EP2102326A1 - Dose d'agent de lavage ou de nettoyage - Google Patents

Dose d'agent de lavage ou de nettoyage

Info

Publication number
EP2102326A1
EP2102326A1 EP07847717A EP07847717A EP2102326A1 EP 2102326 A1 EP2102326 A1 EP 2102326A1 EP 07847717 A EP07847717 A EP 07847717A EP 07847717 A EP07847717 A EP 07847717A EP 2102326 A1 EP2102326 A1 EP 2102326A1
Authority
EP
European Patent Office
Prior art keywords
cleaning agent
container
washing
portion according
detergent
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Withdrawn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
EP07847717A
Other languages
German (de)
English (en)
Inventor
Wolfgang Barthel
Salvatore Fileccia
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
Original Assignee
Henkel AG and Co KGaA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of EP2102326A1 publication Critical patent/EP2102326A1/fr
Withdrawn legal-status Critical Current

Links

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
    • 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
    • C11D17/042—Water soluble or water disintegrable containers or substrates containing cleaning compositions or additives for cleaning compositions
    • C11D17/043—Liquid or thixotropic (gel) compositions
    • 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
    • C11D17/042—Water soluble or water disintegrable containers or substrates containing cleaning compositions or additives for cleaning compositions
    • C11D17/045—Multi-compartment

