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WO2018145794A1 - Composition contenant de l'huile de parfum et des capsules de parfum - Google Patents

Composition contenant de l'huile de parfum et des capsules de parfum Download PDF

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Publication number
WO2018145794A1
WO2018145794A1 PCT/EP2017/082029 EP2017082029W WO2018145794A1 WO 2018145794 A1 WO2018145794 A1 WO 2018145794A1 EP 2017082029 W EP2017082029 W EP 2017082029W WO 2018145794 A1 WO2018145794 A1 WO 2018145794A1
Authority
WO
WIPO (PCT)
Prior art keywords
oil
composition
perfume oil
perfume
capsules
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.)
Ceased
Application number
PCT/EP2017/082029
Other languages
German (de)
English (en)
Inventor
Andreas Bauer
André HÄTZELT
Ursula Huchel
Erik STRAUB
Stefan Urlichs
Manuela Materne
Jürgen Tropsch
Roland Ettl
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.)
Henkel AG and Co KGaA
BASF SE
Original Assignee
Henkel AG and Co KGaA
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 Henkel AG and Co KGaA, BASF SE filed Critical Henkel AG and Co KGaA
Publication of WO2018145794A1 publication Critical patent/WO2018145794A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/123—Sulfonic acids or sulfuric acid esters; Salts thereof derived from carboxylic acids, e.g. sulfosuccinates
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0008—Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
    • C11D17/0013—Liquid compositions with insoluble particles in suspension
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0039—Coated compositions or coated components in the compositions, (micro)capsules
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/50—Perfumes
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/50—Perfumes
    • C11D3/502—Protected perfumes
    • C11D3/505—Protected perfumes encapsulated or adsorbed on a carrier, e.g. zeolite or clay

Definitions

  • the present invention relates to a composition in the form of a suspension comprising at least one free perfume oil, at least one encapsulated perfume oil and at least one specific stabilizer. Further, the present invention is directed to a process for making such a composition and to the use of the stabilizers described herein for stabilizing a composition containing both perfume oil and perfume capsules. Furthermore, the present invention also relates to an agent, such as cosmetic products, detergents or cleaners, containing at least one composition as described herein.
  • fragrances for example in the form of perfume oils
  • encapsulated perfumes are used. Consumers demand both sufficient self-scenting of the product and coverage of "bad" secondary odors, as well as long-lasting and fresh perfumes, which can be achieved in an advantageous manner by the use of encapsulated fragrances.
  • the object of the present invention was therefore to provide a stable combination of perfume oils and encapsulated perfumes (capsule slurries) in order to realize a simple and efficient dosing of the described components.
  • the present invention is therefore directed to a composition, characterized in that the composition comprises at least one free perfume oil, at least one encapsulated perfume oil and at least one stabilizer selected from the group according to formula I.
  • the composition is in the form of a stable suspension of the perfume capsules in the liquid components of the composition.
  • the present invention is directed to a process for preparing a composition as herein described, characterized in that the at least one perfume oil, the at least one encapsulated perfume oil and the at least one stabilizer are mixed together.
  • the present invention is directed to the use of at least one stabilizer selected from the group of the alk (en) ylsulfosuccinamates according to the present invention for stabilizing a composition comprising at least one free perfume oil and at least one encapsulated perfume oil.
  • the present invention is directed to a cosmetic product, a laundry or cleaning composition comprising at least one composition as described herein.
  • At least one refers to 1 or more, for example, 1, 2, 3, 4, 5, 6, 7, 8, 9 or more.
  • a first object of the present invention is a composition which is preferably in the form of a suspension.
  • the suspension comprises at least one free perfume oil, at least one encapsulated perfume oil and at least one stabilizer according to the present invention.
  • perfume oil refers to individual fragrance or fragrance compounds or mixtures of several such compounds, and thus includes, for example, ester, ether, aldehyde, ketone, alcohol, and hydrocarbon synthetic products, as well as natural fragrance mixtures, such as those vegetable sources are accessible.
