WO2018076355A1 - Composition cosmétique contenant des microbilles de cire - Google Patents

Composition cosmétique contenant des microbilles de cire Download PDF

Info

Publication number
WO2018076355A1
WO2018076355A1 PCT/CN2016/104088 CN2016104088W WO2018076355A1 WO 2018076355 A1 WO2018076355 A1 WO 2018076355A1 CN 2016104088 W CN2016104088 W CN 2016104088W WO 2018076355 A1 WO2018076355 A1 WO 2018076355A1
Authority
WO
WIPO (PCT)
Prior art keywords
composition
wax
skin
weight
cosmetic composition
Prior art date
Application number
PCT/CN2016/104088
Other languages
English (en)
Inventor
Jiejin LIU
Hui Liu
Original Assignee
L'oreal
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 L'oreal filed Critical L'oreal
Priority to PCT/CN2016/104088 priority Critical patent/WO2018076355A1/fr
Publication of WO2018076355A1 publication Critical patent/WO2018076355A1/fr

Links

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
    • A61K8/18—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
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241—Containing particulates characterized by their shape and/or structure
    • 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
    • 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
    • A61K8/927—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof of insects, e.g. shellac
    • 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
    • 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
    • A61K2800/28—Rubbing or scrubbing compositions; Peeling or abrasive compositions; Containing exfoliants
    • 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
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41—Particular ingredients further characterized by their size
    • A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns
    • 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
    • A61Q19/10—Washing or bathing preparations

