Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/0208—Tissues; Wipes; Patches
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/0216—Solid or semisolid forms
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
  • A61K8/73—Polysaccharides
  • A61K8/731—Cellulose; Quaternized cellulose derivatives
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
  • A61Q1/04—Preparations containing skin colorants, e.g. pigments for lips
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/20—Chemical, physico-chemical or functional or structural properties of the composition as a whole
  • A61K2800/30—Characterized by the absence of a particular group of ingredients
  • A61K2800/31—Anhydrous

Definitions

• the subject of the present invention is a cosmetic product for making up and / or caring for the lips comprising an anhydrous film comprising a polymeric layer in which is included at least one coloring agent and, where appropriate, minus one active compound.
• anhydrous film comprising a polymeric layer in which is included at least one coloring agent and, where appropriate, minus one active compound.
• Different types of makeup and lip care products are currently available. Schematically, they can be divided into the following two categories: - compositions with a liquid or pasty texture applicable with the finger or using devices such as ball bearings, beveled tips or brushes, - and hardness compositions higher such as pencils or sticks (also called sticks).
• the devices for packaging and applying these compositions involve, from the first use, exposure of the composition to the air.
• An object of the present invention is a cosmetic make-up and or care product for the lips comprising an anhydrous film, this film being formed of at least one layer composed of a matrix based on at least one water-soluble polymer in which at least one coloring agent is included.
• the present invention relates to a cosmetic make-up and / or care product for the lips comprising an anhydrous film formed from at least one layer composed of a matrix based on at least one water-soluble polymer in which is included at least one water-soluble dye and if necessary a water-soluble active compound.
• the cosmetic product can advantageously be dissolved by contact with saliva.
• the product of the invention has the advantage of dissolving quickly, once applied to the lips.
• the film is advantageously solid and grippable. Its consistency is flexible so that it takes the shape and curvature of the lips upon application.
• anhydrous is meant a film whose water content is less than 10%, in particular less than 5%, in particular less than 3%, and more particularly containing no water.
• the product according to the invention is presented as a film in the shape of a square, rectangle or disc of about ten centimeters in length, which the user cuts according to the shape and dimensions of his own lips and in depending on the desired result.
• the product according to the invention is precut to the shape and to the average dimensions of the lips so that it can be applied directly by the user, to each of the lips.
• the precut film may have the shape of a single lip.
• the precut film can also have the shape of two lips joined at their ends, so that the user, by pinching his lips, makes up both lips at the same time.
• the product of the invention has the shape of a rectangular, square or circular sheet, which the user folds in half before pinching it between the two lips.
• the cosmetic product can be in the form of a solid film with a thickness ranging from 10 to 1000 ⁇ m. According to a particular embodiment, this film has a thickness ranging from 20 to 500 ⁇ m, in particular from 50 to 250 ⁇ m, and more particularly from 50 to 200 ⁇ m.
• This film is formed of at least one layer, the matrix of which consists of at least one water-soluble polymer, in which at least one coloring agent is included. According to another embodiment, the film is composed of a single layer containing at least one water-soluble polymer.
• the cosmetic product according to the invention comprises, in addition to the film defined above, a non-water-soluble support, the purpose of which is to allow easy application of the film to the lips.
• This support is in particularly flexible.
• the non-water-soluble support can be made of a material chosen from polyurethanes, thermoplastic elastomers of the styrene-butadiene-styrene type, styrene-ethylene-butadiene-styrene, ethylene-vinyl acetate, or ether ester, polyethylenes, polypropylenes, or silicones.
• the nature and shape of the support will be chosen adequately according to the nature of the surface to be treated so as to advantageously allow it to be massaged on the surface to be treated without risk for the latter and with maximum comfort.
• Such supports are sold in particular under the brands: BAYDUR ® , DALTOFLEX ® , UROFLEX ® , HYPERL ⁇ ST ® , INSPIRE ® , DESMOP ⁇ N ® , ESTANE ® , LASTANE ® , TEXIN ® , CARIFLEX ® , KRATON ® , SOLPRENE ® , ELVAX ® , ESCORENE ® , OPTENE ® , ARNITEL ® , HYTREL ® , or RITEFLEX ® .
• the support may be in the form of a nonwoven, in particular of cellulose, viscose, cotton or synthetic fibers.
• the thickness of the support ranges in particular from 0.01 mm to 2 mm, and more particularly from 0.02 to 0.2 mm.