Definitions

  • the present invention is in the field of sachets for detergents such as those used for cleaning textiles or hard surfaces such as dishes.
  • Detergents or cleaners are now available to the consumer in a variety of forms.
  • the range also includes, for example, washing or cleaning agent concentrates in the form of portioned compositions which are present, for example, in extruded or tableted form.
  • washing or cleaning agent concentrates in the form of portioned compositions which are present, for example, in extruded or tableted form.
  • These fixed, concentrated or compressed forms of supply are characterized by a reduced volume per serving, thus reducing the costs of packaging and transport.
  • the washing or cleaning agent tablets additionally meet the consumer's desire for simple dosing.
  • the corresponding means are comprehensively described in the prior art.
  • compacted detergents or cleaners also have a number of disadvantages.
  • solid or liquid detergents or cleaners which have a water-soluble or water-dispersible packaging have increasingly been described in recent years. These funds are characterized as the tablets by a simplified dosage, since they can be dosed together with the outer packaging in the washing machine or dishwasher, on the other hand, but at the same time they also allow the packaging liquid or powder detergent or cleaning agent, which are distinguished from the Kompaktaten by a better resolution and faster effectiveness.
  • EP 1314654 A2 discloses a dome-shaped container with a receiving chamber containing a liquid.
  • the subject of the international application WO 01/83657 A2 are multichamber bags which contain a solid in a receiving chamber and a liquid in a further receiving chamber.
  • the subject of the European application EP 1256623 A1 is a kit of at least two bags of different composition and different appearance.
  • the bags are separate and not as a compact single product.
  • the application DE 10244802 describes a process for producing completely or partially water-soluble filled hollow body, in which the hollow body is first filled with an agent, for example a washing or cleaning agent. Before the hollow body is closed, it is additionally filled with a cooled gas.
  • the hollow bodies produced in this way are intended to appear bulging and, in contrast to sagging bags, have an advantageous product appearance and good mechanical stability.
  • Detergent or cleaning agent portions should meet a variety of different requirements simultaneously.
  • mechanical stability good handleability and appealing product appearance
  • the object of the present invention is to provide portioned detergents or cleaners, which are not only in the application of high performance and mechanically stable in production, processing, storage and transport, but also look visually appealing and their appearance with the buyer or user a high Cleaning performance associated.
  • the funds should also be as simple and inexpensive to produce. Furthermore, they should give the manufacturer and supplier of such means a high degree of flexibility in the individual design of the agent and allow a variety of different forms of supply.
  • the present invention therefore provides a washing or cleaning agent portion comprising a) a first dosing unit comprising a completely sealed water-soluble container made of a transparent or translucent polymeric material and a first washing or cleaning agent preparation, which is liquid and enclosed in the container, and up to 99 Vol% of the container volume occupies, and wherein the container further contains a standing under a pressure of at least 1, 02 bar gas occupying at least 1% by volume of the container volume, and b) a second, different from the first water-soluble dosing unit comprising a second detergent or cleaner preparation.
  • the first dosing unit of the washing or cleaning agent portions comprises a container which contains a visible through the container wall gas bubble.
  • This gas bubble is movable in the liquid contained in the container when the spatial position of the container or the entire portion is changed. As a result, the gas bubble visually indicates to a viewer that the container contains a liquid.
  • the container of the first dosing unit is under the usual conditions of manufacture, storage, supply and use of such washing or cleaning agent portions under an overpressure, relative to its environment.
  • the container receives a good mechanical stability and at the same time an attractive appearance despite only partial filling with liquid.
  • a comparably good mechanical stability and a comparably appealing appearance would be achievable, for example, only if the wall thickness of the container were significantly greater than what is required in the container according to the invention.
  • the washing or cleaning agent portions according to the invention thus enable a good mechanical stability and an attractive appearance with a simultaneous better and more cost-effective manufacturability.
  • the first dosing unit has the role of releasing a first washing or cleaning agent preparation at an early stage and / or already at a low temperature, in particular the usual temperature of cold tap water, in a washing or cleaning process ,
  • This release process is favored in the portions according to the invention characterized in that the container of the first metering unit is under an overpressure. This results in contact with the washing or cleaning liquor to a faster opening or bursting of the container wall and thus the desired earlier release of the container contents.
  • the container of the first dosing unit contains a gas which is under a pressure of at least 1.05 bar and in particular of at least 1.1 bar. It is further preferred if the upper limit for the pressure is 2 bar and in particular 1, 5 bar.
  • a gas in the context of the present invention is in particular a substance which occupies the gaseous state of matter in a temperature range of 10 to 40 0 C and under a pressure of 1 to 2 bar.
  • the gas is preferably selected from air, nitrogen, carbon dioxide, noble gases and mixtures thereof, in particular from air and / or nitrogen.
  • the polymeric material which forms the container and in particular the container wall of the first dosing unit of the washing or cleaning agent portion is a thermoplastic material. It is particularly preferred if the polymeric material comprises a polyvinyl alcohol. In a particularly preferred embodiment, the container of the first dosing unit consists entirely of a polyvinyl alcohol or a mixture of different polyvinyl alcohols.
  • the polymeric material used may be single or multi-layered films (eg laminate films).
  • the water content of the films is preferably below 10 wt .-%, more preferably below 7 wt .-%, most preferably below 5 wt .-% and in particular below 4 wt .-%.
  • the container may also consist of two different polymeric materials, which are connected to the container, for example, along a circumferential sealing or crimping seam.
  • the materials may differ, for example, with regard to the chemical nature or the proportion by weight of the water-soluble polymers used, but also with regard to the chemical nature or the proportions by weight of any additives such as stabilizers or dyes.
  • the container of the first dosing unit comprises two polymeric film materials which are in terms of their Dye content differ, so are colored differently, the two polymeric film materials may be connected to each other, for example, along a circumferential seal or Quetschnaht.