Definitions

  • the present invention relates to cleansing and/or exfoliating compositions that are useful for personal skin care.
  • the skin is the protective barrier for the human body. It protects the interior of the body from physical injury (such as trauma) and biological injury (such as bacteria, viruses or fungi) .
  • the skin of the human body comprises the dermis and the epidermis.
  • the epidermis is the top most layer of the skin, and its superficial layer is called the stratum corneum.
  • the stratum corneum or horny layer, is normally made up of 10 to 30 layers of dead cells. These cells are constantly being replaced by new cells from below. It is estimated that in adult skin it takes about a month for the stratum corneum to be completely replaced by new cells. The replacement time increases with aging, until around 120-150 days. The longer it takes to replace the dead cells, the more layers of dead cells accumulate.
  • hydrocarbon wax beads are relatively large in size, notably 300 to 2000 ⁇ m, and tend to be soft in cleansing or exfoliating formula, which is not desired;
  • compositions with the properties mentioned above, and meanwhile which are gentle to the skin, i.e., do not cause redness, irritation, or inflammation on skin.
  • compositions having the desired properties as described above by combining a specific polymer with wax beads having a specific defined size.
  • the present invention relates to a composition (also called “the composition of the invention” ) comprising, in an aqueous phase:
  • wax beads having a median particle size by volume Dv50 ranging from 50 micrometers to 300 micrometers, and wherein said wax has a melting point greater than or equal to 60°C.
  • composition of the invention is able to deliver a gentle massage to skin, without any harsh feeling. It may be daily used as a facial or body cleanser and/or exfoliating composition. Moreover, the composition of the invention is stable without softening over time and/or temperature change. By stable, it is meant that the composition does not undergo any significant change in its structure or properties for at least one month after its manufacture and especially for at least two months after its manufacture.
  • the wax beads of the invention are useful for cleansing the skin, and present a desired size and shape, which is favored by the consumers.
  • the present invention also relates to a cosmetic composition for cleansing and/or exfoliating the skin (also called “the cosmetic composition of the invention” ) comprising the composition as defined above, and at least one surfactant chosen from anionic surfactants, nonionic surfactants, amphoteric surfactants, zwitterionic surfactants and their mixtures.
  • a cosmetic composition for cleansing and/or exfoliating the skin also called “the cosmetic composition of the invention”
  • the cosmetic composition of the invention comprising the composition as defined above, and at least one surfactant chosen from anionic surfactants, nonionic surfactants, amphoteric surfactants, zwitterionic surfactants and their mixtures.
  • Such a cosmetic composition is a rinse off product.
  • a cosmetic composition is applied on skin (i.e. face and/or body) , and then rinsed.
  • the median particle size by volume Dv50 as disclosed in the present invention is a parameter for particle size distribution, referring to the maximum particle diameter below which 50%of the sample volume exists (see in A Basic Guide To Particle Characterization, page 10, published by Malvern Instruments Limited in 2012) .
  • the particle size by volume Dv50 of the wax beads may be measured by static light scattering using a commercial granulometer such as the MasterSizer 3000 machine from Malvern.
  • the data are processed on the basis of the Mie scattering theory.
  • This theory which is exact for isotropic particles, makes it possible to determine, in the case of non-spherical particles, an "effective" particle diameter. This theory is especially described in the publication by Van de Hulst, H.C., "Light Scattering by Small Particles, " Chapters 9 and 10, Wiley, New York, 1957.
  • composition of the invention comprises, in an aqueous phase:
  • wax beads having a median particle size by volume Dv50 ranging from 50 micrometers to 300 micrometers, and wherein said wax has a melting point greater than or equal to 60°C.
