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
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/50—Perfumes
  • C11D3/502—Protected perfumes
• • A—HUMAN NECESSITIES
  • A45—HAND OR TRAVELLING ARTICLES
  • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
  • A45D37/00—Sachet pads specially adapted for liquid toiletry or cosmetic substances
• • A—HUMAN NECESSITIES
  • A45—HAND OR TRAVELLING ARTICLES
  • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
  • A45D34/00—Containers or accessories specially adapted for handling liquid toiletry or cosmetic substances, e.g. perfumes
  • A45D34/04—Appliances specially adapted for applying liquid, e.g. using roller or ball
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/005—Compositions containing perfumes; Compositions containing deodorants
• • A—HUMAN NECESSITIES
  • A45—HAND OR TRAVELLING ARTICLES
  • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
  • A45D2200/00—Details not otherwise provided for in A45D
  • A45D2200/10—Details of applicators
  • A45D2200/1009—Applicators comprising a pad, tissue, sponge, or the like
  • A45D2200/1018—Applicators comprising a pad, tissue, sponge, or the like comprising a pad, i.e. a cushion-like mass of soft material, with or without gripping means
• • 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
  • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
  • C11D2111/10—Objects to be cleaned
  • C11D2111/12—Soft surfaces, e.g. textile

Definitions

• the present invention relates to a perfume-containing molded body.
• the invention further relates to methods for producing the molded body, as well as a textile detergent containing the molded body.
• the present invention also relates to the use of the perfume-containing molded body or such a textile detergent for cleaning or caring for textiles.
• the international registration WO 2017/004339 A1 describes shaped cuboid substrates which are coated with fragrance capsules on their surface.
• German patent DE 690 16 695 T2 It focuses on perfume particles based on water-insoluble polymers.
• the international registration WO 2018/213170 A1 Describes water-insoluble articles containing active ingredients.
• Fragrances often in the form of fragrance particles, are either used as an integral component of a detergent or cleaning agent, or added separately to the washing drum at the beginning of a wash cycle. This allows consumers to control the fragrance of their laundry through individual dosage.
• the main component of such scented pastilles known in the prior art is, for example, a water-soluble or at least water-dispersible carrier polymer, such as polyethylene glycol (PEG), which serves as a vehicle for the integrated fragrances and which dissolves more or less completely in the washing solution during the waxing process, thus releasing the contained fragrances and, if applicable, other components into the washing solution.
• a melt is created from the carrier polymer. which contains the other ingredients or these are then added, and the resulting melt is then subjected to a shaping process, during which it cools, solidifies and takes on the desired shape.
• scented pastilles One disadvantage of well-known scented pastilles is the loss of volatile fragrance substances, which escape from the pastille into the surrounding atmosphere. While this continuous release of fragrance substances is desirable insofar as it gives the consumer a (fragrant) impression of the fragrance particle, it leads to a measurable loss of performance of the scented pastilles during prolonged storage or storage in open containers.
• the scented pastilles currently available on the market tend to clump together during prolonged storage, which in turn impairs the dosing capability and accuracy of the scented pastilles.
• the technical task was to provide compositions that are characterized by a long-lasting high-quality fragrance effect, can be reliably dosed, and also have an appealing appearance.
• a molded body is understood to be a body produced by means of a molding process.
• Preferred molded bodies are dimensionally stable. Bodies are considered dimensionally stable if they possess an inherent dimensional stability that enables them to assume a non-disintegrating spatial shape under normal conditions of manufacture, storage, transport, and handling by the consumer, whereby this spatial shape also changes over the aforementioned conditions. for a longer period of time, preferably 4 weeks, particularly preferably 8 weeks and especially 32 weeks, without changing, that is to say, under the usual conditions of manufacture, storage, transport and handling by the consumer, remaining in the spatial-geometric form resulting from the manufacture, i.e., not melting.
• the mass of preferred molded bodies is 4 to 22 g, and in particular 5 to 20 g. Corresponding molded body masses ensure a balanced ratio of carrier material and fragrance while providing sufficient fragrance effect, thus simplifying the production of the molded bodies.
• the molded bodies have a surface area to volume ratio of 2.5 cm3 to 8 cm3 , and especially of 3 cm3 to 7 cm3 .
• Such molded bodies in addition to good dissolution properties, are characterized by a uniform and persistent fragrance profile.
• the shaped body can be designed in different ways, provided that the characteristic ratio of body surface area to body volume is maintained.
• the production of the molded parts is simplified if they have at least one flat side or outer surface.
• the molded parts preferably have neither a hemispherical nor a spherical shape.
• An exemplary shaped body has a flat base and a convex polyhedral dome surface adjoining the base.
• the shaped bodies Preferably, however, the shaped bodies have neither a cubic shape nor are they in the form of other convex bodies.
• the shaped bodies preferably have at least one convex or one concave side.
• shaped bodies that have at least one side comprising both convex and concave sections are particularly preferred.
• Exemplary shaped bodies are modeled after geometric patterns or objects from nature or technology.
