EP3600222A1 - Mousse cosmétique contenant des cires et polymères d'acide polyacrylique - Google Patents

Mousse cosmétique contenant des cires et polymères d'acide polyacrylique

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Publication number
EP3600222A1
EP3600222A1 EP18715517.1A EP18715517A EP3600222A1 EP 3600222 A1 EP3600222 A1 EP 3600222A1 EP 18715517 A EP18715517 A EP 18715517A EP 3600222 A1 EP3600222 A1 EP 3600222A1
Authority
EP
European Patent Office
Prior art keywords
oil
cosmetic
polyethoxylated
cosmetic preparation
weight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP18715517.1A
Other languages
German (de)
English (en)
Inventor
Christian Dingler
Kerstin Skubsch
Isabel Balcke
Svea WISCHHÖFER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beiersdorf AG
Original Assignee
Beiersdorf AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beiersdorf AG filed Critical Beiersdorf AG
Publication of EP3600222A1 publication Critical patent/EP3600222A1/fr
Withdrawn legal-status Critical Current

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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
    • A61K8/04—Dispersions; Emulsions
    • A61K8/046—Aerosols; Foams
    • 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
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/31—Hydrocarbons
    • 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
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/34—Alcohols
    • A61K8/342—Alcohols having more than seven atoms in an unbroken chain
    • 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
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/37—Esters of carboxylic acids
    • 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
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8147—Homopolymers or copolymers of acids; Metal or ammonium salts thereof, e.g. crotonic acid, (meth)acrylic acid; Compositions of derivatives of such polymers
    • 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
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8152—Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
    • 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
    • A61K8/92—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
    • A61K8/922—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof of vegetable origin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q9/00—Preparations for removing hair or for aiding hair removal
    • A61Q9/02—Shaving preparations
    • 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
    • A61K2800/33—Free of surfactant