  • the copolymer a) is made of a C 10 -C 30 alkyl acrylate and of acrylic or methacrylic acid, crosslinked with an allyl ether of sucrose or an allyl ether of pentaerythritol.
  • the proportion of acrylic or methacrylic acid present in the copolymer may range from 50 to 99%by weight, preferably from 90 to 98%by weight, and the proportion of C 10 -C 30 alkyl acrylate may range from 50 to 1%by weight, preferably from 10 to 2%by weight.
  • the copolymer used in the present invention is preferably chosen from those marketed under the names Pemulen TM TR1, Pemulen TM TR2 and Ultrez 21 Polymer by Lubrizol.
  • the copolymer used in the present invention is preferably present in an amount ranging from 0.1%to 1%by weight, more preferably from 0.2%to 0.8%by weight of the total weight of the composition.
  • composition of the invention further comprises wax beads b) .
  • they are present in an amount ranging from 1%to 30%by weight, preferably from 2%to 10%by weight of the total weight of the composition.
  • the wax beads b) present a median particle size by volume Dv50 ranging from 50 micrometers to 300 micrometers.
  • the median particle size by volume Dv50 of the wax beads of the invention range from 50 micrometers to 300 micrometers, preferably from 100 micrometers to 200 micrometers.
  • the wax used for the beads b) has a melting point greater than or equal to 60°C.
  • the waxes under consideration in the context of the present invention are generally deformable or nondeformable solid lipophilic compounds at ambient temperature (25°C) which exhibit a reversible solid/liquid change in state and which have a melting point of greater than or equal to 60°C, which can range up to 200°C and in particular up to 120°C.
  • the melting point corresponds to the temperature of the most endothermic peak observed in thermal analysis (DSC) as described in the standard ISO 1 1357-3; 1999.
  • the melting point of the wax can be measured using a differential scanning calorimeter (DSC) , for example the calorimeter sold under the name MDSC 2920 by TA Instruments.
  • the measurement protocol is as follows:
  • a sample of 5 mg of wax placed in a crucible is subjected to a first temperature rise ranging from -20°C to 100°C, at a heating rate of 10°C/minute, it is then cooled from 100°C to -20°C at a cooling rate of 10°C/minute and finally it is subjected to a second temperature rise ranging from -20°C to 100°C, at a heating rate of 5°C/minute.
  • the variation in the difference in power absorbed by the empty crucible and by the crucible containing the sample of wax is measured as a function of the temperature.
  • the melting point of the wax is the value of the temperature corresponding to the tip of the peak of the curve representing the variation in the difference in power absorbed as a function of the temperature.
  • the waxes capable of being used in a composition according to the invention are chosen from waxes of animal, vegetable, mineral or synthetic origin and their mixtures which are solid at ambient temperature and which have a melting point greater than or equal to 60°C. They can be hydrocarbon, fluorinated and/or silicone waxes.
  • hydrocarbon waxes such as natural beeswax (or bleached beeswax) such as that sold under the reference SP 453 P by Strahl &Pitsch, synthetic beeswax, carnauba wax such as that sold under the reference SP 63 (#1 Flakes NF) by Strahl &Pitsch, rice bran wax such as that sold under the reference NC 1720 by Cera Guatemala Noda, candelilla wax such as that sold under the reference SP 75 G by Strahl &Pitsch, microcrystalline waxes such as, for example, the microcrystalline waxes having a melting point of greater than 85°C, such as the products 1070, 1080, 1090 and 3080 sold by Nippon Seiro, or fluorinated waxes.
  • hydrocarbon waxes such as natural beeswax (or bleached beeswax) such as that sold under the reference SP 453 P by Strahl &Pitsch, synthetic beeswax, car
  • silicone waxes having from 16 to 45 carbon atoms, and preferably C 30-45 alkyl dimethicone such as that sold under the reference SF1642 by Momentive Performance Materials, or the silicone compound of the following formula:
  • R is – (CH 2 ) n CH 3
  • n is an integer from 30 to 45, such as that sold under the reference SW-8005 C30 resin wax by Dow Corning (INCI name: C 30-45 alkyldimethylsilyl polypropylsilsesquioxane) .
  • the wax having a melting point greater than or equal to 60°C is chosen from beeswax, candelilla wax, carnauba wax, C 30-45 alkyl dimethicone and the silicone compound of the following formula:
