WO2022017723A1 - Dose unitaire de détergent ayant des propriétés optiques et rhéologiques améliorées - Google Patents

Dose unitaire de détergent ayant des propriétés optiques et rhéologiques améliorées Download PDF

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Publication number
WO2022017723A1
WO2022017723A1 PCT/EP2021/067509 EP2021067509W WO2022017723A1 WO 2022017723 A1 WO2022017723 A1 WO 2022017723A1 EP 2021067509 W EP2021067509 W EP 2021067509W WO 2022017723 A1 WO2022017723 A1 WO 2022017723A1
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Prior art keywords
weight
group
detergent
detergent preparation
salt
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PCT/EP2021/067509
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German (de)
English (en)
Inventor
Matthias Sunder
Kathrin Schnepp-Hentrich
Uwe Trebbe
Patrick Bueth
Josef Markiefka
Volker Blank
Stefan Hammelstein
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Henkel AG and Co KGaA
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Henkel AG and Co KGaA
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Publication of WO2022017723A1 publication Critical patent/WO2022017723A1/fr
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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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/40—Dyes ; Pigments
    • 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0089—Pearlescent compositions; Opacifying agents
    • 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/046—Salts
    • 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/12—Water-insoluble compounds
    • C11D3/122—Sulfur-containing, e.g. sulfates, sulfites or gypsum

Definitions

  • the present invention relates to a detergent portion unit with at least one receiving chamber surrounded by a water-soluble film material, which in turn is filled with a highly concentrated textile detergent.
  • the application also relates to a method for producing these detergent portion units.
  • Liquid cleaning agents are generally produced by means of a sequential process in the course of which the ingredients of the cleaning agent are mixed with one another in chronological order.
  • the respective intermediate products and the end product are mixed with the input of energy.
  • the end product is characterized not only by the most homogeneous possible distribution of active ingredients, but also by rheological properties that are suitable for handling by the consumer. The type and point in time when these rheological properties are set during the manufacturing process influences the efficiency of the process as well as the final product quality, since the rheological properties of the intermediate and end products are closely related to the energy input required for homogenization during the manufacturing process and to the mechanical energy input Load of the intermediate and end products and their components.
  • the commercial success of a detergent portion unit is of course also determined by the ability to provide a product that meets consumer interest.
  • An essential means of communicating product quality and product promise is its appearance, including the shape and color of the portion unit. While colored, ie non-white, liquid detergents can be obtained simply by adding appropriate dyes, the provision of white liquid detergents is more challenging because the opacifiers previously used to produce them are increasingly being viewed critically from an ecological point of view. against this background, the provision of an ecologically acceptable opacifier is another development goal in the field of liquid detergents and cleaning agents.
  • a first object of the present invention is a free-flowing detergent preparation containing, based on its total weight, i) 0.1 to 10% by weight of an opacifying agent; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants.
  • the detergent preparation is flowable under standard conditions (20° C., 1013 mbar).
  • the essential components of the detergent preparation are an opacifier and a colorant from the group consisting of the red, blue or violet colorants.
  • the combination of these two ingredients ensures a cloudy-white appearance of the detergent preparation that is stable over time.
  • organic opacifying agents for example polymeric organic opacifying agents.
  • An exemplary group of polymeric organic opacifiers are the styrene-acrylate copolymers (INCI: styrene/acrylates copolymer).
  • an opacifier from the group of inorganic opacifiers is preferred.
  • the use of inorganic opacifiers from the group of salts of divalent cations is particularly preferred, with magnesium and calcium salts in particular, preferably from the group of magnesium chloride, magnesium sulfate, calcium chloride and calcium sulfate, being particularly preferred due to their availability and their advantageous technical properties.
  • Preferred salts have a solubility in water (20°C) above 400 g/l.
  • the use of salts from the group consisting of magnesium chloride and calcium chloride is very particularly preferred.
  • the detergent preparation contains at least one red, blue or violet colorant.
  • the proportion by weight of the colorant in the total weight of the detergent preparation is preferably 0.0001 to 0.1% by weight of colorant.
  • the detergent preparation contains a colorant or a mixture of two, three or more colorants. A colorant mixture can only include colorants of one color or colorants of different colors. Because of their optical Properties are preferred detergent preparations which contain at least one blue colorant.
  • Useful colorants include the dyes, the dye-clay conjugates, the pigments, and the photobleaches.
  • suitable dyes include low molecular weight dyes and polymer dyes.
  • the colorant is selected from the group of low molecular weight dyes.
  • Useful low molecular weight dyes include dyes that fall within the Color Index (CI) classifications of Direct Blue, Direct Red, Direct Violet, Acid Blue, Acid Red, Acid Violet, Basic Blue, Basic Red, and Basic Violet.
  • Exemplary low molecular colorants are Direct Violet 9, Direct Violet 35, Direct Violet 48, Direct Violet 51, Direct Violet 66, Direct Violet 99, Direct Blue 1, Direct Blue 71, Direct Blue 80, Direct Blue 279, Acid Red 17, Acid Red 73, Acid Red 88, Acid Red 150, Acid Violet 15, Acid Violet 17, Acid Violet 24, Acid Violet 43, Acid Red 52, Acid Violet 49, Acid Blue 15, Acid Blue 17, Acid Blue 25, Acid Blue 29, Acid Blue 40, Acid Blue 45, Acid Blue 75, Acid Blue 80, Acid Blue 83, Acid Blue 90 and Acid Blue 113, Acid Black 1 , Basic Violet 1 , Basic Violet 3, Basic Violet 4, Basic Violet 10, Violet 35 , Basic Blue 3, Basic Blue 16, Basic Blue 22, Basic Blue 47, Basic Blue 66, Basic Blue 75, Basic Blue 159 and mixtures thereof.
  • the colorant is selected from the group of polymeric dyes.
  • Suitable polymer dyes include conjugated chromogens (dye-polymer conjugates) and polymers in which chromogens are polymerized into the backbone.
  • the group of these polymeric dyes includes, for example, commercially available colorants under the name Liquitint®, such as Liquitint® Violet CT, CI Reactive Blue 19 conjugated with CMC with the product name AZO-CM-Cellulose, alkoxylated polymeric triphenylmethane dyes or alkoxylated polymeric thiophene dyes.
  • a dye-clay conjugate is used as the colorant.