• the process handling including the packaging of the molded parts, is facilitated if the molded part has at least one mirror plane.
• the surface of the cleaning agent container may have imprints. These imprints may also be geometric patterns, pictorial shapes, warnings, letters, names, numbers, or brand names. For better identification
• the embossed markings and the surrounding surface can be different colors. For example, the embossed markings can be colored.
• Preferred shaped bodies have a spatial extent in at least one spatial direction above 12 mm, preferably above 18 mm, particularly preferably above 24 mm and especially above 30 mm.
• the scent profile of molded bodies can be influenced not only by the surface area to volume ratio but also by the density of the molded bodies. Since these bodies are typically used in aqueous media, where they decompose or dissolve and release their scent profile, the density of this aqueous medium is the crucial reference point for characterizing the molded bodies.
• Molded bodies with a density above 1 g/cm -3 preferably in the range between 1.05 and 1.5 g/cm -3 , particularly preferably in the range of 1.05 and 1.2 g/cm -3 are characterized by accelerated disintegration or dissolution behavior and accelerated fragrance release.
• Influencing the fragrance release kinetics of the molded bodies in an aqueous bath makes it possible, for example, to vary the intensity and/or duration of the fragrance application to textile structures present in the aqueous bath.
• the molded parts can be designed as single-phase or multi-phase components.
• a "phase” is defined as a visually perceptible, continuous spatial region of the molded part, which preferably comprises at least 5 vol.%, preferably 10 to 90 vol.%, and particularly 20 to 80 vol.% of the molded part.
• a two-phase molded part therefore comprises two visually distinguishable, continuous spatial regions, one of which, for example, comprises 10 vol.% and the other, for example, 90 vol.% of the molded part.
• Particularly favored molded bodies feature two phases. This two-phase structure expands the number of aesthetic options in the design of the molded bodies and also allows for the separation of incompatible or different active ingredients. For example, it is possible to load the different phases of the molded bodies with different fragrances.
• the molded parts comprise a water-soluble carrier material.
• the weight fraction of the carrier material, preferably the water-soluble carrier material, to the total weight of the The composition of the molded body is preferably 20 to 95 wt.%, preferably 40 to 90 wt.% and particularly 45 to 90 wt.%.
• the molded parts can be manufactured using various methods. Examples include compaction/tableting or extrusion. The production of melt-molded or gel-molded parts is preferred.
• the molded parts are melt-molded parts.
• the two particularly preferred carrier materials for melt-molded parts are polyethylene glycol and sodium acetate.
• the support material is selected from the group of water-soluble polymers, preferably from the group of polyalkylene glycols, in particular from the group of polyethylene glycols.
• polyalkylene glycols having a mean molecular weight (M n ) of >1000 g/mol, in particular >1500 g/mol, preferably a mean molecular weight between 3000 and 15000, more preferably a mean molecular weight between 4000 and 13000, further preferably a mean molecular weight between 4000 and 6000, 6000 and 8000 or 9000 and 12000 and in particular preferably of about 4000 or about 6000 g/mol.
• the “mean molecular weight of polyalkylene glycols” refers to the number-mean molecular weight (M n ), which is calculated from the OH number measured according to DIN 53240-1:2012-07.
• polyalkylene glycols with a melting point between 40 °C and 90 °C, and especially in the range of 45 to 70 °C, are particularly preferred.
• polyalkylene glycols suitable in the context of the present invention are polypropylene glycol and polyethylene glycol.
• Polyethylene glycol is particularly preferred as the carrier material.
• the carrier material is a polyethylene glycol with a mean molecular weight (M ⁇ sub>n ⁇ /sub> ) of >1500 g/mol, preferably a mean molecular weight between 3000 and 15000, more preferably a mean molecular weight between 4000 and 13000, further preferably a mean molecular weight between 4000 and 6000, 6000 and 8000, or 9000 and 12000, and particularly preferably of about 4000 or about 6000 g/mol.
• such a polyethylene glycol is characterized by a melting point in the range of 45 to 70°C, preferably 50 to 65°C. from, more preferably 50 to 60°C.
• “About” or “approximately”, as used herein in connection with a numerical value, means the numerical value ⁇ 10%, preferably 45%.
• a molecular weight of about 6000 g/mol thus means 5400-6600 g/mol, preferably 5700-6300 g/mol.
• specific salts can also be used as support materials. These specific salts are primarily hydrated salts whose water vapor partial pressure at a specific temperature in the range of 30 to 100°C corresponds to the H2O partial pressure of the saturated solution of that salt.
• the melt body is produced from a solution of the carrier material in the water/water of crystallization contained in the composition.
• the term "melt" is used for such a solution, in contrast to the established usage of referring to the state in which the carrier material dissolves in its own water of crystallization by releasing water, thus forming a liquid.
• the term "melt,” as used herein, therefore denotes the liquid state of the composition that arises when the temperature is exceeded at which the carrier material releases water of crystallization and then dissolves in the water contained in the composition.