  • R is – (CH 2 ) n CH 3 , and n is an integer from 30 to 45.
  • the copolymer a) and the wax beads b) are comprised in an aqueous phase.
  • Said aqueous phase is preferably present in an amount ranging from 70%to 99%by weight, more preferably from 80%to 97%by weight of the total weight of the composition.
  • the aqueous phase is a continuous aqueous phase.
  • the aqueous phase includes water.
  • the aqueous phase may also comprise at least one organic solvent miscible with water (at room temperature -25°C) such as for example monoalcohols having from 2 to 6 carbon atoms such as ethanol, isopropanol; polyols notably having from 2 to 20 carbon atoms, preferably from 2 to 10 carbon atoms, and preferentially having from 2 to 6 carbon atoms, such as glycerol, propylene glycol, butylene glycol, pentylene glycol, hexylene glycol, caprylylglycol, dipropylene glycol, diethylene glycol; glycol ethers (notably having from 3 to 16 carbon atoms) such as mono-, di-or tri-propylene glycol (C 1 -C 4 ) alkyl ethers, mono-, di-or tri-ethylene glycol (C 1 -C 4 ) alkyl ethers and mixtures thereof.
  • organic solvent miscible with water at room temperature -25°C
  • the aqueous phase of the composition of the invention comprises water and a polyol, preferably glycerol or propylene glycol, or a monoalcohol, preferably ethanol.
  • a polyol preferably glycerol or propylene glycol
  • a monoalcohol preferably ethanol
  • the amount of water in the compositions according to the invention ranges from 70%to 99%by weight, preferably from 85%to 95%by weight relative to the total weight of the composition.
  • the present invention relates to a composition for cleansing keratin materials, in particular the skin, comprising, in an aqueous phase:
  • wax beads having a median particle size by volume Dv50 ranging from 50 micrometers to 300 micrometers, and wherein said wax has a melting point greater than or equal to 60°C, wherein the wax is selected from the group consisting of beeswax, candelilla wax, carnauba wax, C 30-45 alkyl dimethicone and the silicone compound of the following formula:
  • R is – (CH 2 ) n CH 3 , and n is an integer from 30 to 45.
  • the present invention also relates to a process for preparing the composition as described above, comprising the following steps:
  • Such a process of the invention is easy to perform, and without issues such as dust generated during production.
  • the present invention also relates to a composition for cleansing and/or exfoliating keratin materials, in particular the skin ( “cosmetic composition” ) , comprising the composition of the invention as described above, and at least one surfactant chosen from anionic surfactants, nonionic surfactants, amphoteric surfactants, zwitterionic surfactants and their mixtures.
  • the anionic surfactant means a surfactant comprising, as ionic or ionizable groups, only anionic groups.
  • alkyl sulfates alkyl ether sulfates, alkylamido ether sulfates, alkylaryl polyether sulfates, monoglyceride sulfates, alkylsulfonates, alkylamidesulfonates, alkylarylsulfonates, ⁇ -olefin sulfonates, paraffin sulfonates, alkyl sulfosuccinates, alkyl ether sulfosuccinates, alkylamide sulfosuccinates, alkyl sulfoacetates, acylsarcosinates, acylglutamates, alkyl sulfosuccinamates, acylisethionates and N-acyltaurates, polyglycoside polycarboxylic acid and alkyl monoester salts, acyl lactylates, salts of D-galact
  • alkyl-D-galactoside-uronic acids and their salts and also of polyoxyalkylenated (C 6-24 ) alkyl ether carboxylic acids, polyoxyalkylenated (C 6-24 ) alkyl (C 6-24 ) aryl ether carboxylic acids, polyoxyalkylenated (C 6- 24 )alkylamido ether carboxylic acids and salts thereof, especially those containing from 2 to 50 ethylene oxide units, and mixtures thereof.
  • the anionic surfactant (s) When the anionic surfactant (s) are in salt form, they may be chosen from alkali metal salts such as the sodium or potassium salt and preferably the sodium salt, ammonium salts, amine salts and in particular amino alcohol salts or alkaline-earth metal salts such as the magnesium salts.
  • alkali metal salts such as the sodium or potassium salt and preferably the sodium salt, ammonium salts, amine salts and in particular amino alcohol salts or alkaline-earth metal salts such as the magnesium salts.