  • the group of these colorants includes, inter alia, conjugates of smectite clay or montmorillonite clay or hectorite clay or saponite clay with a cationic/basic dye from the group Cl Basic Yellow 1 to 108, Cl Basic Orange 1 to 69, Cl Basic Red 1 to 118, Cl Basic Violet 1 to 51, Cl Basic Blue 1 to 164, Cl Basic Green 1 to 14, Cl Basic Brown 1 to 23, CI Basic Black 1 to 11.
  • this group of colorants includes montmorillonite Basic Blue B7 Cl 42595 Conjugate, Montmorillonite Basic Blue B9 Cl 52015 Conjugate, Montmorillonite Basic Violet V3 Cl 42555 Conjugate, Montmorillonite Basic Green G1 Cl 42040 Conjugate, Montmorillonite Basic Red R1 Cl 45160 Conjugate, Montmorillonite Cl Basic Black 2 Conjugate, Hectorite Basic Blue B7 Cl 42595 Conjugate, Hectorite Basic Blue B9 Cl 52015 Conjugate, Hectorite Basic Violet V3 Cl 42555 Conjugate, Hectorite Basic Green G1 Cl 42040 Conjugate, Hectorite Basic Red R1 Cl 45160 Conjugate, Hectorite Cl Basic Black 2 Conjugate, Saponite Basic Blue B7 Cl 42595 Conjugate, Saponite Basic Blue B9 Cl 52015 Conjugate, Saponite Basic Violet V3 Cl 42555 Conjugate, Saponite Basic Green G1 Cl 42040- conjugate, Saponit Basic
  • pigments in particular pigments selected from the group of flavanthrone, indanthrone, chlorinated indanthrone with 1 to 4 chlorine atoms, pyranthrone, dichloropyranthrone, monobromodichloropyranthrone,
  • colorants from the group of photobleaching agents in particular photobleaching agents from the group of phthalocyanine sulfonates, has proven to be technically particularly advantageous.
  • suitable photobleaching agents are aluminum phthalocyanine sulfonate or zinc phthalocyanine sulfonate or mixtures thereof, such as are commercially available under the name Tinolux®.
  • the detergent preparations according to the invention preferably comprise a number of other active ingredients.
  • Surfactants form a first group of particularly preferred active ingredients.
  • the group of surfactants includes the nonionic, the anionic, the cationic and the amphoteric surfactants.
  • the compositions according to the invention can comprise one or more of the surfactants mentioned.
  • Preferred detergent preparations contain, based on their total weight, from 20 to 80% by weight, preferably from 30 to 75% by weight and in particular from 40 to 70% by weight, of surfactant.
  • compositions contain at least one anionic surfactant as the surfactant.
  • the anionic surfactant is preferably selected from the group comprising C9-C13 alkyl benzene sulfonates, olefin sulfonates, C 2 -C 18 alkane sulfonates, ester sulfonates, alk(en)yl sulfates, fatty alcohol ether sulfates and mixtures thereof.
  • Compositions which comprise C9-C13-alkylbenzene sulfonates and fatty alcohol ether sulfates as anionic surfactants have particularly good dispersing properties.
  • Surfactants of the sulfonate type are preferably C9-Ci3-alkylbenzenesulfonates, olefinsulfonates, i.e. mixtures of alkene and hydroxyalkanesulfonates and disulfonates, such as those obtained, for example, from Ci2-Ci8-monoolefins with a terminal or internal double bond by sulfonating with gaseous sulfur trioxide and subsequent alkaline or acidic hydrolysis of the sulfonation products.
  • Ci2-Ci8-alkanesulfonates and the esters of a-sulfofatty acids for example the a-sulfonated methyl esters of hydrogenated coconut, palm kernel or tallow fatty acids.
  • alk (en) yl sulfates the alkali and in particular the sodium salts of sulfuric acid half esters of Ci2-Ci8 fatty alcohols, for example from coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or the Cio-C2o-oxo alcohols and those secondary half esters Alcohols of these chain lengths are preferred.
  • C 12 -C 16 -alkyl sulfates and C 1 -C 15 -alkyl sulfates and Cn -C 15 -alkyl sulfates are preferred for reasons of washing technology.
  • 2,3-Alkyl sulfates are also suitable anionic surfactants.
  • Preferred alk(en)yl sulfates are the salts of the sulfuric acid monoesters of fatty alcohols having 12 to 18 carbon atoms, for example from coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or oxo alcohols having 10 to 20 carbon atoms and those half esters of secondary alcohols of these chain lengths are preferred.
  • Alkyl sulfates having 12 to 16 carbon atoms and alkyl sulfates having 12 to 15 carbon atoms and alkyl sulfates having 14 and 15 carbon atoms are preferred for reasons of washing technology.
  • 2,3-Alkyl sulfates are also suitable anionic surfactants.
  • fatty alcohol ether sulfates such as the Schwefelkladmonoester with 1 to 6 moles of ethylene ethoxylated linear or branched C7-C 2i alcohols such as 2-methyl-branched C9-11- alcohols containing on average 3.5 mol ethylene oxide (EO) or C12-18 -Fatty alcohols with 1 to 4 EO are suitable.
  • Alkyl ether sulfates having the formula (A-1) are preferred
  • R 1 is a linear or branched, substituted or unsubstituted alkyl radical, preferably a linear, unsubstituted alkyl radical, particularly preferably a fatty alcohol radical.
  • Preferred radicals R 1 of the formula (A-1) are selected from decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl radicals and mixtures thereof, wherein the Representatives with an even number of carbon atoms are preferred.
  • radicals R 1 of the formula (A-1) are derived from fatty alcohols having 12 to 18 carbon atoms, for example from coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or from oxo alcohols having 10 to 20 carbon atoms .
  • AO in formula (A-1) represents an ethylene oxide (EO) or propylene oxide (PO) group, preferably an ethylene oxide group.
  • the index n of the formula (A-1) is an integer from 1 to 50, preferably from 1 to 20 and in particular from 2 to 10. n is very particularly preferably 2, 3, 4, 5, 6, 7 or 8.
  • X is a monovalent cation or the nth part of an n-valent cation, preference being given to the alkali metal ions and including Na + or K + , with Na + being extremely preferred.
  • Other cations X + may be selected from NH 4 +, 1 Zn 2+, Mg 2+ 1, Ca 2+ 1 1/2 Mn 2+, and mixtures thereof.
  • Particularly preferred compositions contain an alkyl ether sulfate selected from fatty alcohol ether sulfates of formula A-2
  • the degree of ethoxylation given represents a statistical average, which can be a whole or a fractional number for a specific product.