  • free perfume oil refers to a perfume oil which is present as such in a suspension as described herein, i.e. the individual components of the perfume oil are, in particular, unencapsulated.
  • a fragrance is an odor-causing chemical substance.
  • the chemical substance should be at least partially redistributable in the air, i. the perfume should be at e.g. 25 ° C at least to a small extent volatile. If the fragrance is very volatile, the odor intensity sounds quickly again. At a lower volatility the odor impression is more sustainable, i. he does not disappear so fast.
  • the perfume has a melting point in the range of -100 ° C to 100 ° C, preferably from -80 ° C to 80 ° C, more preferably from -20 ° C to 50 ° C, especially of 30 ° C to 20 ° C.
  • the perfume has a boiling point ranging from 25 ° C to 400 ° C, preferably from 50 ° C to 380 ° C, more preferably from 75 ° C to 350 ° C, especially from 100 ° C to 330 ° C is located.
  • the fragrance has a molecular weight of 40 to 700 g / mol, more preferably 60 to 400 g / mol.
  • fragrance The smell of a fragrance is perceived by most people as pleasant and often corresponds to the smell of, for example, flowers, fruits, spices, bark, resin, leaves, grasses, mosses and roots.
  • fragrances can also be used to superimpose unpleasant odors or even to provide a non-smelling substance with a desired odor.
  • a fragrance may be an aldehyde, preferably selected from adoxal (2,6,10-trimethyl-9-undecenal), anisaldehyde (4-methoxybenzaldehyde), cymal (3- (4-isopropylphenyl ) -2-methylpropanal), ethylenediamine, Fiorhydrai (3- (3-isopropylphenyi) butanal), helional (3- (3,4-methylenedioxyphenyl) -2-methylpropanal), heliotropin, hydroxycitronellal, lauraldehyde, lyral (3- and 4-methylphenyl) - (4-hydroxy-4-methylpentyl) -3-cyclohexene-1-carboxaldehyde), methylnonyiacetaldehyde, lilial (3- (4-tert-butylphenyl) -2-methylpropanal), phenylacetaldehyde, undecy
  • a perfume may be a ketone, preferably selected from methyl-beta-naphthyl ketone, muskindanone (1, 2,3,5, 6,7-hexahydro-1, 1, 2,3,3- pentamethyl-4H-inden-4-one), tartalide (6-acetyl-1,1,1,4,4,7-hexamethyltetraiin), alpha-damascone, beta-damascone, delta-damascone, iso-damascone, damascenone, Methyl dihydrojasmonate, menthone, carvone, camphor, koavon (3,4,5,6,6-pentamethylhept-3-en-2-one), fenchone, alpha-ionone, beta-ionone, gamma-methyl-ionone, Fieuramon (2 -heptylcyclopentanone), dihydrojasmon, cis-jasmone
  • a perfume may be an alcohol, preferably selected from 10-undecen-1-ol, 2,6-dimethylheptan-2-ol, 2-methyl-butanol, 2-methylpentanol, 2-phenoxyethanol, 2-phenyipropanol, 2-tert-butycyclohexanol, 3,5,5-trimethylcyclohexanol, 3-hexanol, 3-methyl-5-phenyl-pentanol, 3-octanol, 3-phenyl-propanoi, 4-heptenol, 4-isopropyl - cyclohexanol, 4-tert-butycyclohexanol, 6,8-dimethyl-2-nonanol, 6-nonene-1-ol, 9-decen-1-ol, ⁇ -methylbenzylalcohol, ⁇ -terpineol, amyisalicylate, benzyl alcohol , Benzyl salicylate, ⁇ -
  • the fragrance may be a fragrance of natural or synthetic origin, e.g. of the type of esters, ethers, aldehydes, ketones, alcohols and hydrocarbons.
  • Fragrance type ester compounds are e.g. Benzylacetate, phenoxyethylisobutyrate, p-tert-butylcyclohexylacetate, linalylacetate, dimethyibenzylicarbinylacetate (DMBCA), phenylethylacetate, benzylacetate, ethylmethylphenyiglycinate, allylcyclohexylpropionate, styrallylpropionate, benzylsalicylate, cyclohexylsalicylate, floramate, melusate and jasmacyclate.