  • amino alcohol salts that may especially be mentioned include monoethanolamine, diethanolamine and triethanolamine salts, monoisopropanolamine, diisopropanolamine or triisopropanolamine salts, 2-amino-2-methyl-1-propanol salts, 2-amino-2-methyl-1, 3-propanediol salts and tris (hydroxymethyl) aminomethane salts.
  • Nonionic surfactants which may be mentioned include oxyalkylenated (more particularly polyoxyethylenated) esters of fatty acids and of glycerol; oxyalkylenated esters of fatty acids and of sorbitan; oxyalkylenated (oxyethylenated and/or oxypropylenated) esters of fatty acids, such as the PEG-100 stearate/glyceryl stearate mixture sold, for example, by ICI under the name Arlacel 165; oxyalkylenated (oxyethylenated and/or oxypropylenated) ethers of fatty alcohols; esters of sugars, such as sucrose stearate; ethanolamine and its derivatives, such as cocamide MEA; or ethers of fatty alcohol and of sugar, in particular alkyl polyglucosides (APGs) , such as decyl glucoside and lauryl glucoside, sold, for example,
  • amphoteric or zwitterionic surfactants that may be used in the present invention may especially be derivatives of optionally quaternized aliphatic secondary or tertiary amines, in which derivatives the aliphatic group is a linear or branched chain comprising from 8 to 22 carbon atoms, the said amine derivatives containing at least one anionic group, for instance a carboxylate, sulfonate, sulfate, phosphate or phosphonate group.
  • R a represents a C 10 -C 30 alkyl or alkenyl group derived from an acid R a COOH preferably present in hydrolysed coconut oil, or a heptyl, nonyl or undecyl group;
  • ⁇ R b represents a ⁇ -hydroxyethyl group
  • ⁇ R c represents a carboxymethyl group
  • ⁇ B represents the group -CH 2 CH 2 OX'
  • ⁇ X' represents the group -CH 2 COOH, CH 2 COOZ', -CH 2 CH 2 COOH, -CH 2 CH 2 COOZ', or a hydrogen atom
  • ⁇ Y' represents the group -COOH, -COOZ', the group -CH 2 CHOHSO 3 H or the group -CH 2 CHOHSO 3 Z',
  • ⁇ Z' represents an ion resulting from an alkali metal or alkaline earth metal, such as sodium, an ammonium ion or an ion resulting from an organic amine,
  • R a' represents a C 10 -C 30 alkyl or alkenyl group of an acid R a' COON preferably present in coconut oil or in hydrolysed linseed oil, an alkyl group, especially of C 17 and its iso form, or an unsaturated C 17 group.
  • amphoteric or zwitterionic surfactants mentioned above, use is preferably made of (C 8 -C 20 ) alkylbetaines such as cocoylbetaine (or cocobetaine) , and (C 8 -C 20 ) alkylamido (C 3 -C 8 ) alkylbetaines such as cocamidopropylbetaine, and mixtures thereof. More preferentially, the amphoteric or zwitterionic surfactant (s) are chosen from cocamidopropylbetaine and cocobetaine.
  • the amount of surfactant (s) in the cosmetic composition according to the invention ranges from 0.1%to 30%by weight, preferably from 5%to 25%by weight, relative to the total weight of the composition.
  • the cosmetic composition of the present invention may further comprise at least one additive.
  • a person skilled in the art can adjust the type and amount of additives present in the compositions according to the invention by means of routine operations, so that the desired cosmetic properties and stability properties for these compositions are not affected by the additives.
  • Said additive may be chosen from thickeners, colorants and preservatives.
  • the thickeners may advantageously be chosen from xanthan, guar, hydroxypropyl guar, scleroglucan, methyl cellulose, ethyl cellulose (available as ) , hydroxyethyl cellulose carboxymethyl cellulose, hydroxypropylmethyl cellulose, microcrystalline cellulose, hydroxybutylmethyl cellulose, hydroxypropyl cellulose (available as ) , hydroxyethyl ethyl cellulose, cetyl hydroxyethyl cellulose (available as Plus 330) , N-vinylpyrolidone (available as ) , Acrylates/Ceteth-20 Itaconate Copolymer (available as 3001) , hydroxypropyl starch phosphate (available as ZEA) , polyethoxylated urethanes or polycarbamyl polyglycol ester (e.g.
  • PEG-150/Decyl/SMDI copolymer e.g. 44
  • PEG-150/Stearyl/SMDI copolymer available as 46
  • trihydroxystearin available as )
  • acrylates copolymer e.g. available as 33
  • hydrophobically modified acrylate copolymers e.g.
  • acrylates/steareth-20 methacrylate copolymer available as 22
  • acrylates/steareth-20 methacrylate crosspolymer available as 88
  • acrylates/vinyl neodecanoate crosspolymer available as 38
  • acrylates/beheneth-25 methacrylate copolymer available as 28
  • acrylates/C 10-30 alkyl acrylate crosspolymer available as ETD 2020