  • water-soluble polymers As a basis for the polymeric material, a number of different water-soluble polymers are suitable. Some particularly preferred water-soluble or water-dispersible polymers are listed below. Water-soluble polymers in the context of the invention are those polymers which are soluble in water at 2O 0 C to more than 2.5 wt .-%. The polymers mentioned can be used both alone and in combination with one another or in combination with other substances, for example plasticizers or solubilizers.
  • Particularly preferred water-soluble or water-dispersible polymers include the
  • Copolymers b8) Copolymers of b8i) unsaturated carboxylic acids b ⁇ ii) cationically derivatized unsaturated carboxylic acids b ⁇ iii) optionally further ionic or nonionic monomers
  • Polyquaternium 27 indicated polymers.
  • the polymeric material comprises at least partially a substance, optionally in acetalized form, from the group of polyvinyl alcohols, polyvinylpyrrolidones, polyethylene oxides, gelatin, cellulose or derivatives thereof.
  • Polyvinyl alcohols (abbreviated PVAL, occasionally PVOH) is the name for polymers of the general structure
  • polyvinyl alcohols which are available as white-yellowish powders or granules with degrees of polymerization in the range of about 100 to 2500 (molar masses of about 4000 to 100,000 g / mol), have degrees of hydrolysis of 98-99 or 87-89 mol%. , so still contain a residual content of acetyl groups.
  • the polyvinyl alcohols are characterized by the manufacturer by indicating the degree of polymerization of the starting polymer, the degree of hydrolysis, the saponification number or the solution viscosity.
  • polyvinyl alcohols are soluble in water and a few highly polar organic solvents (formamide, dimethylformamide, dimethyl sulfoxide); They are not attacked by (chlorinated) hydrocarbons, esters, fats and oils.
  • Polyvinyl alcohols are classified as toxicologically safe and are biologically at least partially degradable.
  • the water solubility can be reduced by post-treatment with aldehydes (acetalization).
  • Polyvinyl alcohols which are acetalated or ketalized with the aldehyde or keto groups of saccharides or polysaccharides or mixtures thereof have proven to be particularly advantageous and particularly advantageous on account of their pronounced cold water solubility. To use extremely advantageous are the reaction products of PVAL and starch.
  • the water solubility can be changed by complexing with Ni or Cu salts or by treatment with dichromates, boric acid, borax and thus set specifically to desired values.
  • PVAL films are largely impermeable to gases such as oxygen, nitrogen, helium, hydrogen, carbon dioxide, but allow water vapor to pass through.
  • the polymeric material comprises, at least partially, a polyvinyl alcohol whose degree of hydrolysis is 70 to 100 mol%, preferably 80 to 90 mol%, particularly preferably 81 to 89 mol% and in particular 82 to 88 mol -% is.
  • the polymeric material is at least 20 wt .-%, more preferably at least 40 wt .-%, most preferably at least 60 wt .-% and in particular at least 80 wt .-% of a polyvinyl alcohol, the Hydrolysis degree 70 to 100 mol%, preferably 80 to 90 mol%, particularly preferably 81 to 89 mol% and in particular 82 to 88 mol%.
  • the polymeric material preferably comprises polyvinyl alcohols of a certain molecular weight range, it being preferred according to the invention that the material comprises a polyvinyl alcohol whose molecular weight is in the range from 10,000 to 100,000 gmol -1 , preferably from 1,000 to 90,000 gmol -1 , particularly preferably from 12,000 to 80,000 gmol '1 and in particular from 13,000 to 70,000 gmol ' 1 .
  • the degree of polymerization of such preferred polyvinyl alcohols is between about 200 to about 2100, preferably between about 220 to about 1890, more preferably between about 240 to about 1680, and most preferably between about 260 to about 1500.
  • polyvinyl alcohols described above are widely available commercially, for example under the trade name Mowiol ® (Clariant).
  • Mowiol ® Commercially, for example under the trade name Mowiol ® (Clariant).
  • particularly suitable polyvinyl alcohols are, for example, Mowiol ® 3-83, Mowiol ® 4-88, Mowiol ® 5-88 and Mowiol ® 8-88.
  • Further polyvinyl alcohols which are particularly suitable as material for the container are shown in the following table:
  • ELVANOL ® 51-05, 52-22, 50-42, 85-82, 75-15, T-25, T-66, 90-50 (trademark of Du Pont)
  • ALCOTEX ® 72.5 , 78, B72, F80 / 40, F88 / 4, F88 / 26, F88 / 40, F88 / 47 (trademark of Harlow Chemical Co.)
  • Gohsenol ® NK-05, A-300, AH-22, C-500 , GH-20, GL-03, GM-14L, KA-20, KA-500, KH-20, KP-06, N-300, NH-26, NM1 1Q, KZ-06 (Trademark of Nippon Gohsei KK) ,
  • PVAL films under the name "SOLUBLON® ®” from Syntana bottlesgesellschaft E. Harke GmbH & Co. available PVAL films. Their solubility in water can be adjusted to the exact degree, and films of this product series are available which are soluble in aqueous phase in all temperature ranges relevant for the application.
  • PVP Polyvinylpyrrolidones
  • PVP are prepared by radical polymerization of 1-vinylpyrrolidone.
  • Commercially available PVP have molecular weights in the range of about 2,500 to 750,000 g / mol and are available as white, hygroscopic powders or as aqueous solutions.
  • Polyethylene oxides, PEOX for short, are polyalkylene glycols of the general formula H - [O-CH 2 -CH 2 J n -OH
  • ethylene oxide oxirane
  • ethylene glycol as the starting molecule. They have molar masses in the range of about 200 to 5,000,000 g / mol, corresponding to degrees of polymerization n of about 5 to> 100,000.
  • Polyethylene oxides have an extremely low concentration of reactive hydroxy end groups and show only weak glycol properties.
  • polymeric materials which comprise a polymer from the group starch and starch derivatives, cellulose and cellulose derivatives, in particular methyl cellulose and mixtures thereof.
  • the portions according to the invention are characterized in that the polymeric material of the container of the first dosing unit is transparent or translucent.
  • transparency is to be understood as meaning that the permeability within the visible spectrum of the light (410 to 800 nm) is greater than 20%, preferably greater than 30%, very preferably greater than 40% and in particular greater than 50%.
  • a wavelength of the visible spectrum of the light has a transmittance greater than 20%, it is to be regarded as transparent within the meaning of the invention.
  • Containers prepared according to the invention, for the production of which a transparent material has been used, may contain a stabilizing agent.
  • Stabilizing agents in the context of the invention are materials which protect the ingredients contained in the receiving chambers from decomposition or deactivation by light irradiation. Antioxidants, UV absorbers and fluorescent dyes have proved to be particularly suitable here.
  • Preferred washing or cleaning agent portions are characterized in that the polymeric material forming the container wall has a thickness between 5 and 800 ⁇ m, preferably between 50 and 700 ⁇ m, and in particular between 100 and 600 ⁇ m.
  • the polymeric material forming the container wall has a greater thickness in a first subregion of the surface of the container than in a second subregion.