  • DMBCA dimethyibenzylicarbinylacetate
  • the ethers include, for example, benzyl ethyl ether and ambroxan, to the aldehydes e.g. the linear alkanals of 8 to 18 carbon atoms, citral, citronellal, citronellyloxyacetaldehyde, cyclamen aldehyde (3- (4-propan-2-ylphenyl) butanal), lilial and bourgeonal, to the ketones e.g.
  • the hydrocarbons mainly include terpenes such as limonene and pinene.
  • terpenes such as limonene and pinene.
  • mixtures of different fragrances are used, which together produce an attractive fragrance.
  • a perfume may be an essential oil such as angelica root oil, aniseed oil, arnica blossom oil, basil oil, bay oil, champacilla oil, citrus oil, fir pine oil, pinecone oil, elemi oil, eucalyptus oil, fennel oil, pine needle oil, galbanum oil, geranium oil, gingergear oil, Guaiac wood oil, gurdy balm oil, helichrysum oil, ho oil, ginger oil, iris oil, jasmin oil, cajeput oil, calamus oil, camomile oil, camphor oil, kanga oil, cardamom oil, cassia oil, pine needle oil, copaiba balsam, coriander oil, spearmint oil, caraway oil, cumin oil, labdanum oil, lavender oil, lemongrass oil, linden flower oil, Lime oil, tangerine oil, lemon balm oil, mint oil, musk oil, muscat oil, myrrh oil, clove oil
  • Methyl anthranilate p-methylacetophenone, methylchavikole, p-methylquinoline, methyl beta naphthyl ketone, methyl n-nonyl acetaldehyde, methyl n-nonyl ketone, muskon, beta naphthol ethyl ether, beta naphthol methyl ether, nerol, n-nonyl aldehyde, nonyl alcohol, n-octyl aldehyde, p-oxy acetophenone, pentadecanolide, beta Phenyiethyi alcohol, phenylacetic acid, pulegone, safrole, salicylic acid isoamyiester, salicylic acid ethylester, salicylic acid hydroxyester, cyclohexyl salicylate, santalol, sandelice, skatole, terpineol, th
  • fragrances and perfume mixtures may be combined with other perfumes and / or perfume mixtures to obtain the desired perfuming.
  • the composition described herein contains the at least one free perfume oil in an amount of 10 to 98 wt.%, Preferably 10 to 95 wt.%, More preferably 15 to 90 wt.%, Preferably 50 to 95 Wt .-%, based on the total weight of the composition.
  • composition / suspension according to the present invention comprises at least one perfume oil which is in the form of an encapsulated perfume oil, i. in the form of perfume oil capsules, is present.
  • encapsulated perfume oil means a perfume oil which is present inside a capsule, ie it is not a free perfume oil, wherein the at least one appropriately encapsulated perfume oil may be a perfume oil as defined above and may be one or more comprise several of the aforementioned fragrances.
  • a "capsule” in the context of the present invention is constructed in particular of a casing and a core, wherein at least one perfume oil, as defined above, is present in the core, and optionally further advantageous agents, for example textile care agents be liquid or viscous, ie for example also present as a melt or have a wax-like structure are possible both capsules in which the at least one perfume oil and, optionally, the / the other (s) benefit agent is substantially contained in pure substance, and capsules in which the core is formed by a carrier mixed or impregnated with the at least one perfume oil and, optionally, the further benefit agent (s)
  • the core of the capsules is at temperatures below 120 °, preferably below 80 ° C, especially below 40 ° C liquid, viscous or at least meltable.
  • Particularly preferred capsules in the context of the present invention are those which have a mean diameter d 50 of ⁇ 250 ⁇ m, preferably 1 to 100 ⁇ m, preferably 5 to 80 ⁇ m, particularly preferably 10 to 50 ⁇ m and in particular 15 to 40 ⁇ m ,
  • the dso value indicates the diameter which results when 50% by weight of the capsules have a smaller diameter and 50% by weight of the capsules have a larger diameter than the dso value determined.
