0001 The present patent application relates to inverse water-in-oil latices, to their process of preparation and to their application as thickener and/or emulsifier for skincare and haircare products or for the manufacture of cosmetic, dermocosmetic, dermopharmaceutical or pharmaceutical preparations. 0002 Synthetic thickening polymers, provided in the form of inverse latices, are disclosed as being able to be used in the manufacture of topical compositions in the French patent applications published under the numbers 2 721 511, 2 733 805, 2 774 688, 2 774 996 and 2 782 086 and in the European patent application published under the number EP 0 503 853. 0003 However, some of them sometimes produce intolerance reactions with some types of sensitive skin. 0004 That is why the Applicant Company has taken an interest in looking for novel polymer emulsions which are better tolerated by the skin than those of the state of the art.

0005 A subject-matter of the invention is a composition comprising an oil phase, an aqueous phase, at least one emulsifying agent of water-in-oil (W/O) type and at least one emulsifying agent of oil-in-water (O/W) type in the form of a self-invertible inverse latex comprising from 20% to 70% by weight and preferably from 25% to 50% by weight of a branched or crosslinked polyelectrolyte, characterized in that the said polyelectrolyte is either a homopolymer based on a monomer having either a partially or completely salified strong acid functional group or a partially or completely salified weak acid functional group, or a copolymer based on at least one monomer having a strong acid functional group copolymerized either with at least one monomer having a weak acid functional group or with at least one neutral monomer, or a copolymer based on at least one monomer having a weak acid functional group copolymerized with at least one neutral monomer, and characterized in that the constituent solvent of the oil phase is chosen from fatty acid esters. 0006 The term fatty acid ester is understood to mean, in the context of the present invention, a compound of formula (I):

R1(CO)OCH2CHOC(O)mR2CH2OnC(O)pqR3(I)

0007 in which: 0008 R1 represents a saturated or unsaturated and linear or branched hydrocarbonaceous chain comprising from 7 to 30 carbon atoms, 0009 R2 represents, independently of R1, a hydrogen atom or saturated or unsaturated and linear or branched hydrocarbonaceous chain comprising from 7 to 30 carbon atoms, 0010 R3 represents, independently of R1 or of R2, a hydrogen atom or saturated or unsaturated and linear or branched hydrocarbonaceous chain comprising from 1 to 30 carbon atoms, 0011 m, n, p and q are, independently of one another, equal to 0 or to 1, it being understood that, when R3 represents a hydrogen atom, q is other than 0. 0012 In the formula (I) as defined above, R1, R2 and R3 in particular represent, independently of one another, a radical chosen from the heptyl, octyl, nonyl, decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, icosyl, unicosyl, docosyl, heptadecenyl, icosenyl, unicosenyl, docosenyl or heptadecadienyl or decenyl radicals; and the R1C(O) group more particularly represents one of the octanoyl (caprylyl), decanoyl, undecylenoyl, dodecanoyl (lauroyl), tetradecanoyl (myristyl), hexadecanoyl (palmitoyl), octadecanoyl (stearyl), icosanoyl (arachidoyl), docosanoyl (behenoyl), 8-octadecenoyl (oleyl), icosenoyl (gadoloyl), 13-docosenoyl (erucyl), 9,12-octadecadienoyl (linoleoyl) or 9,12,15-octa-decatrienoyl (linolenoyl) radicals. 0013 According to a first specific aspect of the present invention, the constituent solvent of the oil phase of the inverse latex is a compound of formula (Ia):

R1(CO)OCH2CHOC(O)mR2CH2OC(O)pR3(Ia)

0014 corresponding to the formula (I) as defined above in which q and n are equal to 1, or a mixture of compounds of formulae (Ia). 0015 When the constituent solvent of the oil phase of the inverse latex is a compound of formula (Ia), it is preferably, 0016 either a compound of formula (Ia1):

R1(CO)OCH2CH(OH)CH2OH(Ia1)

0017 corresponding to the formula (Ia) as defined above in which m and p are equal to 0 and R2 and R3 represent a hydrogen atom, 0018 or a compound of formula (Ia2):

R1(CO)OCH2CH(OH)CH2OC(O)R3(Ia2)

0019 corresponding to the formula (Ia) as defined above in which p is equal 1, m is equal to 0 and R2 represents a hydrogen atom, 0020 or a compound of formula (Ia3):

R1(CO)OCH2CHOC(O)R2CH2OC(O)R3(Ia3)

0021 corresponding to the formula (Ia) as defined above in which m and p are equal to 1, 0022 or a mixture of compounds of formulae (Ia1), (Ia2) and/or (Ia3). 0023 Examples lacuna compounds of formulae (Ia1), (Ia2) or (Ia3) include, for example, triglycerides of fatty acids or of mixtures of fatty acids, such as the mixture of triglycerides of fatty acids comprising from 6 to 10 carbon atoms sold under the name Softenol 3819, the mixture of triglycerides of fatty acids comprising from 8 to 10 carbon atoms sold under the name Softenol 3108, the mixture of triglycerides of fatty acids comprising from 8 to 16 carbon atoms sold under the name Softenol 3178, the mixture of triglycerides of fatty acids comprising from 12 to 18 carbon atoms sold under the name Softenol 3100, the mixture of triglycerides of fatty acids comprising 7 carbon atoms sold under the name Softenol 3107, the mixture of triglycerides of fatty acids comprising 14 carbon atoms sold under the name Softenol 3114, or the mixture of triglycerides of fatty acids comprising 18 carbon atoms sold under the name Softenol 3118, glyceryl dilaurate, glyceryl dioleate, glyceryl isostearate, glyceryl distearate, glyceryl monolaurate, glyceryl monooleate, glyceryl monoisostearate, glyceryl monostearate, or a mixture of these compounds. 0024 According to a second specific aspect of the present invention, the constituent solvent of the oil phase of the inverse latex is a compound of formula (Ib):