• the corresponding dispersion which contains the (solid) substances described herein dispersed in the melt of the carrier material, is thus also part of the invention. Therefore, whenever reference is made below to the solid, particulate composition, this always includes the corresponding melt/melt dispersion from which it is obtained. Since these do not differ in composition except for their state of matter, the terms are used synonymously herein.
• a preferred support material is characterized by being selected from hydrated salts whose water vapor partial pressure at a temperature in the range of 30 to 100°C corresponds to the H2O partial pressure of the saturated solution of this salt at the same temperature.
• the support materials according to the invention exhibit this behavior at a temperature in the range of 40 to 90°C, particularly preferably between 50 and 85°C, and even more preferably between 55 and 80°C.
• water-soluble carrier materials from the group of hydrous salts include in particular sodium acetate trihydrate (Na(CH 3 COO) ⁇ 3H 2 O), Glauber's salt (Na 2 SO 4 ⁇ 10H 2 O) and trisodium phosphate dodecahydrate (Na 3 PO 4 ⁇ 12 H 2 O).
• a particularly suitable hydrate is sodium acetate trihydrate (Na( CH3COO )2 ⁇ 3H2O ), as it dissolves in its own water of crystallization in the particularly preferred temperature range of 55 to 80°C, specifically at about 58°C.
• the sodium acetate trihydrate can be used directly as such, but alternatively, anhydrous sodium acetate can be used in combination with free water, in which case the trihydrate forms in situ .
• the water is used in a substoichiometric or superstoichiometric amount relative to the amount necessary to convert all the sodium acetate to sodium acetate trihydrate, preferably in an amount of at least 60 wt.%, preferably at least 70 wt.%, more preferably at least 80 wt.%, and most preferably 90 wt.%, 100 wt.% or more, of the amount theoretically required to convert all the sodium acetate to sodium acetate trihydrate (Na( CH3COO )2 ⁇ 3H2O ).
• the use of water exceeding the stoichiometric ratio is particularly preferred.
• compositions according to the invention this means that when (anhydrous) sodium acetate is used alone or in combination with a hydrate thereof, preferably the trihydrate, water is also used, wherein the amount of water corresponds at least to the amount that would be stoichiometrically necessary to ensure that at least 60 wt.% of the total amount of sodium acetate and its hydrates, preferably at least 70 wt.%, more preferably at least 80 wt.%, even more preferably at least 90 wt.%, and most preferably at least 100 wt.%, is present in the form of sodium acetate trihydrate.
• the amount of water exceeds the amount that would theoretically be necessary to convert all of the sodium acetate into the corresponding trihydrate.
• a composition containing 50 wt% anhydrous sodium acetate and no hydrate thereof contains at least 19.8 wt% water (60% of the 33 wt% that would theoretically be necessary to convert all of the sodium acetate into the trihydrate).
• the support material of the melt molded bodies is selected from the group of hydrated salts whose water vapor partial pressure at a temperature in the range of 40 to 90°C, preferably 50 to 85°C, even more preferably 55 to 80°C, corresponds to the H2O partial pressure of the saturated solution of this salt, preferably sodium acetate trihydrate (Na( CH3COO ) ⁇ 3H2O ).
• Particularly preferred molded bodies comprise sodium acetate trihydrate as a carrier material in an amount of 20 to 95 wt.%, preferably 30 to 95 wt.%, preferably 40 to 90 wt.% and particularly 45 to 90 wt.%, based on the total weight of the molded body.
• the molded body is a gel molded body.
• Hydrocolloids are a first group of preferred gelling agents.
• Hydrocolloids (“hydrophilic colloids”) are macromolecules with a largely linear shape and intermolecular forces that enable secondary and primary valence bonds between individual molecules, thus forming a network-like structure. They are partially water-soluble natural or synthetic polymers that form gels or viscous solutions in aqueous systems. They increase the viscosity of water by either binding water molecules (hydration) or by absorbing and encasing the water within their intertwined macromolecules, thereby simultaneously restricting the water's mobility.
• a first group of particularly preferred hydrocolloids consists of the fully synthetic hydrocolloids, in particular the polyacrylic polymers and polymethacrylic polymers, especially the cross-linked polyacrylic acid polymers.
• polyacrylic and polymethacrylic polymers advantageous according to the invention are understood to be crosslinked or uncrosslinked polyacrylic acid and/or polymethacrylic acid polymers, such as those available, for example, from 3V Sigma under the trade names Synthalen K or Synthalen M, or from Lubrizol under the trade names Carbopol (e.g., Carbopol 980, 981, 954, 2984, 5984 and/or Silk 100), each with the INCI name Carbomer.
• Carbopol e.g., Carbopol 980, 981, 954, 2984, 5984 and/or Silk 100
• Cosmedia SP INCI name: SODIUM POLYACRYLATE
• Suitable polyacrylic and polymethacrylic polymers can also include copolymers of acrylic acid and/or methacrylic acid.
• a suitable polymer in this context is...
• One suitable polymer is Acrylates/C10-30 Alkyl Acrylate Crosspolymer, known by the INCI name, which is available from Noveon under the trade name Carbopol 1382.
