetic composition without transfer comprising dispersed polymer particles an a polysaccharide rheological agent - Google Patents

Cosmetic composition without transfer comprising dispersed polymer particles an a polysaccharide rheological agent

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Publication number
MXPA00002199A
MXPA00002199A MXPA/A/2000/002199A MXPA00002199A MXPA00002199A MX PA00002199 A MXPA00002199 A MX PA00002199A MX PA00002199 A MXPA00002199 A MX PA00002199A MX PA00002199 A MXPA00002199 A MX PA00002199A
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MX
Mexico
Prior art keywords
composition
polymer
lips
block
skin
Prior art date
Application number
MXPA/A/2000/002199A
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Spanish (es)
Inventor
De La Poterie Valerie
Original Assignee
L'oreal
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Publication date
Application filed by L'oreal filed Critical L'oreal
Publication of MXPA00002199A publication Critical patent/MXPA00002199A/en

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Abstract

The invention concerns a composition, in particular cosmetic, dermatological, hygienic or pharmaceutical, for skin care and/or make up and/or skin appendages and/or lips, in the form of a flowing product or a gel comprising dispersed polymer particles surface-stabilised in a liquid fatty phase by a stabilising agent, said fatty phase being further thickened by a liposoluble polysaccharide rheological agent. Depending on the amount of polymer, it is possible to produce on the skin, skin appendages or lips a soft, shiny film having remarkable non-transferring properties, while being highly comfortable. The invention also concerns a method for care or make up of the skin, skin appendages and lips using said composition.

Description

COSMETIC COMPOSITION WITHOUT TRA SFERE CI, THAT COMPRISES ONE DISPERSION OF POLYMER PARTICLES AND A TYPE REOLÓGICO AGENT POLI SACAR IDO Description of the invention The present invention describes a composition containing a polymer that can be dispersed in a fatty phase, intended, in particular, in the cosmetic, dermatological, pharmaceutical and hygienic fields. More particularly, the invention relates to a cosmetic composition, without transfer, for the care and / or make-up of the skin, face, body, lips, lower or upper eyelids, as well as the facets, like the eyelashes the eyebrows, the nails and the hair. This composition can be presented especially in the form of a product REF .: 32856 cast in bar or cup, as flushes or balsams for labyrinths, make-up is cast bottom, anti-eye products, paints for eyelids or eyes, in the form of paste or of more or less fluid cream, such as make-up is for background or blush for the lips, fluids, eyeliners for eyes, mascara, compositions for sun protection or for skin coloring, or, even more, for the makeup of the body. Make-up products for the care of the skin or lips, of human beings, such as make-up or background rubs, generally contain fatty phases, such as waxes and oils, pigments and / or fillers, and eventually additives, such as cosmetic or dermatological additives. They can also contain "pasty" products, with a soft consistency, which allow obtaining pastes, colored or not, to be applied with a brush. These compositions, when applied to the skin or the lips, have the drawback of being transferred, that is to say, they are deposited, at least in part, by leaving traces on certain supports with which they can be put in contact, the dusters and, especially , a glass, a cup, a cigar, a piece of clothing or the skin. It results in a poor persistence of the applied film, which needs regular renewal of the application of the make-up composition or of the lip blush. On the other hand, the appearance of these unacceptable traces, especially in shirt collars, may cause certain women to avoid the use of this type of make-up.
In addition, these compositions have the tendency to migrate, that is, to spread to the interior of the wrinkles and skin folds that surround the lips and eyes, causing an unattractive effect. In JP-A-61-65809, the company Shiseido discloses "non-transfer" lip blushing compositions containing a siloxysilicate resin (a three-dimensional network), a volatile silicone oil, with a cyclic silicone chain, and powdery charges. On the other hand, the company Noevier describes, in JP-A-62-61911, compositions of blush for the lips, eyeliner for eyes and "non-transfer" background makeup, comprising one or more associated volatile silicones. with one of several hydrocarbons of the waxes These compositions, although they have the property "without transfer" improved, have the disadvantage of leaving on the lips, after the evaporation of the silicone oils, a film that becomes uncomfortable with time (feeling of dryness and stretching), causing a certain number of women to avoid this type of lip blush. More recently, the company Procter & Gamble has provided, in their patent application O-A-96/36323, compositions of the water-in-oil emulsion type, which have long duration, resistance to water and which do not leave traces. These compositions contain, in addition, a water-insoluble polymer, generally called a latex, associated with a surfactant of the alkyl or alkoxy dimethicone copolyol type, hydrocarbon oils, pigments, fillers as well as waxes. The compositions based on silicone oils and silicone resins., as well as those that are based on latex, lead to matte colored films. Now, nowadays women are looking for bright products, especially for the coloring of the lips. In addition, the non-transfer properties of the deposited films are not perfect. In particular, a pronounced pressure or rubbing leads to a decrease in the color of the deposit and to re-depositing on the support that comes into contact with these films. In addition, EP-A-497144 and FR-A-2 357 244 describe co-named "non-transfer" bearings, which contain a styrene-ethylene-propylene block polymer associated with waxes, light or volatile oils , and pigments. These compositions have the drawback of being uncomfortable, having any cosmetic properties and being difficult to formulate. On the other hand, the "non-transfer" properties of these compositions are very low. There remains, then, the need for a composition that does not have the aforementioned drawbacks and that has, in particular, total "no transfer" properties, equal during a pronounced pressure or rubbing.; a more or less bright aspect, adapted to the desire of the consumer; that does not migrate; that does not dry out the skin or the lips on which it is applied, both before the application and the passage of time.