• the cosmetic product according to the invention may be composed solely of a film as described above and be free of a non-water-soluble support layer and in particular be free of a flexible, non-water-soluble support.
• the water-soluble polymers used in the cosmetic product according to the invention can be of synthetic or natural origin, if necessary modified by chemical reactions. They can be film-forming.
• water-soluble polymers which can be used according to the invention, mention may in particular be made of the following polymers: (1) polymers resulting from the copolymerization of a monomer derived from a vinyl compound carrying a carboxylic group such as more particularly the acrylic acid, methacrylic acid, maleic acid, alpha-chloroacrylic acid, and a basic monomer derived from a substituted vinyl compound containing at least one base atom such as more particularly a methacrylate and dialkylaminoalkyl acrylate , and a dialkylaminoalkylmethacrylamide and acrylamide.
• a monomer derived from a vinyl compound carrying a carboxylic group such as more particularly the acrylic acid, methacrylic acid, maleic acid, alpha-chloroacrylic acid
• a basic monomer derived from a substituted vinyl compound containing at least one base atom such as more particularly a methacrylate and dialkylaminoalkyl acrylate , and a dialkylamin
• Such compounds are described in US Patent 3,836537; (2) polymers comprising units derived from: a) at least one monomer chosen from acrylamides or methacrylamides substituted on nitrogen with an alkyl radical, b) at least one acidic comonomer containing one or more reactive carboxylic groups, and c) at least one basic comonomer such as esters, having primary, secondary, tertiary and quaternary amine substituents, of acrylic and methacrylic acids, and the product of the quaternization of dimethylaminoethyl methacrylate by dimethyl or diethyl sulfate; (3) crosslinked alkyl polyaminoamides wholly or partly derived from polyaminoamides; (4) polymers comprising zwitterionic units; (5) polymers derived from the N-carboxyalkylation of chitosan, such as for example N-carboxymethyl chitosan or N-carboxybutyl chitosan
• copolymers can also contain other vinyl comonomers such as vinylcaprolactam.
• water-soluble polymers which can be used according to the invention, mention may also be made of: - proteins (or protein-type polymers) such as wheat or soy proteins; keratin, for example keratin hydrolysates and sulfonic keratins; casein; albumin; collagen; gluteline; glucagon; gluten; zein; gelatins and their derivatives; - polymers derived from chitin or chitosan such as anionic, canonical, amphoteric or nonionic polymers of chitin or chitosan; - polymers of polysaccharide type such as in particular: • cellulosic polymers, such as hydroxyethyl cellulose, hydroxypropyl cellulose, hydroxypropyl methyl cellulose, methylcellulose, ethylhydroxyethyl cellulose, carboxymethyl cellulose, and quaternized derivatives
• the product according to the invention can comprise a mixture of such polymers.
• the water-soluble polymer is generally present in a proportion of 5 to 99.99% by weight, in particular from 10 to 95% by weight, and more particularly from 20 to 90% by weight relative to the total weight of said product.
• the cosmetic product according to the invention comprises at least one coloring agent.
• the coloring agent can be chosen from water-soluble dyes, pigments and their mixtures.
• the coloring agent may represent for example from 0.005 to 20% by weight, in particular from 0.01 to 10% by weight, and more particularly from 0.05 to 5% by weight relative to the total weight of said cosmetic product.
• the coloring agent used in the product according to the invention comprises at least one water-soluble dye.
• the water-soluble dyes that can be used in the compositions according to the invention, there may be mentioned for example copper sulphate, iron sulphate, water-soluble sulfopolyesters, rhodamines, natural dyes such as carotene and beet juice, blue cheese methylene, caramel, disodium salt of tartrazine and disodium salt of fuschine, and mixtures thereof.
• the cosmetic product can comprise non-water-soluble coloring agents such as pigments, in particular nacres or glitter.
• the coloring agent used in the product according to the invention comprises at least one pigment.
• the pigments can be mineral and / or organic, interference, goniochro atic, fluorescent, pearlescent or reflective or in the form of flakes.
• organic pigments that may be mentioned are carbon black, pigments of the organic lacquer type of barium, strontium, calcium or aluminum, including those subject to certification by the Food and Drug Administration (FDA) (example D&C or FD&C) and those free of FDA certification like cochineal carmine lacquers.
• the pearlescent or pearlescent pigments can be chosen from white pearlescent pigments such as mica coated with titanium or bismuth oxychloride, colored pearlescent pigments such as mica titanium with iron oxides, mica titanium with in particular ferric blue or chromium oxide, titanium mica with an organic pigment of the aforementioned type as well as pearlescent pigments based on bismuth oxychloride.