Definitions

  • the present invention relates to a cosmetic product
  • a cosmetic product comprising a withdrawal vessel pressure vessel containing a cosmetic preparation comprising at least 8% by weight of one or more waxes and one or more polyacrylic acid polymers, the preparation containing no surfactants and emulsifiers.
  • the pressure vessel also contains at least one foaming and / or the cosmetic preparation
  • the cosmetic product according to the invention makes it possible to provide a nourishing foam which is particularly suitable for being applied to wet or moistened skin and then rinsed off.
  • the resulting foam has surprising structural stability and allows the application of a nourishing protective film to the skin.
  • Such cosmetic and dermatological preparations can be classified into two categories.
  • On the one hand there are the “rinse-off” preparations, which are washed off the skin immediately after application with water.
  • Typical preparations of this category are, for example, shower gels or shampoos on the other hand, the so-called “leave-on” preparations which after the
  • Preparation examples are creams, lotions and body milk.
  • Both leave-on and rinse-off formulations may be formulated in the form of emulsions in which oil is dispersed in water or dispersed in oil.
  • emulsifiers are used which make it possible to stabilize the dispersed droplets. In this way, a phase separation can be prevented in the long term.
  • surfactants are included, which serve, inter alia, to form foam when applied to the skin. Rinse-off preparations that are applied to damp or wet skin, such as shower and shampoo formulations, are generally less caring for the skin, but the surfactants they contain effectively remove grease, sweat and impurities that build up on the skin of the skin.
  • the surfactants and emulsifiers contained in these products promote foaming, so that structurally stable foams are usually obtained.
  • the disadvantage is that such products do not allow the skin to be sufficiently cared for. Thus, after showering, the skin often feels dry and tense after use. To this
  • Caring body lotions which are usually formulated as an oil-in-water emulsion, but applied directly under the shower on wet skin, so there is the disadvantage that due to the emulsifiers contained no nourishing residue on the skin remains. Instead, the lipid components emulsified in the body lotion are kept in solution. Demenschend is a job in the shower on wet skin makes little sense. This also applies to foaming with propellant present as O / W emulsion body lotions.
  • a particular disadvantage is that a waiver or a reduction of surfactants and emulsifiers leads to insufficient foams. Demenschend can be
  • EP 2335675 A1 discloses foam formulations which contain a solids emulsifier and are thus not emulsifier-free. The resulting foams disintegrate in a few minutes.
  • the invention is a cosmetic product comprising a pressure vessel with
  • Withdrawal valve comprising a) a cosmetic preparation - based on the total weight of the cosmetic preparation - comprising
  • the invention also provides the use of the cosmetic product according to the invention for providing a foam for application to wet skin.
  • the invention also relates to the use of the cosmetic product according to the invention for providing a shaving cream. If such a foam as
  • Shaving foam used, the razor blade shows particularly good sliding properties.
  • the invention also relates to the use of (i) a total of 8 wt .-% to 35 wt .-%, preferably 9.5 wt .-% to 25 wt .-% and in particular to 22 wt .-% one or more of fatty alcohols different waxes, and
  • the invention also relates to the use of
  • the invention also provides a method of using the cosmetic product according to the invention, characterized in that in a first step the cosmetic preparation is removed from the pressure vessel, in a second step the cosmetic (foamed) preparation is applied to the skin moistened with water and in a third step is rinsed with water from the skin.
  • the invention also provides a process for the use of the cosmetic product according to the invention, characterized in that in a first step, the cosmetic preparation is removed from the pressure vessel, in a second step, the cosmetic (foamed) preparation is applied to the water-moistened hairy skin and In a third step, the hair in the area of the skin to which the cosmetic (foamed) preparation has been applied is shaved with a razor blade.
  • the cosmetic product according to the invention forms a surprisingly structurally stable foam which decomposes less over a period of 5 minutes than comparable foams of the prior art. It was also surprising that after applying the obtained foam to the skin and rinsing off the skin
  • Foam remains within 5 minutes after application, a residue remains there, which gives a nourishing, pleasant feeling.
  • the residue consists mainly of lipids.
  • Demenschend it was surprisingly possible to provide a foam which is applied to wet skin and then rinsed with water, and does not have the occurring when foaming products dry skin feeling or this reduces. It was also surprising that despite the high content of waxes, the foam according to the invention can be distributed particularly easily on the wet skin. In addition, the foams obtained according to the invention are surprisingly fine-pored.