The Applicant has found, quite surprisingly, that the use of a polymer which can be dispersed in a fatty phase, associated with a particular rheological agent, in a cosmetic, dermatological, pharmaceutical or hygienic composition, makes it possible to obtain a bright film, very good stability, that is transferred little, or nothing, that does not migrate, resistant to water, being always pleasant in its application and to wear it throughout the day. The film is remarkably soft and flexible. Then, the present invention has as its object a composition for topical application, containing a liquid fatty phase and polymer particles dispersed in the liquid fatty phase and stabilized on the surface by a stability agent; the fatty phase is, in addition, thickened by a liposoluble rheological agent of the polysaccharide type. This composition is, in particular, a cosmetic, dermatological, hygienic or pharmaceutical composition. It contains, then, ingredients compatible with the skin, mucous membranes and fibers of keratin or faneras. It can be in the form of anhydrous, emulsion or oil-in-water dispersion gel or, still, in the form of a multiple emulsion. According to the invention, the polymer is insoluble in the fatty phase at its softening temperature, unlike an equal wax of polymeric origin, which is soluble in the fatty phase at its melting temperature. It also allows the formation of a film generating tank that is preselected in the form of a film that can be isolated, continuous and homogeneous and / or characterized by the entanglement of the polymer chains. With a wax, also obtained by means of polymerization, a recrystallization is obtained after the melting in the fatty phase. The dispersion polymer used in the present invention can be of any nature. Thus, a radical polymer, a polycondensate, even a natural polymer, and mixtures thereof can be used. This polymer can be chosen, by the one trained in the art, according to its properties and according to the later application desired for the composition. Preferably, the polymer used can form films. It is also possible to use a polymer that can not form films. As a polymer that can not form pellets, it is meant a polymer that is not capable of forming, alone, a film that can be isolated. This polymer allows, associated with a non-volatile compound, of the oil type, to form a continuous and homogeneous deposit on the skin and mucous membranes, such as the lips. Advantageously, the composition contains at least one ingredient selected from among the cosmetic, dermatological, hygienic and pharmaceutical active ingredients, the coloring materials and their mixtures. Thanks to the dispersion of the stabilized polymer particles on its surface, present in the liquid fatty phase, the composition of the invention makes it possible to limit, even suppress the transfer of the composition, and, in particular, the transfer of the active compounds and / or of the coloring materials and, therefore, keep these active compounds and / or coloring materials in the place where they are deposited. According to the invention, the amount of polymer. in dispersion should be sufficient to form, on the skin and / or the lips and / or the keratin fibers, a film suitable for fixing the coloring and / or active cosmetic or dermatological materials and / or oils, to limit, even suppress, its transfer on a support with which the film is put in contact. The amount of the polymer, then, is a function of the amount of coloring materials and / or active and / or oils, contained in the composition. In practice, the amount of polymer can be greater than 2%, by weight (of active material), with respect to the total weight. of the composition. Another object of the invention is the use, in a composition for topical, cosmetic or hygienic application., or for the manufacture of a composition for topical, dermatological or pharmaceutical application, of particles, of at least one polymer, dispersed in a liquid fatty phase and stabilized on its surface by a stabilizing agent, where the fatty phase is thickened by an agent liposoluble rheological, of the polysaccharide type, to reduce, or even suppress, the transfer of the film of the composition deposited on the mucous membranes and / or the skin of the human being, against a support that comes into contact with the film and / or retains its brightness. The invention also has as its object a cosmetic or make-up care procedure for the lips, the skin or the skin, which consists of applying, respectively, on the lips, the skin or the skin, a cosmetic composition such as that defined previously. The invention also has as its object a method for limiting, or even suppressing, the transfer of a make-up or skin-care composition, or of the lips, on a different skin and lip support, which contains a liquid fatty phase and at least one ingredient chosen from coloring materials and cosmetic, dermatological, hygienic and pharmaceutical active compounds, which consists of introducing, in the liquid fatty phase, "polymer particles which can be dispersed in the liquid fatty phase and which they are stabilized on their surface by a stabilizing agent and at least one lipid-soluble rheological agent, of the polysaccharide type.
An advantage of the use of a particle dispersion in a composition of the invention is that the particles rest in the state of elementary particles, without forming agglomerates in the fatty phase, which would not be the case with nano-sized mineral particles. Another advantage of the polymer dispersion is the possibility of obtaining very fluid compositions (of the order of 130 centipoise), even in the presence of a high amount of polymer. An additional advantage of a dispersion of this type is that it is possible to calibrate, at will, the size of the polymer particles, and to modulate their "polydispersity" in size, during the synthesis. It is also possible to obtain particles of very small size, which are invisible to the naked eye when they are in the composition and when they are applied on the skin and lips. This would not be possible with the pigments in particular form, its constitution does not allow to modulate the average size of the particles. In addition, it has been found that the composition, according to the invention, has particularly interesting fixing and adhesion qualities on the skin, semi-mucous membranes or mucous membranes, as well as an unctuous and pleasant touch. This composition also has the advantage of removing make-up easily, especially with a classic make-up serum. This is quite remarkable since the compositions of the prior art, with "no transfer" properties, are very difficult to remove. In general, they are sold with a specific make-up remover, which introduces an additional discomfort for the user. The composition according to the invention then comprises, advantageously, one or more stable dispersions of generally spherical particles, of one or more polymers, in a liquid, physiologically acceptable fatty phase. These dispersions can be present, in particular, in the form of polymer nanoparticles in a stable dispersion in the so-called fatty phase. The nanoparticles are preferably of a size between 5 and 600 nm, since above about 600 nm, the dispersions of the particles become much less stable. Still, a 1-dispersion advantage of the polymer of 1 to the composition of the invention is 1 to the possibility of varying 1 to glass transition temperature (Tg) of the polymer or of the polymer system (more additive polymer of the plasticizer type), and from passing, thus, from a hard polymer to a more or less soft polymer, allowing to regulate the mechanical properties of the composition according to the projected application. It is possible to use polymers that can make films, preferably with a low Tg, less than or equal to the temperature of the skin, especially less than 40 ° C. A dispersion is thus obtained which can form films when it is applied on a support, which is not the case when one of the dispersions of mineral pigments according to the prior art is used. The dispersion polymers which may be used in the composition of the invention, preferably have a molecular weight of the order of 2000 to 10,000,000, and a Tg of -100 ° C to 300 ° C, and better than -10 ° C. at 50 ° C. When the polymer has a very high glass transition temperature for the desired application, it can be associated with a plasticizer, so that this temperature of the mixture used is lowered. The plasticizer can be chosen from the plasticizers usually used in the application domain and especially among the compounds capable of being polymer solvents. Among the polymers that can form films, mention may be made of homopolymers or copolymers with radicals, acrylic or vinyl, preferably with a Tg less than or equal to 40 ° C and especially ranging from -10 ° C to 30 ° C. Among the polymers that do not form films, mention may be made of homopolymers or copolymers with radicals, vinyls or acrylics, optionally crosslinked, having, preferably, a Tg greater than or equal to 40 ° C and, especially, ranging from 45 ° C to 150 ° C. By radical polymer, is meant a polymer obtained by polymerization of the monomers with unsaturation, especially ethylenic, where each monomer is susceptible to homopolyzing (unlike polycondensates). The radical polymers can be especially polymers, or copolymers, vinyl, especially acrylic polymers. The vinyl polymers can result from the polymerization of ethylenically unsaturated monomers having at least one group and / or esters of the acid monomers and / or amides of these acids.
As the monomer carrying the acid group, unsaturated carboxylic acids α, β-ethylene can be used, such as acrylic acid, methacrylic acid, crotonic acid, maleic acid, itaconic acid. The acid is preferably used (meth) acrylic and crotonic acid, and, more preferably, acid (met) acrylic. The esters of the acidic monomers are advantageously chosen from the esters of (et) acrylic acid (still called (meth) acrylates), such as alkyl (meth) acrylates C i - C 2 or A preferably Ci-Cs; the aryl (meth) acrylates, in particular of the C 6 -C 1 aryl or the hydroxyalkyl (meth) acrylates in particular, of C 2 -C 2 hydroxyalkyl. As alkyl (meth) acrylates, mention may be made of methyl, ethyl, butyl, isobutyl, ethyl-2-hexyl and lauryl (meth) acrylates. As hydroxyalkyl (meth) acrylates, there may be mentioned hydroxyethyl (meth) acrylate, 2-hydroxypropyl (meth) acrylate. As aryl (meth) acrylates, mention may be made of benzyl or phenyl acrylate. Particularly preferred (meth) acrylic acid esters are alkyl (meth) acrylates. As radical polymers, the copolymers of (meth) acrylic acid and of alkyl (meth) acrylate, especially C 1 -C 4 alkyl, are preferably used. More preferably, the methyl acrylates optionally copolymerized with Acrylic acid As amides of the acidic moieties, mention may be made of (meth) acrylamides, and especially N-alkyl (meth) acrylamides, in particular C2-C2alkyl, such as N-ethyl acrylamide, Nt- butyl acrylamide, N-octyl acrylamide; N-dialkyl (C i -C) (meth) acrylamides. The vinyl 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 still partially or totally with quaternary groups. These monomers may be, for example, dimethylaminoethyl (meth) acrylate, dimethylaminoethyl methacrylamide, vinylamine, vinylpyridine, diallyldimethylammonium chloride. The vinyl polymers can also result from 1 to homopolymerization or d-1 to 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, as mentioned above. As an example of the vinyl esters, mention may be made of vinyl acetate, vinyl propionate, vinyl neodecanoate, vinyl pivalate, vinyl benzoate, and vinyl t-butyl benzoate. Mention may be made, as styrene monomers, of styrene and alf-stythyl styrene. The list of the monomers given is not limiting and it is possible to use any monomer known to the one skilled in the art, which falls within the categories of acrylic and vinyl monomers (the monomers modified by a silicone chain).
