Abstract: The invention relates to a composition which contains an aqueous solution of certain elements of a family of sterol derivatives, which enable improved tanning of the skin due to considerable penetration of the molecules thereof. Preferably, the composition also contains an ionic solution of cationic association complexes constituting an acid amphiphilic carrier.

Abstract: The present invention concerns the use of a microporous organogel for trapping fluids by adsorption and/for the controlled release of fluids after solubilization. The fluids are particularly air or water polluting agents or volatile substances. The invention also concerns the use of a microporous organogel in a method for analyzing the trapped fluids. The invention also concerns any fluid trap obtained by molding a microporous organogel.

Abstract: The present invention relates to the use of a microporous organogel for the capture of fluids by adsorption and/or for the controlled release of fluids after solubilization. The fluids are, in particular, air or water pollutants or volatile substances. The invention also relates to the use of a microporous organogel in a process for analyzing the captured fluids. The invention also relates to any fluid sensor by molding of a microporous organa gel.

Abstract: The invention relates to a medicament comprising at least one reducing alkyl-sugar monomer having a hydroxyl function which is substituted by an alkoxy radical at C2-C40, said medicament being preferably intended to regulate inflammatory mechanisms. The reducing sugar is preferably selected from the group containing rhamnose, fucose and glucose. The invention also relates to a cosmetic treatment method involving the topical application of a composition comprising at least one reducing alkyl-sugar monomer having a hydroxyl function which is substituted by an alkoxy radical at C2-C40.

Abstract: The present invention relates to the use of a microporous organogel for the capture of fluids by adsorption and/or for the controlled release of fluids after solubilization. The fluids are, in particular, air or water pollutants or volatile substances. The invention also relates to the use of a microporous organogel in a process for analyzing the captured fluids. The invention also relates to any fluid sensor by moulding of a microporous organa gel.

Abstract: The present invention relates to an intermolecular association complex of an amphiphilic carrier and an active principle G, having the following general formula (I), as well as to the compositions containing same, to the uses thereof, particularly as a drug, and to the method for preparing same.

Abstract: The present invention relates to an intermolecular association complex of an amphiphilic carrier and an active principle G, having the following general formula (I), as well as to the compositions containing same, to the uses thereof, particularly as a drug, and to the method for preparing same.

Abstract: The invention concerns particles consisting essentially of fibers of an organogelling substance in the form of xerogel (dry gel), the fibers being essentially oriented in a common direction and randomly aligned around the longest fiber. The organogelling substance is preferably 1,3: 2,4-di-O-benzylidene-D-sorbitol. Said particles, which are in the form of spindles, have interesting optical properties; they have a total light transmittance higher than 0.80, with a diffuse transmittance higher than the specular transmittance. The invention also concerns a method for preparing said particles by solvent evaporation process, by solvent diffusion/evaporation process or by shearing process. The invention finally concerns active particles consisting of said particles whereon is immobilized a dermocosmetically active principle, a dermocosmetic composition comprising said particles or said active particles and a cosmetic treatment method which consists in applying on the skin said dermocosmetic composition.

Abstract: The invention relates to a medicament comprising at least one reducing alkyl-sugar monomer having a hydroxyl function which is substituted by an alkoxy radical at C2-C40, said medicament being preferably intended to regulate inflammatory mechanisms. The reducing sugar is preferably selected from the group containing rhamnose, fucose and glucose. The invention also relates to a cosmetic treatment method involving the topical application of a composition comprising at lest one reducing alkyl-sugar monomer having a hydroxyl function which is substituted by an alkoxy radical at C2-C40.

Abstract: The invention relates to a medicament comprising at least one reducing alkyl-sugar monomer having a hydroxyl function which is substituted by an alkoxy radical at C2-C40, said medicament being preferably intended to regulate inflammatory mechanisms. The reducing sugar is preferably selected from the group containing rhamnose, fucose and glucose. The invention also relates to a cosmetic treatment method involving the topical application of a composition comprising at least one reducing alkyl-sugar monomer having a hydroxyl function which is substituted by an alkoxy radical at C2-C40.

Abstract: The invention relates to an intermolecular association complex of formula (I) of an amphiphilic carrier and of an active principle Z-Y, in which; S, X n, R1, R2, R3, Y, Z are as defined in the description.

Abstract: The present invention relates to dibenzoylmethane-based compounds of formula 1, and also to salts or solvates thereof, and to the process for preparing them. The invention also relates to the use of a compound of formula (I) as an agent for protecting the skin or the hair against UV radiation and to a cosmetic and/or dermatological product, characterized in that it comprises a compound of formula (I) as active principle.