  • normal conditions means 20 ° C, 1013 hPa and a relative humidity of 50%.
  • the fatty alcohols include long-chain, linear primary alcohols having 6 to 22 carbon atoms. Furthermore, by definition, the fatty alcohols having 6 to 22 carbon atoms are not among the surfactants and emulsifiers.
  • waxes are understood as meaning natural and synthetic substances which are kneadable at 20 ° C., solid to brittle, coarse to fine crystalline, translucent to opaque, but not vitreous; melting above 40 ° C. without decomposition, already slightly above the melting point, relatively low-viscous and non-stringy, strongly temperature-dependent consistency and solubility, polishable under slight pressure.
  • the wax (s) other than the fatty alcohols may be selected from natural and / or synthetic waxes.
  • natural waxes the usual, used in cosmetic products natural, vegetable waxes can be selected, for example carnauba wax, candelilla wax, sunflower wax and / or fruit waxes (eg apple wax or citrus wax).
  • animal waxes such as beeswax, wool wax, spermaceti and coccyx fat.
  • the synthetic waxes include both waxes which are obtained completely synthetically and also chemically modified waxes.
  • Demenschend can be included as synthetic waxes, for example, hard paraffin or Cera microcrystalline in the preparation of the invention.
  • Cera Mikrokristallina stands for generic names such as Microcrystalline Wax, Microcrystalline Waxes or Cire Minerals.
  • Cera microcrystalline is a complex combination of long, branched
  • Cera microcrystalline consists predominantly of saturated straight and branched hydrocarbon chains, predominantly of more than 35 carbon atoms. Cera
  • Microcrystalline was formerly called Vaseline®, which is now marketed as ChesePorough Ponds brand name.
  • wax Cera microcrystalline this is advantageously characterized in that no polycyclic aromatic compounds or sulfur-containing compounds are included. If these requirements are met, Cera points out
  • Microcrystalline has no allergic potential due to its chemical neutrality.
  • Carbon atoms and the fatty alcohols have 15 to 36 carbon atoms.
  • Examples according to the invention include cetyl stearates or cetyl palmitates.
  • chemical modified waxes include hydrogenated or hydrogenated ones
  • Vegetable oils Typical examples according to the invention are known under the INCI names Hydrogenated Castor Oil, Hydrogenated Vegetable Oil, Hydrogenated avocado Oil,
  • Hydrogenated Cotton Seed Oil Hydrogenated Rapeseed Oil, Hydrogenated Sunflower Oil, Hydrogenated Palm Oil, Hydrogenated Jojoba Oil, Hydrogenated Soybean Oil or
  • At least one wax selected from the group Cera microcrystalline, hydrogenated jojoba oil and / or hydrogenated vegetable oil is included in the cosmetic preparation.
  • the maximum proportion of the waxes contained in the cosmetic preparation is 35% by weight, preferably 25% by weight and especially preferably 22% by weight, based on the total weight of the cosmetic preparation.
  • polyacrylic acid polymer refers to polymers used in cosmetics which are polymerized from a monomer mixture comprising acrylic acid and / or methacrylic acid (a.).
  • Polyacryl acids which consist of polyacrylic acid and optionally small amounts of a cross-linking substance are, according to INCI nomenclature as
  • Carbomers have the property that they form anionic charges on the carboxy groups depending on the pH in aqueous solution. This causes the deprotonated groups to repel and stretch the polymer chains. This effect forms a linear colloid framework which can store water. Due to the incorporation of water, a gel skeleton forms, which leads to an increase in the viscosity of the solution. The deprotonation of the carboxy groups is dependent on the pH, so that depending on this, the gel network can be dissolved.
  • Polyacrylic acid polymers according to the invention which are commercially available under the INCI name Carbomer are the commercial products with the name Carbopol and the addition EDT 2050, 934, 940, 941, 980, 981, 2984, 5984, 934P and Ultrez 10, all of the Fa Lubrizol can be purchased.
  • a further group of polyacrylic acid polymers according to the invention are characterized in that they are polymerized from a monomer mixture which, in addition to the short-chain monomers, acrylic acid and / or methacrylic acid (a.), Additionally C 1 - to C 4 -alkyl acrylates and / or C 1 - to C 4 -alkyl methacrylates ( b.) contains as Monomerbestanteile.
  • These polymers can also be in the form of a copolymer or cross-linked as a crosspolymer. Typical examples of these polymers are under the INCI names
  • Crosspolymer and acrylates copolymer known. Acrylates / C 12-22 alkyl methacrylate copolymer is available under the trade name Soltex OPT from DOW Chemical.
  • the Polymer Acrylates / Cl 0-30 Alkyl Acrylate Crosspolymer may be sold, inter alia, under the trade names Pemulen TR-1 Polymer, Pemulen TR-2 Polymer, Carbopol Ultrez 20 Polymer, Carbopol Ultrez 21 Polymer, Carbopol 1342 Polymer, Carbopol 1328 Polymer or Carbopol ETD 2020 Polymer can be obtained from the company Lubrizol.
  • the polymer Acrylates Copolymer is commercially available under the trade names Aculyn 33 from Dow Chemical or Carbopol Aqua SF-1 from Lubrizol.