Other vinyl monomers include: N-vinylpyrrolidone, 1-vinylcaprolactam, vinyl N-alkyl (Ci-Ce) pyrrole, vinyl-oxazoles, vinyl thiazoles, vinylpyrimidines, vinylimidazoles; olefins such as ethylene, propylene, butylene, isopropane, butadiene. The vinyl copolymer can be crosslinked with the aid of a difunctional monomer, which especially comprises at least two ethylenic unsaturations, such as ethylene glycol dimethacrylate or diallyl phthalate. In a non-limiting manner, the dispersion polymers of the invention can be chosen from the following polymers or copolymers: polyurethanes, acrylic polyurethanes, polyureas, polyurea-polyurethanes, polyester-polyurethanes, polyether-polyurethanes, polyesters, amide polyesters , fatty chain polyesters, alkyds; acrylic and / or vinyl polymers or copolymers; acrylic-silicone copolymers; polyacrylamides, polymers with silicone, such as polyurethanes or acrylics with silicone, fluorinated polymers and their mixtures. The liquid fatty phase of the composition can be constituted by any cosmetically or dermatologically acceptable oil and, in general, physiologically acceptable, especially chosen among oils of mineral, animal, vegetable or synthetic origin, carbon, hydrocarbon, fluorinated and / or or with silicone, alone or mixed in 1 am a day in which they form a homogenous and stable mixture and where they are compatible with their programmed use.
By "fatty phase a" is meant any non-aqueous liquid medium at room temperature and atmospheric pressure. This fat can contain a liquid, volatile fatty phase, and / or a non-volatile fatty phase. By "volatile fatty phase" is meant any non-aqueous medium susceptible to evaporation, of the skin or of the lips, in less than one hour. This volatile phase comprises, in particular, oils having a vapor pressure, at room temperature (25 ° C) and atmospheric pressure (760 mm Hg), which is from 1 O "3 to 300 mm Hg (0. 13 Pa). at 40,000 Pa) The total liquid fatty phase of the composition may represent from 5% to 97.90% of the total weight of the composition and, preferably, from 20 to 85%. represent from 0 to 80% of the total weight of the composition, and better from 1 to 50% As a liquid fatty phase that can be used in the invention, one can also cite hydrocarbon oils, such as paraffin oil or petroleum jelly, mink, turtle, soybean oil, perhydrosqualene, sweet almond, calophyllum, palm, pip, grape, sesame, corn, parléam, arara, rapeseed, sunflower oil, cotton, apricot, castor, avocado, jojoba, olive or cereal germ, the esters of lanolic acid, acid oleic acid, lauric acid, stearic acid; fatty esters such as isopropyl myristate, isopropyl palmitate, butyl stearate, hexyl laurate, diisopropyl adipate, isononyl isononate, 2-ethylhexyl palmitate, 2-hexyl laurate decyl, 2-octyl-decyl palmitate, myristate or 2-octyl-dodecyl lactate, 2-diethylhexyl succinate, diisostearyl malate, glycerin triisostearate or diglycerin; higher fatty acids, such as myristic acid, palmitic acid, stearic acid, behenic acid, oleic acid, linoleic acid, linolenic acid or isostearic acid; higher fatty alcohols, such as cetanol, stearyl alcohol or oleyl alcohol, linoleic or linolenic alcohol, isostearic alcohol or octyl dodecanol; oils with silicone, co or polydimethylsiloxanes (P DMS), optionally phenylated, such as phenyltrimethicones, or optionally substituted by aliphatic and / or aromatic groups, optionally fluorinated or by functional groups such as hydroxyl, thiol and / or amine groups; polysiloxanes modified by fatty acids, fatty alcohols or polyoxyalkylenes, fluorinated silicones, perfluorinated oils. Advantageously, one or more volatile oils can be used at room temperature. These volatile oils favor obtaining a film with "no transfer" properties. After the evaporation of these oils, a soft film-forming deposit is obtained, which does not stick on the skin or mucous membranes, which follows, respectively, the movements of the skin or lips, on which the composition is applied . These volatile oils also facilitate the application of the composition on the skin, mucous membranes and skin.
They may be hydrocarbon with silicone, optionally comprising the alkyl or alkoxy groups, pendant or at the end of the chain with silicone. As the volatile oil which can be used in the invention, 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 well as isoparaffins C ß ~ C i 6 • These volatile oils represent especially from 20 to 97.90% of the total weight of the composition and, better, from 30 to 75%. As the volatile oil which may be used in the invention, mention may be made, in particular octamethylcyclotetrasiloxane, decamethylcyclopenta siloxane, hexadecamethylcyclohexasiloxane, heptamethylhexyltrisiloxane, 1-heptemethyl octylsiloxane or Ce-Cie isoparaffins, such as ISOPAR products, PERMETYL and especially isododecane. . In a particular embodiment of the invention, the liquid fatty phase is chosen from the group comprising: the non-aqueous liquid compounds, which have a global solubility parameter, according to the solubility space of HANSEN, less than 17 (MPa) "; - or monoalcohols having a global solubility parameter, according to the solubility space of HANSEN, less than or equal to 20 (MPa) 1 *; or its mixtures. The global solubility parameter d, according to the HANSEN space of solubility, is defined in the article "Solubility parameter valúes", by Eric A. Grulke, from the work "Polymer Handbook" 3rd edition, Chapter VII, pages 519-559 by means of the relation: d = (dD2 + dP2 + dH2) ", in which: dD characterizes the dispersion forces of LONDON, resulting from the formation of dipoles induced during molecular shocks, dp characterizes the forces of the interactions of DEBYE between the permanent dipoles, dH characterizes the forces of the specific interactions (type of hydrogen bonds, acid / base, donor / acceptor, etc.) The definition of the solvents in the space of three-dimensional solubility according to HANSEN is given in the article by C. M. Hansen: "The three dimensional solu ility parameters", J. Paint Technol., 39, 105 (1967).
Among the liquid fatty phases having a global solubility parameter, according to the solubility space of HANSEN, less than or equal to 17 (MPa) 1 *, mention may be made of vegetable oils formed by esters of fatty acids and polyols, in particular triglycerides, such as sunflower, sesame or rapeseed oil, or esters derived from acids or alcohols having a long chain (ie, having from 6 to 20 carbon atoms), especially esters of the formula RCOOR ', in which R represents the remainder of a higher fatty acid comprising from 7 to 19 carbon atoms; and R 'represents a hydrocarbon chain comprising from 3 to 20 carbon atoms, such as palpates, adipates and benzoates, especially diisopropyl adipate. Mention may also be made of hydrocarbons and, especially, paraffin oils, petrolatum oils, or hydrogenated polyisobutylene, isododecane, or even the compounds ISOPAR, volatile isoparaffins. Mention may also be made of silicone oils, such as polydimethylsiloxanes and polymethylphenylsiloxanes, optionally substituted by aliphatic and / or aromatic, optionally fluorinated groups; or by functional groups such as hydroxyl, thiol and / or amine groups; and volatile silicone oils, especially cyclic. Mention may also be made of solvents, alone or mixed, selected from (i) straight, branched or cyclic esters having more than 6 carbon atoms; (ii) ethers having more than 6 carbon atoms; (i_i i) Ketones having more than 6 carbon atoms. By monoalcohols having a global solubility parameter, according to the solubility space of HANSEN, less than or equal to 20 (MPa) 1 *, we mean the aliphatic fatty alcohols having at least 6 carbon atoms, the hydrocarbon chain does not comprise any replacement group. As monoalcohols according to the invention, mention may be made of oleic alcohol, decanol, dodecanol, octadecanol and linoleic alcohol. As a non-aqueous medium, those described in document FR-A-2 710 646 of L can also be used. V. M. H. The choice of non-aqueous medium is made by the one skilled in the art, depending on the nature of the monomers that make up the polymer, and the natural one of the stabilizer, as indicated above.