  • the dgo value of the particle size distribution of the microcapsules is ⁇ 70 pm, preferably ⁇ 60 pm, particularly preferably ⁇ 50 m.
  • the dgo value of the particle size distribution is the value at which 90% of all particles are smaller and 10% of the particles are larger than this value.
  • the determination of the diameter of the capsules or the particle size of the microcapsules can be carried out by conventional methods. It can be determined, for example, by means of dynamic light scattering, which is usually carried out on dilute suspensions, e.g. 0.01 to 1 wt .-% capsules, can be performed. It can also be done by evaluating light microscopic or electron micrographs of capsules.
  • materials for the capsule wall are usually high molecular weight compounds, in particular polymers, in question, such.
  • Proteins e.g., gelatin, albumin, casein, and others
  • cellulose derivatives e.g., methylcellulose, ethylcellulose, cellulose acetate, cellulose nitrate, carboxymethylcellulose, and others
  • synthetic polymers e.g., polyamides, polyethylglycols, polyurethanes, epoxies, and others.
  • melamine-urea-formaldehyde resins or melamine-formaldehyde resins or urea-formaldehyde resins may preferably be used as capsule wall materials.
  • the capsules can release the encapsulated fragrances via various mechanisms. They are e.g. Capsules can be used, which have a mechanically stable capsule shell, but then due to one or more environmental factors, such as change in temperature or ionic strength or the pH of the surrounding medium, for the contained funds is permeable. Also possible are stable capsule wall materials through which the at least one perfume oil as well as the one or more further advantageous agents can diffuse through over time.
  • the capsules may release the at least one perfume oil and the further advantage (s) preferably when the pH or ionic strength of the environment changes, as the temperature changes, upon exposure to light, through diffusion and / or under mechanical stress.
  • the capsules are fragile, that is, they can contain entrapped agent due to mechanical stress such as friction, pressure or shearing stress breaking the shell of the capsules.
  • the capsule is thermally labile, that is, entrapped materials may be released when the capsules are at a temperature of at least 70 ° C, preferably at least 60 ° C, more preferably at least 50 ° C, and most preferably at least 40 ° C is exposed.
  • the capsule for the entrapped agent (at least one perfume oil and optionally one or more other benefit agents) may become permeable after exposure to radiation of a certain wavelength, preferably by the action of sunlight.
  • the capsules are fragile and at the same time thermally labile and / or unstable to radiation of a specific wavelength.
  • the capsules which can be used according to the invention may be water-soluble and / or water-insoluble capsules, but are preferably water-insoluble capsules.
  • the water insolubility of the capsules has the advantage that these wash, unification or other treatment applications can survive and so are capable of the at least one perfume oil and other proceedingssitte! only after the aqueous washing, cleaning or treatment process, such as when drying by mere increase in temperature or by sunlight or in particular friction of the surface.
  • water-insoluble capsules which are broken up by friction
  • the wall material preferably melamine-formaldehyde resins, polyurethanes, polyolefins, polyamides, polyureas, polyesters, polysaccharides, epoxy resins, silicone resins and / or Pdykondensations occur Carbonyi compounds and NH-containing compounds ,
  • drippable or breakable by friction capsules means in particular those capsules, which, if they adhere to a surface treated therewith (eg textile surface) can be opened or broken by mechanical rubbing or by pressure, so that a Content release only results as a result of mechanical action, for example when one dries hands with a towel on which such capsules are deposited.
  • reusable capsules have average diameter dso in the range of 1 to 100 ⁇ , preferably between 5 and 95 ⁇ , in particular between 10 and 90 ⁇ , eg between 10 and 80 ⁇ , for example between 15 and 40 ⁇ .