  • Monomer constituents ethylenically unsaturated hydrophobically modified monomers (c) which may be selected from the group consisting of polyethoxylated cetyl (meth) acrylate, polyethoxylated cetearyl (meth) acrylate, polyethoxylated stearyl (meth) acrylate,
  • Preferred polyacrylic acid polymers are the substances Carbomer and / or acrylates / Cl 0-30 alkyl acrylate crosspolymer known under the INCI designations. It is preferred if acrylates / C 10-30 alkyl acrylate crosspolymer is included in the cosmetic preparation.
  • the polyacrylic acid polymers are advantageously characterized in that these polyacrylic acid polymers have a viscosity of from 1500 to 10000 mPa ⁇ s at a temperature of 25 ° C. as 0.2% strength solutions in water after neutralization.
  • the measurement is carried out with a Brookfield RV viscometer, RV spindle 4 or RV spindle 5 (selection depending on the viscosity range), according to Lubrizol Test Procedure 430-I, Edition August, 2010.
  • Commercial products with a viscosity in the defined range include Carbopol 981 from Lubrizol , which has the INCI name Carbomer, and Pemulen TR-1 from Lubrizol, which has the INCI name Acrylates / C 10-30 alkyl acrylates
  • Crosspolymer has.
  • the total amount of the polyacrylic acid polymers in the cosmetic preparation is 0.02 to 2% by weight, preferably 0.05 to 1% by weight and particularly preferably 0.1 to 0.5% by weight, based on the total weight of the cosmetic preparation.
  • the cosmetic preparation contains no surfactants.
  • Surfactants are substances that are the surface tension of a liquid or the
  • surfactants are described as amphiphilic substances that can dissolve organic, nonpolar substances in water. They care, conditioned by their specific
  • Molecular structure with at least one hydrophilic and one hydrophobic part of the molecule for a reduction in the surface tension of the water, the wetting of the skin, the facilitation of dirt removal and dissolution, a gentle rinsing and - as desired - for foam control.
  • hydrophilic moieties of a surfactant molecule are mostly polar functional groups, for example -COO ⁇ -OSO3 2 ", -SO3", while the hydrophobic moieties are usually nonpolar hydrocarbon radicals.
  • Surfactants are generally classified according to the nature and charge of the hydrophilic part of the molecule. Here four groups can be distinguished:
  • Anionic surfactants generally have carboxylate, sulfate or sulfonate groups as functional groups. In aqueous solution, they form negatively charged organic ions in an acidic or neutral medium. Cationic surfactants are almost exclusively characterized by the presence of a quaternary ammonium group. In aqueous solution they form positively charged organic ions in an acidic or neutral environment. Amphoteric surfactants contain both anionic and cationic groups and behave accordingly in aqueous solution depending on the pH as anionic or cationic surfactants. They have a positive charge in a strongly acidic environment and a negative charge in an alkaline environment.
  • washing-active substances such as, for example, cationic surfactants, in particular quaternary ammonium compounds
  • a detergent substance is used in detergents, detergents, shampoos, shower gels and denotes the proportion the formulation that influences the washing or cleaning performance.
  • Substances increase the "solubility" of fat and dirt particles in water, which adhere to the laundry or the body
  • the surfactants may be of natural or synthetic origin.
  • the cosmetic preparation according to the invention is characterized in that it contains no emulsifiers.
  • Emulsifiers cause two immiscible liquids (for example, oil in water) to mix together to form an emulsion. Due to the amphiphilic character, they penetrate into the oil with their fat-soluble part. As a result of the hydrophilic part, the oil droplets that are now formed by stirring can be dispersed in the aqueous environment. "Primarily, emulsifiers have no detergent surfactants
  • emulsifiers can increase the foaming of a preparation, as well as improve the structural stability of the foam.
  • the cosmetic preparation of the present invention is contained in a pressure vessel according to the invention.
  • a propellant In this is next to the preparation of the invention, a propellant.
  • the blowing agents are the gases of the group propane, butane, isobutane, pentane, isopentane, dimethyl ether, nitrogen and carbon dioxide.
  • butane, isobutane and / or propane are selected as propellants.
  • chlorofluorocarbons which affect the environment.
  • pentane or iso-pentane is less preferred because they evaporate slowly due to the low boiling point after dispensing from the packaging and so the foaming is slower.
  • a less voluminous foam is obtained.
  • butane, isobutane and / or propane are contained and preferably no further blowing agents are contained.
  • the exclusive use of butane, isobutane and / or propane gives a more uniform pore size foam.
  • the mixing ratio of these gases varies depending on the pressure level, for example:
  • Pressure level 2.7 bar 60% by weight of butane, 20% by weight of propane and 20% by weight of isobutane;
  • Pressure level 3.0 bar 5.3% by weight of butane, 15.3% by weight of propane and 79.4% by weight of isobutane