R1(CO)OR3(Ib)

0025 corresponding to the formula (I) as defined above in which q is equal to 0, or a mixture of compounds of formulae (Ib). 0026 Examples of compounds of formula (Ib) include, for example, octyl palmitate. 0027 According to a third specific aspect of the present invention, the constituent solvent of the oil phase of the inverse latex is a mixture of at least one compound of formula (Ib) and of at least one compound of formulae (Ia). 0028 The term branched polymer denotes a nonlinear polymer which has pendant chains, so as to obtain a high state of entanglement when this polymer is dissolved in water, resulting in very high viscosities at a low gradient. 0029 The term crosslinked polymer denotes a non-linear polymer which exists in the state of a three-dimensional network which is insoluble in water but swellable in water and which thus results in the production of a chemical gel. 0030 The composition according to the invention can comprise crosslinked units and/or branched units. 0031 The term emulsifying agent of the water-in-oil type denotes emulsifying agents having an HLB value which is sufficiently low to provide water-in-oil emulsions, such as the surface-active polymers sold under the name of Hypermer or such as sorbitan esters, for example the sorbitan monooleate sold by Seppic under the tradename of Montane 80 or the sorbitan isostearate sold by Seppic under the name of Montane 70. These emulsifying agents can also include the sorbitan oleate ethoxylated with 5 mol of ethylene oxide sold by Seppic under the name of Montanox 81. 0032 The term emulsifying agent of the oil-in-water type denotes emulsifying agents having an HLB value which is sufficiently high to provide oil-in-water emulsions, such as ethoxylated sorbitan esters, for example the sorbitan oleate ethoxylated with 20 mol of ethylene oxide sold by Seppic under the name of Montanox80, the ethoxylated castor oil comprising 40 mol of ethylene oxide sold by Seppic under the name of Simulsol OL50, the ethoxylated sorbitan laurate comprising 20 mol of ethylene oxide sold by Seppic under the name of Montanox20 or the ethoxylated lauryl alcohol comprising 7 mol of ethylene oxide sold by Seppic under the name of Simulsol P7. 0033 Emulsifying agents having an HLB value which is sufficiently high to provide oil-in-water emulsions also include the compounds of formula (II):

R4OCH(R5)CH2On(G)xH(II)