The dispersion of the polymer can be manufactured as described in EP-A-749747. The polymerization can be carried out in dispersion, that is, by precipitation of the polymer during formation, with the protection of the particles formed by means of a stabilizer. A mixture comprising the initial monomers is then prepared, as well as a radical primer. This mixture is dissolved in a solvent called, in what follows of the present description, "synthetic solvent". When the fatty phase is a non-volatile oil, the polymerization can be carried out in an apolar organic solvent (which must be miscible with the synthesis solvent) and selectively distill the synthesis sun.
The synthesis solvent is then chosen in such a way that the initial monomers, and the radical primer, are soluble, and the polymer particles obtained are soluble so that they precipitate during their formation. In particular, the synthesis solvent can be chosen from alkanes such as heptane, isododecane or cyclohexane. When the chosen fatty phase is a volatile oil, the polymerization can be carried out directly in the oil that plays, then, the role of the synthesis solvent. The monomers must also be soluble, as well as the radical primer and the polymer obtained; and the polymer obtained must be insoluble. The monomers are preferably present in the synthesis solvent, before the polymerization, at a rate of 5-20% by weight, of the reaction mixture. All of the monomers may be present in the solvent, before the start of the reaction; or a part of the monomers can be added as the polymerization reaction evolves. The radical initiator can be especially 1-azo-bis-isobutyronitrile or tert-butylperoxy-2-ethyl hexanoate.
The polymer particles are surface stabilized as the polymerization proceeds, thanks to a stabilizer which may be a sequenced polymer, an unwanted polymer, and / or a statistical polymer, alone or in admixture. The stabilization can be effected by any known means and, in particular, by the direct addition of the sequenced polymer, the grafted polymer and / or the statistical polymer, during the polymerization. The stabilizer is also present in the mixture, preferably before polymerization. However, it is also possible to add continuously, especially when the monomers are also added continuously. It is possible to use 2-30% by weight, of the stabilizer, with respect to the initial mixture of monomers and, preferably, 5-20% by weight. When a grafted and / or sequenced polymer is used as a stabilizer, the synthesis solvent is chosen such that at least a part of the grafts or coatings of the polymer-stabilizer is soluble in the solvent, the other part of the ertos or sequences is not soluble. The polymer-stabilizer used during the polymerization must be soluble, or dispersible, in the synthesis solvent. In addition, a stabilizer is preferably chosen where the insoluble sequences or insults have a certain affinity for the polymer formed during the polymerization. Among the polymers invented, mention may be made of the polymers injected, with silicone, with a hydrocarbon chain; the hydrocarbon polymers injected with a silicone chain. Also suitable are the inert copolymers which have, for example, an insoluble skeleton of the polyacrylic type with soluble acids of the type p__o 1 i-12 - (hydroxystearic).
Thus, inert block copolymers or sequences comprising at least one block of the polyorganosiloxane type and at least one block of a radical polymer can be used, such as the acrylic copolymers of the acrylic / silicone type, which can be used especially when the Non-aqueous medium is silicone. Blocked or sequenced block copolymers comprising at least one block of the polyorganosiloxane type and at least one polyether can also be used. The polyorganopolysiloxane block can be, in particular, a polydimethylsiloxane, or a poly (C2-C?) -lysyl siloxane poly-alkyl; the polyether block can be a C 2 -C 8 alkylene polyol / in particular, polyoxyethylene and / or polysxypropylene. In particular, the copolyol dimethicones or the alkyl (C dimethicones copolyol, such as those sold under the name "DOW CORNING 3225C" by DOW CORNING, the lauryl methicones, such as those sold with the name "DOW CORNING Q2-5200", by the company "DOW CORNING." Like block copolymers invented or sequenced, there may also be mentioned those comprising at least one block resulting from the polymerization of at least one ethylenic monomer, having one or more ethylenic bonds, possibly conjugated, such as ethylene or dienes, such as butadiene and isoprene, and at least one block of a vinyl polymer and higher styrenic When the ethylenic monomer comprises several ethylenic bonds optionally conjugated , the residual ethylenic deposits after polymerization are generally hydrogenated, thus, in a known manner, the polymerization of the isoprene leads, after the hydrogenation, to the formation of the ethylene-propylene block; and the polymerization of butadiene leads, after hydrogenation, to the formation of the ethylene-butylene block. Among these polymers, mention may be made of the block copolymers, especially of the "diblock" or "triblock" type, of the polystyrene / polyisoprene (SI), polystyrene / polybutadiene (SB) type, such as those sold as 'LUVITOL HSB', by BASF; 'of the polystyrene / copoly (ethylene-propylene) type (SEP), like those that are sold as? K R A T O N ', by Shell Chemical Co. , or, all vi, of the type polystyrene / copoly (ethylene-butylene) (SEB). In particular, you can use the Kraton Gl 650 (SEBS), the Kraton G1651 (SEBS), the Kraton 1652 (SEBS), the Kraton G1657X (SEBS), the Kraton G1701X (SEP), the Kraton G1702X (SEP), the Kraton G1726X (SEB), the Kraton D-1101 (SBS), the Kraton D-1102 (SBS), the Kraton D-1107 (SIS). The polymers are generally called hydrogenated dienes copolymers, or not. The compounds Gelled Permethyl 99A-750, 99A-753-59 and 99A-753-58 (mixture of triblock and star polymer), Versagel 5960, Chez Penreco (triblock + star polymer); OS129880, OS129881 and OS84383, by Chez Lubrizol (styrene / methacrylate copolymer). As block copolymers grafted or sequenced comprising at least one block resulting from the polymerization of at least one ethylenic monomer, having one or more ethylenic bonds and by at least one block of an acrylic polymer, mention may be made of the copolymers of bi- or tri-sequences poly (methyl methylacrylate) / polyisobutylene, or the copolymers injected with a backbone of poly (methyl methacrylate) and with polyisobutylene injections. As grafted or sequenced block copolymers comprising at least one block resulting from the polymerization of at least one ethylenic monomer, having one or more ethylenic bonds, and by at least one block of a polyether, such as a C2-C polyalkylene? 8 (polyethylene and / or polyoxypropylene, in particular), there can be mentioned copolymers with bi- or trisequences of polyoxyethylene / polybutadiene or polyoxyethylene / polyisobutylene. When a statistical polymer is used as a stabilizer, it can be chosen so that it possesses a sufficient amount of groups that make it soluble in the programmed synthesis solvent. It is also possible to use copolymers based on alkyl acrylates or methacrylates, which are obtained from C 1 -C 4 alcohols and alkyl acrylates or methacrylates obtained from C 8 -C 3 alcohols. In particular, mention may be made of the stearyl methacrylate / methyl methacrylate copolymer. When the synthesis solvent is apolar, it is preferable to choose, as a stabilizer, a polymer that provides a particle coverage - as complete as possible, several polymer-stabilizer chains are finished, then, adsorbed on a polymer particle that is obtained by polymerization. In this case, it is preferred, then, to use, as a stabilizer, either an uninjured polymer, or a sequenced polymer, so that it has a better interface activity. In effect, insoluble sequences or grafts in the synthesis solvent provide a more voluminous coverage to the surface of the particles. When the liquid synthesis solvent comprises at least one silicone oil, the stabilizing agent is preferably chosen from the group consisting of blocked or sequenced block copolymers comprising at least one block of the polyorganosiloxane type and at least one block of a polymer with radicals, or of a polyether or a polyester, such as polyoxypropylene and / or oxyethylene blocks. When the liquid fatty phase does not comprise silicone oil, the stabilizing agent is preferably chosen from the group consisting of: (a) grafted or sequenced block copolymers comprising at least one block of the polyorganosiloxane type and at least one block of a radical polymer or of a polyether or of a polyester, (b) copolymers of acrylates or alkyl methacrylates obtained from C 1 -C 4 alcohols, and of acrylates or alkyl methacrylates obtained from alcohols C 8 - C 30 / • (c) block copolymers invented or sequenced comprise at least one block resulting from the polymerization of at least one ethylenic monomer, with conjugated ethylenic linkages. and at least one block of a vinyl or acrylic polymer or of a polyether or a polyester or their mixtures. Preferably, diblock polymers are used as stabilizing agents.