  • a partial region has increased mechanical stability, for example in order to connect the container to the second dosing unit via this partial region, while at the same time another partial region has a higher dissolution rate during use of the portion.
  • the container is blow-molded and in particular extrusion-blown.
  • the container of the first dosing unit of the portion according to the invention may have a circumferential sealing or squeezing seam.
  • a circumferential seam is understood to mean a seam which runs closed on the surface of the container.
  • This seam describes in a rotationally symmetrical container, for example a spherical container, preferably a circular shape.
  • the size of the circle can vary for a given container.
  • the peripheral seam corresponds to a great circle, that is to say the largest possible circle on the surface of the container.
  • peripheral sealing or squeezing seams which describe a small circle, ie a circle on the surface of a rotationally symmetrical, for example spherical, container whose plane does not contain the container center are preferred.
  • a cut on the small circle thus divides the spherical container into two parts of different size.
  • Dosing units which have a sealing or squeezing seam which divides the container into two parts of different sizes can be easily differentiated with respect to the two parts separated by the seam. This may be advantageous, for example, during later processing or packaging.
  • the sealed or crushed seam can be produced by a number of different methods. Preference is given to containers in which the sealing of the polymeric material has been effected by the action of adhesives and / or solvents and / or compressive or squeezing forces.
  • the containers have a heat-sealed seam.
  • heat sealing a number of different tools and methods are available to those skilled in the art, wherein sealing seams, which were produced by the action of heated sealing tools, by the action of a laser beam and / or by the action of hot air, are preferred.
  • the seam in particular if the sealing or squeezing seam could appear optically disturbing when the portion is viewed, it may be preferred for the seam to have the smallest possible width. In another embodiment of metering units according to the invention, in particular when the sealing or crimping seam does not appear optically, it may be preferred for the sealed or crimped seam to have a width of the order of a few millimeters.
  • the sealed or squeeze seam has a width of less than 3 mm, preferably less than 2 mm and in particular less than 1 mm.
  • the sealed or squeeze seam divides the surface of the container into two sub-areas of different sizes.
  • the liquid washing or cleaning agent preparation contained in the first dosing unit of the detergent or cleaning agent portion according to the invention preferably occupies from 50 to 95, more preferably from 60 to 90, and in particular from 65 to 85,% by volume of the container volume.
  • the relative vol% values contained in the present application are to be understood as values which are measured at 2O 0 C and 1, 013 bar ambient pressure and relate to the total volume of the container.
  • the gas contained in the first dosing unit of the detergent or cleaning agent portion according to the invention preferably occupies 5 to 50, particularly preferably 10 to 40, and in particular 15 to 35,% by volume of the container volume.
  • the container may additionally contain, for example, a solid which may optionally be present in particulate form.
  • the volume of the containers may vary in limits which are relevant for use as a dosing unit for detergents or cleaners, with dosing units being preferred in which the container has a filling volume of between 0.3 and 50 ml, preferably between 0.4 and 30 ml and in particular between 0.5 and 20 ml.
  • the liquid washing or cleaning agent preparation contained in the first dosing unit of the washing or cleaning agent portion according to the invention contains at least one surfactant and in particular at least one nonionic surfactant.
  • Suitable nonionic surfactants are, for example, alkyl glycosides of the general formula RO (G) x in which R is a primary straight-chain or methyl-branched, in particular 2-position methyl branched aliphatic radical having 8 to 22, preferably 12 to 18 carbon atoms and G is the symbol that is for a Glykoseiki with 5 or 6 C-atoms, preferably for glucose.
  • the degree of oligomerization x which indicates the distribution of monoglycosides and oligoglycosides, is any number between 1 and 10; preferably x is 1, 2 to 1, 4.
  • nonionic surfactants used either as the sole nonionic surfactant or in combination with other nonionic surfactants are alkoxylated, preferably ethoxylated or ethoxylated and propoxylated fatty acid alkyl esters, preferably having from 1 to 4 carbon atoms in the alkyl chain.
  • Nonionic surfactants of the amine oxide type for example N-cocoalkyl-N, N-dimethylamine oxide and N-tallowalkyl-N, N-dihydroxyethylamine oxide, and the fatty acid alkanolamides may also be suitable.
  • the amount of these nonionic surfactants is preferably not more than that of the ethoxylated fatty alcohols, especially not more than half thereof.
  • surfactants are polyhydroxy fatty acid amides of the formula
  • R is an aliphatic acyl radical having 6 to 22 carbon atoms
  • R 1 is hydrogen, an alkyl or hydroxyalkyl radical having 1 to 4 carbon atoms
  • [Z] is a linear or branched polyhydroxyalkyl radical having 3 to 10 carbon atoms and 3 to 10 hydroxyl groups.
  • the polyhydroxy fatty acid amides are known substances which can usually be obtained by reductive amination of a reducing sugar with ammonia, an alkylamine or an alkanolamine and subsequent acylation with a fatty acid, a fatty acid alkyl ester or a fatty acid chloride.
  • the group of polyhydroxy fatty acid amides also includes compounds of the formula
  • R is a linear or branched alkyl or alkenyl radical having 7 to 12 carbon atoms
  • R 1 is a linear, branched or cyclic alkyl radical or an aryl radical having 2 to 8 carbon atoms
  • R 2 is a linear, branched or cyclic alkyl radical or an aryl radical or an oxyalkyl radical having 1 to 8 carbon atoms
  • Ci_ 4 alkyl or phenyl radicals are preferred
  • [Z] is a linear polyhydroxyalkyl radical whose alkyl chain is substituted with at least two hydroxyl groups, or alkoxylated, preferably ethoxylated or propoxylated derivatives of this radical.
  • [Z] is preferably obtained by reductive amination of a reduced sugar, for example glucose, fructose, maltose, lactose, galactose, mannose or xylose.
  • a reduced sugar for example glucose, fructose, maltose, lactose, galactose, mannose or xylose.
  • the N-alkoxy- or N-aryloxy-substituted compounds can be converted into the desired polyhydroxy fatty acid amides by reaction with fatty acid methyl esters in the presence of an alkoxide as catalyst.
  • washing or cleaning preparations in particular automatic dishwashing detergent formulations, contain nonionic surfactants from the group of the alkoxylated alcohols.
  • the nonionic surfactants used are preferably alkoxylated, advantageously ethoxylated, in particular primary, alcohols having preferably 8 to 18 carbon atoms and on average 1 to 12 moles of ethylene oxide (EO) per mole of alcohol, in which the alcohol radical can be linear or preferably methyl-branched in the 2-position or linear and methyl-branched radicals in the mixture can contain, as they are usually present in Oxoalkoholresten.