0034 in which R4 represents a saturated or unsaturated and linear or branched hydrocarbonaceous radical comprising from 1 to 30 carbon atoms, R5 represents a hydrogen atom or an alkyl radical comprising 1 or 2 carbon atoms, G represents the residue of a saccharide, x represents a decimal number between 1 and 5 and n is equal either to zero or to an integer between 1 and 30. 0035 The term residue of a saccharide denotes, for G, a bivalent radical resulting from the removal on a sugar molecule, on the one hand, of a hydrogen atom of a hydroxyl group and, on the other hand, of the anomeric hydroxyl group. The term saccharide denotes in particular glucose or dextrose, fructose, mannose, galactose, altrose, idose, arabinose, xylose, ribose, gulose, lyxose, maltose, maltotriose, lactose, cellobiose, dextran, talose, allose, raffinose, laevo-glucan, cellulose or starch. The oligomeric structure (G)x can exist under any form of isomerism, whether optical isomerism, geometrical isomerism or positional isomerism. It can also represent a mixture of isomers. In the formula (II) as defined above, the radical R4OCH(R5)CH2On is bonded to G via the anomeric carbon, so as to form an acetal functional group. The divalent group CH(R5)CH2On represents either a chain composed solely of ethoxyl groups (R5H) or a chain composed solely of propoxyl groups (R5CH3) or a chain composed both of ethoxyl groups and of propoxyl groups. In the latter case, the fragments CH2CH2Oand CH(CH3)CH2O are distributed in the said chain in a block or random fashion. lacuna x, which represents, in the formula (II), the mean degree of polymerization of the saccharide, is more particularly between 1 and 3, in particular between 1.05 and 2.5, very particularly between 1.1 and 2.0 and preferably less than or equal to 1.5. Emulsifying surface-active agents having an HLB value which is sufficiently high to provide oil-in-water emulsions include more particularly the compounds in formula (II) as defined above in which G represents the glucose residue or the xylose residue and/or in which n is equal to 0 and/or in which R4 represents a radical comprising from 8 to 18 carbon atoms and more particularly in which R4 represents more particularly an octyl, decyl, undecyl, dodecyl, tetradecyl or hexadecyl radical, the said radicals being linear or branched. 0036 Examples of commercial products comprising the said compounds include, for example: 0037 SimulsolSL8, sold by Seppic, which is an aqueous solution comprising between approximately 35% and 45% by weight of a mixture of alkyl polyglycosides consisting of between 45% by weight and 55% by weight of a compound of formula (II) in which G represents the glucose residue, x is equal to about 1.45, n is equal to 0 and R4 represents a decyl radical and between 45% by weight and 55% by weight of a compound of formula (II) in which G represents the glucose residue, x is equal to approximately 1.45, n is equal to 0 and R4 represents an octyl radical; 0038 Simulsol SL10, sold by Seppic, which is an aqueous solution comprising between approximately 40% and weight and 50% by weight of a mixture of alkyl polyglycosides consisting of approximately 85% by weight of a compound of formula (II) in which G represents the glucose residue, x is equal to approximately 1.45, n is equal to 0 and R4 represents a decyl radical, approximately 7.5% by weight of a compound of formula (II) in which G represents the glucose residue, x is equal to approximately 1.45, n is equal to 0 and R4 represents a dodecyl radical and approximately 7.5% by weight of a compound of formula (II) in which G represents the glucose residue, x is equal to approximately 1.45, n is equal to 0 and R4 represents a tetradecyl radical; 0039 Simulsol SL11, sold by Seppic, which is an aqueous solution comprising between approximately 40% and weight and 50% by weight of a mixture of alkyl polyglycosides of formula (II) in which G represents the glucose residue, x is equal to approximately 1.45, n is equal to 0 and R4 represents an undecyl radical; or 0040 Simulsol SL26, sold by Seppic, which is an aqueous solution comprising between approximately 40% and weight and 55% by weight of a mixture of alkyl polyglycosides consisting of approximately 70% by weight of a compound of formula (II) in which G represents the glucose residue, x is equal to approximately 1.45, n is equal to 0 and R4 represents a dodecyl radical, approximately 25% by weight of a compound of formula (II), in which G represents the glucose residue, x is equal to approximately 1.45, n is equal to 0 and R4 represents a tetradecyl radical and approximately 5% by weight of a compound of formula (II) in which G represents the glucose residue, x is equal to approximately 1.45, n is equal to 0 and R4 represents a hexadecyl radical. 0041 The strong acid functional group of the monomer comprising it is in particular the sulphonic acid functional group or the phosphonic acid functional group, partially or completely salified. The said monomer can be, for example, partially or completely salified styrenesulphonic acid. It is preferably 2-methyl-2-(1-oxo-2-propenyl)amino-1-propanesulphonic acid, partially or completely salified in the form of an alkali metal salt, such as, for example, the sodium salt or the potassium salt, of the ammonium salt, of a salt of an aminoalcohol, such as, for example, the monoethanolamine salt, or of an amino acid salt, such as, for example, the lysine salt. 0042 The weak acid functional group of the monomer comprising it is in particular the carboxylic acid functional group and the said monomer is preferably chosen from partially or completely salified acrylic acid, methacrylic acid, itaconic acid or maleic acid. 0043 The neutral monomer is chosen in particular from acrylamide, 2-hydroxyethyl acrylate, 2,3-dihydroxypropyl acrylate, 2-hydroxyethyl methacrylate, 2,3-dihydroxypropyl methacrylate or an ethoxylated derivative with a molecular weight of between 400 and 1 000 of each of these esters. 