• Another suitable polymer is Acrylates/Steareth-20 Methacrylate Crosspolymer, known by the INCI name, which is marketed, for example, under the trade name Aculyn® 88 by Rohm & Haas.
• polymers with the INCI names Acrylates/Palmeth-25 Acrylate Copolymer or Acrylates/Palmeth-20 Acrylate Copolymer can be used. Such polymers are available, for example, from 3V Sigma under the trade name Synthalen® W 2000.
• a copolymer of at least one anionic acrylic acid or methacrylic acid monomer and at least one nonionic monomer is also preferred.
• Preferred nonionic monomers in this context are acrylamide, methacrylamide, acrylic acid esters, methacrylic acid esters, vinylpyrrolidone, vinyl ethers, and vinyl esters.
• polyacrylic and polymethacrylic polymers are, for example, copolymers of acrylic acid and/or methacrylic acid and their C1 - C6 alkyl esters, as marketed under the INCI declaration Acrylates Copolymer.
• a preferred commercial product is, for example, Aculyn® 33 from Rohm & Haas.
• copolymers of acrylic acid and/or methacrylic acid, the C1 - C6 alkyl esters of acrylic acid and/or methacrylic acid, and the esters of an ethylene-unsaturated acid and an alkoxylated fatty alcohol are also preferred.
• Suitable ethylene-unsaturated acids are, in particular, acrylic acid, methacrylic acid, and itaconic acid; suitable alkoxylated fatty alcohols are, in particular, steareth-20 or ceteth-20.
• Such copolymers are marketed by the company Rohm & Haas under the trade name Aculyn ® 22 (INCI name: Acrylates/Steareth-20 Methacrylate Copolymer).
• a second group of particularly preferred hydrocolloids consists of natural hydrocolloids, preferably hydrocolloids from the group comprising gelatin, agar, gum arabic, guar gum, gellan gum, alginates, carrageenan, carrageenate, and pectins, particularly preferably from the group comprising gelatin and agar.
• the weight fraction of the natural hydrocolloid in the total weight of the dimensionally stable, fragrance-containing molded body is preferably 0.2 to 25 wt.% and particularly 1.0 to 22 wt.%.
• gelling agents which contain at least one hydrocarbon structural unit with 6 to 20 carbon atoms (preferably at least one carbocyclic aromatic structural unit) and additionally an organic structural unit covalently bonded to the aforementioned hydrocarbon unit, which has at least two groups selected from -OH, -NH-, or mixtures thereof.
• both the aforementioned benzylidenealditols in the L-configuration or in the D-configuration, or a mixture of both, are suitable. Due to their natural availability, the benzylidenealditol compounds in the D-configuration are preferably used according to the invention.
• the alditol backbone of the benzylidenealditol compound contained in the molded body according to formula (GB-I) is derived from D-glucitol, D-mannitol, D-arabinitol, D-ribitol, D-xylitol, L-glucitol, L-mannitol, L-arabinitol, L-ribitol, or L-xylitol.
• gelling agents characterized in that R 1 , R 2 , R 3 , R 4 , R 5 and R 6 , according to the benzylidenealditol compound of formula (GB-I), independently represent a hydrogen atom, methyl, ethyl, chlorine, fluorine or methoxy, preferably a hydrogen atom.
• n according to the benzylidenealditol compound of the formula (GB-I) preferably stands for 1.
• the shaped bodies particularly preferably contain at least one compound of formula (GB-I1) as a benzylidenealditol compound of formula (GB-I).
• R1 , R2 , R3 , R4 , R5 and R6 are defined as in formula (I).
• R1 , R2 , R3 , R4 , R5 and R6 represent independently a hydrogen atom, methyl, ethyl, chlorine, fluorine or methoxy, preferably a hydrogen atom.
• the benzylidenealditol compound of formula (GB-I) is most preferably selected from 1,3:2,4-Di-O-benzylidene-D-sorbitol; 1,3:2,4-Di-O-(p-methylbenzylidene)-D-sorbitol; 1,3:2,4-Di-O-(p-chlorobenzylidene)-D-sorbitol; 1,3:2,4-Di-O-(2,4-dimethylbenzylidene)-D-sorbitol; 1,3:2,4-Di-O-(p-ethylbenzylidene)-D-sorbitol; 1,3:2,4-Di-O-(3,4-dimethylbenzylidene)-D-sorbitol or mixtures thereof.
• R3 and R4 represent a hydrogen atom according to formula (GB-II). It is particularly preferred if R2 , R3 , and R4 represent a hydrogen atom according to formula (GB-II). Therefore, particularly preferred molded bodies according to the invention contain at least one 2,5-diketopiperazine compound according to formula (GB-IIa). wherein R 1 and R 5 are defined as under formula (GB-II) (vide supra).
• the 2,5-diketopiperazine compounds of formula (GB-II) exhibit chiral centers at least at the carbon atoms of positions 3 and 6 of the 2,5-diketopiperazine ring.
• the numbering of ring positions 3 and 6 is illustrated by way of example in formula (GB-IIb).