Rheological agent According to the invention, it is possible to use one or more liposoluble rheological agents in the composition of the invention. This, or these, rheological agent (s), are liposoluble agents capable of thickening and / or gelling the composition. In particular, they are present in an effective amount to increase the viscosity of the composition to a gel, namely, a product that does not run off under its own weight, even in stick. The amount of the rheological agent is a function of the viscosity sought, and of the form sought for the final composition. In particular, the ratio by weight, of the amount of solvent and / or oil, on the amount of thickener, is chosen, for example, in the range from 5 to 1000. The composition, according to the invention, may contain , for example, an amount of the alkyl ether of the polysaccharide ranging from 0.05 to 20%, of the total weight of the composition and, preferably, from 0.1% to 10% by weight; and better, from 0.5% to 6%, by weight. The rheological agent, according to the invention, is a polysaccharide alkyl ether formed of motifs comprising at least two different osidic rings, each ring comprising at least one hydroxyl group substituted by a saturated hydrocarbon alkyl chain.
In the rheological agent of the invention, "hydrocarbon alkyl chain" means a straight or branched chain, comprising from 1 to 24, preferably from 1 to 10, better from 1 to 6, and more especially from 1 to 3 carbon atoms. In particular, the alkyl chain is chosen from the saturated chains and especially from methyl, ethyl, ethenyl, n-propyl, propylene, isopropylene, n-butyl, isobutyl, tert-butyl, n-pentyl. These alkyl ethers can be manufactured as described in documents E P-A-281 360, EP-A-708 114, EP-A-281 360.
According to a preferred embodiment of the invention, the polysaccharide alkyl ether has an average molecular weight, by weight, greater than 100 000 and, preferably, greater than 200 000. This molecular weight can reach up to 1 million.
This alkyl ether can comprise from one to six, and better from two to four hydroxyl groups by reason, substituted by an alkyl hydrocarbon chain, saturated, or not. The osidic cycles are chosen, especially, between mannose, galactose, glucose, furanose, rhamnose, arabinose. According to a preferred embodiment of the invention, the alkyl ether of the polysaccharide is an alkyl ether of a gum, and particularly of a globally non-ionic gum, that is, it comprises little or nothing of the ionic group. As suitable gums, there may be mentioned, for example, guar gum, where the motif comprises a galactose and a mannose; locust bean gum, where the motif comprises a galactose and a mafia; karaya gum, which is a complex mixture of rhamnose, galactose and galacturonic acid; Adraging gum, which is a complex mixture of arabinose, galactose and galacturonic acid. According to a preferred embodiment of the invention, the polysaccharide alkyl ether is a derivative of guar gum. Thus, advantageously, the alkyl ether is an alkylated galactomannan, wherein the alkyl chain is from C i to Ce; and better of C ia C3 and, more particularly, guarded has a degree of substitution of 2 to 3, and especially of about 2.5 to 2.8, as described in documents RD 95378007 (October, 1995) and EP-A- 708114. This rubber is, in particular, sold by the company Aqualon, under the name N-HANCE-AG 200®, and N-HANCE AG 50®. This or these insoluble rheological agents allow a thickening of the composition, always preserving a bright appearance of the composition, as well as the film deposited on the lips and / or the body. This is clearly highlighted from the table (I), mentioned later. The dispersions of gelled polymers obtained according to the invention can then be used in a composition especially cosmetic, dermatological, pharmaceutical and / or hygienic, as a composition for the care or makeup of the skin or lips, or still, a hair composition or a solar composition, or for coloring or for artificial tanning of the skin. Following the request, it will be possible to choose to use the dispersions of polymers, which can make films, or can not make films, in volatile or non-volatile oils.
The composition of the invention may advantageously comprise one or more coloring materials containing one or more powdered compounds and / or one or more fat-soluble or water-soluble dyes, for example, in a proportion of 0 to 70% of the total weight of the composition. the composition and especially, of 0. 01 to 70%. The powdered compounds can be chosen from pigments and / or pearls and / or fillers commonly used in cosmetic or dermatological compositions. Advantageously, the powder compositions represent from 0 to 50% and, especially, from 0.1 to 50% of the total weight of the composition, and better from 1 to 40%. The more the amount of powdered compounds decreases, the more they increase the qualities of non-transfer and comfort. The fact that the properties of non-transference increase as the amount of powdered compounds decreases is a surprising fact. In fact, until now, the properties of s in transference of the compositions of the prior art, were increased with the amount of powder compound. Conversely, the discomfort, its brightness and dryness on the skin or mucous membranes increased. On the other hand, the property of no transfer increases with the amount of polymer that can be dispersed in the liquid fatty phase. In practice, the polymer can represent, as an active material, up to 60% (of active or dry material) of the total weight of the composition. Using less than 12% by weight of the polymer active material and non-volatile oil, in the composition, and up to 60%, a film is obtained without total transfer Between 2 and 12%, the effect of no transfer is remarkable, however, without being total. Then, the properties of no transfer can be adapted at will, which was not possible with the compositions without prior art transfer, without impairing the comfort of the deposited film. The pigments can be white or colored, mineral and / or organic, that produce interferences, or not. Mention may be made, among the mineral pigments, of titanium dioxide, optionally surface-treated; the oxides of zirconium or cerium, as well as the oxides of iron or chromium, the violet of manganese, the ultramarine blue, the hydrate of ero mio and the ferric blue. Among the organic pigments, mention may be made of carbon black, pigments of the D & amp; C, and lacquers based on cochineal carmine, barium, strontium, calcium, aluminum. The pearlescent pigments can be chosen from white, pearly pigments, such as titanium-coated mica, or bismuth oxychloride; Colored colored pigments such as titanium mica with iron oxides, titanium mica, especially with ferric blue or with chromium oxide; titanium mica with an organic pigment of the type cited above, as well as the pearlescent pigments based on bismuth oxychloride. The charges can be mineral or organic, in the form of lamellae or spheres. The talc, the mica, the silica, the kaolin, the powders of Nylon (Orgasol, of Atochem), of poly-ß-alanine and of polyethylene, the Teflon, the lauroyl-lysine, the starch, the nitride can be mentioned. of boron, tetrafluoroethylene polymer powders, microspheres. hollows such as the Expancel (Nobel Industrie), the polytrap (Dow Corning) and the silicone resin microbeads (Tospearis, from Toshiba, for example), the precipitated calcium carbonate, the carbonate and the magnesium hydrocarbonate, the hydroxyapatite, hollow silica microspheres (SILICA BEADS, from MAPRECOS), glass or ceramic microcapsules, metal soaps derived from organic carboxylic acids having from 8 to 22 carbon atoms, preferably from 12 to 18 carbon atoms for example, zinc, magnesium or lithium stearate, zinc laurate, magnesium myristate. The liposoluble dyes are, for example, Sudan red, DC Red 17, Green DC 6, ß-carotene, soybean oil, Sudan coffee, Yellow DC 11, DC Violet 2, DC orange 5, quinoline yellow. They can represent from 0 to 20% and, especially, from 0.01 to 20% of the weight of the composition, and better, from 0.1 to 6%. The water-soluble dyes are, for example, beet juice, methylene blue and may represent up to 6% of the total weight of the composition. The composition of the invention can also contain a cosmetic or dermatological active arios as those used classically.