  • EO ethylene oxide
  • alcohol ethoxylates with linear radicals of alcohols of natural origin having 12 to 18 carbon atoms, for example of coconut, palm, tallow or oleyl alcohol, and on average 2 to 8 moles of EO per mole of alcohol are preferred.
  • the preferred ethoxylated alcohols include, for example, C 12 -i 4 -alcohols with 3 EO or 4 EO, Cg-n-alcohol with 7 EO, C 13.
  • the stated degrees of ethoxylation represent statistical averages, which may correspond to a particular product of an integer or a fractional number.
  • Preferred alcohol ethoxylates have a narrow homolog distribution (narrow rank ethoxylates, NRE).
  • fatty alcohols with more than 12 EO can also be used. Examples of these are tallow fatty alcohol with 14 EO, 25 EO, 30 EO or 40 EO.
  • ethoxylated nonionic surfactants which are from C 6 . 2 o-monohydroxyalkanols or C 6 . 2 o-alkylphenols or C- ⁇ 6 - 2 o-fatty alcohols and more than 12 moles, preferably more than 15 moles and in particular more than 20 moles of ethylene oxide per mole of alcohol were used.
  • a particularly preferred nonionic surfactant is selected from a straight chain fatty alcohol having 16 to 20 carbon atoms (C 16-2 alcohol), preferably a C 18 alcohol obtained and at least 12 mole, preferably at least 15 mol and in particular at least 20 moles of ethylene oxide.
  • the so-called “narrow ranks ethoxylates" are particularly preferred.
  • further combinations of one or more Taigfettalkoholen be used with 20 to 30 EO and silicone defoamers.
  • Nonionic surfactants which have a melting point above room temperature.
  • nonionic surfactants which have melting or softening points in the temperature range mentioned are, for example, low-foaming nonionic surfactants which may be solid or highly viscous at room temperature. If nonionic surfactants are used which are highly viscous at room temperature, it is preferred that they have a viscosity above 20 Pas, preferably above 35 Pas and in particular above 40 Pas. Also, nonionic surfactants having waxy consistency at room temperature are preferred depending on their purpose.
  • Nonionic surfactants from the group of alkoxylated alcohols are also used with particular preference.
  • the nonionic surfactant solid at room temperature preferably has propylene oxide units in the molecule.
  • such PO units make up to 25 wt .-%, more preferably up to 20 wt .-% and in particular up to 15 wt .-% of the total molecular weight of the nonionic surfactant from.
  • Particularly preferred nonionic surfactants are ethoxylated monohydroxyalkanols or alkylphenols which additionally have polyoxyethylene-polyoxypropylene block copolymer units.
  • the alcohol or alkylphenol content of such nonionic surfactant molecules preferably makes up more than 30% by weight, more preferably more than 50% by weight and in particular more than 70% by weight, of the total molecular weight of such nonionic surfactants.
  • Preferred agents are characterized in that they contain ethoxylated and propoxylated nonionic surfactants in which the propylene oxide units in the molecule up to 25 wt .-%, preferably up to 20 wt .-% and in particular up to 15 wt .-% of the total molecular weight of the nonionic Make up surfactants.
  • surfactants come from the groups of alkoxylated nonionic surfactants, in particular the ethoxylated primary alcohols and mixtures of these surfactants with structurally complicated surfactants such as polyoxypropylene / polyoxyethylene / polyoxypropylene ((PO / EO / PO) surfactants).
  • Such (PO / EO / PO) nonionic surfactants are also characterized by good foam control.
  • More particularly preferred nonionic surfactants having melting points above room temperature contain from 40 to 70% of a polyoxypropylene / polyoxyethylene / polyoxypropylene block polymer blend containing 75% by weight of a reverse block copolymer of polyoxyethylene and polyoxypropylene with 17 moles of ethylene oxide and 44 moles of propylene oxide and 25% by weight. % of a block copolymer of polyoxyethylene and polyoxypropylene initiated with trimethylolpropane and containing 24 moles of ethylene oxide and 99 moles of propylene oxide per mole of trimethylolpropane.
  • nonionic surfactants have been low foaming nonionic surfactants which have alternating ethylene oxide and alkylene oxide units.
  • surfactants with EO-AO-EO-AO blocks are preferred, wherein in each case one to ten EO or AO groups are bonded to each other before a block of the other groups follows.
  • R 1 is a straight-chain or branched, saturated or mono- or polyunsaturated C 6 - 24 represents alkyl or alkenyl; each group R 2 or R 3 is independently selected from -CH 3 , -CH 2 CH 3 , -CH 2 CH 2 -CH 3 , CH (CH 3 ) 2 and the indices w, x, y, z independently stand for integers from 1 to 6.
  • the preferred nonionic surfactants of the above formula can be prepared by known methods from the corresponding alcohols R 1 -OH and ethylene or alkylene oxide.
  • the radical R 1 in the above formula may vary depending on the origin of the alcohol. If native sources are used, the radical R 1 has an even number of carbon atoms and is usually unbranched, the linear radicals being selected from alcohols of natural origin having 12 to 18 C atoms, for example from coconut, palm, tallow or Oleyl alcohol, are preferred.
  • Alcohols which are accessible from synthetic sources are, for example, the Guerbet alcohols or methyl-branched or linear and methyl-branched radicals in the 2-position, as usually present in oxo alcohol radicals.
  • nonionic surfactants in which R 1 in the above formula is an alkyl radical having 6 to 24, preferably 8 to 20, particularly preferably 9 to 15 and in particular 9 to 11 Carbon atoms.
  • alkylene oxide unit which is contained in the preferred nonionic surfactants in alternation with the ethylene oxide unit, in particular butylene oxide is considered in addition to propylene oxide.
  • R 2 or R 3 are independently selected from -CH 2 CH 2 -CH 3 or -CH (CH 3) 2 are suitable.
  • nonionic surfactants which have a having 1 to 4 ethylene oxide units followed by 1 to 4 propylene oxide units followed by 1 to 4 ethylene oxide units followed by 1 to 4 propylene oxide units.
  • These surfactants have the required low viscosity in aqueous solution and can be used according to the invention with particular preference.
  • R 1 -CH (OH) CH 2 ⁇ - (AO) w - (AO) x - (A "O) y - (A '" O) z -R 2 in which R 1 and R 2 independently represent a linear or branched, saturated or mono- or polyunsaturated C 2-4 o alkyl or alkenyl radical;
  • A, A ', A "and A'” independently represent a radical from the group -CH 2 CH 2 , -CH 2 CH 2 -CH 2 , -CH 2 -CH (CH 3 ), -CH 2 -CH 2 - CH 2 -CH 2 , -CH 2 -CH (CHs) -CH 2 -, -CH 2 -CH (CH 2 -CH 3 ); and
  • w, x, y and z are values between 0.5 and 90, where x, y and / or z can also be 0 are preferred according to the invention.
  • end-capped poly (oxyalkylated) nonionic surfactants which, in accordance with the formula R 1 O [CH 2 CH 2 O] x CH 2 CH (OH) R 2 , in addition to a radical R 1 , which is linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radicals having from 2 to 30 carbon atoms, preferably having from 4 to 22 carbon atoms, furthermore having a linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radical R 2 having from 1 to 30 carbon atoms, where x is from 1 to 30 carbon atoms 90, preferably for values between 30 and 80 and in particular for values between 30 and 60.