  • the shell of the capsules enclosing the core or (filled) cavity preferably has an average thickness in the range between approximately 0.01 and 50 ⁇ m, preferably between approximately 0.1 ⁇ m and approximately 30 ⁇ m. in particular between about 0.5 pm and about 8 pm or about 5 pm. Capsules are particularly easy to squeeze if they are within the ranges given above regarding the average diameter and the average thickness.
  • Microcapsules with capsule walls of melamine-formaldehyde resins are particularly advantageous because of their excellent impermeability and mechanical stability.
  • the core material i. the at least one perfume oil, and optionally further benefit agents
  • an aqueous solution of a protective colloid which preferably has an acidic pH
  • emulsified into fine droplets emulsified into fine droplets.
  • a protective colloid which preferably has an acidic pH
  • emulsified into fine droplets emulsified into fine droplets.
  • To the resulting emulsion is then added while mixing e.g. the aqueous solution of a melamine-formaldehyde precondensate or melamine and formaldehyde added individually for in-situ polymerization. This forms microcapsules.
  • the condensation is completed.
  • the capsules can be preformed, which is preferred, but also preformed, and then preferably by increasing the temperature (for example, temperature of at least about 40 ° C, preferably about 75 to 95 ° C) cure the capsule wall.
  • the capsule dispersion according to the invention comprises water-insoluble microcapsules, preferably core-shell microcapsules, wherein the capsule walls in particular comprise melamine-formaldehyde resins.
  • microcapsules may contain, in addition to the at least one perfume oil, other liquids, but also readily solids, e.g. in the form of dispersions, for example, very fine hydrophobic silica dispersed in the at least one perfume oil.
  • the capsules may comprise, in addition to the at least one perfume oil, at least one benefit agent, such as in particular skin care agents, fabric care agents and / or odor neutralizers.
  • at least one benefit agent such as in particular skin care agents, fabric care agents and / or odor neutralizers.
  • - Texilluststoff such as plasticizers, water repellents and anti-soiling, bleach, bleach activators, enzymes, silicone oils, anti-redeposition agents, optical brighteners, grayness inhibitors, anti-shrink agents, anti-crease agents, color transfer inhibitors, antimicrobial agents, germicides, fungicides, antioxidants, antistatic agents, ironing aids, Swelling and anti-slip agents, UV absorbers, cationic polymers,
  • Hard surface treatment agents such as disinfectants, water and repellant impregnation, gloss enhancers or preventatives, water repellents or hydrophilicizers, film formers, - skin care products (such as vitamin E, natural oils, aloe vera extract, green tea extract, D-panthenol, plankton extract, vitamin C, urea and / or glycine)
  • Odor neutralizer e.g., including cyclodextrins, cyclodextrin derivatives, triethylene glycol, and / or sodium bicarbonate
  • the skin care composition is preferably hydrophobic, may be liquid or solid.
  • the skin care compound is preferably hydrophobic, may be liquid or solid.
  • waxes such as carnauba, spermaceti, beeswax, lanolin, derivatives thereof and mixtures thereof;
  • Plant extracts for example vegetable oils such as avocado oil, olive oil, palm oil, palm kernel oil, rapeseed oil, linseed oil, soybean oil, peanut oil, coriander oil, castor oil, poppy seed oil, cocoa oil, coconut oil, pumpkin seed oil, wheat germ oil, sesame oil, sunflower oil, almond oil, casadamian nut oil, apricot kernel oil , Hazelnut oil, jojoba oil or canola oil, chamomile, aloe vera or also green tea or plankton extract and mixtures thereof;
  • vegetable oils such as avocado oil, olive oil, palm oil, palm kernel oil, rapeseed oil, linseed oil, soybean oil, peanut oil, coriander oil, castor oil, poppy seed oil, cocoa oil, coconut oil, pumpkin seed oil, wheat germ oil, sesame oil, sunflower oil, almond oil, casadamian nut oil, apricot kernel oil , Hazelnut oil, jojoba oil or canola oil, chamomile
  • higher fatty acids such as lauric acid, myristic acid, palmitic acid, stearic acid, behenic acid, oleic acid, linoleic acid, linolenic acid, isostearic acid or polyunsaturated fatty acids;
  • higher fatty alcohols such as lauryl alcohol, cetyl alcohol, stearyl alcohol, oley alcohol, behenyl alcohol or 2-hexadecanol,
  • esters such as cetyloctanoate, lauryl lactate, myristyl lactate, cetyilactate, isopropyl myristate, myristyl myristate, isopropyl palmitate, isopropyl di-lipid, butyl stearate, decyl oleate, cholesterol isostearate, glycerol monostearate, glyceryl distearate, glycerol tristearate, alkyl lactate, alkyl citrate or alkyl tartrate; f) hydrocarbons such as paraffins, mineral oils, squalane or squalene;
  • vitamins such as vitamins A, C or E or vitamin-diesters
  • sunscreens such as octyimethoxy-cinnamate and butylmethoxybenzoyimethane
  • silicone oils such as linear or cyclic polydimethylsiloxanes, amino, alkyl, alkylaryl or aryl-substituted
  • the at least one encapsulated perfume oil is usually in the form of a (capsule) slurry, i. a slurry of the capsules in a liquid medium.