0044 According to a fourth specific aspect of the present invention, the polyelectrolyte included in the inverse latex as defined above is a homopolymer of acrylic acid partially or completely salified in the form of the sodium or of the ammonium salt. 0045 According to a fifth specific aspect of the present invention, the polyelectrolyte included in the inverse latex as defined above is a copolymer of partially or completely salified 2-methyl-2-(1-oxo-2-propenyl)-amino-1-propanesulphonic acid (a) and of 2-hydroxyethyl acrylate (b) in an (a)/(b) molar ratio of between 30/70 and 90/10 and very particularly 50/50 and 90/10. The polyelectrolyte is preferably a copolymer of the sodium salt or of the ammonium salt of 2-methyl-2-(1-oxo-2-propenyl)amino-1-propanesulphonic acid (a1) and of 10% to 40% of 2-hydroxyethyl acrylate (b) in an (a1)/(b) molar ratio of between 60/40 and 90/10. 0046 According to a sixth specific aspect of the present invention, the polyelectrolyte included in the inverse latex as defined above is a copolymer of the sodium salt, of the ammonium salt, of the monoethanolamine salt or of the lysine salt of 2-methyl-2-(1-oxo-2-propenyl)amino-1-propanesulphonic acid (a1) and of acrylic acid partially or completely salified in the form of the sodium salt, of the ammonium salt, of the monoethanolamine salt or of the lysine salt (c1) in an (a1)/(c1) molar ratio of between 30/70 and 90/10 and very particularly between 30/70 and 45/55. 0047 According to a seventh specific aspect of the present invention, the polyelectrolyte included in the inverse latex as defined above is a copolymer of the sodium salt or of the ammonium salt of 2-methyl-2-(1-oxo-2-propenyl)amino-1-propanesulphonic acid (a2) and of acrylamide (d) in an (a2)/(d) molar ratio of between 50/50 and 30/70. 0048 A subject-matter of the invention is, more particularly, a composition as defined above, characterized in that the polyelectrolyte is crosslinked and/or branched with a diethylenic or polyethylenic compound in the molar proportion, expressed with respect to the monomers employed, of 0.005% to 1%, more particularly of 0.01% to 0.5% and very particularly of 0.1% to 0.25%. The crosslinking agent and/or the branching agent is chosen from diallyloxyacetic acid or one of its salts, such as sodium diallyloxyacetate, ethylene glycol dimethacrylate, ethylene glycol diacrylate, diallylurea, trimethylolpropane triacrylate, methylenebis(acrylamide), triallylamine or a mixture of these compounds. 0049 The inverse latex as defined above generally comprises from 4% to 10% by weight of emulsifying agents. Generally, from 20% to 50% and more particularly from 25% to 40% of the total weight of the emulsifiers are of the water-in-oil type and from 80% to 50% and more particularly from 75 to 60% are of the oil-in-water type. 0050 Its oil phase represents from 15% to 40% and preferably from 20% to 25% of its total weight. This latex can additionally comprise one or more additives chosen in particular from complexing agents, transfer agents or chain-limiting agents. 0051 Another subject-matter of the invention is a cosmetic, lacuna dermopharmaceutical or pharmaceutical composition, characterized in that it comprises at least one thickening compound, at least one inverse latex as defined above. 0052 The cosmetic, dermocosmetic, dermopharmaceutical or pharmaceutical composition defined above generally comprises from 0.1% to 10% and more particularly between 0.5% and 5% by weight of the said inverse latex. It is provided in particular in the form of a milk, of a lotion, of a gel, of a cream, of a soap, of a foam bath, of a balm, of a shampoo or of a conditioner. 0053 Generally, the said inverse latex can advantageously replace the products sold under the name Sepigel 305 or Sepigel 501 by the Applicant Company in cosmetic, dermopharmaceutical or pharmaceutical compositions as it also exhibits good compatibility with the other excipients used in the preparation of formations such as milks, lotions, creams, soaps, lacun1a baths, balms, shampoos or conditioners. It can also be used in combination lacuna the said Sepigel products. It is in particular compatible with the concentrates disclosed and claimed in international publications WO 92/06778, WO 95/04592, WO 95/13863 or FR 2 734 496 or with the surface-active agents disclosed in WO 93/08204. 0054 It is particularly compatible with Montanov 68, Montanov 82, Montanov 202, Montanov WO18, Montanov S or Sepiperl N. It can also be used in emulsions of the type of those disclosed and claimed in EP 0 629 396 and in cosmetically or physiologically acceptable aqueous dispersions with an organopolysiloxane compound chosen, for example, from those disclosed in WO 93/05762 or in WO 93/21316. It can also be used to form cosmetically or physiologically acceptable aqueous gels with an acidic pH, such as those disclosed in WO 93/97856; it can also be used in combination with nonionic celluloses to form, for example, styling gels, such as those disclosed in EP 0 684 024, or in combination with esters of fatty acids and of sugar to form compositions for the treatment of the hair or of the skin, such as those disclosed in EP 0 603 019, or in shampoos or conditioners, such as disclosed and claimed in WO 92/21316, or finally in combination with an anionic homopolymer, such as Carbopol, to form hair treatment products, such as those disclosed in DE 195 23596. It is also compatible with numerous active principles, such as, for example, self-tanning agents, such as dihydroxyacetone (DHA), or anti-acne agents; it can thus be introduced into self-tanning compositions, such as those claimed in EP 0 715 845, EP 0 604 249 or EP 0 576 188 or in WO 93/07902. It is also compatible with N-acylated derivatives of amino acids, which allows it to be used in soothing compositions, in particular for sensitive skin, such as those disclosed or claimed in WO 92/21318, WO 94/27561 or WO 98/09611. It is also compatible with glycolic acids, with lactic acid, with salicylic acid, retinoids, phenoxyethanol, sugars, glyceraldehyde, xanthans, fruit acids and the various polyols used in the manufacture of cosmetic formulations. 0055 Another subject-matter of the invention is thus the use of an inverse latex as defined above in preparing a cosmetic, dermocosmetic, dermopharmaceutical or pharmaceutical composition. 0056 The examples which follow have the aim of illustrating the present invention without, however, limiting it. They show that the novel inverse latices do not irritate the skin and that their physical properties allow them to be used in the preparation of cosmetic, dermopharmaceutical or pharmaceutical compositions intended more particularly for the treatment of sensitive skin.