  • the degrees of alkoxylation given represent statistical averages, which can be an integer or a fraction for a specific product.
  • Preferred alkoxylates/ethoxylates have a narrow homolog distribution (narrow range ethoxylates, NRE).
  • the composition contains C9-13 alkyl benzene sulfonates and optionally additionally fatty alcohol ether sulfates as anionic surfactant.
  • composition contains at least one anionic
  • R ' and R " are independently H or alkyl and together contain 9 to 19, preferably 9 to 15 and in particular 9 to 13 carbon atoms, and Y + is a monovalent cation or the nth part of an n-valent cation (especially Na + ) mean.
  • particularly preferred detergent preparations contain at least one anionic surfactant as surfactant, preferably at least one anionic surfactant from the group consisting of Cs-is-alkylbenzenesulfonates, Cs-is-olefinsulfonates, C1-is-alkanesulfonates, Ce-ie-estersulfonates, Cs-ie- Alkyl sulfates, Cs-is-alkenyl sulfates, fatty alcohol ether sulfates, in particular at least one anionic surfactant from the group of Cs-is-alkylbenzene sulfonates.
  • anionic surfactant from the group consisting of Cs-is-alkylbenzenesulfonates, Cs-is-olefinsulfonates, C1-is-alkanesulfonates, Ce-ie-estersulfonates, Cs-ie- Alkyl sulfates, Cs-is-al
  • the proportion by weight of the anionic surfactant in the total weight of the detergent preparation is preferably 20 to 60% by weight and in particular 25 to 50% by weight.
  • the detergent preparation contains fatty acid as a second essential component. It has proven to be advantageous for the optical properties, the viscosity profile and the cleaning performance of the preparation if the detergent preparation contains 2 to 15% by weight, preferably 4 to 12% by weight and in particular 6 to 10% by weight, based on its total weight. -% contains fatty acid.
  • Preferred fatty acids are selected from the group of caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid, linoleic acid and mixtures thereof.
  • the detergent preparation contains, based on its total weight, 8 to 35% by weight, preferably 10 to 30% by weight and in particular 12 to 28% by weight of solvent.
  • the free-flowing detergent preparation contains 7 to 20% by weight, preferably 10 to 18% by weight, of organic solvent, based on its total weight.
  • Preferred organic solvents are selected from the group ethanol, n-propanol, i-propanol, butanols, glycol, propanediol, butanediol, methylpropanediol, glycerol, diglycol, propyldiglycol, butyldiglycol, hexylene glycol, ethylene glycol methyl ether, ethylene glycol ethyl ether, ethylene glycol propyl ether, ethylene glycol mono-n-butyl ether, diethylene glycol methyl ether, diethylene glycol ethyl ether, propylene glycol methyl ether, propylene glycol ethyl ether,
  • Propylene glycol propyl ether dipropylene glycol monomethyl ether, dipropylene glycol monoethyl ether, methoxytriglycol, ethoxytriglycol, butoxytriglycol, 1-butoxyethoxy-2-propanol, 3-methyl-3-methoxybutanol, propylene glycol t-butyl ether, di-n-octyl ether and mixtures thereof, preferably from the Group of propanediol, glycerol and mixtures thereof.
  • the liquid detergent preparations are preferably low-water mixtures of substances. Preference is given to free-flowing detergent preparations which, based on their total weight, contain less than 18% by weight, preferably less than 15% by weight, of water.
  • flowable detergent compositions which contain, based on their total weight, i) from 0.4% to 6% by weight of the salt of a divalent cation; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants. iii) from 20% to 80% by weight of surfactant including from 20% to 50% by weight of anionic surfactant; iv) from 4% to 12% by weight of fatty acid; v) 8 to 35% by weight of solvent.
  • composition of some preferred free-flowing detergent preparations can be found in the following tables (data in % by weight based on the total weight of the preparation, unless stated otherwise).
  • photobleaching agents in particular photobleaching agents from the group of phthalocyanine sulfonates
  • the free-flowing detergent preparation also contains vi) 0.5 to 4% by weight, preferably 0.5 to 3% by weight and in particular 0.5 to 2% by weight of salt of a monovalent cation.
  • the addition of the monovalent cation intensifies the cloudy white appearance of the detergent preparation.
  • the resulting compositions are distinguished by optimal viscosity properties.
  • the addition of the monovalent cation in large proportions by weight brings about sufficient turbidity without increasing the viscosity of the detergent preparation in a way that makes it more difficult to convey it in pipeline systems.
  • the addition of the salt of a monovalent cation reduces the temperature dependence of the viscosity of the free-flowing detergent composition and in this way simplifies its processing.
  • monovalent metal salts in particular the use of sodium chloride, improves the storage stability, in particular the storage stability in the event of temperature fluctuations.
  • Preferred monovalent cations are selected from the group of monovalent metallic cations.
  • Preferred salts of monovalent cations are selected from the group sodium chloride, potassium chloride, sodium sulfate, sodium carbonate, potassium sulfate, potassium carbonate, sodium bicarbonate, potassium bicarbonate, most preferably from the group sodium chloride, due to their availability and low cost.
  • a second particularly preferred embodiment of the flowable detergent composition contains, based on its total weight, i) from 0.4% to 6% by weight of the salt of a divalent cation; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants.
  • iii) from 20% to 80% by weight of surfactant including from 20% to 50% by weight of anionic surfactant; iv) from 4% to 12% by weight of fatty acid; v) 8% to 35% by weight of solvent; vi) from 0.5% to 4% by weight of the salt of a monovalent metallic cation.
  • composition of some other particularly preferred free-flowing detergent preparations can be seen from the following tables (data in % by weight based on the total weight of the preparation, unless stated otherwise).
  • photobleaching agents in particular photobleaching agents from the group of phthalocyanine sulfonates
  • the free-flowing detergent preparation contains, based on its total weight, 12 to 30% by weight, preferably 15 to 25% by weight, of nonionics Surfactant and more preferably furthermore 0.3 to 5% by weight of a nonionic co-surfactant different from the nonionic surfactant.
  • Preferred nonionic surfactants are from the group of alkoxylated primary Ce-is alcohols with a degree of alkoxylation> 4, particularly preferably the Ci 2 -i 4 alcohols with 4 EO or 7 EO, the Cg-n-alcohols with 7 EO, the Ci3 -i5 alcohols with 5 EO, 7 EO or 8 EO, the C13-15 oxo alcohols with 7 EO, the Ci2-is alcohols with 5 EO or 7 EO, the Ci3- 15 oxo alcohols with 7 EO, especially the primary ones Ci2-is-alcohols with a degree of alkoxylation> 4, very particularly preferably the primary Ci2-is-alcohols with 7 EO selected.