  • slurry in the context of the present invention refers to a, typically aqueous, slurry of the perfume capsules as defined above
  • the liquid medium is preferably predominantly, ie more than 50% by weight, but may or may not be water completely, ie 100% water.
  • the slurry is preferably pourable, ie it can be poured out of a vessel by tilting the vessel.
  • a castable slurry is understood as meaning, in particular, a capsule / liquid mixture which, in particular at the processing temperature, preferably at not more than 40 ° C., in particular at not more than 20 ° C., has a viscosity of less than 10-10 4 mPas (Brookfield otation viscometer, spindle 2, 20 U / min.).
  • the slurry may contain other auxiliaries, for example those which ensure a certain durability or stability.
  • adjuvants include, for example, surfactants, especially anionic and / or nonionic surfactants.
  • Corresponding capsule slurries are commercially available and known to those skilled in the art.
  • the capsules described above in an amount of 1 to 50 wt .-%, preferably 20 to 48 wt .-%, in particular 35 to 45 wt .-% in the slurry.
  • the composition according to the invention is characterized in that the at least one encapsulated perfume oil in the form of a capsule slurries in an amount of 2 to 90 wt .-%, preferably from 2 to 89 wt .-%, preferably from 2 to 85 wt. %, more preferably from 3 to 70 wt .-%, more preferably 4 to 50 wt .-% based on the total weight of the composition in this is contained.
  • the proportion of capsules in various embodiments is from 0.02 to 45, preferably from 0.4 to 43.2, more preferably 0.6 to 33.6 wt .-% based on the total weight of the composition.
  • the weight ratio of the at least one free perfume oil to the capsule slurry as described above is from 10:90 to 98: 2, preferably from 50:50 to 95: 5.
  • the perfume oil capsule suspension according to the present invention further comprises at least one stabilizer selected from the group consisting of alk (en) sulfosuccinamates according to the present invention.
  • the stabilizer serves to stably disperse the capsules in the composition.
  • the at least one stabilizer is contained in an amount of from 0.05 to 10% by weight, preferably in an amount of from 0.5 to 5% by weight, based on the total weight in the composition.
  • the composition according to the invention is preferably in the form of a suspension of the capsules in a continuous, liquid phase.
  • the suspension is preferably stable, ie it comes even after prolonged storage periods of for example several days to weeks at usual temperatures in the range up to 40 ° C, for example 4 weeks at a temperature between> 0 and 40 ° C, not to agglomeration, sedimentation and / or floating the capsules or other phase separation.
  • the composition contains water, which is introduced, for example, via the capsule slurry.
  • the water content may be, in various embodiments, from about 5 to 50 wt%, preferably 5 to 40 wt%, more preferably 5 to 20 wt%, even more preferably 5 to 10 wt%.
  • water may form the continuous phase in which the capsules and optionally also the perfume oil are (stably) dispersed, ie the suspension is an aqueous suspension.
