EP0975308A2 - Compositions cosmetiques aqueuses - Google Patents

Compositions cosmetiques aqueuses

Info

Publication number
EP0975308A2
EP0975308A2 EP98938614A EP98938614A EP0975308A2 EP 0975308 A2 EP0975308 A2 EP 0975308A2 EP 98938614 A EP98938614 A EP 98938614A EP 98938614 A EP98938614 A EP 98938614A EP 0975308 A2 EP0975308 A2 EP 0975308A2
Authority
EP
European Patent Office
Prior art keywords
polymer
monomers
weight
monomer mixture
emulsion
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Withdrawn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
EP98938614A
Other languages
German (de)
English (en)
Inventor
Wolfgang Müller
Bernhard Schlarb
Harm Wiese
Ellen Pfrommer
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of EP0975308A2 publication Critical patent/EP0975308A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q3/00—Manicure or pedicure preparations
    • A61Q3/02—Nail coatings
    • 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

Definitions

  • the invention relates to the use of an emulsion polymer in aqueous cosmetic compositions, characterized in that the emulsion polymer is obtainable by emulsion polymerization of a monomer mixture A containing 50 to 100% by weight, based on the monomer mixture, of C 1 -C 18 alkyl (meth ) acrylates, vinyl esters, vinyl aromatics or mixtures thereof, in the presence of a polymer B which is composed of
  • Aqueous cosmetic compositions including nail polish compositions, are already known from EP-A-424 122.
  • the compositions described therein contain as an binder an emulsion polymer with a core / shell structure, the glass transition temperature of the (hydrophilic) shell being at least 10 ° C. lower than that of the core.
  • the nail polish compositions described show insufficient adhesion to substrates containing keratin, i.e. on fingernails.
  • EP-A-727 441 (O.Z. 0050/45626) emulsion polymers are known which can be obtained by polymerization in the presence of a protective polymeric colloid.
  • the object of the present invention was aqueous cosmetic compositions which have good adhesion to substrates containing keratin and which give films with good water resistance, good gloss, sufficient hardness and high transparency.
  • monomer used in the following stands for free-radically copolymerizable compounds with at least one ethylenically unsaturated group.
  • the emulsion polymer is preferably prepared by emulsion polymerization of the monomer mixture A) in the presence of a polymer B).
  • the polymer B) preferably consists of
  • the weights are based on polymer B).
  • Suitable monomers bi) can be acidic or anionic, basic or cationic or amphoteric monomers.
  • Anionic and cationic monomers can also be present simultaneously in polymer B), it being possible for one of the two types of monomers to be molar in excess, so that the dispersion produced thereby is anionic or cationic. This can e.g. then make sense if one of the two types of monomers brings about an additional advantage, such as improved adhesion or dispersion stability.
  • Anionic or acidic monomers are e.g. polymerisable carboxylic acid derivatives such as: (meth) acrylic acid, maleic acid and their anhydrides and half esters, fumaric acid and semi-ester, itaconic acid; unsaturated sulfonic acid derivatives such as: styrene sulfonic acid, vinyl sulfonic acid, 2-acrylamido-2-methyl-propane sulfanoic acid or their
  • Alcohols such as Butanediol monoacrylate or hydroxyethyl methacrylate.
  • Cationic or basic monomers are e.g. (Meth) acrylic acid esters or amides of amino alcohols, such as dialkylaminoalkyl (meth) acrylates or - (meth) acrylamides, such as N, N-dimethylaminoethyl (meth) acrylates, N, N-diethylaminoethyl-methacrylate, N, N-dimethylaminopropylacrylamide , Dialkylaminostyrole, such as N, N-dimethylaminostyrene and N, N-dimethylaminomethylstyrene, vinyl pyridines such as 4-vinyl pyridine and 2-vinyl pyridine, further
  • amphoteric monomers are N- (3 -sulfopropyl) -N-methacryloyloxyethyl-N, N-dimethylammonium betaine and N-carboxymethyl - N-methacryloyloxyethyl -N, N-dimethylammonium betaine.
  • Acid groups or tertiary amino groups can be converted into ionic groups by salt formation or quaternization reaction.
  • Examples of monomers b 2 ) (main monomers) include (meth) acrylic acid alkyl esters with a C 1 -C 9 -, in particular Ci-Ce-alkyl radical, such as methyl methacrylate, methyl acrylate, n-butyl acrylate, ethyl acrylate and 2-ethylhexyl acrylate , n-butyl methoxylot.
  • auryl or stearyl (meth) acrylate are also to be mentioned.
  • Vinyl esters of carboxylic acids with 1 to 20 C atoms are e.g. Vinyl laurate, stearate, vinyl propionate and vinyl acetate.