  • anionic surfactant and nonionic surfactant in a weight ratio of 3:1 to 1:2, preferably 2:1 to 1:1.5 and in particular from 1.4:1 to 1:1.
  • co-surfactant it has proven to be technically advantageous to add another co-surfactant to the previously described surfactant system made up of anionic and nonionic surfactants.
  • the proportion by weight of the co-surfactant in the total weight of the free-flowing detergent preparation is preferably 0.3 to 5% by weight.
  • the co-surfactants are not included in the surfactants described above.
  • Preferred co-surfactants are selected from the group consisting of alkoxylated primary Cs-Cis alcohols with a degree of alkoxylation ⁇ 3, aliphatic C6-Ci 4 alcohols, aromatic C6-Ci 4 alcohols, aliphatic C6-Ci2 dialcohols, monoglycerides of Ci2 -Cis fatty acids, monoglycerol ethers of C8-Ci8 fatty alcohols, in particular from the group of alkoxylated primary Ci2-Ci8 alcohols with a degree of alkoxylation ⁇ 3.
  • a third particularly preferred embodiment of the flowable detergent composition contains, based on its total weight, i) from 0.4% to 6% by weight of the salt of a divalent cation; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants.
  • iii) from 32% to 80% by weight of surfactant including from 20% to 50% by weight of anionic surfactant and from 12% to 30% by weight of nonionic surfactant; iv) from 4% to 12% by weight of fatty acid; v) 8 to 35% by weight of solvent vii) 0.3 to 5% by weight of a co-surfactant other than the nonionic surfactant selected from the group consisting of alkoxylated primary Cs-Cis-alcohols with a degree of alkoxylation ⁇ 3, aliphatic C6-Ci 4 alcohols, aromatic Ce-Cu alcohols, aliphatic C6-Ci2 dialcohols, monoglycerides of Ci2-Cis fatty acids, Monoglycerol ethers of Cs-Cis fatty alcohols, in particular from the group of alkoxylated primary Ci2-Ci8 alcohols with a degree of alkoxylation ⁇ 3.
  • a co-surfactant other than the nonionic surfactant selected
  • composition of some other particularly preferred free-flowing detergent preparations can be seen from the following tables (data in % by weight based on the total weight of the preparation, unless stated otherwise).
  • nonionic surfactants which have an HLB value below 11, preferably below 10 and in particular below 9 are particularly preferred.
  • a fourth particularly preferred embodiment of the flowable detergent preparation therefore contains, based on its total weight, i) from 0.4 to 6% by weight of the salt of a divalent cation; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants.
  • iii) from 32% to 80% by weight of surfactant including from 20% to 50% by weight of anionic surfactant and from 12% to 30% by weight of nonionic surfactant; iv) from 4% to 12% by weight of fatty acid; v) 8 to 35% by weight of solvent; vii) 0.3 to 5% by weight of a co-surfactant different from the nonionic surfactant selected from the group of nonionic co-surfactants with an HLB value below 11, preferably below 10 and in particular below 9.
  • composition of some other particularly preferred free-flowing detergent preparations can be seen from the following tables (data in % by weight based on the total weight of the preparation, unless stated otherwise).
  • photo-bleaching agents in particular photo-bleaching agents from the group of phthalocyanine sulfonates
  • the free-flowing detergent preparation preferably has a viscosity (21° C., Brookfield viscometer type DV-II.Pro, spindle No. 2, 20 rpm) above 400 mPas, preferably above 1000 mPas.
  • the free-flowing detergent preparation is preferably designed in the form of a structured system.
  • the main types of structured system used in practice are based on dispersed lamellar, spherulitic and attenuated lamellar phases.
  • the free-flowing detergent preparation preferably contains a spherulitic phase.
  • Spherulitic phases comprise spherical bodies, commonly referred to in the art as spherulites, in which surfactant bilayers are arranged as concentric shells.
  • the spherulites are dispersed in an aqueous phase in the manner of a classic emulsion, interacting and forming a structured system.
  • Preferred flowable Detergent preparations comprise lamellar spherulites, preferably with a maximum diameter of 10 to 100 ⁇ m, particularly preferably with a maximum diameter of 25 to 50 ⁇ m.
  • the free-flowing detergent preparation preferably has a yield point (TA Instruments AR 2000 rotary rheometer, 20° C., cone and plate with a diameter of 40 mm, 2° cone angle) above 0.1 Pa, preferably above 0.3 Pa.
  • yield point TA Instruments AR 2000 rotary rheometer, 20° C., cone and plate with a diameter of 40 mm, 2° cone angle
  • the rheological properties of the first free-flowing detergent preparation are the reason for its efficient processability and also form the basis of its advantageous optical properties, including its cloudy-white appearance.
  • Nephelometry Turbidity Unit (Nephelometric Turbidity Value; NTU) is often used as a measure of transparency. It is a unit used, for example, in water treatment for turbidity measurements, e.g. in liquids. It is the unit of turbidity measured with a calibrated nephelometer. High NTU values are measured for opaque compositions while low values are determined for clear compositions.
  • the HACH Turbidimeter 2100Q turbidimeter from the Hach Company, Loveland, Colorado (USA) is used with the calibration substances StabICal Solution HACH (20 NTU), StabICal Solution HACH (100 NTU) and StabICal Solution HACH (800 NTU) , all of which can also be ordered from the Hach Company.
  • the measurement is filled with the composition to be examined in a 10 ml measuring cuvette with a cap and the measurement is carried out at 20.degree.
  • the turbidity (HACH Turbidimeter 2100Q, 20° C., 10 ml cuvette) of the liquid detergent containing surfactants is preferably above 60 NTU, preferably above 100 NTU and in particular above 400 NTU.
  • the free-flowing detergent preparation is preferably free from organic opacifiers. "Free from” as used in this context means that the respective ingredient is present in the preparation in an amount ⁇ 1% by weight, preferably ⁇ 0.1% by weight, more preferably ⁇ 0.01% by weight. In particular, such a component is then not intentionally added.
  • the free-flowing detergent preparations preferably contain no styrene-acrylate copolymers (INCI: styrene/acrylates copolymer).
  • the flowable detergent preparation can be free of enzymes and/or fragrances. These components are not included in particular because they can adversely affect the turbidity and thus the appearance of the formulation.
