EP3034598A1 - Produit detergent comprenant une lessive liquide ayant une limite d'écoulment dans un emballage comprenant un dispositif de distribution - Google Patents

Produit detergent comprenant une lessive liquide ayant une limite d'écoulment dans un emballage comprenant un dispositif de distribution Download PDF

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Publication number
EP3034598A1
EP3034598A1 EP15198207.1A EP15198207A EP3034598A1 EP 3034598 A1 EP3034598 A1 EP 3034598A1 EP 15198207 A EP15198207 A EP 15198207A EP 3034598 A1 EP3034598 A1 EP 3034598A1
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EP
European Patent Office
Prior art keywords
weight
liquid composition
total amount
composition
detergent product
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP15198207.1A
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German (de)
English (en)
Inventor
Doris Dahlmann
Peter Schmiedel
Martina Seiler
Sheila Edwards
Christian RAMM
Piotr Malecki
Danilo Panzica
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henkel AG and Co KGaA
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Henkel AG and Co KGaA
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Filing date
Publication date
Application filed by Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of EP3034598A1 publication Critical patent/EP3034598A1/fr
Withdrawn legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0008—Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
    • C11D17/003—Colloidal solutions, e.g. gels; Thixotropic solutions or pastes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/04—Detergent materials or soaps characterised by their shape or physical properties combined with or containing other objects
    • C11D17/041—Compositions releasably affixed on a substrate or incorporated into a dispensing means
    • C11D17/046—Insoluble free body dispenser
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/02—Devices for adding soap or other washing agents
    • D06F39/022—Devices for adding soap or other washing agents in a liquid state

Definitions

  • the present invention relates to the cleaning of textiles, as well as the provision of liquid compositions for this purpose.
  • liquid detergents are provided in a sufficient amount for several wash loads in storage containers.
  • the consumer removes the necessary for a wash dose liquid detergent from this reservoir.
  • the necessary dose is usually determined by measuring the liquid detergent in a measuring cup and then transferred, for example, in the dosing drawer of a washing machine, or placed together with the measuring cup directly into the washing drum of the washing machine.
  • a reduction of the CO 2 balance per wash load (reduction of the packaging volume and material with a constant number of wash loads, reduction of the energy input for transport) is aimed at. This can be done by providing more concentrated liquid detergent compositions.
  • concentration of the liquid detergents leads to a reduction in the emptying, in particular the residual emptiness, the reservoir.
  • the packaging specialist recommends using a container with an outlet at the bottom of the booth.
  • liquid compact detergents are described, which can be assembled in a squeeze container with outlet on the floor.
  • the liquid compositions according to the invention can be dosed excellently from the container, without spilling or overdosing, even when removing small volumes of the composition.
  • the emptying of the containers has been improved, in particular when a container with a squeeze box outlet was used as a container.
  • composition of the invention is liquid at 25 ° C and 1013 mbar.
  • compositions of the invention contain at least one surfactant, more preferably a mixture of several surfactants from different classes.
  • the total amount of surfactant 35.0 to 80.0 wt .-%, preferably from 36 to 65.0 wt .-%, particularly preferably from 37.5 to 60.0 wt. %, in each case based on the total weight of the composition.
  • the surfactant used according to the invention is preferably at least one anionic surfactant.
  • Suitable anionic surfactants in the compositions are all anionic surfactants. These are characterized by a water-solubilizing, anionic group such as. As a carboxylate, sulfate, sulfonate or phosphate group and a lipophilic alkyl group having about 8 to 30 carbon atoms. In addition, glycol or polyglycol ether groups, ester, ether and amide groups and hydroxyl groups may be present in the molecule. Suitable anionic surfactants are preferably present in the form of the sodium, potassium and ammonium as well as the mono-, di- and trialkanolammonium salts having 2 to 4 carbon atoms in the alkanol group.
  • compositions contain, based on the total weight of the composition, anionic surfactant in a total amount of from 15.0 to 65.0% by weight, preferably from 25.0 to 55.0% by weight, particularly preferably from 30.0 to 50, 0% by weight.
  • Preferred anionic surfactants in the compositions are alkyl sulfates, alkyl polyglycol ether sulfates and ether carboxylic acids each having 10 to 18 carbon atoms in the alkyl group and up to 12 glycol ether groups in the molecule.