  • surfactants of the formula R 1 O [CH 2 CH (CH 3 ) O] x [CH 2 CH 2 O] y CH 2 CH (OH) R 2 , in which R 1 is a linear or branched aliphatic hydrocarbon radical with 4 R 2 is a linear or branched hydrocarbon radical having 2 to 26 carbon atoms or mixtures thereof and x is values between 0.5 and 1, 5 and y is a value of at least 15.
  • nonionic surfactants are the end-capped poly (oxyalkylated) nonionic surfactants of the formula R 1 O [CH 2 CH (R 3 ) O] x [CH 2 ] k CH (OH) [CH 2 ] J OR 2 , in which R 1 and R 2 are linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radicals having 1 to 30 carbon atoms, R 3 is H or a methyl, ethyl, n-propyl, iso-propyl, n-butyl, 2 Butyl or 2-methyl-2-butyl radical, x are values between 1 and 30, k and j are values between 1 and 12, preferably between 1 and 5.
  • each R 3 may be different in the above formula R 1 O [CH 2 CH (R 3 P] x [CH 2 I k CH (OH) [CH 2] PR.
  • R 1 and R 2 are preferably linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radicals having 6 to 22 carbon atoms, with radicals having 8 to 18 carbon atoms being particularly preferred
  • R 3 H, -CH 3 or -CH 2 CH 3 particularly preferred values for x are in the range from 1 to 20, in particular from 6 to 15.
  • each R 3 in the above formula may be different if x> 2.
  • the alkylene oxide unit in the square bracket can be varied.
  • the value 3 for x has been selected here by way of example and may well be greater, the range of variation increasing with increasing x values and including, for example, a large number (EO) groups combined with a small number (PO) groups, or vice versa ,
  • R 1 , R 2 and R 3 are as defined above and x is from 1 to 30, preferably from 1 to 20 and in particular from 6 to 18.
  • Particularly preferred are surfactants in which the radicals R 1 and R 2 has 9 to 14 C atoms, R 3 is H and x assumes values of 6 to 15.
  • the stated C chain lengths and degrees of ethoxylation or degrees of alkoxylation of the abovementioned nonionic surfactants represent statistical mean values which, for a specific product, may be an integer or a fractional number. Due to the manufacturing process, commercial products of the formulas mentioned are usually not made of an individual representative, but of mixtures, which may result in mean values for the C chain lengths as well as for the degrees of ethoxylation or degrees of alkoxylation and subsequently broken numbers. Of course, the aforementioned nonionic surfactants can be used not only as individual substances, but also as surfactant mixtures of two, three, four or more surfactants.
  • surfactants are not mixtures of nonionic surfactants which fall in their entirety under one of the abovementioned general formulas, but rather mixtures which contain two, three, four or more nonionic surfactants which can be described by different general formulas ,
  • the first dosing unit is combined with a second, different from the first, water-soluble dosing unit, which comprises a second washing or cleaning agent preparation.
  • the second dosing unit is preferably selected from pouches, dimensionally stable containers and shaped articles.
  • the second dosing unit is a shaped body comprising at least one compressed phase, but optionally may also comprise two or more compressed phases.
  • the second dosing unit may be a shaped body having at least one compressed phase, the shaped body having a depression or depression.
  • the recess may also be formed so that it extends from a first surface of the shaped body to a second opposing surface of the shaped body.
  • the recess may be formed in a particular embodiment as a molding body penetrating, for example, cylindrical bore or recess.
  • the second dosing unit is an injection-molded container or molded body.
  • the first dosing unit can be combined with the second dosing unit in loose form and be present for example in a common water-soluble or water-insoluble outer packaging, but they can also be connected to a common combination product.
  • the two metering units are connected to a common combination product and the connection between the first metering unit and the second metering unit is accomplished by means of an adhesive, latching, snap or plug connection, in particular with an adhesive or plug connection.
  • the second dosing unit may be a tablet with a recess into which the container of the first Dosing unit is at least partially fitted.
  • the tablet can be designed, for example, in the form of a well tablet or a ring tablet.
  • the connection between the tablet and the container takes place in a particular embodiment by an adhesive connection, for example, the container of the first metering unit can be glued into the recess of the second metering unit.
  • those portions of the washing or cleaning agent in which the container of the first dosing unit is fitted into a depression are particularly preferred, such that a sealing or crimping seam which may be present on the container is complete is hidden in the trough or the hole or the recess of the shaped body and in this way a direct mechanical action, for example by impact or fall, is withdrawn.
  • the first dosing unit is partially arranged in a recess of the second dosing unit such that in the part of the first dosing unit arranged in the recess the container wall has a greater thickness in the surface means than in the one in the Well disposed portion of the container of the first metering unit.
  • This embodiment is particularly advantageous, for example, when the first dosing unit is to be glued into the recess of the second dosing unit, because then the container wall in the region of the splice has increased mechanical stability, without the solubility of the container wall and thus in the region outside the splice the release rate of the contents of the container is impaired when the portion is used.
  • the container of the first dosing unit has a circumferential sealing or pinch seam and is connected by force or friction to the second dosing unit.
  • the circumferential sealing or squeezing seam is located in the region of the largest circumference of the container for this purpose and preferably protrudes beyond this, by up to 3 mm, in particular by up to 2 mm.
  • the container is here introduced into a depression of the second dosing unit, wherein the depression has a smaller cross-section than the surface described by the circumferential sealing or pinch seam of the container prior to connection to the second dosing unit.
  • a particular example of this embodiment is a first dosing unit consisting of a rotationally symmetrical, in particular spherical container, which in the region of its great circle has a radially protruding squeeze seam which surrounds the container in the manner of a "Saturn ring.”
  • first dosage unit for example, in a tablet with a cylindrical bore or recess, which can also be referred to as "ring tablet” or “perforated tablet” introduced, the cross-section of the perforation or recess must be slightly less than the original cross-section of the container, including crimp before Insertion into the tablet, the container can be fixed by simply inserting frictionally in the tablet without, for example, requires an adhesive.
  • the first dosing unit is combined with a second dosing unit in the form of filled water-soluble pouches or containers.
  • the first dosing unit can in turn be combined with the water-soluble pouches or containers in loose form, wherein the two dosing units can be present in a common water-soluble or water-insoluble outer packaging.
