WO2006061065A1 - Dispositif de distribution - Google Patents

Dispositif de distribution Download PDF

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Publication number
WO2006061065A1
WO2006061065A1 PCT/EP2005/011806 EP2005011806W WO2006061065A1 WO 2006061065 A1 WO2006061065 A1 WO 2006061065A1 EP 2005011806 W EP2005011806 W EP 2005011806W WO 2006061065 A1 WO2006061065 A1 WO 2006061065A1
Authority
WO
WIPO (PCT)
Prior art keywords
laundry
receptacle
unit dose
dispensing
dose products
Prior art date
Application number
PCT/EP2005/011806
Other languages
English (en)
Inventor
Roy Van Heesen
Original Assignee
Unilever Plc
Unilever N.V.
Hindustan Lever Limited
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 Unilever Plc, Unilever N.V., Hindustan Lever Limited filed Critical Unilever Plc
Priority to EP05800523A priority Critical patent/EP1819866A1/fr
Publication of WO2006061065A1 publication Critical patent/WO2006061065A1/fr

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Classifications

    • 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
    • D06F39/024—Devices for adding soap or other washing agents mounted on the agitator or the rotating drum; Free body dispensers

Definitions

  • the invention relates to a process for washing laundry in a washing machine by employing a receptacle for dispensing at least one laundry tablet.
  • the invention also relates to a dispensing device for carrying out the above process.
  • Dispensing devices for laundry tablet compositions are known.
  • a dispensing device for dispensing one or more laundry unit dose products to treat laundry in a washing machine, the device comprising a flexible, loose fitting receptacle the receptacle comprising one or more dispensing apertures and an opening for reception of the one or more laundry unit dose products and a closure member to close the opening so as to prevent passage of the one or more laundry unit dose products through the receptacle opening, wherein the closure member is (a) buoyant so as to further act as a flotation member during a washing operation and (b) resiliently compressible to allow compression when in contact with the laundry during a washing operation and tablets during storage, and expansion to a volume adding configuration during a washing operation.
  • the invention provides a process for treating laundry in a washing machine by employing the above dispensing device, together with one or more laundry unit dose products comprising the step of _ O _
  • a dispensing device according to the first aspect of the invention in combination with a laundry unit dose product and instructions for use according to the method of the second aspect of the invention.
  • the invention provides a dispensing device according to the first aspect of the invention in combination with a laundry unit dose product and instructions for use according to the method of the second aspect of the invention, wherein the dispensing device is initially stored compressed within the closed package.
  • the receptacle can float in the wash liquor thereby enhancing travel of the laundry unit dose product composition throughout the laundry, thereby improving treatment of the laundry by said composition.
  • the closure device is resiliently compressible in more than one direction.
  • the closure device is compressible in all directions.
  • the device is manually compressible up to half, and more preferably up to a third of its original (uncompressed) volume.
  • the device should be at the same time robust enough to withstand repeated washing. Therefore the foam should not be so highly compressible so as to render the closure device prone to break-up under washing conditions.
  • the volume adding function is provided by the closure device by being resilient so it expands to its original volume on removal of compression forces.
  • the inclusion of such a volume adding member decreases the incidence of lodging of the device within the door seal, posting of the device in the door seal and facilitates the finding of the device after a washing operation.
  • the device By combining the functions of a floatation, closure and volume adding into one single member the device can be compact and so not impinge on the volume needed within the receptacle for it to be loose fitting around one or two laundry unit dose products.
  • the closure device comprises a foam material.
  • it comprises ethyl vinyl acetate (EVA) foam of the closed cell type.
  • EVA foam is advantageous because it is highly heat resistant and so retains its sponginess even during/after high temperature wash cycles.
  • the closure device has no rigid parts.
  • the device may solely consist of a body of EVA foam, which is compressible in all directions.
  • the receptacle comprises a net bag with a plurality of apertures for permitting the passage of an aqueous solution there through.
  • the net has an average mesh size of 1 - 15mm
  • the average mesh size is at least 4mm and in one embodiment it is approximately 5mm.
  • the mesh size may be approximately 10mm.
  • the receptacle opening has a diameter which is at least double the maximum diameter of the unit dose product (s) .
  • the diameter of the receptacle opening is preferably 8-lOcm.
  • the receptacle is reusable.