  • free-flowing detergent preparations which, based on their total weight, contain less than 2% by weight, less than 1% by weight, preferably less than 0.1% by weight and in particular no enzyme preparation, are preferred.
  • Flowable detergent preparations which, based on their total weight, contain less than 2% by weight, preferably less than 1% by weight, particularly preferably less than 0.1% by weight and in particular no fragrance, are also preferred.
  • the flowable detergent preparation contains at least one optical brightener, preferably a stilbene-type optical brightener. This is contained in the free-flowing detergent preparation, based on its total weight, in an amount above 0% by weight, but preferably in an amount below 1% by weight, particularly preferably in an amount below 0.6% by weight.
  • Brighteners of the stilbene type for use in the flowable detergent preparation are preferably selected from the group consisting of triazinyl derivatives of 4,4'-diamino-2,2'-stilbenesulfonic acid.
  • DAS1 diphenyl-4-bis[(4-anilino-6-morpholino-1,3,5-triazin-2-yl)amino]-stilbene-2,2-disulphonate
  • DSBP disodium 4,4-bis(2-sulfostyryl)biphenyl
  • the free-flowing detergent preparation is enclosed in a water-soluble film to form a detergent portion unit.
  • Corresponding detergent portion units comprise a) at least one first receiving chamber, b) at least one water-soluble film surrounding this first receiving chamber and c) at least one free-flowing detergent preparation according to the invention located in the first receiving chamber.
  • the water-soluble film in which the flowable detergent composition is packaged may comprise one or more structurally distinct water-soluble polymer(s).
  • Particularly suitable as water-soluble polymer(s) are polymers from the group of (possibly acetalized) polyvinyl alcohols (PVAL) and their copolymers.
  • Water-soluble films for producing the water-soluble casing are preferably based on a polyvinyl alcohol or a polyvinyl alcohol copolymer whose molecular weight is in the range from 10,000 to 1,000,000 gmol -1 , preferably from 20,000 to 500,000 gmol -1 , particularly preferably from 30,000 to 100,000 gmol -1 and in particular from 40,000 to 80,000 gmol -1 .
  • the preparation of the polyvinyl alcohol and polyvinyl alcohol copolymers typically involves the hydrolysis of intermediate polyvinyl acetate.
  • Preferred polyvinyl alcohols and polyvinyl alcohol copolymers have a degree of hydrolysis of 70 to 100 mol %, preferably 80 to 90 mol %, particularly preferably 81 to 89 mol % and in particular 82 to 88 mol %.
  • preferred polyvinyl alcohol copolymers include an ethylenically unsaturated carboxylic acid, its salt or its ester.
  • Such polyvinyl alcohol copolymers particularly preferably contain, in addition to vinyl alcohol, sulfonic acids such as 2-acrylamido-2-methyl-1-propanesulfonic acid (AMPS), acrylic acid, methacrylic acid, acrylic esters, methacrylic esters or mixtures thereof; among the esters, Ci- 4- alkyl esters or - hydroxyalkyl esters are preferred.
  • sulfonic acids such as 2-acrylamido-2-methyl-1-propanesulfonic acid (AMPS), acrylic acid, methacrylic acid, acrylic esters, methacrylic esters or mixtures thereof; among the esters, Ci- 4- alkyl esters or - hydroxyalkyl esters are preferred.
  • AMPS 2-acrylamido-2-methyl-1-propanesulfonic acid
  • Other suitable monomers are ethylenically uns
  • Suitable water-soluble films are sold, for example, by MonoSol LLC under the designation M8630, M8720, M8310, C8400 or M8900.
  • Other suitable films include films with the designation Solublon® PT, Solublon® GA, Solublon® KC or Solublon® KL from Aicello Chemical Europe GmbH or films VF-HP from Kuraray.
  • the water-soluble films can contain additional active substances or fillers, but also plasticizers and/or solvents, in particular water, as further ingredients.
  • the group of further active ingredients includes, for example, materials which protect the ingredients of preparation (A) enclosed by the film material from decomposition or deactivation by exposure to light.
  • Antioxidants, UV absorbers and fluorescent dyes have proven to be particularly suitable here.
  • glycerol ethylene glycol, diethylene glycol, propanediol, 2-methyl-1,3-propanediol, sorbitol or mixtures thereof can be used as plasticizers.
  • the surface of the water-soluble film can optionally be powdered with fine powder.
  • Sodium aluminosilicate, silica, talc and amylose are examples of suitable powdering agents. It is particularly preferred if the detergent portion unit has a plurality of receiving chambers.
  • the several receiving chambers of the detergent portion unit can be arranged spatially next to one another or one above the other (stacked). These technical advantages are particularly evident in the case of detergent portion units with receiving chambers which at least partially enclose one another.
  • the detergent portion unit has at least two receiving chambers, one receiving chamber being at least partially surrounded by at least one further receiving chamber. It is also very particularly preferred if the detergent portion unit has at least one further receiving chamber which is filled with a colored detergent preparation.
  • a detergent portion unit preferred according to the invention has at least two receiving chambers which are surrounded by a water-soluble film, one receiving chamber being filled with the free-flowing detergent preparation and the other receiving chamber being filled with a second colored detergent preparation different from the free-flowing detergent preparation.
  • Another exemplary preferred detergent portion unit comprises at least three receiving chambers, which are surrounded by a water-soluble film, one receiving chamber being filled with the free-flowing detergent preparation and at least two other receiving chambers being filled separately from one another with a second and a third colored detergent preparation that are different from one another and from the free-flowing detergent preparation are.
  • the detergent portion unit has at least four receiving chambers, which are surrounded by a water-soluble film, with one receiving chamber being filled with the free-flowing detergent preparation and the other three receiving chambers being separated from one another with a second and a third and a fourth from each other and from the free-flowing detergent preparation different colored detergent preparations are filled.
  • a second subject of this application is a method for cleaning textiles, in which a previously described free-flowing detergent preparation or a previously described detergent portion unit is introduced into the wash liquor of a textile washing machine.
  • a third subject matter of this application is a process for producing a detergent preparation according to the invention, comprising the steps: a) providing a first flowable composition containing surfactant, fatty acid and solvent; b) introducing the salt of a divalent cation and a colorant from the group consisting of red, blue or violet colorants into the liquid composition to form a salt and colorant-containing composition; c) mixing the salt and colorant-containing composition; d) optionally enclosing the salt-containing composition in a water-soluble film.
  • the starting point of the process according to the invention is the provision of a first free-flowing detergent preparation containing surfactant, fatty acid and solvent.