• the 2,5-diketopiperazine compound of formula (GB-II) of the compositions according to the invention is preferably, with respect to the stereochemistry of the carbon atoms at positions 3 and 6 of the 2,5-diketopiperazine ring, the configurational isomer 3S,6S, 3R,6S, 3S,6R, 3R,6R or mixtures thereof, particularly preferably 3S,6S.
• Preferred second gel phases contain at least one 2,5-diketopiperazine compound of formula (GB-II) as a gelling agent, selected from 3-benzyl-6-carboxyethyl-2,5-diketopiperazine, 3-benzyl-6-carboxymethyl-2,5-diketopiperazine, 3-benzyl-6-(p-hydroxybenzyl)-2,5-diketopiperazine, 3-benzyl-6-iso-propyl-2,5-diketopiperazine, 3-benzyl-6-(4-aminobutyl)-2,5-diketopiperazine, 3,6-di(benzyl)-2,5-diketopiperazine, 3,6-di(p-hydroxybenzyl)-2,5-diketopiperazine, 3,6-di(p-(benzyloxy)benzyl)-2,5-diketopiperazine, 3-Benzyl-6-(4-imidazolyl)methyl-2,5-diketopipe
• Each of the stereocenters contained in the compound of formula (GB-III) can independently represent the L- or D-stereoisomer. According to the invention, it is preferred if said cystine compound of formula (GB-III) is derived from the L-stereoisomer of cysteine.
• the aforementioned shaped bodies may contain at least one compound of formula (GB-III) in which R 1 , R 2 , R 3 and R 4 independently represent a hydrogen atom, a halogen atom, a C 1 -C 4 alkyl group, a C 1 -C 4 alkoxy group, a C 2 -C 4 hydroxyalkyl group, a hydroxyl group, or R 1 with R 2 or R 3 with R 4 forms a 5- or 6-membered annealed ring, which in turn may each be substituted with at least one group consisting of a C 1 -C 4 alkyl group, a C 1 -C 4 alkoxy group, a C 2 -C 4 hydroxyalkyl group, or a hydroxyl group.
• R 1 , R 2 , R 3 and R 4 independently represent a hydrogen atom, a halogen atom, a C 1 -C 4 alkyl group, a C 1 -C 4 alkoxy group, a C 2
• Glucuronic acid is a particularly preferred residue.
• R1 is preferably H or a short-chain alkyl residue, in particular methyl.
• R2 is preferably a long-chain alkyl residue, for example a C8 - C18 alkyl residue.
• the gelling agent is selected from the group consisting of benzylidene alditol compound, hydroxystearic acid, hydrogenated castor oil, diarylamidocystine compound, N-( C8 - C24 )-hydrocarbylglyconamide, diketopiperazine compound, 2-methyl acrylic acid 2-ureidoethyl ester, and mixtures thereof. Due to its technical properties, the at least one gelling agent N,N'-dibenzoylcystine (DBC) or dibenzylidene sorbitol (DBS), but especially dibenzylidene sorbitol (DBS), is particularly preferred.
• DBC dibenzoylcystine
• DBS dibenzylidene sorbitol
• DBS dibenzylidene sorbitol
• Suitable polyacrylates include homo- and copolymers of acrylic acid, in particular acrylic acid copolymers such as acrylic acid-methacrylic acid copolymers, and polysaccharides, in particular heteropolysaccharides, as well as other common polymeric thickeners.
• Suitable acrylic acid polymers include, for example, high-molecular-weight homopolymers of acrylic acid (INCI Carbomer) cross-linked with a polyalkenyl polyether, in particular an allyl ether of sucrose, pentaerythritol, or propylene; these are also known as carboxyvinyl polymers.
• polyalkenyl polyether in particular an allyl ether of sucrose, pentaerythritol, or propylene; these are also known as carboxyvinyl polymers.
• Such polyacrylic acids are available, among others, from BFGoodrich under the trade name Carbopof® .
• Particularly suitable polymers include the following acrylic acid copolymers: (i) copolymers of two or more monomers from the group consisting of acrylic acid, methacrylic acid and their simple esters, preferably formed with C1-4 alkanols (INCI Acrylates Copolymer), which include, for example, the copolymers of methacrylic acid, butyl acrylate and methyl methacrylate ( CAS 25035-69-2 ) or of butyl acrylate and methyl methacrylate ( CAS 25852-37-3 ) and which are available, for example, from Rohm & Haas under the trade names Aculyn® and Acusol® and from Degussa (Goldschmidt) under the trade name Tego® Polymer; (ii) crosslinked high-molecular-weight acrylic acid copolymers, which include, for example, copolymers of C 10-30 alkyl acrylates crosslinked with an allyl ether of sucrose or pentaerythritol with one or
• Suitable acrylic acid esters are also available from BASF under the trade names Skalan® AT 120 and Rheovis® AT 120.
• the pH value is preferably greater than 7, particularly at least 7.5, and preferably 8 or more.
• Preferred polyvinyl alcohols have a molecular weight of 10,000 g/mol to 150,000 g/mol, particularly preferably 10,000 g/mol to 80,000 g/mol, and especially 10,000 g/mol to 40,000 g/mol.