  • the closure device further comprises a drawstring, wherein the closure member is attached to the drawstring to close and lock the receptacle opening in an open or closed orientation.
  • a closure comprising no rigid parts e.g. a sponge body
  • it may comprise a through-hole or channel through which the string passes.
  • the resilience of the material and the size of the hole and/or channel may serve to keep the device in place on the string in the open or closed position.
  • the device may incorporate a base part or parts which are e.g. tightly woven so as to prevent the passage of dry particles or powder therethrough during filling of the bag with unit dose products.
  • a base part or parts which are e.g. tightly woven so as to prevent the passage of dry particles or powder therethrough during filling of the bag with unit dose products.
  • the receptacle is produced from a material capable of withstanding temperatures for the machine washing or drying of laundry, especially up to 150 0 C.
  • a material capable of withstanding temperatures for the machine washing or drying of laundry especially up to 150 0 C.
  • the laundry unit dose product may comprise for example a tablet and/or water soluble capsule containing a laundry composition and/or gel product (such as gel cube) and may comprise any suitable composition which may comprise a compacted particulate laundry composition containing one or more detergent-active compounds.
  • Laundry tablets for use in the present invention generally have a weight of from 2 to 20Og, more preferably of from 20 to 10Og, most preferably of from 20 to 8Og.
  • the tablets of the invention typically comprise one or more organic surfactants.
  • organic surfactants Many suitable detergent-active compounds are available and are fully described in the literature, for example, in "Surface-Active Agents and Detergents", Volumes I and II, by Schwartz, Perry and Berch.
  • the surfactant may be anionic (soap or non-soap), cationic, zwitterionic, amphoteric, nonionic or a combination of these.
  • Detergent-active compounds can be used include soaps and synthetic non-soap anionic and nonionic compounds.
  • Anionic surfactant may be present in an amount from 0.5 to 50% by weight, preferably from 2% or 4% up to 30% or 40% by weight of the composition.
  • Suitable examples include alkyl benzene sulphonates, particularly sodium linear alkyl benzene sulphonates having an alkyl chain length of C8-C15; olefin sulphonates; alkane sulphonates; dialkyl sulphosuccinates; and fatty acid ester sulphonates.
  • Suitable nonionic surfactant compounds include in particular the reaction products of compounds having a hydrophobic group and a reactive hydrogen atom, for example, aliphatic alcohols, acids, amides or alkyl phenols with alkylene oxides, especially ethylene oxide.
  • nonionic surfactant compounds are alkyl (Cg22) phenol-ethylene oxide condensates, the condensation products of linear or branched aliphatic C 20 primary or secondary alcohols with ethylene oxide, and products made by condensation of ethylene oxide with the reaction products of propylene oxide and ethylene-diamine.
  • these organic surfactants preferably provide from 5 to 50% by weight of the overall composition.
  • Water- softening agent Tablets for use according to this invention may contain a so-called water-softening agent, which serves to remove or sequester calcium and/or magnesium ions in the water.
  • a water-softening agent may be referred to as a detergency builder.
  • water-softening agent or detergency builder
  • the amount of it is likely to lie in a broad range from 5%wt, preferably 15%wt up to 98%wt of the composition.
  • the amount is likely to be from 15 to 80%wt, more usually 15 to 60%wt of the composition.
  • Water-softening agents may be provided wholly by water- soluble materials, or may be provided in large part or even entirely by water-insoluble material with water-softening properties.
  • Alkali metal aluminosilicates are strongly favoured as environmentally acceptable detergency builders for fabric washing.
  • Suitable crystalline sodium aluminosilicate ion- exchange materials are described, for example, in GB 1 429 143 (Procter & Gamble) .
  • the preferred sodium aluminosilicates of this type are the well known commercially available zeolites A and X, the newer zeolite P described and claimed in EP-A-384 070 (Unilever) and mixtures thereof.
  • This form of zeolite P is also referred to as "zeolite MAP".
  • zeolite A24 Ex Ineos Silicas, UK
  • the builder may also be a water-soluble phosphorus- containing inorganic softener for example alkali-metal orthophosphates, metaphosphates, pyrophosphates and polyphosphates.
  • inorganic phosphate detergency builders include sodium and potassium tripolyphosphates, orthophosphates and hexametaphosphates.
  • Non-phosphorus water-soluble detergency builders may be organic or inorganic.