A) Examples of preparations of compositions according to the invention

Example 1

Inverse latex of an AMPS (Na salt)/acrylic acid (Na salt) copolymer crosslinked with methylenebis(acryl-amide) in octyl palmitate (Composition 1) 0057 a) The following are charged to a reactor with stirring: 0058 2.88 kg of glacial acrylic acid, 0059 22.05 kg of a commercial 55% solution of sodium 2-methyl-2-(1-oxo-2-propenyl)amino-1-propane-sulphonate, 0060 1.66 kg of a 48% by weight aqueous sodium hydroxide solution, 0061 0.022 kg of sodium diethylenetriamine-pentaacetate, 0062 0.006 kg of methylenebis(acrylamide). 0063 The pH of this aqueous solution is 4.9; 7.42 kg of water are added. 0064 b) An organic phase is prepared by mixing: 0065 5.28 kg of Isopar G, 0066 4.875 kg of octyl palmitate, 0067 1.416 kg of Montane 80 VG, 0068 0.377 kg of Montanox 81 VG and 0069 0.0078 kg of azobis(isobutyronitrile). 0070 c) The aqueous phase is gradually introduced into the organic phase and the combined mixture is vigorously stirred by means of Silverson stirrer. 0071 The emulsion obtained is then transferred into a polymerization reactor, subjected to nitrogen sparging and then cooled to approximately 5-6 C. 250 ml of a solution comprising 0.635% by weight of cumene hydroperoxide in Isopar G are then added and then, after homogenizing the solution, an aqueous sodium metabisulphite solution (0.2% by weight in water) is added at the rate of 0.2 ml/minute over approximately 80 minutes while allowing the temperature to rise to the polymerization temperature. The reaction medium is then maintained for approximately 90 minutes at this temperature, on conclusion of which the mixture obtained is heated under partial vacuum to remove the Isopar G and approximately 10 kg of water. The resulting mixture is cooled to approximately 35. 2.53 kg of ethoxylated sorbitan oleate comprising 20 mol lacuna (Montanox 80) are slowly introduced and the desired water-in-oil emulsion is obtained. 0072 Evaluation of the Properties 0073 Viscosity in water at 3% of the latex (Brookfield RVT, Rotor 6, speed 5): 50 200 mPas 0074 Viscosity at 3% of latex in saline water comprising 0.1% of NaCl (Brookfield RVT, Rotor 6, speed 5): 25 800 mPas.

Example 2

Inverse latex of an AMPS (Na salt)/acrylic acid (Na salt) copolymer crosslinked with methylenebis(acrylamide) in a mixture of triglyceride of fatty acids comprising 8 carbon atoms (Composition 2) 0075 a) The following are charged to a beaker with stirring: 0076 55.86 g of glacial acrylic acid, 0077 428.25 g of a commercial 55% solution of sodium 2-methyl-2-(1-oxo-2-propenyl)amino-1-propane-sulphonate, 0078 32.34 g of a 48% by weight aqueous sodium hydroxide solution, 0079 0.40 g of sodium diethylenetriaminepentaacetate, 0080 0.106 g of methylenebis(acrylamide). 0081 The pH of this aqueous solution is 4.9 and deionized water is added so as to bring the mass of the aqueous phase to 625.61 g. 0082 b) An organic phase is prepared by mixing: 0083 57.1 g of Isopar G, 0084 228.25 g of triglyceride of C8C10 fatty acids sold in France by Stearinerie Dubois & Fils under the name Triglycerides C8C105545, 0085 8.83 g of Hypermer B246 (octadecene/maleic anhydride copolymer sold by Chevron Chemicals), 0086 1.47 g of PA-18 resin and 0087 0.26 g of azobis(isobutyronitrile). 0088 c) The aqueous phase is gradually introduced into the organic phase and the combined mixture is vigorously stirred by means of an Ultra-Turrax stirrer sold by IKA. The emulsion obtained is then transferred into a polymerization reactor, subjected to nitrogen sparging and then cooled to approximately 5-6 C. 5 ml of a solution comprising 0.384% by weight of cumene hydroperoxide in Isopar G are then added and then, after homogenizing the solution, an aqueous sodium metabisulphite solution (0.1% in water) is added over approximately 60 minutes while allowing the temperature to rise to the polymerization temperature. The reaction medium is then maintained for approximately 90 minutes at this temperature, on conclusion of which the mixture obtained is heated under partial vacuum to remove the Isopar G and approximately 10 kg of water. The mixture obtained is cooled to approximately 35. 10.1 kg of ethoxylated castor oil comprising 40 mol of ethylene oxide (Simulsol OL50) are slowly introduced and the desired water-in-oil emulsion is obtained. 0089 Evaluation of the Properties 0090 Viscosity in water at 3% of the latex (Brookfield RVT, Rotor 6, speed 5): 106 000 mPas 0091 Viscosity at 3% of latex in saline water (0.1% NaCl) (Brookfield RVT, Rotor 6, speed 5): 37 000 mPas.

B) Properties of the compositions according to the invention 0092 a) Temperature stability 0093 A cream gel comprising 3% of Composition 1 and 20% of cetearyl octanoate was prepared and the viscosity was measured. The results are as follows. 1Viscosity, Brookfield LVT, 6 rpm (inmPas)At ambient temperatureAt 50 C.After 1 day100 000100 000After 7 days100 000100 000After 1 month100 000100 000