  • Suitable vinyl aromatic compounds are vinyl toluene, ⁇ - and p-methylstyrene, ⁇ -butylstyrene, 4-n-butylstyrene, 4-n-decylstyrene and preferably styrene.
  • the monomers b 2 ) are also preferably used in a mixture.
  • Vinyl aromatic compounds such as styrene are e.g. frequently used in a mixture with Ci-Cig-alkyl (meth) acrylates, in particular with Ci-C ⁇ -alkyl (meth) acrylates.
  • ethylenically unsaturated monomers b) are, for example, monomers containing hydroxyl groups, such as hydroxyalkyl (meth) acrylates, for example hydroxypropyl- or hydroxyethyl (meth) acrylate, amides or substituted amides of ethylenically unsaturated mono- or dicarboxylic acids, for example acrylamide, metrhacrylamide, N-methylolacrylamide , N-methylol methacrylamide, and the N-methylol acrylamides and N-methylol methacrylic amides etherified with Ci to C ⁇ -monohydric alcohols.
  • hydroxyalkyl (meth) acrylates for example hydroxypropyl- or hydroxyethyl (meth) acrylate
  • amides or substituted amides of ethylenically unsaturated mono- or dicarboxylic acids for example acrylamide, metrhacrylamide, N-methylol
  • Crosslinking monomers for example with two vinyl groups, can also be used, but polymer B preferably does not contain any crosslinking monomers or at most only small proportions of these monomers, for example below 0.2% by weight, based on polymer B.
  • Nitriles, vinyl halides and non-aromatic hydrocarbons should also be mentioned.
  • nitriles are acrylonitrile and methacrylonitrile. 5
  • the vinyl halides are chlorine, fluorine or bromine-substituted ethylenically unsaturated compounds, preferably vinyl chloride and vinylidene chloride.
  • Butadiene, isoprene and chloroprene, as well as ethylene, propylene and isobutylene may be mentioned as non-aromatic hydrocarbons with 2 to 8 carbon atoms and one or two olefinic double bonds. Non-aromatic hydrocarbons with two double bonds are less preferred main monomers for the preparation of the
  • the weight average molecular weight (M w ) of the polymer B) is preferably above 10,000, particularly preferably from 20,000 to 200,000 and very particularly preferably from 40,000 to 120,000 (determined by gel permeation chromatography, using polystyrene as standard and tetrahydrofuran as eluent).
  • the preparation of polymer B) can e.g. by substance polymerization, that is to say solvent-free or preferably by solution polymerization.
  • the polymers B) prepared by bulk or solution polymerization are preferred because the polymers are more uniform in structure and contain a built-in hydrophobic (oil-soluble) initiator.
  • Suitable solvents are e.g. those with a boiling point below 100 ° C. at 1 bar or those which form an azeotrope with water and which, if desired, can be easily removed by distillation from the aqueous polymer dispersion.
  • so-called film-forming aids such as butyl glycol, butyl digylcol or butoxypropanol, can also advantageously be used for solvents. A later addition of these tools can be superfluous.
  • solvents are Butanol, isobutanol, propanol, ethanol, methanol and methyl ethyl ketone.
  • the polymerization of the ethylenically unsaturated monomers can be carried out, for example, in a known manner by anionic or preferably free-radical polymerization, preferably in the presence of initiators.
  • radical initiators are azo biscarboxamides, azobiscarbonsitriles, peracid esters or peroxides.
  • the amount of the initiator is preferably 0.2 to 5, particularly preferably 0.5 to 3% by weight, based on the monomers.
  • the polymerization temperature is preferably 50 to 5 150 ° C, particularly preferably 80 to 130 ° C.
  • regulators for example mercaptoethanol, tertiary dodecyl mercaptan or diisopropylxanthogen sulfide, can also be added, preferably in amounts of 0 to 3% by weight, based on the monomers.
  • the preparation of polymer B) can e.g. also take place in one or more stages.
  • the monomers can be initially introduced or (preferably) metered in continuously.
  • the polymer B) is obtained as a dispersion or preferably solution in the organic solvent.
  • the solids content is preferably 50 to 95, in particular 60 to 85% by weight.
  • the polymer B) is then used as a protective colloid in the emulsion polymerization.
  • the polymer B) may be initially introduced into water and / or together ⁇ men with monomers to be polymerized during the Emulsionspoly- the polymerization of water are added.
  • the polymer B) can be in the form of its organic solution, e.g. in the case of solution polymerization, or also solvent-free, e.g. in the case of bulk polymerization. However, it can also first be converted into an aqueous dispersion or solution, solvent being optionally distilled off.