  • Inorganics that may be present include alkali metal (generally sodium) carbonate; while organics include polycarboxylate polymers, such as polyacrylates, acrylic/maleic copolymers, and acrylic phosphonates, monomeric polycarboxylates such as citrates, gluconates, oxydisuccinates, glycerol mono- di- and trisuccinates, carboxymethyloxysuccinates, carboxymethyloxymalonates, dipicolinates and hydroxyethyliminodiacetates.
  • alkali metal generally sodium
  • organics include polycarboxylate polymers, such as polyacrylates, acrylic/maleic copolymers, and acrylic phosphonates, monomeric polycarboxylates such as citrates, gluconates, oxydisuccinates, glycerol mono- di- and trisuccinates, carboxymethyloxysuccinates, carboxymethyloxymalonates, dipicolinates and hydroxyethyliminodiacetates.
  • Bleach system Tableted compositions according to the invention may contain a bleach system.
  • This preferably comprises one or more peroxy bleach compounds, for example, inorganic persalts or organic peroxyacids, which may be employed in conjunction with activators to improve bleaching action at low wash temperatures. If any peroxygen compound is present, the amount is likely to lie in a range from 10 to 85% by weight of the composition. If the tablet contains surfactant and detergency builder, the amount of peroxygen compound bleach is unlikely to exceed 25% of the composition.
  • Preferred inorganic persalts are sodium perborate monobydrate and tetrahydrate, and sodium percarbonate, advantageously employed together with an activator.
  • Bleach activators also referred to as bleach precursors, have been widely disclosed in the art.
  • tablets may optionally contain disintegration-promoting particles to promote disintegration.
  • Such particles typically contain at least 40% (of their own weight) of one or more materials selected from
  • water swellable materials such as for example cellulose, cross-linked polyethylene glycol, cross linked polyvinyl pyrrolidone or an acrylic/maleic copolymer phase I sodium tripolyphosphate
  • sodium tripolyphosphate which is partially hydrated so as to contain water of hydration in an amount which is at least 0.5% by weight of the sodium tripolyphosphate in the particles.
  • the quantity of disintegration-promoting particles may be from 1 or 5% up to 30 or 40%wt of the tablet.
  • the quantity may possibly be from 8% up to or 30%wt or more.
  • the amount of water-soluble disintegration-promoting particles is low, below 5%wt of the tablet or region, reliance being placed on water insoluble water swellable disintegration particles.
  • Detergency enzymes may be employed in tablets and are commonly employed in the form of granules or marumes, optionally with a protective coating, in amount of from about 0.1% to about 3.0%wt of the composition. These granules or marumes present no problems with respect to compaction to form a tablet.
  • the tablets of the invention may also contain a fluorescer (optical brightener) , for example, Tinopal (Trade Mark) DMS or Tinopal CBS available from Ciba-Geigy AG, Basel, Switzerland.
  • a fluorescer optical brightener
  • Tinopal Trade Mark
  • Tinopal CBS available from Ciba-Geigy AG, Basel, Switzerland.
  • Tinopal DMS is disodium 4, 4 'bis- (2-morpholino-4-anilino-s- triazin- ⁇ -ylamino) stilbene disulphonate; and Tinopal CBS is disodium 2, 2 ' -bis- (phenyl-styryl) disulphonate.
  • An antifoam material is advantageously included if organic surfactant is present; especially if a tablet is primarily intended for use in front-loading drum-type automatic washing machines.
  • Tablets may include an amount of an alkali metal silicate.
  • Laundry compositions may provide, in addition or as an alternative to other wash functions, fabric softening benefits.
  • Such compositions may comprise a compacted granular fabric conditioning composition and may comprise a fabric softening clay optionally in combination with an organic fatty softening material.
  • Especially preferred fabric softeners comprise a clay mineral softener, such as bentonite, in combination with a pentaerythritol ester compound as further described herein.
  • Useful combinations, of such softener may vary from about
  • the clays that are useful components of the invented products are those which cooperate with the organic fatty softener materials to provide enhanced softening of laundry.
  • Such clays include the montmorillonite-containing clays which have swelling properties (in water) and which are of smectite structure, so that they deposit on fibrous materials, 3 especially cotton and cotton/synthetic.blends, such as cotton/polyester, to give such fibers and fabrics made from them a surface lubricity or softness.