  • the colorants may be chosen from pigments, dyes and nacres.
  • Pigments include white or colored particles, mineral or organic, intended for coloring and/or opacifying the resultant product.
  • pigments or nacres if present, are present in an amount ranging from 0.01 to 30%by weight, more preferably from 0.01 to 20%by weight relative to the total weight of the composition.
  • the preservatives may be chosen from propyl p-hydroxybenzoate (propyl paraben) , methyl p-hydroxybenzoate (methyl paraben) , butyl p-hydroxybenzoate (butyl paraben) and phenoxyethanol.
  • composition according to the invention may be applied by any means enabling a uniform distribution, in particular using a finger, or a cotton ball, a rod, a brush, gauze, or a spatula, and can be removed by rinsing with water.
  • composition of the invention may be implemented so as to improve the general state of the epidermis, in particular the skin.
  • the present invention also relates to a method for cleansing and/or exfoliating keratin materials, in particular the skin, comprising the application to the keratin materials, in particular the skin, of the cosmetic composition according to the invention.
  • the invention also relates to the use of the cosmetic composition according to the invention for cleansing and/or exfoliating keratin materials, in particular the skin.
  • Example 1 Preparation of a composition according to the present invention
  • composition 1 according to the invention was prepared according to the amounts given in table 1 hereafter.
  • the invention formula was prepared following the steps of:
  • phase A2 mix the aqueous phase A2, then disperse phase A1 into phase A2, and heat to a temperature greater than 60°C;
  • melt phase B by heating to 80°C, until totally melting
  • phase B into the mixture of phases A1 and A2, homogenize for 10 ⁇ 15 min, then cool down to 35°C.
  • Example 2 Preparation of a cosmetic composition according to the present invention and a comparative cosmetic composition
  • a cosmetic composition 2 according to the invention and a comparative cosmetic composition 2’ were prepared according to the amounts given in table 2 hereafter.
  • the invention formula was prepared following a conventionally known method for preparing cosmetic compositions.
  • Example 3 Evaluation of the properties of the cosmetic composition of the invention and a comparative cosmetic composition
  • Cosmetic composition 2 according to the invention and Comparative cosmetic composition 2’of example 2 above were evaluated.
  • the stability was measured after storage during one month at 4°C, 25°C (room temperature or RT) , 40°C or 45°C.
  • Stability tests are also performed under sun test and during several cycles.
  • Stability under sun test was performed by leaving the cosmetic composition of the invention in a Suntest CPS+ produced by Atlas for 24 hours.
  • Cycle stability test was performed at a cycle of -20°C to 20°C every 24 hours, for 10 days.
  • the parameter is occupation percentage of dark pixels.
  • Sebollution is a water-in oil-emulsion with 30%by weight of charcoal and iron oxide.
  • the oil phase contains oleic acid and squalene as well.
  • the cleanser as mentioned above is a conventional cleansing product sold under the name Yuesai Hydrate/Silver Ear Water-Hold Cleansing Milk.
  • the mildness of the compositions was evaluated using zein test.
  • Zein is a yellow corn protein, similar to keratin present in the skin, with limited solubility in water. It is denatured (solubilized) by the surfactants. The ability of surfactants to denature and solubilize zein has been linked to their skin-irritation potential. The absorption correlates with the solubility of the zein protein which in turn can be considered as a measure of the irritation potential or the harshness of a composition.
  • the harshness of the analyzed compositions was graded and compared using a 1.5 %solution of sodium laurate sulfate (SLS) as a positive control. The harshness data for the samples is expressed in terms of percentage of the SLS score.
  • SLS sodium laurate sulfate
  • Cosmetic composition 2 of the invention allows a much higher removability of dust than Comparative cosmetic composition 2’. Moreover, Cosmetic composition 2 of the invention is stable, and is gentle to the skin.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Insects & Arthropods (AREA)
  • Zoology (AREA)
  • Dermatology (AREA)
  • Cosmetics (AREA)