• TIMIC ⁇ ® and “FLAMENCO ®” nacres sold by the company ENGELHARD and the “TIMIRON ® " nacres sold by MERCK.
• Goniochromatic pigments can also be used, such as pigments with an interference multilayer structure, for example of structure ⁇ l / SiO 2 / ⁇ l / SiO 2 / Al, sold by the company DUPONT DE NEMOURS; of structure Cr / MgF 2 / Al / MgF 2 / Cr sold under the name "CHROMAFL ⁇ IR" by the company FLEX; MoS 2 / SiO 2 / Al / SiO 2 MoS 2 , Fe 2 O 3 / SiO 2 / Al / SiO 2 / Fe 2 O 3 or Fe 2 O 3 / SiO 2 Fe 2 ⁇ 3 / SiO 2 Fe2 ⁇ 3 marketed under the name of "SICOPEARL ® " by the company BASF; MoS 2 / SiO 2 / mica-oxide / SiO 2 / MoS, Fe 2 O 3 / SiO 2 / mica-oxide / SiO 2 / Fe 2 O 3 , TiO 2 / SiO 2 /
• pigments "INFINITE COLORS ®” from the company SHISEIDO. It is also possible to use reflective pigments, such as particles with a silver-coated glass substrate, in the form of platelets, such as those sold for example under the name “MICROGLASS METASHINE REFSX 2025 PS ® " by the company TOYAL; particles with a glass substrate coated with a nickel / chromium / molybdenum alloy such as those sold for example under the name “CRYSTAL STAR GF 55 ® ", "GF 2525 ® " by this same company; pigments of the "REFLECKS ® " brand, sold by the company ENGELHARD, comprising a glass substrate coated with brown iron oxide; particles comprising a stack of at least two layers of polymers are for example sold by the company 3M under the name “MIRROR GLITTER ® ".
• the cosmetic product according to the invention can be a non-therapeutic lip care product.
• the product according to the invention can therefore therefore comprise, in addition to the coloring agent, at least one cosmetically active compound.
• Any active ingredient known to have a cosmetic action can be used by topical application.
• the active compound can be chosen from the compounds having a hydrating, softening, emollient, healing, regenerating, soothing, anti-wrinkle, protective against sun rays, or an action aimed at increasing blood microcirculation to make the lips naturally more colored.
• lipophilic vitamins and their esters such as vitamin E (tocopherol) and its derivatives (for example acetate), vitamin A (retinol) and its derivatives (for example retinyl palmitate) , polyunsaturated fatty acids, essential oils, plant extracts, sphingolipids and ceramides, sunscreens such as for example roctylmethoxycinnamate such as that marketed under the name "Parsol MCX ® ", 3-benzophenone such as that marketed under the name "Uvinul M40 ® ", Butylmethoxydibenzoyl-methane such as that sold under the name” Parsol 1789 ® ", retinoic acid and its esters, and mixtures thereof.
• vitamin E tocopherol
• vitamin A retinol
• retinyl palmitate for example retinyl palmitate
• sunscreens such as for example roctylmethoxycinnamate such as that marketed under the name "Parsol
• the polymer matrix can comprise at least one active compound chosen from the following compounds: alpha-hydroxy acids such as lactic acid or glycolic acid, ascorbic acid (vitamin C) and its biologically compatible salts, enzymes, tightening effect components, hydroxy acids and their salts, hydroxylated polyacids, sucrose and its derivatives, urea, amino acids, oligopeptides, water-soluble plant extracts, peptide or protein hydrolysates, bacterial enzymes, oligo -elements, hyaluronic acid and its salts, mucopolysaccharides, vitamins B2, B6, H, PP, panthenol, folic acid, beta-hydroxy acids such as acetyl salicylic acid, allantoin, glycyrrhetic acid, kojic acid, hydroquinone, arginine, lysine, praline, serine, flavonoids, extracts of ginkgo biloba, and mixtures thereof.
• active compound chosen
• the product according to the invention comprises at least one water-soluble active compound.
• water-soluble active compound is understood to mean an active compound having a solubility in water, measured at 25 ° C., at least equal to 0.1 g / l (obtaining a macroscopically isotropic and transparent solution, colored or not). This solubility is in particular greater than or equal to 1 g 1.