  • the best of the smectite clays for use in the present invention is bentonite and the best of the bentonites are those which have a substantial swelling capability in water, such as the sodium and potassium bentonites.
  • Such swelling bentonites are also known as western or Wyoming bentonites, which are essentially sodium bentonite.
  • bentonites such as calcium bentonite
  • bentonites are normally non-swelling and usually are, in themselves, unacceptable as fabric softening agents.
  • a source of alkali metal or other solubilizing ion such as sodium (which may come from sodium hydroxide, added to the composition, or from sodium salts, such as builders and fillers, which may be functional components of the composition) .
  • sodium which may come from sodium hydroxide, added to the composition, or from sodium salts, such as builders and fillers, which may be functional components of the composition
  • preferred bentonites are those of sodium and potassium, which are normally swelling, and calcium and magnesium, which are normally non-swelling.
  • calcium with a source of sodium being present
  • sodium bentonites employed may be produced in the United States of America, such as Wyoming bentonite, but also may be obtained from Europe, including Italy and Spain, as calcium bentonite, which may be converted to sodium bentonite by treatment with sodium carbonate, or may be employed as calcium bentonite.
  • other montmorillonite-containing smectite clays of properties like those of the bentonites described may be substituted in whole or in part for the bentonites described herein and similar fabric softening results will be obtained.
  • the swellable bentonites and similarly operative clays are of ultimate particle sizes in the micron range, e.g., 0,01 to 20 microns and of actual particle sizes in the range of No's. 100 to 400 sieves, preferably 140 to 325 sieves, U.S. Sieve Series.
  • the bentonite and other such suitable swellable clays may be agglomerated to larger particle sizes too, such as 60 to 120 sieves, but- such agglomerates are not preferred unless they include the PEC ('s) too (in any particulate products) .
  • the organic softener can be anionic, cationic or nonionic fatty chains (C10-C22 preferably C 12 Ci 8 ) .
  • Anionic softeners include fatty acids, soaps.
  • Preferred organic softeners are nonionics such as fatty esters, ethoxylated fatty esters, fatty alcohols and polyols polymers.
  • the organic softener is most preferably a higher fatty acid ester of a pentaerythritol compound, which term is used in this specification to describe higher fatty acid esters of pentaerythritol, higher fatty acid esters of pentaerythritol oligomers, higher fatty acid esters of lower alkylene oxide derivatives of pentaerythritol and higher fatty acid esters of lower alkylene oxide derivatives of pentaerythritol oligomers.
  • Pentaerythritol compound is often abbreviated as PEC herein, which description and abbreviation may apply to any or all of pentaerythritol, oligomers, thereof and alkoxylated derivatives thereof, as such, or more preferably and more usually, as the esters, as may be indicated by the context.
  • the oligomers of pentaerythritol are preferably those of two to five pentaerythritol moieties, more preferably 2 or 3, with such moieties being joined together through etheric bonds.
  • the lower alkylene oxide derivatives thereof are preferably of ethylene oxide or propylene oxide monomers, dimers or polymers, which terminate in hydroxyls and are joined to the pentaerythritol or oligomer of pentaerythritol through etheric linkages.
  • At least one of the PEC OH groups and preferably at least two, e.g., 1 or 2 to 4 are esterified by a higher fatty acid or other higher aliphatic acid, which can be of an odd number of carbon atoms.
  • the higher fatty acid esters of the pentaerythritol compounds are preferably partial esters. And more preferably there will be at least two free hydroxyls thereon after esterification (on the pentaerythritol, oligomer or alkoxyalkane groups) . Frequently, the number of such free hydroxyls is two or about two but sometimes it may by one, as in pentaerytbritol tristearate.
  • the higher aliphatic or fatty acids that may be employed as esterifying acids are those of carbon atom contents in the range of 8 to 24, preferably 12 to 22 and more preferably 12 to 18, e.g., lauric, myristic, palmitic, oleic, stearic and behenic acids.
  • Such may be mixtures of such fatty acids, obtained from natural sources, such as tallow or coconut oil, or from such natural materials that have been hydrogenated. Synthetic acids of odd or even numbers of carbon atoms may also be employed. Of the fatty acids lauric and stearic acids are often preferred, and such preference may depend on the pentaerythritol compound being esterified.