• the degree of hydrolysis of preferred polyvinyl alcohols is 70 to 100 mol%, preferably 80 to 90 mol%, particularly preferably 81 to 89 mol%, and especially 82 to 88 mol%.
• the second essential component of the molded parts is fragrance.
• a fragrance is a chemical substance that stimulates the sense of smell. To stimulate the sense of smell, the chemical substance should be at least partially dispersible in the air, meaning the fragrance should be at least slightly volatile at 25°C. If the fragrance is highly volatile, the odor intensity dissipates quickly. However, with lower volatility, the odor impression is more lasting, meaning it does not disappear as quickly.
• the fragrance therefore has a melting point in the range of -100°C to 100°C, preferably from -80°C to 80°C, even more preferably from -20°C to 50°C, and particularly from -30°C to 20°C.
• the fragrance has a boiling point in the range of 25°C to 400°C, preferably 50°C to 380°C, more preferably 75°C to 350°C, and in particular 100°C to 330°C.
• the fragrance has a molecular mass of 40 to 700 g/mol, or more preferably, 60 to 400 g/mol.
• fragrance The scent of a fragrance is perceived as pleasant by most people and often corresponds to the smell of, for example, flowers, fruits, spices, bark, resin, leaves, grasses, mosses, and roots. Fragrances can therefore be used to mask unpleasant odors or to imbue an odorless substance with a desired scent.
• Individual odor compounds such as synthetic products like esters, ethers, aldehydes, ketones, alcohols, and hydrocarbons, can be used as fragrances.
• fragrance compounds of the aldehyde type include Adoxal (2,6,10-Trimethyl-9-undecenal), Anisaldehyde (4-Methoxybenzaldehyde), Cymal (3-(4-Isopropyl-phenyl)-2-methylpropanal), Ethylvanillin, Florhydral (3-(3-isopropylphenyl)butanal), Helional (3-(3,4-Methylenedioxyphenyl)-2-methylpropanal), Heliotropin, Hydroxycitronellal, Lauraldehyde, Lyral (3- and 4-(4-Hydroxy-4-methylpentyl)-3-cyclohexene-1-carboxaldehyde), Methylnonylacetaldehyde, Lilial (3-(4-tert-Butylphenyl)-2-methylpropanal), Phenylacetaldehyde, Undecylenaldehyde, Vanillin, 2,6,10-
• alpha-n-amylcinnamaldehyde Melonal (2,6-dimethyl-5-heptenal), 2,4-di-methyl-3-cyclohexene-1-carboxaldehyde (Triplal), 4-methoxybenzaldehyde, benzaldehyde, 3-(4-tert-butylphenyl)-propanal, 2-methyl-3-(para-methoxyphenyl)propanal, 2-Methyl-4-(2,6,6-timethyl-2(1)-cyclohexen-1-yl)butanal, 3-phenyl-2-propenal, cis-/trans-3,7-dimethyl-2,6-octadien-1-al, 3,7-dimethyl-6-octen-1-al, [(3,7-dimethyl-6-octenyl)oxy]acetaldehyde, 4-isopropylbenzylaldehyde, 1,2,3,4,5,6,7,8-Oct
• ketone-type fragrance compounds include methyl beta-naphthyl ketone, musk indanone (1,2,3,5,6,7-hexahydro-1,1,2,3,3-pentamethyl-4H-inden-4-one), tonalid (6-acetyl-1,1,2,4,4,7-hexamethyltetralin), alpha-damascone, beta-damascone, delta-damascone, iso-damascone, damascenone, methyl dihydrojasmonate, menthone, carvone, camphor, koavone (3,4,5,6,6-pentamethylhept-3-en-2-one), fenchone, alpha-ionone, beta-ionone, gamma-methyl-ionone, fleuramone (2-heptylcyclopentanone), dihydrojasmone, cis-jasmone, and iso-E-Super (1-(1,2,3,4,5,
• fragrance compounds of the alcohol type are 10-undecen-1-ol, 2,6-dimethylheptan-2-ol, 2-methylbutanol, 2-methylpentanol, 2-phenoxyethanol, 2-phenylpropanol, 2-tert-butylcyclohexanol, 3,5,5-trimethylcyclohexanol, 3-hexanol, 3-methyl-5-phenylpentanol, 3-octanol, 3-phenylpropanol, 4-heptenol, 4-isopropylcyclohexanol, 4-tert-butylcyclohexanol, 6,8-dimethyl-2-nonen-nol, 6-nonen-1-ol, 9-decen-1-ol, ⁇ -methylbenzyl alcohol, ⁇ -terpineol, amyl salicylate, and benzyl alcohol.
• fragrance compounds of the ester type are benzyl acetate, phenoxyethyl isobutyrate, p-tert-butylcyclohexyl acetate, linalyl acetate, dimethylbenzylcarbinyl acetate (DMBCA), phenylethyl acetate, benzyl acetate, ethylmethylphenyl glycinate, allylcyclohexyl propionate, styralylli propionate, benzyl salicylate, cyclohexyl salicylate, Floramate, Melusate and Jasmacyclate.