  • the water phase may form the continuous phase in which the other phase suspends or emulsifies are.
  • the composition as described above is further characterized by having a viscosity of from 50 to 5000 mPas, preferably from 100 to 3000 mPas (Brookfield rotational viscometer, spindle 2, 20 rpm).
  • composition / suspension may additionally contain further ingredients which are typically contained in detergents or cleansing products or cosmetic products.
  • the perfume oil capsule suspension contains, in addition to the at least one free perfume oil, at least one encapsulated perfume oil in the form of a capsule slurries and the at least one stabilizer as described herein, one or more dyes (e ).
  • the dyes may be present in an amount of 0.01-5 wt .-% in the composition.
  • the present invention further provides a process for preparing a composition, ie a perfume oil capsule suspension as described above, characterized in that the at least one perfume oil containing at least one encapsulated perfume oil in the form of a capsule slurries and the at least one Stabilizer are mixed together.
  • Suitable methods of mixing the foregoing components are known in the art and may include, for example, mixing in a homogenizer.
  • the respective components may be heated prior to mixing with the other components, for example at temperatures between 20 ° C to 100 ° C, preferably between 25 ° C and 60 ° C so as to facilitate mixing with the remaining components.
  • the present invention further relates to the use of the above-described stabilizers for stabilizing a perfume oil capsule suspension as described herein.
  • the perfume oil capsule suspension as described herein may be part of a cosmetic product.
  • the present invention therefore also provides a cosmetic product containing at least one perfume oil capsule suspension as described herein.
  • Particularly advantageous are the stabilized according to the present invention perfume capsule suspensions in the manufacture of detergents or cleaning agents.
  • the present invention therefore further provides a washing or cleaning agent containing at least one perfume capsule suspension as described herein.
  • detergents or cleaners both concentrates and undiluted agents, for use on a commercial scale, in the washing machine or in hand washing or cleaning.
  • detergents for textiles, carpets, or natural fibers for which the term detergent is used.
  • washing and cleaning agents in the invention also include washing aids which are added to the actual detergent in the manual or machine textile laundry to achieve a further effect.
  • laundry detergents and cleaners in the context of the invention also include textile pre-treatment and post-treatment agents, ie those agents with which the laundry item is brought into contact before the actual laundry, for example to dissolve stubborn soiling, and also agents which are in one of the actual Textile laundry downstream step to give the laundry further desirable properties such as comfortable grip, crease resistance or low static charge. Among the latter, i.a. calculated the fabric softener.
  • the present invention likewise relates to a process in which a liquid detergent or cleaning agent is mixed with a perfume capsule suspension as described above, preferably by stirring the perfume capsule suspensions into the washing or cleaning agent matrix or by continuous Add in a liquid washing or cleaning agent and mixing via static mixing elements.
  • a further subject of the present invention is also a process in which a solid detergent or cleaning agent is mixed with a perfume capsule suspension as described herein, for example by spraying the perfume capsule suspensions onto the solid detergent or cleaning agent ,
  • the amount in which the perfume oil capsule suspension as described herein can be present in a washing or cleaning agent is between 0.5 to 40% by weight, preferably between 1 to 30% by weight, especially between 5 to 15 wt .-%, based on the total weight of the washing or cleaning agent.
  • the washing or cleaning agent further contains conventional and known in the art as other ingredients, for example at least one or preferably more substances from the group of enzymes, surfactants, bleaching agents, complexing agents, builders, electrolytes , nonaqueous solvents, pH adjusters, other fragrances, other fragrance carriers, fluorescers, dyes, hydrotropes, foam inhibitors, silicone oils, anti redeposition agents, grayness inhibitors, shrinkage inhibitors, anti-crease agents, dye transfer inhibitors, antimicrobial agents, germicides, fungicides, antioxidants, corrosion inhibitors, antistatic agents, bittering agents, ironing aids , Repellents and impregnating agents, swelling and anti-slip agents, softening components and UV absorbers.