  • the first dosing unit is integrated into the second dosing unit.
  • the first dosing unit can be inserted into a bag or container filled with a solid and / or liquid detergent or cleaning agent preparation or connected to such a bag or container, for example by an adhesive, latching, snap-action or plug-in mechanism.
  • inventive washing or cleaning composition portions which are characterized in that, for a given temperature, in particular in the range of 10 to 2O 0 C, the first dosing faster is soluble in water than the second dosage unit are.
  • the dissolution rate can be determined according to the "Sotax dissolution test method" described in the literature, for example the one in EP-B1 960187 on page 3.
  • washing or cleaning agent portions according to the invention are particularly suitable for metering detergents or cleaners in the automated cleaning of textiles or dishes.
  • the portions according to the invention can be used and used both alone and in combination with other dosage units.
  • the washing or cleaning agent portions according to the invention can be offered packed, for example, in water-insoluble containers. These water-insoluble containers may, for example, be bags, boxes or boxes in which the portions are sorted or in bulk.
  • the water-insoluble packaging has a metering device, by means of which the consumer can singulate the portions and preferably apply them selectively, for example into the metering chamber of a washing machine or a dishwasher.
  • the production of washing or cleaning agent portions according to the invention can in principle be carried out by a combination of process steps according to the prior art.
  • a method comprising the steps of a) forming a hollow body of a water-soluble polymeric material b) filling the hollow body with a first liquid detergent or cleaning agent preparation and a gas in such a way that a gas space remains in the hollow body which under a pressure c) liquid-tight sealing of the hollow body d) joining together of the first dosing unit thus formed with a second, different from the first water-soluble dosing unit comprising a second detergent or cleaning agent preparation.
  • step a) The formation of the hollow body in step a) is particularly preferably carried out by blow molding, in particular by extrusion blow molding.
  • step a the formation of a hollow body made of a water-soluble polymeric material in step a), the filling of the hollow body with a first liquid detergent or cleaning agent preparation in step b) and the liquid-tight sealing of the hollow body in step c) in the manner as it is called by the blowing-FILL closing (FSO) technology from Rommelag even "bottelpack ®” technology, known.
  • FSO blowing-FILL closing
  • the adjustment of the pressure in step b) of the method according to the invention can be carried out in different ways. In a preferred embodiment, it takes place in such a way that the hollow body initially filled with air in step a) is filled with the liquid preparation in step b) via a filling mandrel which sealingly terminates with the hollow body mouth and also the subsequent liquid-tight closing of the hollow body in such a way takes place that the displaced in the hollow body of the liquid air can not escape via the hollow body mouth.
  • the setting of the pressure in step b) of the method according to the invention can also be carried out, for example, by adding a cooled gas, as described in DE 10244802.
  • Particularly preferred are methods, as described above, in which the second dosing unit is a shaped body having at least one compressed phase, and wherein, in particular, the at least one compressed phase has a depression.
  • the joining of the first and the second metering unit in step d) of the method takes place such that the first metering unit is inserted or glued into the recess.
  • the first dosing unit of a washing or cleaning agent portion according to the invention comprises, in addition to the container, a liquid washing or cleaning agent preparation.
  • the liquid detergent or cleaning composition may be thin to viscous.
  • "Liquid” characterizes in the context of the present invention is preferably such means, in a temperature range between 10 and 4O 0 C, especially at 2O 0 C and atmospheric pressure (1 013 bar) are flowable and leak under the force of gravity from containers can.
  • the viscosity (Brookfield viscometer LVT-II at 20 U / min and 2O 0 C, spindle 3) of the washing or cleaning agent preparations preferably is between 10 and 10,000 mPas, more preferably between 50 and 5000 mPas, and more preferably between 100 and 2000 mPas.
  • the liquid detergent or cleaning agent preparation is preferably a solution, suspension or emulsion.
  • Suitable solvents or dispersants besides water are also nonaqueous organic solvents.
  • the organic solvents are preferably from the groups of mono-alcohols, diols, triols or polyols, ethers, esters and / or amides. Particular preference is given to organic solvents which are water-soluble, "water-soluble" solvents in the context of the present application being solvents which are completely miscible with water at room temperature, that is to say without a miscibility gap.
  • Organic solvents which can be used in the preparations according to the invention are preferably from the group of monohydric or polyhydric alcohols, alkanolamines or glycol ethers, provided they are miscible with water in the concentration range indicated.
  • the solvents are preferably selected from ethanol, n- or i-propanol, butanols, glycol, propane- or butanediol, glycerol, diglycol, propyl- or 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, ethyl or propyl ether, dipropylene glycol methyl or ethyl ether, methoxy, ethoxy or Butoxytriglycol,
  • the size of the particles present in the dispersing agent is preferably limited.
  • the suspended particles preferably have a size below 500 ⁇ m, preferably below 300 ⁇ m and in particular below 100 ⁇ m.
  • the size of the suspended particles is between 1 and 30 mm, preferably between 2 and 20 mm and in particular between 3 and 15 mm.
  • the washing or cleaning agent preparations contained in the two metering units of a washing or cleaning agent portion according to the invention contain, independently of one another, at least one washing or cleaning substance or one substance mixture, wherein the at least one washing or cleaning substance is preferably selected from the group of Surfactants, builders, polymers, bleaches, bleach activators, enzymes, glass corrosion inhibitors, corrosion inhibitors,
  • Disintegration aids for perfumes and perfume carriers, dyes and mixtures thereof, wherein the selection of suitable substances according to the prior art for detergents or cleaning agents can be carried out and no difficulties for the skilled artisan.
  • washing or cleaning agent preparations may contain further ingredients which further improve the performance and / or aesthetic properties of these agents.
  • Preferred preparations comprise one or more substances from the group of the electrolyte, pH regulators, fluorescers, hydrotropes, foam inhibitors, silicone oils, anti redeposition agents, optical brighteners, grayness inhibitors, anti-shrinkage agents, anti-crease agents, color transfer inhibitors, antimicrobial agents, germicides, fungicides, antioxidants, antistatic agents, Ironing aids, repellents and impregnating agents, swelling and anti-slip agents and UV absorbers.