  • compositions used according to the invention comprise at least one surfactant of the formula R 1 is -O- (AO) n -SO 3 - X + .
  • R 1 is a linear or branched, substituted or unsubstituted alkyl, aryl or alkylaryl radical, preferably a linear, unsubstituted alkyl radical, more preferably a fatty alcohol radical.
  • Preferred radicals R 1 are selected from decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl radicals and mixtures thereof, where the representatives with an even number of carbon atoms Atoms are preferred.
  • radicals R 1 are derived from C 12 -C 18 fatty alcohols, for example coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or C 10 -C 20 oxo alcohols.
  • AO represents an ethylene oxide (EO) or propylene oxide (PO) moiety, preferably an ethylene oxide moiety.
  • EO ethylene oxide
  • PO propylene oxide
  • n stands for an integer from 1 to 50, preferably from 1 to 20 and especially from 2 to 10. Most preferably, n stands for the numbers 2, 3, 4, 5, 6, 7 or 8.
  • X stands for a monovalent cation or the nth part of an n-valent cation, the alkali metal ions are preferred, and Na + or K + including Na, with Na + being extremely preferred.
  • Other cations X + may be selected from NH 4 + , 1 ⁇ 2Zn 2+ , 1 ⁇ 2Mg 2+ , 1 ⁇ 2Ca 2+ , 1 ⁇ 2Mn 2+ , and mixtures thereof.
  • compositions contain, based on the total amount of the composition, from 5.0 to 35% by weight, preferably from 7.5 to 25.0% by weight, more preferably from 10.0 to 20.0% by weight, of fatty alcohol ether sulfate (e) (in particular of the formula A1).
  • compositions additionally or alternatively (in particular additionally) contain at least one surfactant of the formula (A-2) R 3 -A-SO 3 - Y + (A-2).
  • R 3 is a linear or branched, substituted or unsubstituted alkyl, aryl or alkylaryl radical and the grouping -A- for -O- or a chemical bond.
  • certain radicals R 3 are preferred.
  • R 3 is preferably a linear, unsubstituted alkyl radical, more preferably a fatty alcohol radical.
  • Preferred radicals R 1 are selected from decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl radicals and mixtures thereof, where the representatives with an even number of carbon atoms Atoms are preferred.
  • Particularly preferred radicals R 1 are derived from C 12 -C 18 fatty alcohols, for example coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or C 10 -C 20 oxo alcohols.
  • Y stands for a monovalent cation or the n-th part of an n-valent cation, the alkali metal ions being preferred, and Na + or K + being preferred, Na + being extremely preferred.
  • Other cations Y + may be selected from NH 4 + , 1 ⁇ 2Zn 2+ , 1 ⁇ 2Mg 2+ , 1 ⁇ 2Ca 2+ , 1 ⁇ 2Mn 2+ , and mixtures thereof.
  • compositions contain, based on the total amount of the compositions, 10.0 to 45% by weight, preferably 2.5 to 30% by weight, more preferably 5.0 to 22 wt .-% of surfactant from the group comprising C 9-13 alkyl benzene sulfonates, olefin sulfonates, C 12-18 alkanesulfonates ester sulfonates, alk (en) ylsulfate, and mixtures thereof (in particular the group of C 9-13 alkylbenzenesulfonates, preferred the group according to formula (A2)).
  • surfactant from the group comprising C 9-13 alkyl benzene sulfonates, olefin sulfonates, C 12-18 alkanesulfonates ester sulfonates, alk (en) ylsulfate, and mixtures thereof (in particular the group of C 9-13 alkylbenzenesulfonates, preferred the group according to formula
  • R 3 is preferably a linear or branched unsubstituted alkylaryl radical.
  • X is a monovalent cation or the nth part of an n-valent cation, the alkali metal ions being preferred, and Na + or K + being preferred, Na + being extremely preferred.
  • Other cations X + may be selected from NH 4 + , 1 ⁇ 2Zn 2+ , 1 ⁇ 2Mg 2+ , 1 ⁇ 2Ca 2+ , 1 ⁇ 2Mn 2+ , and mixtures thereof.