As cosmetic, dermatological, hygienic or pharmaceutical active ingredients, which can be used in the composition of the invention, mention may be made of hydratants, vitamins, essential fatty acids, sphingolipids, sunscreens. These active ingredients are used in the amount usual for those skilled in the art and especially at concentrations of 0 to 20% and especially 0.001 to 20%, of the total weight of the composition. The polymer of the composition of the invention allows the formation of a film on the skin, lips and / or mucous membranes, forming a network that traps dye materials (including fillers) and / or active materials. According to the relative amount of the coloring materials, used with respect to the amount of stabilized polymer used, it is possible to obtain a more or less bright and more or less non-transfer film. The composition, according to the invention, can further comprise, according to the type of programmed application, the constituents conventionally used in the domains considered, which are present in an amount appropriate for the desired galenic form. In particular, it may further comprise the liquid fatty phase in which the polymer is stabilized by the additional fatty phases, which may be chosen from waxes, oils, gums and / or pasty fatty substances of vegetable origin, animal, mineral or synthetic, including silicones, and their mixtures. Among the solid waxes at room temperature, which may be present in the composition of the invention, mention may be made of hydrocarbon waxes, such as beeswax, carnauba wax, Candelilla, from Japan, cork fiber or sugar cane waxes paraffin waxes, lignite waxes, microcrystalline waxes, lanolin wax, Montan wax, ozokerites (paraffins), polyethylene waxes , the waxes obtained by means of the Fischer-Tropsch synthesis, the hydrogenated oils, the fatty esters and the solidified glycerides at 25 ° C. Silicone waxes may also be used, among which may be mentioned alkyl, alkoxy and / or polymethylsiloxane esters. The waxes can be in the form of stable dispersions of colloidal wax particles, such as those which can be prepared according to known methods, such as those of "Microemulsions Theory and Practice", L.M. Prince Ed., Academic Press (1977), pages 21-32. As a liquid wax at room temperature, we can cite Joba's a ction.
The waxes can be present in a ratio of 0-50 and n weight in composition, and better in 5 to 20%, in order not to reduce the gloss of the composition and of the film deposited on the lips and / or the skin. The composition may further comprise any additive usually used in these compositions, such as thickeners other than the rheological agent of the polysaccharide type, antioxidants, perfumes, preservatives, surfactants, oil-soluble polymers such as polyalkylenes, especially polybutene, polyacrylates and polymers with silicone compatible with the fatty phase, as well as the polyvinylpyrrolidone derivatives. It is understood that those skilled in the art will wish to choose the optional complementary compound (s), and / or their quantity, so that the advantageous properties of the composition, according to the invention, are not altered, or substantially altered, by the addition scheduled. In a particular embodiment of the invention, the compositions according to the invention can be prepared in the usual manner by those trained in the art. They can be in the form of a cast product and, for example, in the form of a rod or cane, or in the form of a cup which can be used by direct contact or with the sponge. In particular, they find an application such as a cast-on make-up, a wash for the cheeks or for the eyelids, a blush for the lips, a base or a balm for the care of the lips., anti-.or products. They can also be in the form of a soft paste, with a dynamic viscosity, at 25 ° C, in the order of 1 to 40 Pa. s, or still in gel form, cream more or less fluid. They can also be make up or background flushes for lips, solar products or for skin coloring. The compositions of the invention, advantageously, are anhydrous and can contain less than 5% water, with respect to the total weight of the composition. They can then be present, in particular, in the form of an oily gel, an oily liquid or an oil, a paste or a stick, or still in the form of a dispersion of vesicles containing the ionic and / or nonionic lipids. They can also be in the form of a single or multiple emulsion, with an oily or aqueous continuous phase, of oily dispersion in an aqueous phase, thanks to the vesicles containing the ionic and / or nonionic lipids. These galenic forms are prepared according to the usual methods of the considered domains. These compositions for topical application can in particular constitute a cosmetic, dermatological, hygienic or pharmaceutical composition for protection, treatment or care of the face, neck, hands or body (for example, care cream, sun oil, gel for the body), a make-up composition (eg, make-up gel, cream, stick) or a composition for artificial tanning or for skin protection. The invention is illustrated in more detail in the following examples. The percentages are by weight percentage. Example 1, polymer dispersion. A dispersion of methyl polymethacrylate crosslinked with ethylene glycol dimethacrylate is prepared in isododecane according to the method of example 2 of EP-A-749 746, replacing ISOPAR L with isododecane. A dispersion of methyl polymethacrylate particles surface stabilized in isododecane is thus obtained by a polystyrene / copolymer copolymer sequenced (ethylene-propylene), sold under the name KRATON G1701 (Shell), which has a percentage of material dry of 19.7% by weight, and an average particle size of 135 nm (polydispersity: 0.05), and a Tg of 100 ° C _. This copolymer can not form films at room temperature.
Example 2, dispersion of the polymer. A non-crosslinked copolymer dispersion of methyl acrylate and acrylic acid is prepared in a 95/5 ratio, in isododecane, according to the method of Example 1, of EP-A-749 746, replacing heptane with isododecane . A dispersion of poly (methyl acrylate / acrylic acid) particles surface stabilized in isododecane is thus obtained by a polystyrene / copolymer copolymer of polystyrene / copolymer (ethylene-propylene) sold under the name of KRATON Gl 701 (Shell), which has a dry matter percentage of 19% by weight, and an average particle size of 165 nm (polydispersity: 0.05) and a_ Tg of 13 ° C. This copolymer can form films.
Example 3 dispersion of 1 polymer. A dispersion of non-crosslinked copolymer of methyl acrylate and acrylic acid, at a ratio of 95/5, is prepared in isododecane, according to the method of example 1, of EP-A-749 746, replacing heptane with isododecane. A dispersion of poly (methyl acrylate / acrylic acid) particles, surface stabilized in isododecane, is obtained by a polystyrene / copolymer (ethylene-propylene) block copolymer sold as KRATON G1701 (Shell), which has a dry matter percentage of 22.25%, by weight, and an average particle size of 180 nm (polydispersity: 0.05) and a_ Tg of 20 ° C. This copolymer can form films.