  • the acid groups or anhydride groups of the polymeric protective colloid are completely or partially converted into salt groups before or during the transfer into the aqueous phase, ie. h.neutralized.
  • Suitable neutralizing agents are on the one hand mineral bases such as sodium carbonate or potassium carbonate and ammonia, and on the other hand organic bases such as amino alcohols, in particular 2-amino-2-methyl-1-propanol (AMP), triethanolamine, triiso- propanolamine (TIPA), monoethanolamine, diethanolamine, tri [(2-hydroxy) 1-propyl] amine, 2-amino-2-methyl-1, 3-propanediol (AMPD) or 2-amino-2-hydroxymethyl, 1, 3 - Propanediol and diamines such as lysine.
  • mineral bases such as sodium carbonate or potassium carbonate and ammonia
  • organic bases such as amino alcohols, in particular 2-amino-2-methyl-1-propanol (AMP), triethanolamine, triiso- propanolamine (TIPA), monoethanolamine, diethanolamine, tri [(2-hydroxy) 1-propyl] amine, 2-amino-2-methyl-1, 3-propanediol (AMPD)
  • the conversion into salt groups is carried out before or during the addition of the polymer B) to the polymerization batch of the emulsion polymerization.
  • the proportion by weight of polymer B) is preferably 2 to 40 parts by weight, particularly preferably 5 to 25 parts by weight, based on 100 parts by weight of the polymer obtained by emulsion polymerization (i.e. sum of polymer B and monomer mixture A).
  • the monomers of the monomer mixture A) to be polymerized are essentially the monomers bi) to b 3 ) already mentioned above, with aliphatic hydrocarbons having 2 to 8 C atoms and two double bonds and as Monomers b 3 ) crosslinking monomers, such as butanediol diacrylate and divinylbenzene, are also suitable.
  • the monomer mixture A) preferably consists of 0 to 100, particularly preferably 40 to 100% by weight of the monomers b) (main monomers).
  • Monomers bi) can, but do not have to, be used at the same time, but their proportion is generally in each case less than 10% by weight, preferably less than 5% by weight and particularly preferably less than 3% by weight.
  • Further monomers b) can also be used. e.g. in amounts of 0 to 100% by weight, preferably 0 to 60% by weight. The weights are based on the polymer obtained.
  • the glass transition temperature (Tg) of the monomer mixture A (ie a polymer which is composed of the monomer mixture A) is lower or at most equal to the glass transition temperature of the polymer B.
  • the Tg of the monomer mixture A is particularly preferably at least 10 ° C., in particular 20 ° C. lower than that of the polymer B.
  • the Tg of the monomer mixture A is preferably 0 to 100 ° C. and particularly preferably 5 to 50 ° C.
  • the Tg of polymer B is preferably 10 to 150 ° C. and particularly preferably 40 to 130 ° C.
  • the Tg is calculated from the Tg of the homopolymers formed by the monomers.
  • Tg of the homopolymer from monomers (A) or (B) X A , X B mass fraction of the monomer (A), (B)
  • the emulsion polymerization can be carried out in a conventional manner e.g. at temperatures of 30 to 95 ° C in the presence of a water-soluble initiator.
  • Suitable initiators are e.g. Sodium, potassium and ammonium persulfate, tert. -Butyl hydroperoxides, water-soluble azo compounds or redox initiators.
  • the aqueous dispersion of the emulsion polymer obtained after the emulsion polymerization preferably has a solids content of 10 to 65, preferably 30 to 60, and particularly preferably 40 to 55% by weight.
  • the emulsion polymer or the aqueous dispersion is used as a binder for aqueous cosmetic compositions, in particular for aqueous nail varnish compositions.
  • aqueous cosmetic compositions of the invention may comprise further constituents, such as pigments, dyes, dispersants, wetting agents, thickeners, Feuchthaltemit ⁇ tel, leveling agents, preservatives, antifoaming agents, gelat mattersde agents, buffers, and UV absorbers. From- Choosing such possible ingredients is within the skill of the cosmetic field.
  • Any pigments or dyes used should be relatively lightfast and not leak.
  • Pearlescent substances such as mica, guanine, bismuth oxychloride or titanium dioxide on mica can also be used.
  • suitable pigments and dyes can be found in Madison G. de Navarre, The Chemistry and Manufacture of Cosmetics, Vol. 4, pp. 996-998 (2nd ed.).
  • Dispersing and wetting agents are often used as surfaces ⁇ active agents in these nail coating formulations in order to support the uniform distribution of the pigment.
  • Inorganic pigments are naturally hydrophilic and can be easily dispersed in an aqueous emulsion system.
  • Organic pigments are hydrophobic and require a dispersing or wetting agent that reduces the surface tension and enables even distribution.