  • the group of enzymes for example at least one or preferably more substances from the group of enzymes, surfactants, bleaching agents, complexing agents, builders, electrolytes , nonaqueous solvents, pH adjusters, other fragrances, other fragrance carriers, fluorescers, dyes, hydrotrope
  • compositions / suspensions described herein are also applicable to the aforementioned methods, uses, and compositions containing these compositions. Therefore, reference is made at this point expressly to the disclosure in the appropriate place with the statement that this disclosure also applies to the above described methods and uses.
  • Example 1 Mixing ratio 65% perfume, 35% capsule slurry containing 41% capsules Formulation:
  • Example 2 Mixing ratio 20% perfume, 80% capsule slurry containing 41% capsules Formulation:

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Fats And Perfumes (AREA)
  • Detergent Compositions (AREA)

Abstract

La présente invention concerne une composition se présentant sous la forme d'une suspension comprenant au moins une huile de parfum libre, au moins une huile de parfum encapsulée et au moins un stabilisant spécifique selon la formule (I). La présente invention concerne en outre un procédé de fabrication d'une telle composition, ainsi que l'utilisation des stabilisants selon l'invention pour stabiliser une composition contenant à la fois une huile de parfum et des capsules de parfum. La présente invention concerne par ailleurs un produit, comme par exemple des produits cosmétiques ou des détergents, contenant au moins une composition selon l'invention.
PCT/EP2017/082029 2017-02-08 2017-12-08 Composition contenant de l'huile de parfum et des capsules de parfum Ceased WO2018145794A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17155182.3A EP3360951B1 (fr) 2017-02-08 2017-02-08 Composition comprenant de l'huile de parfum et des capsules de parfum
EP17155182.3 2017-02-08

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WO2018145794A1 true WO2018145794A1 (fr) 2018-08-16

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EP (1) EP3360951B1 (fr)
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030004226A1 (en) 2000-01-10 2003-01-02 Dietrich Hoffman Low-viscosity, melamine-formaldehyde resin microcapsule dispersions with reduced formaldehyde content
US20080188574A1 (en) * 2007-02-02 2008-08-07 Sunjin Chemical Co., Ltd. Disperse system having fine powder-typed inorganic metal oxide dispersed in water and preparing method for the same
EP2468239A1 (fr) * 2010-12-21 2012-06-27 Procter & Gamble International Operations SA Produits encapsulés
KR20160050227A (ko) * 2014-10-29 2016-05-11 (주)클레어스코리아 피부 미백에 효과를 갖는 9가지 컴플렉스 화장품 조성물의 제조방법.
EP3061500A1 (fr) * 2015-02-25 2016-08-31 Symrise AG Dispersions stables

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030004226A1 (en) 2000-01-10 2003-01-02 Dietrich Hoffman Low-viscosity, melamine-formaldehyde resin microcapsule dispersions with reduced formaldehyde content
US20080188574A1 (en) * 2007-02-02 2008-08-07 Sunjin Chemical Co., Ltd. Disperse system having fine powder-typed inorganic metal oxide dispersed in water and preparing method for the same
EP2468239A1 (fr) * 2010-12-21 2012-06-27 Procter & Gamble International Operations SA Produits encapsulés
KR20160050227A (ko) * 2014-10-29 2016-05-11 (주)클레어스코리아 피부 미백에 효과를 갖는 9가지 컴플렉스 화장품 조성물의 제조방법.
EP3061500A1 (fr) * 2015-02-25 2016-08-31 Symrise AG Dispersions stables

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"Disodium stearyl sulfosuccinamate", 30 May 2013 (2013-05-30), XP002771055, Retrieved from the Internet <URL:http://www.saapedia.org/en/saa/?type=detail&id=7016> [retrieved on 20170613] *
DATABASE WPI Week 201642, 2016 Derwent World Patents Index; AN 2016-387678, XP002771056 *

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EP3360951B1 (fr) 2020-08-12
EP3360951A1 (fr) 2018-08-15

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