Abstract: The invention concerns particles consisting essentially of fibers of an organogelling substance in the form of xerogel (dry gel), the fibers being essentially oriented in a common direction and randomly aligned around the longest fiber. The organogelling substance is preferably 1,3:2,4-di-O-benzylidene-D-sorbitol. Said particles, which are in the form of spindles, have interesting optical properties; they have a total light transmittance higher than 0.80, with a diffuse transmittance higher than the specular transmittance. The invention also concerns a method for preparing said particles by solvent evaporation process, by solvent diffusion/evaporation process or by shearing process. The invention finally concerns active particles consisting of said particles whereon is immobilized a dermocosmetically active principle, a dermocosmetic composition comprising said particles or said active particles and a cosmetic treatment method which consists in applying on the skin said dermocosmetic composition.

Abstract: The invention relates to a medicament comprising at least one reducing alkyl-sugar monomer having a hydroxyl function which is substituted by an alkoxy radical at C2-C40, said medicament being preferably intended to regulate inflammatory mechanisms. The reducing sugar is preferably selected from the group containing rhamnose, fucose and glucose. The invention also relates to a cosmetic treatment method involving the topical application of a composition comprising at least one reducing alkyl-sugar monomer having a hydroxyl function which is substituted by an alkoxy radical at C2-C40.

Abstract: The invention relates to a method of preparing oligorhamnosides, comprising a one-pot reaction in acetonitrile without any rhamnose protection or deprotection reaction. The invention also relates to a composition a mixture of oligorhamnosides, which can be obtained using said method and which has between 2 and 12 rhamnose units. The invention further relates to a medicament comprising said composition, which is preferably intended to regulate inflammatory mechanisms, and to a cosmetic treatment method.

Abstract: The present invention relates to dibenzoylmethane-based compounds of formula 1, and also to salts or solvates thereof, and to the process for preparing them. The invention also relates to the use of a compound of formula (I) as an agent for protecting the skin or the hair against UV radiation and to a cosmetic and/or dermatological product, characterized in that it comprises a compound of formula (I) as active principle.

Abstract: The invention concerns the use as surfactants of inclusion complexes in the form of powder or aqueous dispersion between a cyclodextrin and a fatty substance. The invention also concerns a method for preparing an emulsion using said inclusion complexes and the emulsions obtained using said method. The invention is applicable to cosmetic, pharmaceutical, food and industrial products.

Abstract: The invention relates to N-alkyl, N-acetylglycosylamines of the formula: ##STR1## wherein R.sub.1 represents the residue of a reducing sugar selected from among glucose, galactose, lactose, or cellobiose;R.sub.2 is an alkyl radical, either linear or branched, comprising from 1 to 24 atoms of carbon, preferably from 8 to 18 atoms of carbon, under the reservation that, when R.sub.1 is a residue of lactose, that R.sub.2 is then different from the nonyl radical. These compounds are useful as surfactants.

Abstract: The subject of the invention is a surface-active composition, comprising a bolaamphiphile or bolaform chemical compound, containing a linear or branched, hydrophobic carbon chain at the two ends of which are arranged two hydrophilic portions or head group groups, corresponding to the following general formula:R A E A Rin which:E represents the carbon chain, containing at least six carbon atoms, optionally interrupted by at least one aromatic, or heterocyclic, or functional groupA is a bonding functional groupR is a residue of a reducing glucide containing a linear or cyclized chain, or of a derivative of the said glucide, bonded directly or indirectly via one of its aldehyde or ketone functional groups, or derived functional group, to the functional group A.The invention also relates to their applications as components of surface-active agents and vesicular agents, and to a process for their preparation.

Abstract: This invention relates to compounds which simultaneously contain a perfluorinated chain and a hydrogenated chain and which correspond to the general formula: ##STR1## in which R.sub.F is a perfluoroalkyl radical, m an integer from 0 to 2, R.sub.H an alkyl radical, X an OH or NR.sub.1 R.sub.2 group, and R.sub.1 and R.sub.2 are hydrogen atoms or methyl radicals. The amides (X=NR.sub.1 R.sub.2) are prepared by photoamidation of the polyfluoroolefins R.sub.F --(CH.sub.2).sub.p --CH.dbd.CH--C.sub.n H.sub.2n+1 where p is equal to 0 or 1 and n is an integer from 1 to 17, and the acids (X=OH) are prepared by hydrolysis of the amides thus obtained.The acids and their salts may be employed as surface-active agents or, as also the amides, as intermediates for the synthesis of such agents.