  • a list of suitable surface-active agents can be found in Encyclopedia of Chemical Technology, Surfactants, Vol. 19, p. 584 (1969), and the choice to be made in each case lies within the specialist knowledge and ability.
  • Thickeners are used to prevent separation and sedimentation. Suitable thickeners are, for example, natural gums, such as guar, gum arabic, cellulose and cellulose derivatives, silicates, such as V-gum (R) , clays, such as stearyl conium hectorite, and synthetic polymers, such as acrylates, for example Carbopol (R) and Acrysols (R). .
  • natural gums such as guar, gum arabic, cellulose and cellulose derivatives
  • silicates such as V-gum (R)
  • clays such as stearyl conium hectorite
  • synthetic polymers such as acrylates, for example Carbopol (R) and Acrysols (R).
  • a dampening solution e.g. Mono- and polyglycols, mono- and polyglycerols, sugar alcohols, alkylene oxides and polyalkylene oxides, especially ethylene and propylene oxides (EO and PO). Saccharides, glucosides, amino acids, urea and adducts of EO or PO are suitable for the compounds mentioned.
  • the humectants transfer moisture to the skin and are generally used in amounts of 0.01 to 30% by weight, preferably 01 to 10% by weight, based on the cosmetic composition.
  • Leveling agents can be added to lower the temperature at which the film can form.
  • the leveling agents therefore only serve a purpose during film formation.
  • these agents must be water-soluble.
  • a group of suitable leveling agents includes the glycol ethers, such as ethylene glycol minobutyl ether, diethylene glycol mono- methyl ether, propylene glycol monomethyl ether and dipropylene glycol monomethyl ether.
  • Preservatives are often used to prevent bacterial and fungal growth during the storage of the nail coating preparations.
  • Commonly used preservatives are used for this purpose, for example lower alkyl esters of p-hydroxybenzoic acid, such as methyl p-hydroxybenzoate, ethyl p-hydroxybenzoate, butyl p-hydroxybenzoate and hexyl p-hydroxybenzoate, organic salts such as potassium sorbate, inorganic salts such as mercury salts and formaldehyde and formaldehyde releasing compounds.
  • Anti-foaming agents can be used to prevent foaming and blistering during manufacture and application to the nails.
  • suitable antifoam agents are organopolysiloxanes and substituted organopolysiloxanes, such as methyl silicone and diethyl silicone, silicon dioxide, mixtures of silicon and silicon dioxide, and organopolysiloxanes and silicon dioxide and polyoxyethylene-polyoxypropylene condensates.
  • Gelating agents remove heavy metal ions that can affect the stability of nail polishes.
  • Suitable gelling agents are ethylenediaminetetraacetic acid (EDTA) and its mono- and tetrasodium salt and tetrasodium pyrophosphate.
  • EDTA ethylenediaminetetraacetic acid
  • the nail coating preparation is buffered so that the pH is preferably between 7 and 10, preferably 8.0 ⁇ 0.5.
  • UV absorbers serve to prevent harmful effects of UV rays on the polymer, fading of the pigment or dye and brittleness of the nail coating film.
  • a list of suitable UV absorbents can be found in Ccyclopedia of Chemical Technology, UV Absorbers, Vol. 21, pp. 115-122 (1969).
  • the emulsion polymer is contained in the cosmetic composition preferably in amounts of 1-70% by weight, preferably 20-65, particularly preferably 25-50% by weight, based on the total weight of the cosmetic composition. If the amount used is less than 1%, the effect of the present invention cannot be obtained. On the other hand, if the content is greater than 70%, the viscosity of the composition according to the invention is too high.
  • the dispersion of the emulsion polymer contains little coagulum and has fine disperse particles.
  • aqueous cosmetic compositions particularly nail varnish compositions, have high water resistance, i.e. low water absorption, good film-forming properties, good gloss and in particular good adhesion to substrates containing keratin, e.g. B. fingernails.
  • Feed 3 aq. Ammo - 151 151 92 76 nia solution (25% by weight)
  • the template was heated to 85 ° C. with stirring in a nitrogen atmosphere. Feed 1 was metered in. Then 17 g of feed 3 were added. Feed 2 was then metered in in 2 hours and the rest of feed 3 in 2.5 hours. The mixture was then stirred at 85 ° C. for a further hour and then cooled to room temperature.
  • LD value turbidity of the dispersion or solution with 0.01% by weight
  • Polymer content in relation to water determined by measuring the photocurrent. The value indicates the light transmittance in% (the larger the LD value, the smaller the polymer particles)
  • Tg Fox glass transition temperature Determination of water absorption:

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Birds (AREA)
  • Epidemiology (AREA)
  • Cosmetics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

Utilisation d'un polymère en émulsion dans des compositions cosmétiques aqueuses, caractérisée en ce que le polymère en émulsion est obtenu par polymérisation par émulsion d'un mélange monomère (A) renfermant 50 à 100 % en poids, par rapport au mélange monomère, d'alkyl-C1-C18(méth)acrylate, de vinylester, de composés aromatiques vinyliques ou des mélanges de ces produits, en présence d'un polymère (B) constitué par b1) 5 à 50 % en poids de monomères ayant au moins un groupe ionique ou un groupe transformable en un groupe ionique, b2) 0 à 95 % en poids d'alkyl-C1-C18(méth)acrylate, de vinylester, de composés aromatiques vinyliques ou des mélanges de ces produits, et b3) 0 à 50 % en poids d'autres monomères, et en ce que la température de transition vitreuse du polymère obtenu à partir du mélange monomère (A) est inférieure ou égale à la température de transition vitreuse du polymère (B).
EP98938614A 1997-06-27 1998-06-18 Compositions cosmetiques aqueuses Withdrawn EP0975308A2 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19727504 1995-07-27
DE19727504A DE19727504A1 (de) 1997-06-27 1997-06-27 Wäßrige kosmetische Zusammensetzungen
PCT/EP1998/003733 WO1999000104A2 (fr) 1997-06-27 1998-06-18 Compositions cosmetiques aqueuses

Publications (1)

Publication Number Publication Date
EP0975308A2 true EP0975308A2 (fr) 2000-02-02

Family

ID=7833917

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98938614A Withdrawn EP0975308A2 (fr) 1997-06-27 1998-06-18 Compositions cosmetiques aqueuses

Country Status (5)

Country Link
US (1) US6335005B1 (fr)
EP (1) EP0975308A2 (fr)
JP (1) JP2002507971A (fr)
DE (1) DE19727504A1 (fr)
WO (1) WO1999000104A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2827161B1 (fr) * 2001-07-16 2004-12-03 Oreal Composition cosmetique comprenant une dispersion de particules
FR2827162B1 (fr) * 2001-07-16 2004-06-11 Oreal Composition cosmetique comprenant une dispersion de particules
EP1418883A1 (fr) * 2001-08-24 2004-05-19 Unilever N.V. Composition orale comprenant un hydroxybenzoate d'alkyle
EP1418882A1 (fr) * 2001-08-24 2004-05-19 Unilever N.V. Composition orale comprenant un hydroxybenzoate d'alkyle
US20080107615A1 (en) * 2006-11-08 2008-05-08 L'oreal Detackified compositions
WO2009023441A1 (fr) * 2007-08-01 2009-02-19 Avon Products, Inc. Applicateur cosmétique et procédé de fabrication
EP2218738A1 (fr) 2009-01-22 2010-08-18 Bayer MaterialScience AG Dispersions polymères aqueuses
US9989873B1 (en) * 2017-04-27 2018-06-05 Xerox Corporation Toner compositions with antiplasticizers comprising purine derivative
CN112708007A (zh) * 2019-10-25 2021-04-27 株式会社Lg生活健康 高分子组合物及其制造方法、成膜剂以及化妆品组合物

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03133916A (ja) 1989-10-18 1991-06-07 Kao Corp 水系美爪料
DE19505039A1 (de) 1995-02-15 1996-08-22 Basf Ag Verfahren zur Herstellung von emulgatorfreien wäßrigen Polymerdispersionen
FR2750321B1 (fr) 1996-06-28 1998-07-31 Oreal Utilisation en cosmetique de copolymeres a squelette flexible, greffes par des macromonomeres hydrophobes et rigides ; compositions mises en oeuvre

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9900104A2 *

Also Published As

Publication number Publication date
US6335005B1 (en) 2002-01-01
WO1999000104A3 (fr) 1999-05-14
JP2002507971A (ja) 2002-03-12
WO1999000104A2 (fr) 1999-01-07
DE19727504A1 (de) 1999-01-07

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