  • the preparation of this preparation can be carried out in advance in a continuous or discontinuous manner.
  • a line system preferably provided with mixing devices, in which the components of the preparation are brought into contact with one another and mixed, is suitable for continuous production. Due to the reduced outlay in terms of equipment and operations, however, it is preferred if the first free-flowing detergent preparation is provided discontinuously.
  • providing the preparation as a storable mixture (master batch) in a stirred tank or some other container is suitable for this.
  • Such a container not only enables the storage of intermediate products but also allows any fluctuations in the throughput rates of the subsequent, preferably continuously carried out process steps to be buffered. It is therefore also preferred if the first free-flowing detergent preparation is introduced continuously from a buffer container into a main line.
  • the salt of a divalent cation is introduced into the liquid composition. This is preferably done via a secondary line, through which the salt is continuously introduced into the main line. In order to simplify the procedure, it is preferred if the salt of a divalent cation is introduced into the main line via a secondary line in the form of a carrier liquid-particle dispersion.
  • the addition of the salt of a divalent cation results in the formation of a cloudy white appearance and a sufficiently high and stable viscosity, which is advantageous for the further course of the process and subsequent use.
  • the development of both physical properties of the liquid composition is promoted by mixing all the ingredients. It is therefore also preferred to provide the outlet opening of the secondary line, through which the salt of a divalent cation is introduced into the main line via a secondary line, in the effective area of a mixing device which is mounted within the main line.
  • the mixing device can be a static or a dynamic mixer.
  • the resulting metal salt-containing composition can subsequently be expanded or differentiated by adding further active substances.
  • an active substance from the group of optionally encapsulated fragrances, enzymes, preservatives, bitter substances, preferably from the group of optionally encapsulated fragrances, enzymes and preservatives is particularly suitable, which preferably follows the introduction of the salt of a divalent cation, via a Secondary line is introduced into the main line. It is particularly preferred, after the introduction of the salt of a divalent cation, to introduce an active substance from the group of fragrances or enzymes into the main line via a secondary line.
  • the additional active can be added to the composition before mixing the salt and colorant-containing composition or after this step.
  • a first variant of the method comprises the steps: a1) providing a first flowable composition containing surfactant, fatty acid and solvent; a2) continuously introducing the first flowable composition into a main line; b1) continuously introducing the salt of a divalent cation into the composition via a bypass line into the main line to form a salt-containing composition; b2) continuous introduction of a colorant from the group of red, blue or violet colorants via a secondary line into the main line; b3) Continuous introduction of an active substance from the group of fragrances or enzymes via a secondary line into the main line, forming a composition containing salt, colorant and active substance; c) mixing the composition containing salt, colorant and active substance, the outlet openings of the secondary line in steps b1) and b2) preferably being in the effective range of a mixing device which is fitted within the main line; d) optionally enclosing the salt, colorant and active ingredient-containing composition in a water-soluble film.
  • the further active substance is introduced after the mixing of the salt- and colorant-containing composition.
  • a further mixing step which follows the introduction of the active substance.
  • the use of static mixers is particularly suitable for this mixing step.
  • a second variant of the method comprises the steps: a1) providing a first flowable composition containing surfactant, fatty acid and solvent; a2) continuously introducing the first flowable composition into a main line; b1) continuously introducing the salt of a divalent cation into the composition via a bypass line into the main line to form a salt-containing composition; b2) continuous introduction of a colorant from the group consisting of red, blue or violet colorants via a secondary line into the main line to form a salt and colorant-containing composition; c) mixing the composition containing salt and colorant, the outlet openings of the secondary line in steps b1) and b2) being in the effective range of a mixing device which is fitted within the main line; d) Continuous introduction of an active substance from the group of fragrances or enzymes via a secondary line into the composition containing salt and colorants located in the main line; e) mixing the salt, colorant and active ingredient-containing composition; f) optionally enclosing the salt, colorant and active ingredient-
  • Free-flowing detergent preparation containing, based on its total weight, i) 0.1 to 10% by weight of an opacifying agent; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants.
  • opacifier is selected from the group of organic opacifiers, in particular polymeric organic opacifiers.
  • Detergent preparation according to one of the above points wherein the opacifying agent is selected from the group of salts of divalent cations, preferably magnesium and calcium salts, preferably from the group of magnesium chloride, magnesium sulfate, calcium chloride and calcium sulfate, in particular from the group of magnesium chloride and calcium chloride. 5. Detergent preparation according to point 4, wherein the detergent preparation, based on its total weight, contains 0.3 to 8% by weight, preferably 0.4 to 6% by weight and in particular 0.5 to 4% by weight salt of a divalent cation contains.
  • Detergent preparation based on its total weight, contains 0.0001 to 0.1% by weight of colorant.
  • Detergent preparation contains at least one blue colorant.
  • Detergent preparation based on its total weight, contains 20 to 80% by weight, preferably 30 to 75% by weight and in particular 40 to 70% by weight of surfactant.
  • Detergent preparation contains, based on its total weight, 20 to 60% by weight, preferably 25 to 50% by weight, of anionic surfactant.
  • Detergent preparation at least one anionic surfactant, preferably at least one anionic surfactant from the group consisting of Cs-is-alkylbenzenesulfonates, Ce-ie- olefin sulfonates, Ci2-i8-alkanesulfonates, Cs-ie-ester sulfonates, Cs-is-alkyl sulfates, Ce-ie- Alkenyl sulfates, fatty alcohol ether sulfates, in particular at least one anionic surfactant from the group of Cs-is-alkylbenzenesulfonates. 15. Detergent preparation according to one of the previous points, wherein the group consisting of Cs-is-alkylbenzenesulfonates, Ce-ie- olefin sulfonates, Ci2-i8-alkanesulfonates, Cs-ie-ester sulfonates, Cs-is-alkyl
  • Detergent preparation based on its total weight, contains 2 to 15% by weight, preferably 4 to 12% by weight and in particular 6 to 10% by weight of fatty acid.
  • Detergent preparation contains fatty acid selected from the group consisting of caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid, linoleic acid and mixtures thereof.
  • Detergent preparation contains 8 to 35% by weight, preferably 10 to 30% by weight and in particular 12 to 28% by weight, based on its total weight, of solvent.
  • Detergent preparation based on its total weight, contains 7 to 20% by weight, preferably 10 to 18% by weight, of organic solvent.