  • Pressure level 3.5 bar 5% by weight of butane, 23% by weight of propane and 72% by weight of isobutane
  • the pressure stages are preferably 2.7 bar, 3.0 bar and 3.5 bar. Particularly preferred are the pressure levels 3.0 bar and 3.5 bar.
  • pressure level refers to the pressure below that at 20 ° C
  • Inventive cosmetic preparation is stored or filled with the corresponding propellant gas or propellant gas mixture in the pressure vessel.
  • the cosmetic preparation is characterized in that it has at least a melting range between 35 ° C and 42 ° C according to DSC. Another melting range or multiple melting ranges may be outside this temperature range.
  • DSC Densilic Thermal Scanning Calorimetry
  • DSC is a thermal method for measuring emitted / absorbed heat quantity of a sample during isothermal operation, heating or cooling (see DIN 53765: 1994-03, DIN 51007: 1994-06, ASTM E 474-80, ASTM D 3418-15).
  • DSC is a comparative measurement method that enables the determination of heat quantities of physical and chemical processes. When a material changes its physical state, such as melting or transforming one crystal form into another, or when it chemically reacts, heat is absorbed or released. These amounts of heat can be measured quantitatively with the help of DSC. The method runs cyclically, so that after the first heating curve, a defined cooling takes place and then the sample is heated again in the specified temperature range.
  • the melting range of the cosmetic preparation between 35 ° C and 42 ° C according to DSC is in the range determined in the first heating curve. If the cosmetic preparation has at least a melting range between 35 ° C. and 42 ° C. according to DSC, it has been found that the preparation is particularly effective on wet skin and leaves a wax film there after the preparation has been rinsed off. Therefore, the deposition of the lipids is particularly effective in the presence of at least one melting range between 35 ° C and 42 ° C.
  • the cosmetic preparation according to the invention is advantageous thereby
  • Total amount of fatty alcohols having 6 to 22 carbon atoms 2 wt .-% to 9% by weight, based on the total weight of the cosmetic preparation is.
  • the fatty alcohols are preferably selected having 6 to 22 carbon atoms selected from the group of linear fatty alcohols, especially Myristylalkool (C14H30O), cetyl alcohol (C16H34O), stearyl alcohol (3 Ci8H 8 ⁇ ) and mixtures of these, such as
  • Cetearyl If mixtures of fatty alcohols are used, in particular myristyl alcohol, cetyl alcohol and stearyl alcohol are contained in the preparation according to the invention. In this case, it is particularly preferred if the proportion by weight of fatty alcohols having 14 carbon atoms in comparison to the proportions by weight of fatty alcohols having more than 14 carbon atoms is 1: 3 to 1: 8.
  • the cosmetic preparation additionally contains one or more oils which can contribute to the care of the skin.
  • oils are defined as water-insoluble organic compounds which are liquid at 20 ° C and 1013 HPa. Insoluble in water means that the solubility of the respective substance at 20 ° C is less than 0, 1 g / 100g.
  • the cosmetic preparation may contain inter alia one or more hydrocarbon oils selected from the group of mineral oil, paraffin and isoparaffinol.
  • paraffinol and / or isoparaffinol are contained in the cosmetic preparation
  • the total proportion of these oils is advantageously from 0.5 to 15% by weight, based on the total weight of the cosmetic preparation.
  • Paraffinol and / or isoparaffinol are preferably used in combination with the wax Cera microcrystalline, wherein the proportion by weight of paraffinol and / or isoparaffinol in relation to Cera microcrystalline is preferably 1: 1 to 1: 3.
  • the cosmetic preparation contains one or more vegetable oils selected from the group evening primrose oil, rice bran oil,
  • coconut oil almond oil, walnut oil, peach kernel oil, apricot kernel oil, avocado oil, tea tree oil, soybean oil, sesame oil, sunflower oil, tsubaki oil, palm kernel oil, mango kernel oil, meadowfoam seed oil, thistle oil, macadamia nut oil, grapeseed oil, amaranth seed oil, argan oil, bamboo oil, olive oil, wheat germ oil, pumpkin seed oil , Mallow oil, hazelnut oil, safflower oil, canola oil, sasanqua oil, liquid shea butter oil (INCI: Butyrospermum Parkii (Shea Butter) Oil), jojoba oil and rambutan oil.
  • avocado oil tea tree oil, soybean oil, sesame oil, sunflower oil, tsubaki oil, palm kernel oil, mango kernel oil, meadowfoam seed oil, thistle oil, macadamia nut oil, grapeseed oil, amaranth seed oil, argan oil, bamboo oil, olive oil, wheat germ oil,
  • the total content in the cosmetic preparation is advantageously 0.5 to 5% by weight.
  • the skin feels particularly soft after application of the preparation according to the specified method. Furthermore, there is a foam that is particularly easy to distribute on the skin. After use, the skin tenses little and the skin feels particularly well-groomed.
  • the preparation according to the invention is characterized in that no particulate substances are present.
  • particulate substances such as those used in Pickering emulsions, for example, much more dimensionally stable foams are obtained.