• the product of the invention may comprise emollients such as polyols, in particular glycerol, sorbitol and other polyols of similar structure, the ethers of pentaerythritol and of polyalkylene glycol.
• pentaerythritol ether and of polyethylene glycol comprising 5 oxyethylene units (5 EO) CTF PE name: PEG-5 Pentaerythrityl Ether
• pentaerythritol ether of polypropylene glycol comprising 5 oxypropylene units (5 OP) CTF ⁇ name: PPG-5 Pentaerythrityl Ether
• PEG-5 Pentaerythrityl Ether, PPG-5 Pentaerythrityl Ether and soybean oil sold under the name "Lanolide ® " by the company Vevy, mixture where the constituents are found in a weight ratio 46/46/8: 46% PEG-5 Pentaerythrityl Ether, 46% PPG-5 Pentaerythrityl Ether and 8% soybean oil.
• the cosmetic product according to the invention can also be free of active compound.
• the cosmetic product of the invention is a non-therapeutic cosmetic product.
• the cosmetic product according to the invention can be free of preservative. This is of course advantageous in terms of safety.
• the product according to the invention may also comprise at least one compound chosen from plasticizers, fibers, brighteners, surfactants, dispersants, antioxidants, pH regulating agents, sweeteners, perfumes, flavors or a of their mixtures.
• plasticizer there may be mentioned in particular glycerin, sorbitol or polyethylene glycol, mono- or disaccharides, dipropylene glycol, butylene glycol, pentylene glycol.
• the cosmetic product in accordance with the invention can be used individually and has excellent preservation, including without adding any preservative, in particular thanks to its dry nature.
• the product of the invention can be packaged in an article facilitating its gripping, such as that described in patent application FR0351002, the content of which is included in the present application by reference.
• the film can in particular be packaged in a plastic dispensing box, in an individual sachet or in a blister.
• the product according to the invention can be packaged in a box type with a drawer or a cover hinged to a bottom.
• the housing may include means intended to facilitate the distribution of the articles.
• the distribution means can be of the type described for example in patents US- ⁇ -2,973,882, GB- ⁇ -2,358,627, CH- ⁇ -461,025, or US- ⁇ -6,578,732.
• the present Another subject of the invention is a method for making up or caring for the lips, characterized in that it comprises applying to the lips a make-up or caring product as defined above.
• the method is a method for making up the lips comprising applying to the lips a make-up product as defined above, and dissolve the product by the action of saliva and rubbing the lips against each other or pressing the finger.
• the method comprises a step consisting in massaging the lips, through the support if necessary, so as to promote spreading of the dissolved film on the surface of the lips.
• the make-up or care process according to the invention is implemented by applying beforehand to the lips a known make-up and / or care composition for the lips such as for example a lipstick, a balm or gloss.
• a known make-up and / or care composition for the lips such as for example a lipstick, a balm or gloss.
• the implementation of the makeup or care process as defined above is followed by an additional step in which another composition such as for example a lipstick, a lip balm or a gloss.
• the cosmetic product according to the invention can be prepared according to conventional methods well known to those skilled in the art.
• its preparation does not include a step carried out at a temperature above 50 ° C.
• the cosmetic product in accordance with the invention may therefore optionally contain compounds capable of being sensitive to such temperatures.
• the present invention will be illustrated below with the aid of nonlimiting examples.
• Example 1 Lip makeup film Hydroxypropyl-methylcellulose 10 g D-panthenol 2 g Glycerin 5 g Disodium salt of fuschine 0.5 g Purified water 50 g All the ingredients are dissolved in purified water with stirring. The solution is deposited on a silicone paper in a thickness of the order of 500 ⁇ m, then dried at a temperature of 50 ° C. After drying, the film obtained is cut in the form of strips 5 mm wide and 40 mm long.
• Example 2 Lip makeup film Hydroxypropyl-methylcellulose 10 g Glycerin 3 g Titanium dioxide / brown iron oxide mixture 1 g Purified water 50 g The film is prepared according to the protocol described in Example 1.

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• 2004
  • 2004-01-21 FR FR0450109A patent/FR2865130B1/fr not_active Expired - Fee Related
• 2005
  • 2005-01-21 WO PCT/FR2005/050035 patent/WO2005074867A1/fr active Application Filing
  • 2005-01-21 EP EP05717679A patent/EP1722858A1/de not_active Withdrawn
  • 2005-01-21 US US10/585,872 patent/US20080247977A1/en not_active Abandoned

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