  • detergent preparation organic solvent selected from the group ethanol, n-propanol, i-propanol, butanols, glycol, propanediol, butanediol, methylpropanediol, glycerol, diglycol, propyldiglycol, butyldiglycol, hexylene glycol, ethylene glycol methyl ether, ethylene glycol ethyl ether, ethylene glycol propyl ether, ethylene glycol mono-n-butyl ether,
  • Detergent preparation according to one of the preceding points, wherein the detergent preparation, based on its total weight, contains less than 15% by weight, preferably less than 12% by weight, of water.
  • Detergent preparation containing, based on its total weight, i) 0.4 to 6% by weight of the salt of a divalent cation; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants. iii) from 20% to 80% by weight of surfactant including from 20% to 50% by weight of anionic surfactant; iv) from 4% to 12% by weight of fatty acid; v) 8 to 35% by weight of solvent.
  • Detergent preparation according to one of the above points further containing, based on its total weight, vi) 0.5 to 4% by weight, preferably 0.5 to 3% by weight and in particular 0.5 to 2% by weight of the salt of a monovalent cation.
  • Detergent preparation containing, based on its total weight, i) 0.4 to 6% by weight of the salt of a divalent cation; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants. iii) from 20% to 80% by weight of surfactant including from 20% to 50% by weight of anionic surfactant; iv) from 4% to 12% by weight of fatty acid; v) 8% to 35% by weight of solvent; vi) from 0.5% to 4% by weight of the salt of a monovalent metallic cation.
  • the free-flowing detergent preparation based on its total weight, comprising 12 to 30% by weight, preferably 15 to 25% by weight, of nonionic surfactant.
  • the surfactant used is at least one nonionic surfactant from the group of alkoxylated primary Cs-is alcohols with a degree of alkoxylation> 4, particularly preferably the Ci 2 -i 4 alcohols with 4 EO or 7 EO, the Cg-n- alcohols with 7 EO, the Ci3-i5 alcohols with 5 EO, 7 EO or 8 EO, the Ci3- 15 -oxo alcohols with 7 EO, the Ci2-i8 alcohols with 5 EO or 7 EO, the Ci3- 15 -oxo alcohols with 7 EO, in particular the primary Ci2-i8 alcohols with a degree of alkoxylation> 4, very particularly preferably the primary Ci2-i8 alcohols with 7 EO is included.
  • Detergent preparation containing, based on its total weight, also vii) 0.3 to 5% by weight of a co-surfactant selected from the group consisting of alkoxylated primary Cs-Cis-alcohols with a degree of alkoxylation ⁇ 3 , aliphatic C6-Ci 4 alcohols, aromatic C6-Ci 4 alcohols, aliphatic C6-Ci2 dialcohols, monoglycerides of Ci2-Ci8 fatty acids, monoglycerol ethers of Cs-Cis fatty alcohols, especially from the group of alkoxylated primary Ci2-Ci8 -Alcohols with a degree of alkoxylation ⁇ 3.
  • a co-surfactant selected from the group consisting of alkoxylated primary Cs-Cis-alcohols with a degree of alkoxylation ⁇ 3 , aliphatic C6-Ci 4 alcohols, aromatic C6-Ci 4 alcohols, aliphatic C6-C
  • Detergent preparation according to one of the preceding points containing, based on its total weight, i) 0.4 to 6% by weight of the salt of a divalent cation; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants.
  • iii) from 32% to 80% by weight of surfactant including from 20% to 50% by weight of anionic surfactant and from 12% to 30% by weight of nonionic surfactant; iv) from 4% to 12% by weight of fatty acid; v) 8 to 35% by weight of solvent vii) 0.3 to 5% by weight of a co-surfactant other than the nonionic surfactant selected from the group consisting of alkoxylated primary Cs-Cis-alcohols with a degree of alkoxylation ⁇ 3, aliphatic C6-Ci 4 alcohols, aromatic Ce-Cu alcohols, aliphatic C6-Ci2 dialcohols, monoglycerides of Ci2-Ci8 fatty acids, monoglycerol ethers of Cs-Cis fatty alcohols, especially from the group of alkoxylated primary Ci2-Cis alcohols a degree of alkoxylation ⁇ 3.
  • a co-surfactant other than the nonionic surfactant selected from the
  • Detergent preparation according to one of the preceding points containing, based on its total weight, also vii) 0.3 to 5% by weight of a co-surfactant selected from the group of nonionic co-surfactants with an HLB value below 11, preferably below 10 and in particular below 9.
  • Detergent preparation according to one of the preceding points containing, based on its total weight, i) 0.4 to 6% by weight of the salt of a divalent cation; ii) 0.00001 to 1% by weight of at least one colorant from the group of red, blue or violet colorants.
  • iii) from 32% to 80% by weight of surfactant including from 20% to 50% by weight of anionic surfactant and from 12% to 30% by weight of nonionic surfactant; iv) from 4% to 12% by weight of fatty acid; v) 8 to 35% by weight of solvent vii) 0.3 to 5% by weight of a co-surfactant selected from the group of nonionic co-surfactants with an HLB value below 11, preferably below 10 and in particular below 9 .
  • Detergent preparation based on its total weight, contains less than 2% by weight, preferably less than 1% by weight, particularly preferably less than 0.1% by weight and in particular no enzyme preparation.
  • Detergent preparation based on its total weight, contains less than 2% by weight, preferably less than 1% by weight, particularly preferably less than 0.1% by weight and in particular no fragrance.
  • Detergent preparation contains, based on its total weight, an optical brightener, preferably an optical brightener of the stilbene type, in amounts below 1% by weight, preferably in amounts below 0.6% by weight.
  • an optical brightener preferably an optical brightener of the stilbene type
  • optical brightener is selected from the group of triazinyl derivatives of 4,4'-diamino-2,2'-stilbenesulfonic acid, in particular DAS1 (disodium 4,4-bis[(4-anilino -6-morpholino-1,3,5-triazin-2-yl)amino]-stilbene-2,2-disulfonate) and DSBP (disodium 4,4-bis(2-sulfostyryl)biphenyl).
  • DAS1 diisodium 4,4-bis[(4-anilino -6-morpholino-1,3,5-triazin-2-yl)amino]-stilbene-2,2-disulfonate
  • DSBP diisodium 4,4-bis(2-sulfostyryl)biphenyl
  • Detergent preparation according to one of the previous points wherein the detergent preparation has a yield point (TA Instruments AR 2000 rotary rheometer, 20° C., cone-plate with 40 mm diameter, 2° cone angle) above 0.1 Pa, preferably above 0.3 Pa .