Abstract

L'invention concerne une composition comprenant, dans une phase aqueuse : a) un copolymère d'un acrylate d'alkyle en C 10-C 30 et d'acide acrylique ou méthacrylique, réticulé avec un éther d'allyle de saccharose ou un éther d'allyle de pentaérythritol ; et b) des billes de cire possédant une taille de particule médiane en volume Dv50 allant de 50 micromètres à 300 micromètres, et la cire possédant un point de fusion supérieur ou égal à 60° C. La composition peut être incorporée dans une composition cosmétique de nettoyage et/ou d'exfoliation.
PCT/CN2016/104088 2016-10-31 2016-10-31 Composition cosmétique contenant des microbilles de cire WO2018076355A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/104088 WO2018076355A1 (fr) 2016-10-31 2016-10-31 Composition cosmétique contenant des microbilles de cire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/104088 WO2018076355A1 (fr) 2016-10-31 2016-10-31 Composition cosmétique contenant des microbilles de cire

Publications (1)

Publication Number Publication Date
WO2018076355A1 true WO2018076355A1 (fr) 2018-05-03

Family

ID=62024286

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/104088 WO2018076355A1 (fr) 2016-10-31 2016-10-31 Composition cosmétique contenant des microbilles de cire

Country Status (1)

Country Link
WO (1) WO2018076355A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000040211A1 (fr) * 1999-01-04 2000-07-13 The Procter & Gamble Company Composition pour le conditionnement des cheveux comprenant un copolymere acide carboxylique/carboxylate ainsi que des particules visibles et cassables
US9259378B2 (en) * 2013-04-15 2016-02-16 Beiersdorf Ag Emulsifier-free, skin-conditioning cosmetic or dermatological preparation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000040211A1 (fr) * 1999-01-04 2000-07-13 The Procter & Gamble Company Composition pour le conditionnement des cheveux comprenant un copolymere acide carboxylique/carboxylate ainsi que des particules visibles et cassables
US9259378B2 (en) * 2013-04-15 2016-02-16 Beiersdorf Ag Emulsifier-free, skin-conditioning cosmetic or dermatological preparation

Similar Documents

Publication Publication Date Title
AU2020408132B2 (en) Surfactants for use in personal care and cosmetic products
JP5670013B2 (ja) ベタインを含む構造化組成物
CA2905476A1 (fr) Compositions nettoyantes
JP2009102296A (ja) ベタインを含む構造化組成物の製造および使用法
KR20220164723A (ko) 개인 관리 및 화장품 제품을 위한 계면활성제
US9272165B2 (en) Composition comprising a sucrose ester and a polyglycerol ester
CA2840145A1 (fr) Composition de soins personnels destines a reduire la surface de friction des fibres pileuses
JP2010189388A (ja) スクロースエステルとポリグリセロールエステルとを含む組成物
WO2016096267A1 (fr) Agent de traitement capillaire contenant au moins une protéine acide et au moins un sel
EP2812076A2 (fr) Agent de lavage capillaire conditionnant
EP1813252A1 (fr) Composition cosmétique pour la matage du cuir chevelu
AU2021310198B2 (en) Branched amino acid surfactants for personal care and cosmetic products
KR20100074058A (ko) 분지형 지방 알코올을 포함하는 희석 구조화 조성물
FR2939658A1 (fr) Composition moussante comprenant une gomme de guar modifiee
WO2018076355A1 (fr) Composition cosmétique contenant des microbilles de cire
EP3952821A1 (fr) Shampoing pour augmenter le volume des cheveux
JP7106261B2 (ja) ケラチン物質を洗浄するための組成物
WO2018158215A1 (fr) Gel aqueux moussant comprenant un dérivé de sulfate d'alkyle, un polyglucoside d'alkyle, un polyol et un acide organique
FR3013968A1 (fr) Composition de nettoyage moussante sous forme de gel aqueux comprenant un sulfoacetate d'alkyle, un sulfosuccinate, et un sel d'acide gras sulfonates
WO2021016729A1 (fr) Composition pour le nettoyage et/ou l'élimination du maquillage des matières kératiniques
CA2636297C (fr) Compositions structurees comprenant de la betaine et leurs procedes de preparation et d'utilisation
CN116322611A (zh) 保湿免冲洗卸妆组合物
WO2020021448A1 (fr) Composition de nettoyage de la peau contenant des gouttelettes d'huile visibles

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16919873

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16919873

Country of ref document: EP

Kind code of ref document: A1