  • Such highly preferred surfactants are selected from linear or branched alkylbenzenesulfonates of the formula A-3 in which R 'and R "together contain 9 to 19, preferably 11 to 15 and in particular 11 to 13 carbon atoms
  • a particularly preferred representative can be described by the formula A-3a:
  • compositions additionally contain soap (s) as anionic surfactant.
  • soap are the water-soluble sodium or potassium salts of the saturated and unsaturated fatty acids having from 10 to 20 carbon atoms, the rosin acids of rosin (yellow rosin soaps) and naphthenic acids which are used as solid or semi-solid mixtures mainly for washing and cleaning purposes.
  • Sodium or potassium salts of the saturated and unsaturated fatty acids having 10 to 20 carbon atoms, in particular having 12 to 18 carbon atoms are preferred soaps according to the invention.
  • Particularly preferred compositions are characterized in that they contain, based on their weight, from 0.1 to 15% by weight, particularly preferably from 0.2 to 12.0% by weight, very particularly preferably from 0.3 to 10.0 Wt .-% soap (s) included.
  • compositions used in the invention may contain nonionic surfactant (s).
  • compositions contain at least one nonionic surfactant from the group of fatty alcohol ethoxylates, since these surfactants give high-performance compositions even at low washing temperatures and have excellent low-temperature stability in the case of liquid preparations.
  • R 2 is a linear or branched, substituted or unsubstituted alkyl, aryl or alkylaryl radical, preferably a linear, unsubstituted alkyl radical, more preferably a fatty alcohol radical.
  • Preferred radicals R 2 are selected from decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl radicals and mixtures thereof, where the representatives with even number of carbon atoms Atoms are preferred.
  • radicals R 2 are derived from C 12 -C 18 -fatty alcohols, for example coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or C 10 -C 20 -oxo alcohols.
  • AO represents an ethylene oxide (EO) or propylene oxide (PO) moiety, preferably an ethylene oxide moiety.
  • EO ethylene oxide
  • PO propylene oxide
  • m is an integer from 1 to 50, preferably from 1 to 20 and especially from 2 to 10. Most preferably, m is the numbers 2, 3, 4, 5, 6, 7 or 8.
  • compositions contain nonionic surfactants in certain amounts. Extremely preferred compositions according to the invention are characterized in that the total amount of nonionic surfactants, based on the weight of the compositions, is 1.0 to 15% by weight, preferably 2.5 to 12.5% by weight, more preferably 5.0 to 10 , 0 wt .-% is.
  • compositions contain, based on the total amount of the compositions, 1.0 to 15% by weight, preferably 2.5 to 12.5% by weight, more preferably 5.0 to 10.0% by weight of fatty alcohol ethoxylate (s) (in particular of the formula (C-1)).
  • composition according to the invention may contain water as solvent. It is essential according to the invention, based on the weight of the composition, to use water in a total amount of from 0 to 50% by weight, in particular from 0 to 45% by weight.
  • Compositions which are preferred according to the invention comprise water in an amount of from 0 to 50% by weight, in particular from 5 to 50% by weight, particularly preferably from 5 to 45% by weight, based in each case on the total weight of the composition. It is preferred that the detergent more than 5 wt .-%, preferably more than 15 wt .-% and particularly preferably more than 25 wt .-%, each based on the total amount of detergent, water.
  • organic solvents can be added to the liquid composition according to the invention.
  • Organic solvents are liquid, dissolve at 20 ° C to at least 1 g in 100 g of distilled water and have at least one covalent bond between carbon and hydrogen in the molecule. It is essential according to the invention, based on the weight of the composition, to use amino-group-free organic solvents in a total amount of from 0 to 10% by weight, in particular from 0 to 7.5% by weight.
  • Suitable amino-group-free organic solvents include monohydric or polyhydric alcohols or glycol ethers, provided they are present in the specified concentration range are miscible with water.
  • the amino group-free organic solvents are selected from 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-
  • composition according to the invention optionally contains an amino group-free C 2 to C 4 -alcohol having 1 to 3 hydroxyl groups, in particular ethanol and / or glycerol and / or 1,2-propanediol.