0094 b) Influence of UV radiation on the stability 0095 It is found that the gels prepared with Compositions 1 or 2 are very stable towards UV radiation, their viscosities not having varied after exposure for 14 days. 0096 c) Influence of the pH on the viscosity 0097 The viscosities of the gels prepared with Compositions 1 or 2 lacuna very stable to pH in the range pH 4 to pH 8. 0098 d) Comparative study of tolerance 0099 The local epicutaneous tolerance of a series of cream gels, comprising 3% and 5% by weight of one of Compositions 1 to 7 prepared as described above, was determined and compared with that observed with an inverse latex of an AMPS/sodium acrylate copolymer crosslinked with methylenebis(acrylamide) in isohexadecane (Composition A), according to the following protocol: 0100 The test composition is applied lacuna an area of approximately 50 mm2 of the left subcapular region of the skin of the backs of 38 healthy volunteers, including 19 with a skin of Japanese skin (JS) type type and 19 with a skin of Caucasian skin (CS) type. Contact is maintained for 48 hours under an occlusive patch. 0101 This application is also carried out under the same conditions with a patch alone (without composition) as negative control. 0102 Clinical observation of the skin area thus treated is carried out 30 minutes and then 24 hours after removing the said patches. These observations are made by comparison with the untreated negative control area. 0103 Quantification of the cutaneous irritation, according to a numerical scale ranging from 0 to 4 (0: no effect; 1: very slight effect; 2: distinct effect; 3 and 4: moderate to severe effect depending on the reactions), is carried out for each of the reactions possibly observed, namely: erythema, oedema, blisters, dryness of the skin, roughness of the skin and reflectivity of the skin. 0104 The cutaneous tolerance indices (CI) given in the following table express the mean of the sum of the quantified effects recorded for each volunteer: 0105 CI0 means that no irritation was observed, 0106 CI<0.5 means that the product is statistically well tolerated, 0107 CI>0.5 means that the product results in intolerance. (Composition A). 2Cutaneous tolerance index of 5%gelsJSCSComposition 10.050.0Composition 20.000.0Composition A0.950.47

0108 These results show that, unexpectedly, octyl palmitate and the triglyceride of fatty acids of the composition prepared in Example 2 potentiating cutaneous tolerance of the polymer of the inverse latex.

C) Examples of formulations prepared with the compositions according to the invention

Example 3 0109 Care Cream 3Cyclomethicone:10%Composition 1:0.8%Montanov 68:2%Stearyl alcohol:1%Stearic alcohol:0.5%Preservative:0.65%Lysine:0.025%EDTA (disodium salt):0.05%Xanthan gum:0.2%Glycerol:3%Water:q.s. for 100%

Example 4 0110 Aftershave Balm 4FORMULAAComposition 1:1.5%Water:q.s. for 100%BMicropearl M100:5.0%Sepicide CI:0.50%Fragrance:0.20%95 Ethanol:10.0%PROCEDUREB is added to A.

Example 5 0111 Satin Emulsion for the Body 5FORMULAASimulsol 165:5.0%Lanol 1688:8.50%Karite butter:2%Liquid paraffin:6.5%Lanol 14 M:3%Lanol S:0.6%BWater:66.2%CMicropearl M 100:5%DComposition 2:3%ESepicide CI:0.3%Sepicide HB:0.5%Monteine CA:1%Fragrance:0.20%Vitamin E acetate:0.20%Sodium pyrolidinonecarboxylate:1%PROCEDUREC is added to B, B is emulsified in A at 70 C.,D is then added at 60 C. and then E is added at 30 C..

Example 6 0112 O/W Cream 6FORMULAASimulsol 165:5.0%Lanol 1688:20.0%Lanol P:1.0%BWater:q.s. for 100%CComposition 2:2.50%ESepicide CI:0.20%Sepicide HB:0.30%PROCEDUREB is introduced into A at approximately 75 C., Cis added at approximately 60 C. and then D isadded at approximately 45 C..

Example 7 0113 Non-Greasy Antisun Gel 7FORMULAAComposition 2:3.00%Water:30%BSepicide CI:0.20%Sepicide HB:0.30%Fragrance:0.10%CColorant:q.s. forWater:30%DMicropearl M 100:3.00%Water:q.s. for 100%ESilicone oil:2.0%Parsol MCX:5.00%PROCEDUREB is introduced into A, C is added, then D isadded and then E is added.

Example 8 0114 Antisun Milk 8FORMULAAMontanov S:3.0%Sesame oil:5.0%Parsol MCX:5.0%-Carrageenan:0.10%BWater:q.s. for 100%CComposition 1:0.80%DFragrance:q.s.Preservative:q.s.PROCEDUREB is emulsified in A at 75 C., then C is addedat approximately 60 C., then D is added atapproximately 30 C. and the pH is adjusted,if necessary.

Example 9 0115 Massage Gel 9FORMULAAComposition 2:3.5%Water:20.0%BColorant:2 drops/100 gWater:q.s.CAlcohol:10%Menthol:0.10%DSilicone oil:5.0%PROCEDUREB is added to A, then C is added to the mixtureand then D is added to the mixture.

Example 10 0116 Moisturizing and Mattifying Foundation 10FORMULAAWater:20.0%Butylene glycol:4.0%PEG-400:4.0%Pecosil PS100:1.0%NaOH:q.s. pH 9Titanium dioxide:7.0%Talc:2.0%Yellow iron oxide:0.8%Red iron oxide:0.3%Black iron oxide:0.05%BLanol 99:8%Caprylic/capric triglyceride8%Montanov 202:5.00%CWater:q.s. for 100%Micropearl M305:2.0%Tetrasodium EDTA:0.05%DCyclomethicone:4.0%Xanthan gum:0.2%Composition 1:0.8%ESepicide HB:0.5%Sepicide CI:03%Fragrance:0.2%PROCEDUREThe B D and A C mixtures are prepared at80 C. and then all the ingredients are mixed andemulsified.