• DMBCA dimethylbenzylcarbinyl acetate
• benzyl acetate ethylmethylphenyl glycinate
• allylcyclohexyl propionate styralylli propionate
• benzyl salicylate cyclohexyl salicylate
• ethers examples include benzyl ethyl ether and ambroxane.
• Hydrocarbons mainly include terpenes such as limonene and pinene.
• fragrances are used, which together create an appealing scent.
• a mixture of fragrances can also be called perfume or perfume oil.
• perfume oils can also contain natural fragrance mixtures, such as those available from plant sources.
• Fragrances of plant origin include essential oils such as angelica root oil, anise oil, arnica flower oil, basil oil, bay oil, champaca flower oil, citrus oil, silver fir oil, silver fir cone oil, elemi oil, eucalyptus oil, fennel oil, spruce needle oil, galbanum oil, geranium oil, ginger grass oil, guaiac wood oil, gurjun balsam oil, helichrysum oil, ho oil, ginger oil, iris oil, jasmine oil, cajeput oil, calamus oil, chamomile oil, camphor oil, kanaga oil, cardamom oil, cassia oil, pine needle oil, copaiba balsam oil, coriander oil, spearmint oil, caraway oil, cumin oil, labdanum oil, lavender oil, lemongrass oil, linden flower oil, lime oil, mandarin oil, lemon balm oil, mint oil, musk seed oil, clary oil, myrrh oil, and clove oil
• core-shell particles are particularly preferred as active ingredient particles.
• Such particles comprise an active ingredient-containing core and a shell material surrounding this core.
• Preferred shell materials for the active ingredient particles include materials from the group consisting of polyurethane, polylactic acid, polyurea, polyamide, and melamine-formaldehyde resin.
• the fragrance is used in encapsulated form (fragrance capsules), particularly in microcapsules.
• the entire fragrance can also be used in encapsulated form.
• the microcapsules can be water-soluble and/or water-insoluble.
• melamine-urea-formaldehyde microcapsules, melamine-formaldehyde microcapsules, urea-formaldehyde microcapsules, or starch microcapsules can be used.
• “Fragrance precursor” refers to compounds that release the actual fragrance only after chemical conversion/cleavage, typically through exposure to light or other environmental conditions such as pH, temperature, etc. Such compounds are also frequently referred to as fragrance precursors or "pro-fragrances.”
• the fragrance is selected from the group of perfume oils and fragrance capsules.
• the use of a combination of perfume oil and fragrance capsule is particularly preferred.
• the weight fraction of the fragrance in the total weight of the molded bodies is preferably 1 to 20 wt.%, particularly preferably 1 to 15 wt.% and particularly 3 to 12 wt.%.
• the molded parts preferably comprise at least one dye. It is particularly preferred that the molded parts comprise at least one water-soluble dye, and especially preferably a water-soluble polymer dye.
• Such dyes are known in the art and are typically used in concentrations of 0.001 to 0.5 wt.%, preferably 0.01 to 0.3 wt.%, based on the total weight of the composition.
• Preferred dyes the selection of which poses no difficulty to the expert, should have high storage stability and insensitivity to the other ingredients of the washing or cleaning agents and to light, as well as no pronounced substantivity towards textile fibers, so as not to stain them.
• the dye is a common dye that can be used in various detergents or cleaning agents.
• the dye is selected from Acid Red 18 (CI 16255), Acid Red 26, Acid Red 27, Acid Red 33, Acid Red 51, Acid Red 87, Acid Red 88, Acid Red 92, Acid Red 95, Acid Red 249 (CI 18134), Acid Red 52 (CI 45100), Acid Violet 126, Acid Violet 48, Acid Violet 54, Acid Yellow 1, Acid Yellow 3 (CI 47005), Acid Yellow 11, Acid Yellow 23 (CI 19140), Acid Yellow 3, Direct Blue 199 (CI 74190), Direct Yellow 28 (CI 19555), Food Blue 2 (CI 42090), Food Blue 5:2 (CI 42051:2), Food Red 7(01 16255), Food Yellow 13 (CI 47005), Food Yellow 3 (CI 15985), Food Yellow 4 (CI 19140), Reactive Green 12, Solvent Green 7 (CI 59040).
• Particularly preferred dyes are water-soluble acid dyes, for example Food Yellow 13 (Acid Yellow 3, CI 47005), Food Yellow 4 (Acid Yellow 23, CI 19140), Food Red 7 (Acid Red 18, CI 16255), Food Blue 2 (Acid Blue 9, CI 42090), Food Blue 5 (Acid Blue 3, CI 42051), Acid Red 249 (CI 18134), Acid Red 52 (CI 45100), Acid Violet 126, Acid Violet48, Acid Blue 80(01 61585), Acid Blue 182, Acid Blue 182, Acid Green 25 (CI 61570), Acid Green 81.
• Water-soluble direct dyes such as Direct Yellow 28 (CI 19555) and Direct Blue 199 (CI 74190)
• water-soluble reactive dyes such as Reactive Green 12, as well as the dyes Food Yellow 3 (CI 15985) and Acid Yellow 184, are also preferably used.