  • composition according to the invention necessarily has a viscosity of at least 1000 Pas (rotational rheometer, cone plate (40 mm diameter, 2 ° cone angle), 0.5 rpm, 20 ° C.) and a yield point of at least 10 Pa (20 ° C.).
  • the composition has a viscosity of at least 2000 Pa.s, particularly preferably of at least 3000 Pas.
  • the yield stress refers to the smallest stress (force per area) above which a plastic substance behaves rheologically like a liquid. It is therefore given in Pascal (Pa). It is preferred according to the invention if the composition has a yield point of at least 20 Pa, more preferably of at least 30 Pa.
  • the yield point is determined on a shear stress controlled rheometer AR G2 from Texas Instruments at a temperature of 20 ° C with a cone-plate measuring system with 40mm diameter and 2 ° cone angle.
  • the samples were loaded in the rheometer with a time-increasing shear stress s (t).
  • t time-increasing shear stress
  • the shear stress can be increased in the course of 10 minutes from the smallest possible value (eg 2 mPa) to eg 10 Pa.
  • the deformation ⁇ of the sample is measured. The deformation is plotted against the shear stress in a log-log plot. If the examined sample has a yield point, clearly two areas can be distinguished in this plot.
  • compositions according to the invention may contain further ingredients which further improve the performance and / or aesthetic properties of the detergent.
  • the composition according to the invention preferably additionally contains one or more substances from the group of enzymes, bleaching agents, complexing agents, builders, electrolytes, pH adjusters, perfumes, perfume carriers, fluorescers, dyes, hydrotropes, foam inhibitors, silicone oils, antiredeposition agents, anti-shrinkage agents , Anti-caking agents, color transfer inhibitors, antimicrobial agents, germicides, fungicides, antioxidants, preservatives, corrosion inhibitors, antistatic agents, bittering agents, ironing aids, repellents and impregnating agents, swelling and anti-slip agents, plasticizing components and UV absorbers.
  • compositions according to the invention already provide the viscosity profile according to the invention without the use of polymeric thickeners.
  • a polymeric thickener is understood according to the invention to mean a polymeric compound which has an average molecular weight (weight average M w ) of more than 1000 g / mol and which in an amount of 0.1% by weight the viscosity of the composition according to the invention is at least 500 mPas elevated.
  • polyacrylates include polyacrylate or polymethacrylate thickeners, such as, for example, the high molecular weight homopolymers of acrylic acid crosslinked with a polyalkenyl polyether, in particular an allyl ether of sucrose, pentaerythritol or propylene (INCI name according to "International Dictionary of Cosmetic Ingredients", The Cosmetic, Toiletry and Fragrance Association (CTFA) ": carbomer), also referred to as carboxyvinyl polymers.
  • CTF Cosmetic, Toiletry and Fragrance Association
  • Such polyacrylic acids are available, inter alia, from 3V Sigma under the trade name Polygel®, for example Polygel DA, and from Noveon under the trade name Carbopol®, for example Carbopol 940 (molecular weight about 4,000,000), Carbopol 941 (molecular weight approx 1. 250,000) or Carbopol 934 (molecular weight about 3,000,000).
  • Polygel® for example Polygel DA
  • Carbopol® for example Carbopol 940 (molecular weight about 4,000,000), Carbopol 941 (molecular weight approx 1. 250,000) or Carbopol 934 (molecular weight about 3,000,000).
  • acrylic acid copolymers are included: (i) Copolymers of two or more monomers from the group of acrylic acid, methacrylic acid and their simple ester, preferably formed with C 1-4 -alkanols (INCI acrylates copolymer), such as the copolymers of methacrylic acid, butyl acrylate and methyl methacrylate (CAS designation according to Chemical Abstracts Service: 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, for example the anionic non-associative polymers Aculyn 22, Aculyn 28, Aculyn 33 (crosslinked), Acusol 810, Acusol 823 and Acusol 830 ( CAS 25852-37-3 ); (ii) crosslinked), A
  • the liquid composition based on the total weight of the composition, comprises polymeric thickeners in a total amount of from 0 to 0.1% by weight, in particular from 0 to 0.05% by weight, more preferably from 0 to 0.01 Wt .-% contains. Most preferably, the composition is free of polymeric thickeners.