Example 11 0117 Radiance Gel 11FORMULAAComposition 1:4%Water:30%BElastine HPM:5.0%CMicropearl M 100:3%Water:5%DSepicide CI:0.2%Sepicide HB:0.3%Fragrance:0.06%50% sodium pyrolidinonecarboxylate:1%Water:q.s. for 100%PROCEDUREA is prepared, B is added, then C is added andthen D is added.

Example 12 0118 Body Milk 12FORMULAMontanov S:3.5%Lanol 37T:8.0%Solagum L:0.05%Water:q.s. for 100%Benzophenone:2.0%Dimethicone 350 cPs:0.05%Composition 2:0.8%Preservative:0.2%Fragrance:0.4%

Example 13 0119 Make-Up-Removing Emulsion Comprising Sweet Almond Oil 13FORMULAMontanov 68:5%Sweet almond oil:5%Water:q.s. for 100%Composition 1:0.3%Glycerol:5%Preservative:0.2%Fragrance:0.3%

Example 14 0120 Moisturizing Cream for Greasy Skin 14FORMULAMontanov 68:5%Cetylstearyl octanoate:8%Octyl palmitate:2%Water:q.s. for 100%Composition 2:0.6%Micropearl M100:3.0%Mucopolysaccharides:5%Sepicide HB:0.8%Fragrance:0.3%

Example 15 0121 Alcohol-Free Soothing Aftershave Balm 15FORMULAALipacide PVB:1.0%Lanol 99:2.0%Sweet almond oil:0.5%BComposition 1:3.5%CWater:q.s. for 100%DFragrance:0.4%Sepicide HB:0.4%Sepicide CI:0.2%

Example 16 0122 Cream With AHAs for Sensitive Skin 16FORMULAMixture of lauryl amino acids:0.1% to 5%Magnesium potassium aspartate:0.002% to 0.5%Lanol 99:2%Montanov 68:5.0%Water:q.s. for 100%Composition 2:1.50%Gluconic acid:1.50%Triethylamine:0.9%Sepicide HB:0.3%Sepicide CI:0.2%Fragrance:0.4%

Example 17 0123 Aftersun Soothing Care Preparation 17FORMULAMixture of lauryl amino acids:0.1% to 5%Magnesium potassium aspartate:0.002% to 0.5%Lanol 99:10.0%Water:q.s. for 100%Composition 1:2.50%Sepicide HB:0.3%Sepicide CI:0.2%Fragrance:0.4%Colorant:0.03%

Example 18 0124 Make-Up-Removing Milk 18FORMULASepiperl N:3%Primol 352:8.0%Sweet almond oil:2%Water:q.s. for 100%Composition 2:0.8%Preservative:0.2%

Example 19 0125 Fluid Emulsion With an Alkaline pH 19Marcol 82:5.0%NaOH:10.0%Water:q.s. for 100%Composition 1:1.5%

Example 20 0126 Liquid Foundation 20FORMULASimulsol 165:5.0%Lanol 84D:8.0%Lanol 99:5.0%Water:q.s. for 100%Inorganic pigments and fillers:10.0%Composition 1:1.2%Preservative:0.2%Fragrance:0.4%

Example 21 0127 Antisun Milk 21FORMULASepiperl N:3.5%Lanol 37T:10.0%Parsol MCX:5.0%Eusolex 4360:2.0%Water:q.s. for 100%Composition 1:1.8%Preservative:0.2%Fragrance:0.4%

Example 22 0128 Eye Contour Gel 22FORMULAComposition 1:2.0%Fragrance:0.06%Sodium pyrrolidinonecarboxylate:0.2%Dow Corning 245 Fluid:2.0%Water:q.s. for 100%

Example 23 0129 Leave-On Care Composition 23FORMULAComposition 1:1.5%Fragrance:q.s.Preservative:q.s.Dow Corning X2 8360:5.0%Dow Corning Q2 1401:15.0%Water:q.s. for 100%

Example 24 0130 Slimming Gel 24Composition 1:5%Ethanol:30%Menthol:0.1%Caffeine:2.5%Ruscus extract:2%Ivy extract:2%Sepicide HP:1%Water:q.s. for 100%

Example 25 0131 Ultranatural Tinted Cream Gel 25FORMULAAWater:10.0%Butylene glycol:4.0%PEG-400:4.0%Pecosil PS100:1.5%NaOH:q.s. pH 7Titanium dioxide:2.0%Yellow iron oxide:0.8%Red iron oxide:0.3%Black iron oxide:0.05%BLanol 99:4.0%Caprylic/capric triglyceride:4.0%Sepifeel ONE:1.0%Composition 1:3.0%CWater:q.s. for 100%Micropearl M305:2.0%Tetrasodium EDTA:0.05%Cyclomethicone:4.0%DSepicide HB:0.5%Sepicide CI:03%Fragrance:0.2%