  • the foams are perceived as better on the wet skin and washable washable.
  • the cosmetic preparation according to the invention may contain glycerol. It is inventively preferred if glycerol in a proportion of 3 wt .-% to 16 wt .-%, based on the total weight of the cosmetic preparation is included.
  • the cosmetic preparation according to the invention contains phenoxyethanol, hydroxyacetophenones and / or ethylhexylglycerol for preservation.
  • Total weight of the cosmetic preparation is.
  • the cosmetic preparation contains hydroxyacetophenones, it is advantageous according to the invention if the proportion of hydroxyacetophenones is from 0.01% by weight to 0.5% by weight, based on the total weight of the cosmetic preparation. If the cosmetic preparation contains ethylhexylglycerol, it is advantageous according to the invention if the proportion of ethylhexylglycerol is from 0.1% by weight to 2% by weight, based on the total weight of the cosmetic preparation.
  • the cosmetic preparation contains water in a proportion of 40% by weight to 80% by weight, preferably in a proportion of 50% by weight to 70% by weight, based on the total weight of the cosmetic preparation , contains.
  • the cosmetic preparation according to the invention comprises one or more active substances selected from the group of the compounds gylcyrrhetinic acid, urea, arctiin, alpha-lipoic acid, folic acid, phytoene, D-biotin, coenzyme Q10,
  • Hyaluronic acid alpha-glucosylrutin, carnitine, carnosine, caffeine, natural and / or synthetic isoflavonoids, glyceryl glucose, creatine, creatinine, taurine, beta-alanine and / or licochalcone A, panthenol, tocopherol, tocopherol acetate, vitamin C, vitamin C derivative, glycyrrhiza Includes inflata root extract, magnolia extract, aloe vera.
  • the cosmetic preparation according to the invention is advantageously characterized in that it has a viscosity in the range from 1000 mPas to 10000 mPas, preferably 2000 mPas to 8000 mPas, and particularly preferably 1500 mPas to 5000 mPas at 25 ° C. It was particularly surprising that a preparation with such a high viscosity can be foamed and a particularly fine-pored and structurally stable foam is obtained.
  • the viscosity of the cosmetic preparation according to the invention is determined as follows: Measurement at 25 ° C. in 150 ml rolled edge glass by means of Rheomat R 123 from the company proRheo.
  • the Rheomat R 123 from proRheo GmbH is a rotational viscometer, i. one
  • Measuring body rotates in the substance to be measured. It measures the force needed to rotate the sample in the sample at a given speed. From this torque, the speed of the measuring body and the geometric dimensions of the measuring system used, the viscosity is calculated.
  • the measuring body No. 1 (Article No. 200 0191) suitable for a viscosity range from 500 to 9000 mPas, speed range 62.5 min -1 , is used as the measuring body.
  • the cosmetic preparation has a pH in the range from 5 to 7.5.
  • the cosmetic product of the invention is first mixed by shaking the pressure vessel and then removed via the sampling valve and applied to wet skin. Upon removal from the pressure vessel, a foam or a foamed cosmetic preparation is obtained.
  • the pressure vessel with removal valve the usual known for cosmetic purposes aerosol can systems can be used.
  • the pressure vessel to an inner riser, which is connected within the pressure vessel with the extraction valve, so that upon actuation of the extraction valve, the preparation with the
  • Removal valve is removed.
  • the riser touches at least a portion of the bottom of the pressure vessel.
  • Cosmetic preparations according to the invention having a viscosity in the range of
  • 1000mPa-s to 10000 mPa-s preferably 2000 mPa-s to 8000mPa-s, and more preferably 1500 mPa-s to 5000 mPa-s at 25 ° C could surprisingly well by the use of an aerosol can system comprising a pressure vessel with bleed valve and a be foamed inside the riser.
  • an inner riser By using an inner riser, a surprisingly uniform foam could be obtained at the present viscosity.
  • An example of a suitable foam head is the APTAR Accessories Foam Upright S25 Foam.
  • the cosmetic products of the present invention are advantageously prepared according to the invention as follows.
  • the cosmetic preparation is obtained through the following steps:
  • waxes and optionally other lipids such as oils or fatty alcohols, at 80 ° C.
  • the cosmetic product is obtained in which the cosmetic preparation is filled together with propellants in the pressure vessel.
  • polyacrylic acid polymers are usually first predispersed in a lipid, for example an oil, before they are dispersed in water. Due to the fact that according to the invention advantageously the polyacrylic acid polymers directly without lipids in water are dispersed, an increased deposition of lipids is possible when using the preparation on wet skin.
  • Examples Bsp. 1, Bsp. 2, Bsp. 3, Bsp. 4 and Bsp. 5 represent inventive examples.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
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  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Emergency Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Dermatology (AREA)
  • Dispersion Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Cosmetics (AREA)