  • Detergent preparation according to one of the previous points wherein the detergent preparation has a turbidity (HACH Turbidimeter 2100Q, 20° C., 10 ml cuvette) above 60 NTU, preferably above 100 NTU and in particular above 400 NTU.
  • HACH Turbidimeter 2100Q 20° C., 10 ml cuvette
  • detergent preparation according to one of the above points, wherein the detergent preparation contains lamellar spherulites, preferably with a maximum diameter of 10 to 100 ⁇ m, particularly preferably with a maximum diameter of 25 to 50 ⁇ m.
  • Detergent portion unit comprising a) at least one first receiving chamber, b) at least one water-soluble film surrounding this first receiving chamber and c) at least one flowable detergent preparation according to one of the previous points located in the first receiving chamber.
  • Detergent portion unit according to point 41, wherein the detergent portion unit has at least two receiving chambers, which are surrounded by a water-soluble film, one receiving chamber being filled with the free-flowing detergent preparation and the other receiving chamber being filled with a second colored detergent preparation that is different from the free-flowing detergent preparation.
  • Detergent portion unit according to point 41 wherein the detergent portion unit has at least three receiving chambers, which are surrounded by a water-soluble film, one receiving chamber being filled with the free-flowing detergent preparation and with the other two receiving chambers separated from one another with a second and a third one from one another and from the flowable detergent preparation different detergent preparation are filled.
  • Detergent portion unit according to point 41, wherein the detergent portion unit has at least four receiving chambers which are surrounded by a water-soluble film, one receiving chamber being filled with the free-flowing detergent preparation and the other three receiving chambers being separated from one another with a second and a third and a fourth from one another and are filled with different colored detergent preparations from the free-flowing detergent preparation.
  • Detergent portion unit according to one of points 41 to 44, wherein the first receiving chamber is at least partially surrounded by at least one further receiving chamber.
  • a process for producing a detergent preparation comprising the steps: a) providing a first flowable composition containing surfactant, fatty acid and solvent; b) introducing the salt of a divalent cation and a colorant from the group consisting of red, blue or violet colorants into the liquid composition to form a salt and colorant-containing composition; c) mixing the salt and colorant-containing composition; d) optionally enclosing the salt-containing composition in a water-soluble film.
  • Detergent preparation takes place discontinuously.
  • step b) an active substance from the group of optionally encapsulated fragrances, enzymes, preservatives, bitter substances, preferably from the group of optionally encapsulated fragrances, enzymes and preservatives in the main line is brought in.
  • step b) an active substance from the group of fragrances or enzymes is introduced into the main line via a secondary line.
  • a process for producing a detergent preparation comprising the steps: a1) providing a first flowable composition containing surfactant, fatty acid and solvent; a2) continuously introducing the first flowable composition into a main line; b1) continuously introducing the salt of a divalent cation into the composition via a bypass line into the main line to form a salt-containing composition; b2) continuous introduction of a colorant from the group of red, blue or violet colorants via a secondary line into the main line; b3) Continuous introduction of an active substance from the group of fragrances or enzymes via a secondary line into the main line, forming a composition containing salt, colorant and active substance; c) Mixing the composition containing salt, colorant and active substance, the outlet openings of the secondary line in steps b1) and b2) preferably being in the effective range of a mixing device which is fitted within the main line. d) optionally including the salt, colorant and active ingredient-containing ones
  • composition in a water-soluble film Composition in a water-soluble film.
  • a process for producing a detergent preparation comprising the steps of: a1) providing a first flowable composition containing surfactant, fatty acid and solvent; a2) continuously introducing the first flowable composition into a main line; b1) Continuous introduction of the salt of a divalent cation in the

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Abstract

La présente invention concerne une préparation détergente fluide contenant, par rapport à son poids total, i) 0,1 à 10 % en poids d'un agent opacifiant; ii) 0,00001 à 1 % en poids d'au moins un colorant du groupe des colorants rouge, bleu ou pourpre; un procédé pour leur préparation et un procédé de lavage utilisant les préparations détergentes.
PCT/EP2021/067509 2020-07-23 2021-06-25 Dose unitaire de détergent ayant des propriétés optiques et rhéologiques améliorées Ceased WO2022017723A1 (fr)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5089148A (en) * 1990-11-27 1992-02-18 Lever Brothers Company, Division Of Conopco, Inc. Liquid fabric conditioner containing fabric softener and peach colorant
WO2007111888A1 (fr) * 2006-03-22 2007-10-04 The Procter & Gamble Company Composition de traitement liquide en doses unitaires
WO2012166584A1 (fr) * 2011-06-03 2012-12-06 Milliken & Company Colorants thiophèneazocarboxylates et compositions d'entretien du linge les contenant
EP2767582A1 (fr) * 2013-02-19 2014-08-20 The Procter and Gamble Company Procédé de lavage d'un textile
WO2016176241A1 (fr) * 2015-04-29 2016-11-03 The Procter & Gamble Company Composition détergente
WO2018085312A1 (fr) * 2016-11-01 2018-05-11 The Procter & Gamble Company Leuco-colorants utilisés en tant que produits d'azurage dans des compositions de soin du linge
WO2018085310A1 (fr) * 2016-11-01 2018-05-11 The Procter & Gamble Company Leuco-colorants utilisés en tant qu'agents d'azurage dans des compositions d'entretien du linge

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5089148A (en) * 1990-11-27 1992-02-18 Lever Brothers Company, Division Of Conopco, Inc. Liquid fabric conditioner containing fabric softener and peach colorant
WO2007111888A1 (fr) * 2006-03-22 2007-10-04 The Procter & Gamble Company Composition de traitement liquide en doses unitaires
WO2012166584A1 (fr) * 2011-06-03 2012-12-06 Milliken & Company Colorants thiophèneazocarboxylates et compositions d'entretien du linge les contenant
EP2767582A1 (fr) * 2013-02-19 2014-08-20 The Procter and Gamble Company Procédé de lavage d'un textile
WO2016176241A1 (fr) * 2015-04-29 2016-11-03 The Procter & Gamble Company Composition détergente
WO2018085312A1 (fr) * 2016-11-01 2018-05-11 The Procter & Gamble Company Leuco-colorants utilisés en tant que produits d'azurage dans des compositions de soin du linge
WO2018085310A1 (fr) * 2016-11-01 2018-05-11 The Procter & Gamble Company Leuco-colorants utilisés en tant qu'agents d'azurage dans des compositions d'entretien du linge

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