• Aqueous dispersions of the following pigment dyes are also preferably used: Pigment Black 7 (CI 77266), Pigment Blue 15 (CI 74160), Pigment Blue 15:1 (CI 74160), Pigment Blue 15:3 (CI 74160), Pigment Green 7 (CI 74260), Pigment Orange 5, Pigment Red 112 (CI 12370), Pigment Red 112 (CI 12370), Pigment Red 122 (CI 73915), Pigment Red 179 (CI 71130), and Pigment Red 184 (CI 73915).
• Pigment Red 188 (CI 12467), Pigment Red 4 (CI 12085), Pigment Red 5 (CI 12490), Pigment Red 9, Pigment Violet 23 (CI 51319), Pigment Yellow 1 (CI 28 11680), Pigment Yellow 13 (CI 21100), Pigment Yellow 154, Pigment Yellow 3 (CI 11710), Pigment Yellow 74, Pigment Yellow 83 (CI 21108), Pigment Yellow 97.
• the following pigment dyes are used in the form of dispersions: Pigment Yellow 1 (CI 11680), Pigment Yellow 3 (CI 11710), Pigment Red 112 (CI 12370), Pigment Red 5 (CI 12490), Pigment Red 181 (CI 73360), Pigment Violet 23 (CI 51319), Pigment Blue 15:1 (CI 74160), Pigment Green 7 (CI 74260), Pigment Black 7 (CI 77266).
• water-soluble polymer dyes for example Liquitint, Liquitint Blue HP, Liquitint Blue MC, Liquitint Blue 65, Liquitint Cyan 15, Liquitint Patent Blue, Liquitint Violet 129, Liquitint Royal Blue, Liquitint Experimental Yellow 8949-43, Liquitint Green HMC, Liquitint Yellow LP, Liquitint Yellow II and mixtures thereof, are used.
• the group of particularly preferred dyes includes Acid Blue 3, Acid Yellow 23, Acid Red 33, Acid Violet 126, Liquitint Yellow LP, Liquitint Cyan 15, Liquitint Blue HP and Liquitint Blue MC.
• bitter substances primarily serves to prevent oral ingestion of the molded parts.
• Preferred molded bodies contain at least one bittering agent in an amount of 0.0001 to 0.05 wt.%, based on the total weight of the composition. Amounts of 0.0005 to 0.02 wt.% are particularly preferred.
• bittering agents that are soluble in water at 20 °C to at least 5 g/l are particularly preferred.
• ionogenic bittering agents have proven superior to nonionic ones. Ionic bittering agents, consisting of organic cation(s) and organic anion(s), are therefore preferred for the composition according to the invention.
• the at least one bitter substance is therefore an ionic bitter substance.
• Quaternary ammonium compounds containing an aromatic group in both the cation and the anion are particularly well-suited in the context of the present invention.
• the at least one bittering agent is therefore a quaternary ammonium compound.
• a suitable quaternary ammonium compound is, for example, without limitation, benzyldiethyl((2,6-xylylcarbamoyl)methyl)ammonium benzoate, which is commercially available under trademarks such as Bitrex® and Indigestin® . This compound is also known as denatonium benzoate.
• the at least one bittering agent is benzyldiethyl((2,6-xylylcarbamoyl)methyl)ammonium benzoate ( Bitrex® ). If Bitrex® is used, weight percentages of 0.0001 to 0.05 wt% are preferred. These values refer to the active ingredient content and the total weight.
• the molded bodies are particularly suitable for scenting textiles.
• the molded bodies can be used both as a standalone product and in combination with another agent, preferably in combination with a textile detergent.
• a textile detergent containing one of the molded bodies described above is therefore a further subject matter of the application.
• the molded bodies or textile detergents containing molded bodies primarily serve to scent textile surfaces.

Landscapes

• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Textile Engineering (AREA)
• Life Sciences & Earth Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Oil, Petroleum & Natural Gas (AREA)
• Wood Science & Technology (AREA)
• Organic Chemistry (AREA)
• Medicinal Preparation (AREA)
• Detergent Compositions (AREA)
• Cosmetics (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=70922060

Family Applications (1)

Country Status (6)

Families Citing this family (2)

Citations (1)

Family Cites Families (6)

• 2019
  • 2019-07-23 DE DE102019210894.6A patent/DE102019210894A1/de not_active Withdrawn
• 2020
  • 2020-05-29 PL PL20729732.6T patent/PL4004172T3/pl unknown
  • 2020-05-29 WO PCT/EP2020/064992 patent/WO2021013410A1/de not_active Ceased
  • 2020-05-29 EP EP20729732.6A patent/EP4004172B1/de active Active
  • 2020-05-29 ES ES20729732T patent/ES3067709T3/es active Active
• 2022
  • 2022-01-24 US US17/583,025 patent/US12514356B2/en active Active

Patent Citations (1)

Also Published As

Similar Documents

Legal Events