0132 Procedure 0133 The BC mixture is prepared, then A is added and then D is added.

Example 26 0134 Care Preparation for Greasy Skin 26FORMULAAMicropearl M310:1.0%Composition 1:5.0%Octyl isononanoate:4.0%BWater:q.s. for 100%CSepicontrol A5:4.0%Fragrance:0.1%Sepicide HB:0.3%Sepicide CI:0.2%DCapigel 98:0.5%Water:10%

Example 27 0135 Cream Comprising AHAs 27FORMULAAMontanov 68:5.0%Lipacide PVB:1.05%Lanol 99:10.0%BWater:q.s. for 100%Gluconic acid1.5%TEA (triethanolamine):0.9%CComposition 2:1.5%DFragrance:0.4%Sepicide HB:0.2%Sepicide CI:0.4%

Example 28 0136 Non-Greasy Self-Tanning Preparation for the Face and Body 28FORMULAALanol 2681:3.0%Composition 1:2.5%BWater:q.s. for 100%Dihydroxyacetone:3.0%CFragrance:0.2%Sepicide HB:0.8%NaOH (sodium hydroxide):q.s. pH 5

Example 29 0137 Anti-Sun Milk Comprising Tahitian Perfumed Oil 29FORMULAATahitian perfumed oil10%Lipacide PVB:0.5%Composition 2:2.2%BWater:q.s. for 100%CFragrance:0.1%Sepicide HB:0.3%Sepicide CI:0.1%Parsol MCX:4.0%

Example 30 0138 Antisun Care Preparation for the Face 30FORMULAACyclomethicone and dimethiconol:4.0%Composition 2:3.5%BWater:q.s. for 100%CFragrance:0.1%Sepicide HB:0.3%Sepicide CI:0.21%Parsol MCX:5.0%Titanium oxide-coated mica2.0%Lactic acid:q.s. pH 6.5

Example 31 0139 Sunless Tanning Emulsion 31FORMULAALanol 99:15%Montanov 68:5.0%Parsol MCX:3.0%BWater:q.s. for 100%Dihydroxyacetone:5.0%Monosodium phosphate:0.2%CComposition 1:0.5%DFragrance:0.3%Sepicide HB:0.8%NaOH:q.s. pH 5.

0140 The characteristics of the products used in the preceding examples are as follows: 0141 Montanov 68 (cetearyl glucoside, cetearyl alcohol) is a self-emulsifiable composition, such as those disclosed in WO 92/06778, sold by Seppic. 0142 Montanov 202 (arachidyl glucoside, arachidyl alcohol behenyl alcohol) is a self-emulsifiable composition, such as those disclosed in WO 98/17610, sold by Seppic. 0143 Micropearl M 305 is a silky water-dispersible powder based on crosslinked methyl methacrylate copolymer. 0144 Micropearl M 100 is an ultrafine powder with a very soft feel and with a mattifying action, sold by Matsumo. 0145 Sepicide CI, imidazolineurea, is a preservative sold by Seppic. 0146 Pemulen TR is an acrylic polymer sold by Goodrich. 0147 Simulsol 165 is self-emulsifiable glyceryl stearate, sold by Seppic. 0148 Lanol 1688 is an emollient ester with a non-greasy effect sold by Seppic. 0149 Lanol 14M and Lanol S are consistency factors sold by Seppic. 0150 Sepicide HB, which is a mixture of phenoxyethanol, methylparaben, ethylparaben, propylparaben and butylparaben, is a preservative sold by Seppic. 0151 Monteine CA is a moisturizing agent sold by Seppic. 0152 Schercemol OP is an emollient ester with a non-greasy effect. 0153 Lanol P is an additive with a stabilizing effect sold by Seppic. 0154 Sepiperl N is a pearlescent agent, sold by Seppic, based on a mixture of alkyl polyglucosides such as those disclosed in WO 95/13863. 0155 Montanov S is a pearlescent agent, sold by Seppic, based on a mixture of alkyl polyglucosides such as those disclosed in WO 95/13863. 0156 Pecosil PS100 is dimethicone copolyol phosphate, sold by Phoenix. 0157 Lanol 99 is isononyl isononanoate, sold by Seppic. 0158 Lanol 37T is glyceryl triheptanoate, sold by Seppic. 0159 Sepifeel ONE is a mixture of palmitoylproline, magnesium palmitoylglutamate and magnesium palmitoyl-sarcosinate, such as those disclosed in FR 2 787 323. 0160 Solagum L is a carrageenan sold by Seppic. 0161 Marcol 82 is a liquid paraffin sold by Esso. 0162 Lanol 84D is dioctyl malate, sold by Seppic. 0163 Parsol MCX is ethylhexyl para-methoxycinnamate, sold by Givaudan. 0164 Eusolex 4360 is benzophenone-3, sold by Merck. 0165 Dow Corning 245 Fluid is cyclomethicone, sold by Dow Corning. 0166 Lipacide PVB is a hydrolysate of palmitoylated wheat proteins is sold by Seppic. 0167 Sepicontrol A5 is a capryloylglycine, sarcosine, extract of Cinnamon zylanicum mixture sold by Seppic, such as those disclosed in International Patent Application PCT/FR98/01313 filed on Jun. 23, 1998. 0168 Capigel 98 is an acrylates copolymer sold by Seppic. 0169 Lanol 2681 is a coconut caprylate/caprate mixture sold by Seppic.