Abstract: Disclosed is a cosmetic composition in the form of a solid water-in-oil emulsion, for example a lipstick, a lip balm, a foundation or a concealer. It also relates to a cosmetic method for caring for or making up the lips or the skin, including the topical application to the lips or the skin of this composition.

Abstract: A bottle including a reservoir for a liquid or semi-fluid product and a dispensing head projecting from the reservoir along a main axis. The dispensing head includes a roll-on applicator including a ball holder in which a ball is caged and from which a cap of the ball emerges. The bottle includes a rotary stopper suitable for covering the roll-on applicator in a closed position of the bottle, and for being released from the roll-on applicator for distributing product in an open position of the bottle. The ball holder is mounted translatably along the main axis, the roll-on applicator including an elastic component inserted between an applicator body and the ball holder. The ball moves in translation jointly with the ball holder to take a retracted position when the roll-on applicator is covered by the rotary stopper and a deployed position when the rotary stopper is released from the roll-on applicator.

Abstract: A lip cosmetic that preferably has smooth feeling of use, gives shine, has no limitation of the container that can be used, and that further allows even coloring with little color transfer. A lip cosmetic composition having an inner phase and an outer phase, wherein the inner phase includes: A) a low-viscosity oil agent that does not dissolve a solidifier, and the outer phase includes: B) the solidifier; C) a high-viscosity oil agent that dissolves the solidifier; D) a binder oil that dissolves the low-viscosity oil agent as component A at 90° C. but not at 25° C.; and E) a coloring material, and the total amount of components A, B, C, D and E contained in the lip cosmetic composition is 80 mass % or more.

Abstract: Dispensing device for a cosmetic product stored in heterogeneous form including solid elements in suspension. The device includes a reservoir, a dispensing tip, a guide duct for transporting the product between the reservoir and the dispensing tip, and a product flow inducer configured to cause product flow from the reservoir to the dispensing tip. The guide duct includes a solid elements rupture configured to rupture the solid elements. The solid elements rupture includes a first stage at an exit from the reservoir forming a first portion of the guide duct and includes a changing transverse cross-section that has, at the exit, edges projecting within the guide duct. A second stage, near the dispensing tip, forms a second portion of the guide duct having a progressing cross-sectional restriction. The invention also relates to an assembly that includes such device and a cosmetic or care product that includes solid elements in suspension.

Abstract: A nonaqueous composition for external use on the skin including a strongly hydrophilic amphiphilic solid active ingredient-surfactant complex dissolved or dispersed as a particle having a particle size of 2 nm to 200 nm in an oil phase. A strongly hydrophilic amphiphilic solid active ingredient-surfactant complex dissolved or dispersed as a particle having a particle size of 2 nm to 200 nm in the oil phase can be prepared by: adding a strongly hydrophilic amphiphilic solid active ingredient to a water phase to obtain a water phase mixture; adding a surfactant to an oil phase to obtain an oil phase mixture; mixing the obtained water phase mixture with the oil phase mixture to obtain a water-in-oil emulsion; freeze-drying the water-in-oil emulsion to obtain a strongly hydrophilic amphiphilic solid active ingredient-surfactant complex; and dissolving or dispersing the obtained strongly hydrophilic amphiphilic solid active ingredient-surfactant complex in an oil.

Abstract: The invention concerns a device for dispensing a product in the form of balls. It comprises a main body (1) forming a tank. The device also comprises: —a central axis (5) extending longitudinally in the main body; —a helical ramp (3) comprising a track winding around the central axis, the central axis (5) being able to rotate with respect to said helical ramp; —a pusher (4) interposed in the helical ramp, said pusher (4) being linked to the central axis (5) such that, when the central axis (5) rotates with respect to said helical ramp (3), said pusher (4) is moved along the track of the helical ramp (3); and —an actuator mounted at the second end of the main body, for causing the central axis (5) to rotate with respect to the helical ramp (3). The invention also concerns an assembly comprising such a device and balls of product.

Abstract: A refill for a container device for cosmetic product that includes a vessel configured to contain such a product, the vessel including a lateral wall. The lateral wall of the vessel has, over at least part of its outside surface, a member made of elastomer material connected to the vessel and which is at least partly in relief in relation to the outside surface of the lateral wall of the vessel. The refill thus formed is able to be held in a casing of suitable shape, by virtue of the members in relief of elastomer material formed on the outside wall of the vessel. The invention also relates to a casing for a cosmetic product container device including a casing and such a refill.

Abstract: A refillable cosmetic product container device that is configured to receive a refill configured to contain the cosmetic product by an opening in order to put it in place in a reception volume defined by an inside wall of the casing. The inside wall has, over at least part of its surface, a member made of elastomer material connected to the casing and which is at least partly in relief relative to the inside wall of the casing. The casing thus formed is able to hold a refill in the reception volume, by virtue of the members in relief of elastomer material formed on the inside wall of the casing. The invention also relates to a casing for a cosmetic product container device comprising a casing and such a refill.

Abstract: Device for dispensing and applying a liquid, semi-fluid, or pasty cosmetic or care product having an elongate and hollow rotary body and an elongate and hollow outer shaft butted together and rotatable one to the other, an applicator endpiece secured to the end of the rotary body, the rotary body and outer shaft forming an interior volume in which a pierced cylinder having a longitudinal duct is formed, and an inner shaft having an open end through which the pierced cylinder is introduced and a closed end forming a reservoir for the product. The pierced cylinder is fixed in translation with respect to the rotary body. A mechanism of the device converts rotation of the rotary body with respect to the outer shaft into movement of the inner shaft in translation with respect to the pierced cylinder in the interior volume formed by the rotary body and the outer shaft.