  • a bleaching agent can serve all substances that destroy or absorb dyes by oxidation, reduction or adsorption and thereby discolor materials. These include, among others, hypohalite-containing bleach, hydrogen peroxide, perborate, percarbonate, peroxoacetic acid, diperoxoazelaic acid, diperoxododecanedioic acid, and oxidative enzyme systems.
  • Suitable builders which may be present in the composition according to the invention are in particular silicates, aluminum silicates (in particular zeolites), carbonates, salts of organic di- and polycarboxylic acids and mixtures of these substances.
  • Organic builders which may be present in the composition according to the invention are, for example, the polycarboxylic acids which can be used in the form of their sodium salts, polycarboxylic acids meaning those carboxylic acids which carry more than one acid function.
  • these are citric acid, adipic acid, succinic acid, glutaric acid, malic acid, tartaric acid, maleic acid, fumaric acid, sugar acids, aminocarboxylic acids, and mixtures of these.
  • Preferred salts are the salts of polycarboxylic acids such as citric acid, adipic acid, succinic acid, glutaric acid, tartaric acid, sugar acids and mixtures thereof.
  • polymeric polycarboxylates are suitable. These are, for example, the alkali metal salts of polyacrylic acid or polymethacrylic acid, for example, those having a molecular weight of 600 to 750,000 g / mol.
  • Suitable polymers are in particular polyacrylates, which preferably have a molecular weight of from 1,000 to 15,000 g / mol. Because of their superior solubility, the short-chain polyacrylates, which have molecular weights of from 1,000 to 10,000 g / mol, and particularly preferably from 1,000 to 5,000 g / mol, may again be preferred from this group.
  • copolymeric polycarboxylates in particular those of acrylic acid with methacrylic acid and of acrylic acid or methacrylic acid with maleic acid.
  • the polymers may also contain allylsulfonic acids, such as allyloxybenzenesulfonic acid and methallylsulfonic acid, as a monomer.
  • liquid compositions according to the invention it is preferred to use soluble builders, such as, for example, citric acid, or acrylic polymers having a molar mass of from 1,000 to 5,000 g / mol.
  • soluble builders such as, for example, citric acid, or acrylic polymers having a molar mass of from 1,000 to 5,000 g / mol.
  • An outlet device comprises the outlet and usually at least one closure for this outlet.
  • the bottom of the container is according to the invention preferably a part of the outlet device.
  • An outlet is part of an outlet device that allows said liquid composition to be led outwardly from within the container.
  • it is to be understood as meaning a hollow space as a flow, which is in fluid communication with the interior of the container and the exterior of the container.
  • a hole in a container wall is an outlet.
  • this outlet can also be tubular.
  • the outlet may also be designed in the form of a tube leading to the outside, which extends beyond the dimension of the wall of the container. This tube also forms a filling aid.
  • the tube may be, for example, a flexible tube (e.g., silicone) that can be squeezed with a closure upon closure of the container.
  • Lotrecht means that the container is oriented in such a way that the direction of flow of the liquid composition within the part of the cavity of the outlet to be considered points vertically downwards to the ground.
  • the cross-sectional area of the narrowest point of the flow is a cross section of the outlet cavity having the smallest cross-sectional area which is perpendicular to the vertical direction of flow of the liquid detergent composition through the cavity of the outlet. Of the Perimeter is the perimeter of this cross-sectional area Q (cross-sectional area of the outlet at the narrowest point of the flow).
  • the outlet at the narrowest point of the flow has a cross-sectional area Q of between 30 mm 2 and 7 mm 2.
  • the cross-sectional area Q at the narrowest point of the flow of the outlet a circumference of at most 20 mm, more preferably between 25 mm and 9 mm, most preferably between 20 and 9 mm.
  • Fig. 1 illustrates a container (1) with an outlet device located on the floor (2) including closure (3a) whose outlet (3) has a perpendicular to the vertical flow direction (4) of the liquid detergent composition (5) having cross-sectional area Q (6) at the narrowest point the outlet has as an outlet opening. That is, the flow direction (4) and the surface of the outlet (3) form an angle of 90 °.