Comparative tests. In the dispersions of examples 2 and 3, se. they introduced pigments, and a gelling agent, according to the invention and according to the prior art. Then, the viscosity at 25 ° C of the compositions obtained was measured with the aid of a Brookfield LV viscometer that rotated at 100 rpm and equipped with a mobile module LV4 or LV3, according to the viscosity, as well as the brightness with the help from a Byk Gardner type brightness meter. The results are given in the following Table I) From this table, it is clear that the gelling agents of the composition, according to the invention, ensure a high gloss in the compositions, which is not the case with classic gelling agents such as waxes, Bentona 34, Rhéox, KSG X -21-5432, sold by Shin Etsu, which is a crosslinked organosiloxane with 27% active material, in polymethyltrifluoropropyl dimethylsiloxane. The composition, which does not contain gelling agents or pigments, has a brightness of 84%.
Example 4: Lacquer for the lips. A lacquer for the lips is prepared in fluid form, having the following composition: D hydrogenated polyisobutene 1. 6 D PVP / eicosene copolymer 0. 9 D DC aluminum lacquer 27 1. 1 D Calcium lacquer from DC Roj o 7 2. 1 D DC Red 36 0. 5 D iron oxide black 0. 0 D red iron oxide 1. 1 D dispersion of example 100 sufficient quantity for D N-Hance AG200 (Hercules) * 0 D phenyltrimethicone (DC 556, from Dow 28. Corning)% D octyldodecanol '0. 7 * Galactomannan with alkyl chain C i -C 5 • This lacquer for the lips - it is very bright, without total transfer and does not migrate. It is obtained according to the following operation modality: solubilize the Kraton in the polymer dispersion, in hot (approximately 50 ° C) for 2 h, then add the pigments previously ground in the oils.
This lacquer has been tested by experts, using an applicator with a foam tip. This lacquer stretches well on the lips; the film is glossy / satiny; his transfer is low; it does not migrate in the folds and wrinkles, around the lips. The contours are clean. Comfort is good in the application.
Example 5: Blush for lips, without transfer. A blush for the lips is prepared in fluid form, having the following composition: D hydrogenated polyisobutene 0.
D oxides of iron D dispersion of Example 2, quantity 10 sufficient for D N-Hance AG 200 (Hercules) 1.
D PVP / eicosene copolymer 0. 4 D phenyltrimethicone 0. 7 D octyldodecanol 0 .3 This blush for the lips is prepared as mentioned above. It is presented in a fluid, bright, smooth way to the application, without transference and that no m i g ra.
Example 6: Fluid foundation makeup. A background makeup is prepared, in fluid form, having the following composition: D hydrogenated polyisobutene 7. 0 D yellow iron oxide 1.1 D iron oxide black 0. 2 D brown iron oxide 0. 6 D titanium dioxide 7. 93 D isport of the 100% ex emp l l l l l, su nt su nt i ty for D N-Hanc e AG200 2. 00 D nai l on- 12 12. 0 D ompany of the PVP / e i co n e rs 4.00 D f l e r t i t i t i t i a t 7.00 D o ct i l dodo l 3.00 This background makeup is prepared as mentioned above. It is presented in a fluid way, it is easy to extend it presents good properties of no transfer It is noted that, in relation to this date, the best method known to the applicant to carry out the aforementioned invention is the conventional one for the manufacture of the objects or substances to which it refers.

Claims (36)

  1. CLAIMS Having described the invention as above, the content of the following claims is claimed as property. 1. A composition for topical application, characterized in that it contains a liquid fatty phase and polymer particles dispersed in the liquid fatty phase and that are stabilized superficially by a stabilizing agent, the phase is further thickened by a lipid-soluble rheological agent, of type polysaccharide.
  2. 2. The composition, according to claim 1, characterized in that the rheological agent is a polysaccharide alkyl ether formed of motifs comprising at least two different osidic rings, wherein each motif comprises at least one hydroxyl group substituted by a hydrocarbon alkyl chain , saturated.
  3. 3. The composition according to claim 2, characterized in that from two to four hydroxyl groups, by reason, are replaced by a saturated hydrocarbon alkyl chain.
  4. 4. The composition according to any of claims 2 to 3, characterized in that the saturated hydrocarbon alkyl chain comprises from 1 to 24 carbon atoms and, preferably, from 2 to 10 carbon atoms.
  5. 5. The composition according to any of claims 2 to 4, characterized in that the alkyl chain is selected from the group consisting of the methyl, ethyl, n-propyl, isopropyl, n-isobutyl, tert-butyl radicals.
  6. 6. The composition, according to any of claims 2 to 5, characterized in that the osidic cycles are chosen from the group consisting of mannose, galactose, glucose, furanose, rhamnose, arabinose.
  7. 7. The composition according to any of claims 2 to 6, characterized in that the polysaccharide alkyl ether is an alkyl ether of a gum chosen from guar gum, locust bean gum, karaya gum, gum adragant, and its mixtures
  8. 8. The composition, in accordance i_d to d with any of claims 2 to 7, characterized in that the alkyl ether of polysaccharide is an alkylated galactomannan, where the alkyl chain is C i to C 6, and better of Ci to C 3.
  9. 9. The composition, according to any of claims 2 to 8, characterized in that the alkyl ether of polysaccharide is guar gum, with an ethyl chain, with a degree of substitution of 2 to 3.
  10. 10. The composition, according to any of claims 2 to 9, characterized in that the alkyl ether of polysaccharide has an average molecular weight greater than 200,000.
  11. 11. The composition, according to any of the preceding claims, characterized p or r_q u e the rheological agent represents 0.05 to 20%, of the total weight of the composition.
  12. 12 The composition, according to any of the preceding claims, characterized in that the rheological agent represents 0. 5 to 5%, of the total weight of the composition.
  13. 13 The composition, according to any of the preceding claims, characterized in that the dispersion polymer can form films.
  14. 14 The composition, according to any of the preceding claims, characterized in that at least one ingredient is provided, chosen among the cosmetic, dermatological, hygienic or pharmaceutical active compounds and coloring matters.
  15. 15. The composition, according to any of the preceding claims, characterized in that the polymer, in dispersion, is chosen among the polymers with radicals, the polycondensates, the polymers of natural origin and their mixtures.
  16. 16. The composition according to any of the preceding claims, characterized in that the dispersion polymer is chosen from polyurethanes, acrylic polyurethanes, polyureas, polyurea-polyurethanes, polyester-polyurethanes, polyether-polyurethanes, polyesters, polyesters, amides, fatty chain polyesters , alkyds; acrylic and / or vinyl polymers or copolymers; acrylic-silicone copolymers; polya.crila ies, polymers _ with silicone, fluorinated polymers and their ezclas.
  17. 17. The composition, according to any of the preceding claims, characterized in that the liquid fatty phase is constituted by oils of mineral, vegetable or synthetic, carbon, hydrocarbon, fluorinated and / or silicone oils, alone or mixed.