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

Abstract

L'invention concerne une dose d'agent de lavage ou de nettoyage, comprenant a) une première unité de dosage avec un récipient soluble dans l'eau, complètement fermé, en un matériau polymère transparent ou translucide et une première composition de lavage ou de nettoyage enfermée dans le récipient, la composition étant liquide et occupant jusqu'à 99 % en volume du récipient, le récipient contenant en outre, un gaz se trouvant sous une pression d'au moins 1,02 bar, qui occupe au moins 1 % en volume du récipient, et b) une seconde unité de dosage soluble dans l'eau, différente de la première, comprenant une seconde composition de lavage ou de nettoyage.
EP07847717A 2006-12-13 2007-12-04 Dose d'agent de lavage ou de nettoyage Withdrawn EP2102326A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006059271A DE102006059271A1 (de) 2006-12-13 2006-12-13 Wasch- oder Reinigungsmittelportion
PCT/EP2007/063207 WO2008071584A1 (fr) 2006-12-13 2007-12-04 Dose d'agent de lavage ou de nettoyage

Publications (1)

Publication Number Publication Date
EP2102326A1 true EP2102326A1 (fr) 2009-09-23

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EP07847717A Withdrawn EP2102326A1 (fr) 2006-12-13 2007-12-04 Dose d'agent de lavage ou de nettoyage

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US (1) US20090312218A1 (fr)
EP (1) EP2102326A1 (fr)
DE (1) DE102006059271A1 (fr)
WO (1) WO2008071584A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
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DE102018221671A1 (de) 2018-12-13 2020-06-18 Henkel Ag & Co. Kgaa Vorrichtung und Verfahren zur Herstellung einer wasserlöslichen Hülle sowie diese wasserlösliche Hülle enthaltene Wasch- oder Reinigungsmittelportionen mit viskoelastischer, festförmiger Füllsubstanz
WO2020120209A1 (fr) 2018-12-13 2020-06-18 Henkel Ag & Co. Kgaa Dispositif et procédé pour fabriquer une enveloppe hydrosoluble ainsi que portions de détergent ou de produit de nettoyage contenues dans ladite enveloppe hydrosoluble

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US11441002B2 (en) * 2017-05-31 2022-09-13 Rohm And Haas Company Free standing dispersant film
PL3828255T3 (pl) * 2019-11-29 2024-03-25 Henkel Ag & Co. Kgaa Wielokomorowy produkt stanowiący środek piorący o dużym kontraście między komorami

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DE10159780A1 (de) * 2001-12-05 2003-06-26 Henkel Kgaa Portionierte Wasch- und Reinigungsmittelzusammensetzung
DE10237200A1 (de) * 2002-08-14 2004-03-04 Henkel Kgaa Portionierte Wasch- oder Reinigungsmittelzusammensetzung
DE10244802B4 (de) * 2002-09-26 2011-12-22 Henkel Ag & Co. Kgaa Pralle Waschmittelformkörper
DE10313453A1 (de) * 2003-03-25 2004-10-14 Henkel Kgaa Portionierte Wasch- oder Reinigungsmittelzusammensetzung
DE10340683A1 (de) * 2003-09-04 2005-04-07 Henkel Kgaa Wasch- oder Reinigungsmittel
US7414018B2 (en) * 2004-05-03 2008-08-19 Huff Richard M Cleaning product
ATE461990T1 (de) * 2005-02-17 2010-04-15 Procter & Gamble Zusammensetzung für die gewebepflege

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018221671A1 (de) 2018-12-13 2020-06-18 Henkel Ag & Co. Kgaa Vorrichtung und Verfahren zur Herstellung einer wasserlöslichen Hülle sowie diese wasserlösliche Hülle enthaltene Wasch- oder Reinigungsmittelportionen mit viskoelastischer, festförmiger Füllsubstanz
WO2020120209A1 (fr) 2018-12-13 2020-06-18 Henkel Ag & Co. Kgaa Dispositif et procédé pour fabriquer une enveloppe hydrosoluble ainsi que portions de détergent ou de produit de nettoyage contenues dans ladite enveloppe hydrosoluble
WO2020120208A2 (fr) 2018-12-13 2020-06-18 Henkel Ag & Co. Kgaa Dispositif et procédé de fabrication d'une enveloppe hydrosoluble, et cette enveloppe hydrosoluble contenant des portions d'agent de lavage ou de nettoyage comportant une substance de remplissage solide viscoélastique
DE102018221674A1 (de) 2018-12-13 2020-06-18 Henkel Ag & Co. Kgaa Vorrichtung und Verfahren zur Herstellung einer wasserlöslichen Hülle sowie diese wasserlösliche Hülle enthaltene Wasch- oder Reinigungsmittelportionen

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WO2008071584A1 (fr) 2008-06-19
US20090312218A1 (en) 2009-12-17

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