  • Fig. 2 illustrates a container (1) with an outlet device located on the floor (2) including closure (3a) whose outlet (3) has a perpendicular to the vertical flow direction (4) of the liquid detergent composition (5) having cross-sectional area Q (6) at the narrowest point the outlet (here: area of the circular opening of the cone-shaped outlet) has. That is, the flow direction (4) and the surface of the outlet (3) form an angle of 90 °.
  • the filling level of the detergent product measured as the distance of the said cross-sectional area Q and the surface of the liquid composition (the meniscus of the liquid, if present) is at most 25 cm, in particular at most 20 cm.
  • the container preferably holds a volume of the liquid composition of from 50 ml to 3000 ml, in particular from 100 ml to 1000 ml.
  • the outlet of the nozzle at the narrowest point is preferably circular.
  • the container is preferably made of PP, PE or PET or combinations of these different plastics. In addition or in their place, any other conventional plastics can be used.
  • a second subject of the invention is the use of a detergent product of the first subject of the invention in a process for textile washing.
  • a third subject of the invention is the use of a detergent product of the first subject of the invention for dispensing the liquid detergent composition incorporated therein.
  • a wash liquor is at least the total amount of the components used under (i) and (iii).
  • Processes for textile cleaning are generally distinguished by the fact that various cleaning-active substances are applied to the items to be cleaned and washed off after the contact time, or that the items to be cleaned are treated in any other way with a composition of the first subject of the invention or a solution of this composition. It is preferred according to the invention if, as part of a pretreatment of textiles, first at selected parts of the textile at least part of said liquid composition is applied directly and then after a contact time (preferably 30 to 300 seconds) the at least one solvent from step (ii ), the rest of the textiles from step (iii) and optionally the remainder of said liquid composition to provide the wash liquor.
  • a contact time preferably 30 to 300 seconds
  • washing liquor is supplied with the at least one solvent of the process according to the invention, then it is preferred according to the invention to combine one part by volume of the said liquid composition with 5 to 3000 parts by volume of the at least one solvent.
  • the viscosity and the yield point were determined (measurement protocol vide supra ) .
  • the above liquid detergent was filled in a container with outlet device in the bottom of the stand.
  • the container had a volume of 1000 ml and a height of the cavity for receiving the liquid composition of 20 cm.
  • the smallest cross-sectional area Q, ie cross section at the narrowest point of the flow, is circular.
  • the appropriately filled containers were fixed with the floor down over the ground floating, without exerting pressure on the walls of the container.
  • the flow direction of the liquid composition was perpendicular to the ground.
  • the time was measured in seconds after opening the outlet t (0) to the first drop t (end) as a measure of mottling or afterglow. At a time of at least 3 seconds, it is to be assumed that the liquid detergent according to the invention can be readily metered by the detergent product.
  • the detergent product V1 with the cross-sectional area Q3 is not according to the invention.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Detergent Compositions (AREA)
EP15198207.1A 2014-12-18 2015-12-07 Produit detergent comprenant une lessive liquide ayant une limite d'écoulment dans un emballage comprenant un dispositif de distribution Withdrawn EP3034598A1 (fr)

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DE102014226456.1A DE102014226456A1 (de) 2014-12-18 2014-12-18 Waschmittelprodukt, umfassend flüssiges Waschmittel mit Fließgrenze in einer Verpackung mit Abgabevorrichtung

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EP3034598A1 true EP3034598A1 (fr) 2016-06-22

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1052392A (ja) * 1996-08-12 1998-02-24 Lion Corp 部分洗い用液体洗剤製品
US20040058834A1 (en) * 2002-09-20 2004-03-25 Unilever Home And Personal Care Usa, Division Of Conopco, Inc. Liquid or gel laundry detergent which snaps back at the end of dispensing
DE102005015328A1 (de) * 2005-04-01 2006-10-05 Henkel Kgaa Klares Wasch- und Reinigungsmittel mit Fließgrenze
WO2007130562A2 (fr) 2006-05-05 2007-11-15 The Procter & Gamble Company Composition détergente pour blanchissage fluide et compacte
WO2011018337A1 (fr) * 2009-08-12 2011-02-17 Unilever Plc Formulations de savon liquide concentrées ayant une viscosité facile à pomper

Patent Citations (6)

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