  18. 18. The composition, according to any of the preceding claims, characterized in that the liquid fatty phase is chosen from hydrocarbon oils, such as paraffin or petrolatum oil, mink, tortoise, soybean oil, perhydrosqualene, oil of sweet almond, of calophyllum, of palm tree, of parléam, of pips, of grape, of sesame, of corn, of c o_l za, of sunflower, of cotton, of apricot, of castor, of avocado, of jojoba, olive or cereal germ; the esters of lanolic acid, oleic acid, lauric acid, stearic acid; fatty esters such as isopropyl myristate, isopropyl palmitate, butyl stearate, hexyl laurate, diisopropyl adipate, isononyl isononate, 2-ethylhexyl palmitate, 2-hexyl laurate decyl, 2-octyl-decyl palmitate, myristate or 2-octyl-dodecyl lactate, 2-diethylhexyl succinate, diisostearyl malate, glycerin triisostearate or diglycerin; higher fatty acids, such as myristic acid, palmitic acid, stearic acid, behenic acid, oleic acid, linoleic acid, linolenic acid or isostearic acid; higher fatty alcohols, such as cetanol, stearyl alcohol or oleyl alcohol, linoleic or linolenic alcohol, isostearic alcohol or octyl dodecanol; oils with silicone, such as polydimethylsiloxanes P DM S optionally phenylated, such as phenyltrimethicones, or optionally substituted by aliphatic and / or aromatic groups, optionally fluorinated or by functional groups such as hydroxyl, thiol and / or amine groups; polysiloxanes modified by fatty acids, fatty alcohols or polyoxyalkylenes, fluorinated silicones, perfluorinated oils; volatile oils such as octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, hexadecamethylcyclohexane siloxane, heptamethylhexyltrisiloxane, hepta ethyloctyltrisiloxane or C8-Ci6 isoparaffins, and isododecane.
  19. 19. The composition, according to any of the preceding claims, characterized in that the fatty phase contains at least one volatile oil at room temperature and atmospheric pressure.
  20. 20. The composition, according to any of the preceding claims, characterized in that the stabilizer is chosen among the sequenced polymers, the grafted polymers, the statistical polymers and their mixtures.
  21. 21. The composition, according to any of the preceding claims, characterized in that the stabilizer is chosen among the silicone polymers grafted with a ". hydrocarbon chain - hydrocarbon polymers grafted with a silicone chain; grafted copolymers having an insoluble backbone of the polyacrylic type with soluble inks of the poly-12 (hydroxystearic) type; block grafted or block copolymers comprising at least one block of polyorganosiloxane type and at least one block of a polymer with radicals; block copolymers grafted or sequenced comprise at least one block of polyorganosiloxane type and at least one polyether; the copolymers of C 1 -C 4 alkyl acrylates or methacrylates, or of C 3 -C 3 alkyl acrylates or methacrylates; block grafted or block copolymers comprising at least one block resulting from the polymerization of ethylenic monomers comprising, optionally, conjugated linkages and at least one block of a vinyl polymer; grafted or sequenced block copolymers comprising at least one block resulting from the polymerization of the monomers. ethylenics comprising, optionally, conjugated linkages and at least one block of an acrylic polymer; grafted or sequenced block copolymers comprising at least one block resulting from the polymerization of dienes and at least one block of a polyether.
  22. 22. The composition, according to any of the preceding claims, characterized in that the stabilizer is an injected or sequenced block polymer comprising at least one block resulting from the polymerization of dienes and at least one block of a vinyl polymer.
  23. 23. The composition, according to any of the preceding claims, characterized in that it also comprises at least one additional fatty phase which is chosen from waxes, gums and / or pasty fatty substances, of vegetable, animal, mineral, synthesis, or with silicone, and their mixtures.
  24. 24. The composition, according to any of claims 14 to 23, characterized in that the coloring matters comprise at least one powder compound that is chosen among the fillers, the pigments, the nacreous compounds and their mixtures.
  25. 25. The composition, according to claim 24, characterized in that the powder composition represents up to 50% of the total weight of the composition.
  26. 26. The composition, according to any of claims 24 to 25, characterized in that the powder composition represents from 1 to 40% of the total weight of the composition.
  27. 27. The composition, according to any of the preceding claims, characterized in that the polymer in dispersion represents (as dry matter) up to 60% of the total weight of the composition.
  28. 28. The composition, according to any of the preceding claims, characterized in that the dispersion polymer represents (as dry matter) from 12 to 60% of the total weight of the composition.
  29. 29. The composition, according to any of the preceding claims, characterized in that the liquid fatty phase contains at least one oil that is chosen between isoparaffins 1 6 and 1 isododecane linear or cyclic silicones having 2 to 7 silicon atoms, these silicones comprise, optionally, alkyl groups having from 1 to 10 carbon atoms, their mixtures.
  30. 30. The composition, according to any of the preceding claims, characterized in that it is presented in the form of a rod or stick, in the form of a soft paste, of dynamic viscosity at 25 ° C, from 1 to 40 Pa. s, in the form of a cup, of oily gel, of oily liquid, of vesicular dispersion containing ionic and / or non-ionic lipids, of emulsion water-in-oil oil-in water.
  31. 31. The composition, according to any of the preceding claims, characterized in that it is presented in anhydrous form.
  32. 32. The composition, according to any of the preceding claims, characterized in that it is presented in the form of a product for the care and / or makeup of the skin and / or of the lips.
  33. 33. The composition, according to any of the preceding claims, characterized in that it is in the form of a foundation, of a paint for cheeks or eyelids, of a blush for, lips, of a base or balm for care of the lips, of a product against dark circles, of an eyeliner for eyes, of a kidney.
  34. 34. The use, characterized in that it is in or for the manufacture of a composition for topical application, of particles of at least one polymer dispersed and stabilized in a liquid fatty phase and stabilized superficially by a stabilizing agent, where the fatty phase is thickened by an agent liposoluble rheological type of polysaccharide, to diminish, even suppress, the transfer of the film of the composition deposited on the skin and / or the lips of the human being, against a support that is put in contact with the film and / or preserve its brightness .
  35. 35. , A method for cosmetic care or makeup of the lips or skin, characterized in that it comprises applying, respectively, the lips or the skin, a cosmetic composition, in accordance with claims 1 33
  36. 36. A method for limiting, or even suppressing, the transfer of a make-up or skincare makeup composition, or of the lips, on a different skin or lip support, containing a liquid fatty phase and at least one ingredient chosen among the cosmetic, dermatological, hygienic and pharmaceutical active compounds, and the coloring matters, wherein the process is characterized in that it consists of introducing in the liquid fat phase a lipid-soluble rheological agent, of polysaccharide type and liquid of polymer particles that can be dispersed in the . liquid fat phase and which can be surface stabilized by means of a stabilizing agent. COSMETIC COMPOSITION WITHOUT TRANSFER, COMPRISING A DISPERSION OF POLYMER PARTICLES AND A REELING AGENT OF TYPE POLY SACARO IDO SUMMARY OF THE INVENTION The present invention relates to a composition, especially cosmetic, dermatological, hygienic or pharmaceutical, for the care and / or makeup . of the skin and / or of the facets and / or of the lips, which may be in the form of a cast product or of a gel comprising a dispersion of polymer particles surface stabilized in a liquid fatty phase by a stabilizer, where the The fatty phase is, in addition, thickened by a liposoluble rheological agent, of the polysaccharide type. Depending on the amount of polymer, it is possible to obtain, on the skin, the phantoms and the lips, a soft, shiny film, which has remarkable properties of no trans. ference, being of great comfort. The invention also relates to a method of care or make-up of the skin, the skin and the lips, using a composition of this type.
MXPA/A/2000/002199A 1998-11-09 2000-03-02 Cosmetic composition without transfer comprising dispersed polymer particles an a polysaccharide rheological agent MXPA00002199A (en)

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Application Number Priority Date Filing Date Title
FR9814075 1998-11-09

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MXPA00002199A true MXPA00002199A (en) 2001-03-05

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