Abstract

La présente invention concerne un produit cosmétique exempt de tensioactif comportant un récipient sous pression muni d'une vanne de prélèvement contenant au moins 8 % en poids d'une ou de plusieurs cires et des polymères d'acide polyacrylique. Le récipient sous pression contient en outre au moins un propulseur moussant et/ou extrayant la composition.
EP18715517.1A 2017-03-21 2018-03-20 Mousse cosmétique contenant des cires et polymères d'acide polyacrylique Withdrawn EP3600222A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017204709.7A DE102017204709A1 (de) 2017-03-21 2017-03-21 Kosmetischer Schaum enthaltend Wachse und Polyacrylsäurepolymere
PCT/EP2018/056943 WO2018172315A1 (fr) 2017-03-21 2018-03-20 Mousse cosmétique contenant des cires et polymères d'acide polyacrylique

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EP3600222A1 true EP3600222A1 (fr) 2020-02-05

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US (1) US20200069540A1 (fr)
EP (1) EP3600222A1 (fr)
DE (1) DE102017204709A1 (fr)
WO (1) WO2018172315A1 (fr)

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DE102018212458A1 (de) * 2018-07-26 2020-01-30 Beiersdorf Ag Mineralöl- und Emulgatorfreie Zubereitung

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030211069A1 (en) * 2002-05-09 2003-11-13 The Procter & Gamble Company Rinsable skin conditioning compositions
DE102004002997A1 (de) * 2004-01-19 2005-08-04 Beiersdorf Ag Dünnflüssige W/O Emulsionen ohne O/W-Emulgatoren
US8128947B2 (en) * 2005-10-11 2012-03-06 Dpt Laboratories, Ltd. Surfactant-free dispersions, compositions, and use in topical formulations
ES2382110T3 (es) 2007-05-10 2012-06-05 Neubourg Skin Care Gmbh & Co. Kg Formulaciones de espuma exentas de tensioactivo
CA2723560C (fr) * 2008-05-06 2017-02-28 Unilever Plc Compositions de gels de douche substantiellement exemptes de surfactant renfermant des agents benefiques hydrophiles et hydrophobes, et methodes servant a ameliorer le depot
PL2335675T3 (pl) 2009-12-10 2015-08-31 Neubourg Skin Care Gmbh & Co Kg Wolne od emulgatorów, stabilizowane polimerem formulacje pianki
DE102011085500A1 (de) * 2011-10-31 2013-05-02 Beiersdorf Ag Kosmetische oder dermatologische Zubereitungen zur Applikation auf nasser Haut
DE102013217244A1 (de) * 2013-08-29 2015-03-05 Beiersdorf Ag Emulgatorfreie, hautkonditionierende und wirkstoffhaltige kosmetische oder dermatologische Zubereitung

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DE102017204709A1 (de) 2018-09-27
US20200069540A1 (en) 2020-03-05

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