Abstract: A method for simulating a rendering of a makeup product on a body area including the steps of: acquiring an image of the body area without makeup of a subject, determining first color parameters of the pixels of the image corresponding to the body area without makeup, identifying the pixels of the body area without makeup exhibiting highest brightness or red component value, and determining second color parameters of the pixels of the image corresponding to the body area, wherein the second color parameters render a making up of the body area by the makeup product.

Abstract: Disclosed is a method for selecting a cosmetic product, and a method for image acquisition and image processing for the selection method, including: acquiring an image of a person in a controlled lighting environment, and measuring and recording the colorimetric coordinates of the person's face; processing the image to determine an absolute value of the skin tone; correlating the absolute value with a usage color map established for each of multiple cosmetic products of a database by measuring the color of each cosmetic product under its conditions of use, and to determine a personalized color matrix; extracting, from the database, the cosmetic product(s) whose color measurement is part of the personalized color matrix; using an information medium, presenting the product(s) included in the personalized color matrix; and optionally selecting the preferred product(s) chosen by the person from those that are part of the personalized color matrix.

Abstract: Disclosed is a microemulsion of oil-in-water type including, preferably consisting of, by weight relative to the total weight of microemulsion: •70% to 94% of water, •1% to 15% of at least one hydrophobic fragrancing substance, •4% to 20% of at least one preferably volatile solvo-surfactant, and •0.1% to 15%, preferably 1% to 13%, of at least one hydrotropic agent or at least one surfactant selected from anionic surfactants, cationic surfactants, amphoteric surfactants and non-ionic surfactants. The solvo-surfactant is selected from monoalkylated glycerol derivatives of following formula (I): wherein the “alkyl” group is a linear or branched alkyl group including from 1 to 8 carbon atoms, and R and R? are each independently H or a linear or branched alkyl group including from 1 to 5 carbon atoms, with the proviso that R is different from R?, and mixtures thereof.

Abstract: A cosmetic composition including, in a continuous aqueous phase, at least one colouring agent chosen from hydrophobic treated nacres, at least one hydrophilic gelling agent and water. Also, a method for preparing such a cosmetic composition, to a method for makeup of keratin materials using same, and to the use of this cosmetic composition in order to obtain an aqueous metallic effect or “mirror effect” on the keratin materials.

Abstract: The invention concerns a device for dispensing a product in the form of balls. It comprises a main body (1) forming a tank. The device also comprises: —a central axis (5) extending longitudinally in the main body; —a helical ramp (3) comprising a track winding around the central axis, the central axis (5) being able to rotate with respect to said helical ramp; —a pusher (4) interposed in the helical ramp, said pusher (4) being linked to the central axis (5) such that, when the central axis (5) rotates with respect to said helical ramp (3), said pusher (4) is moved along the track of the helical ramp (3); and —an actuator mounted at the second end of the main body, for causing the central axis (5) to rotate with respect to the helical ramp (3). The invention also concerns an assembly comprising such a device and balls of product.

Abstract: Disclosed is a method for building a neural network tool to determine, by processing a picture of a human face, a score representative of a qualitative feature of the face, including performing a training session of an initial neural network to assess, from the picture, an estimated age of the person. The initial neural network includes layers of neurons and associated weights, and each training session is performed on a first database of face images with associated ages, and each training session outputs an updated version of the neural network with adjusted weights. For each updated version of the initial neural network corresponding to a training session, evaluating an error of part of the initial neural network on another database of images with each associated with a reference score representing the qualitative feature, selecting the part of the initial neural network in the updated version corresponding to the minimum.

Abstract: Disclosed is a method for analyzing facial features of a person, including the steps of: acquiring a picture of the face of the person; delimiting, on the picture, at least two zones of the face of the person; processing the picture to determine contrast values of each of the at least two zones; and based on the determined contrast values, determining a cluster to which the person pertains among a plurality of pre-established clusters, with the pre-established clusters being elaborated based on a set of contrast values determined for the same zones of the faces of a reference population in respective pictures of the faces; and providing the person with personalized information, wherein the personalized information depends on the cluster to which the person pertains.

Abstract: A filling system including: a bottle having a hollow enclosure with a base; a filling module that includes a reservoir; a plate able to move between a high position and a low position; a pump; a compression system configured so as to compress the pump when the plate descends; a pipe assembly between the reservoir and the plate and the pump; and a connection assembly for fluid between the plate and the base.

Abstract: A solid cosmetic composition including at least 15% by weight of a volatile liquid fatty phase, 40% to 85% by weight of a powdery phase having spherical fillers which are surface-treated with a metallic soap. Also a method for preparing such a solid cosmetic composition and to a method for making up the skin or lips using same.

Abstract: A method for manufacturing a cosmetic product applicator including a gripping part and an applicator part having bristles or teeth. The method includes additive manufacturing (S1) by sintering a powder of a plastics material followed by depowdering (S2) and post-treatment for the removal of particles that have become detached from the cosmetic product applicator or are partially sintered, the post-treatment including blasting (S4) and ionizing blowing (S5). This method allows the removal of particles likely to be irritating, for example with a size greater than 500 micrometers, while being suitable for industrial production. The invention also relates to an associated production method.

Abstract: A method for post-processing part obtained by additive manufacturing through sintering of a plastic powder, in order to remove particles detached from the part or partially sintered, the method including, consecutively, stripping (S1) and ionizing blowing (S2). Such a method makes it possible to remove particles having a largest dimension greater than a given dimension. The invention also relates to a corresponding manufacturing method of a plastic material part, and to a corresponding production method.