  • R 1 CH 3 - (CH 2 ) I6 -COO-
  • R 1 CH 3 - (CHs) 2O -COO-
  • R 2 OH
  • R 3 OH
  • R 4 OH
  • Ri CH 3 -(CH S ) 20 -COO-
  • R 2 CH 3 -(CH S ) 20 -COO-
  • R 3 OH
  • R 4 OH
  • Ri CH 3 - ( CH 2 ) I0 -CO
  • R 2 CH 3 - ( CH 2 ) I0 -CO
  • R 3 CH 3 - ( CH 2 ) I0 -CO
  • R 4 CH 3 - ( CH 2 ) I0 -CO
  • R 2 CH 3 -(CH 2 ) I6 -CO
  • R 3 CH 3 -(CH 2 )I 6 -CO
  • R 4 CH 3 -(CH 2 ) 16 -CO
  • cationic softeners such as conventional quaternary ammonium softening compounds may optionally be added (in minor amounts if in addition to the above compositions) .
  • the combination of bentonite and organic fatty softening material may be generally from about 10% to about 99% bentonite and from about 1% to about 90% fatty softening material, preferably from about 50% to about 95% bentonite and about 5% to about 50% fatty softening material, and most preferably from about 80% to 90% bentonite and from about 10% to about 20% fatty softening-material.
  • anti-redeposition agents such as sodium carboxymethylcellulose, straight-chain polyvinyl pyrrolidone and the cellulose ethers such as methyl cellulose and ethyl hydroxyethyl cellulose, heavy metal sequestrants such as EDTA; perfumes; and colorants or colored speckles.
  • Tablets may comprise a matrix of compacted particles.
  • the composition before compaction may have an average particle size in the range of from 200 to 2000, urn, more preferably from 250 to 1400um. Fine particles, smaller than 180pm or 200,urn may be eliminated by sieving before tableting, if desired, although we have observed that this is not always essential.
  • the starting composition before compaction may for example have a bulk density of at least 400 g/litre, preferably at least 500 g/litre, and most preferably at least 600 g/litre.
  • a composition which is compacted into a tablet or tablet region may contain particles which have been prepared by spray-drying or granulation and which contain a mixture of ingredients.
  • Such particles may contain organic detergent surfactant and some or all of any water-softening agent (detergency builder) also present in the tablet.
  • Figure 1 is a perspective view of a dispensing device according to the invention.
  • Figure 2 is an enlarged schematic view of the mesh of the receptacle of the dispensing device Figure 1;
  • Figure 3 is an enlarged view of the closure device of the dispensing device of figure 1.
  • a dispensing device 1 comprising a receptacle 2 for laundry tablets in the form of a flexible, loosely fitting, net bag 2 having an opening 3 and apertures 5 having an average mesh size of approximately 5 mm. (tablets not shown) .
  • the device includes a closure device 35 which consists solely of a generally cylindrical ethylene vinyl acetate (EVA) foam body.
  • the closure device 35 has a central longitudinal through hole 37 through which string 39 runs.
  • the string 39 is part of a drawstring closure arrangement generally indicated at 31.
  • the longitudinal through-hole 37 is dimensioned relative to the diameter of the string so as to fit tightly onto the string 39.
  • the foam body 35 can be manually drawn along the string 39 and its resilience ensures it remains in position to lock the receptacle opening 3 in an open or closed position.
  • the mesh has a hexagonal structure as shown more clearly in figure 2.
  • the closed cell foam body is buoyant in the wash liquor thereby further enhancing travel of the net through the laundry and consequently dispersal of the laundry tablet composition.
  • the foam closure device is resiliently compressible which enables the closure device to expand after removal of the compressive force to provide a volume adding function within the wash but without the drawbacks of using a rigid device.
  • the inclusion of such a volume adding member decreases the incidence of lodging of the bag within the door seal, posting of the device in the door seal, facilitate the finding of the bag after a washing operation.
  • the use of the compressible closure device without any rigid parts reduces the cost and any risk of damage of the laundry due to its rigidity/shape, and further any risk of damage to the tablets whilst in storage/transit.
  • the net when laid flat is approximately 12 cm x 15cm. These dimensions provide a bag of manageable size but which is loose fitting for two tablets (each about 4.5 cm diameter and 1.5 cm height) .
  • the receptacle opening is located on the larger (15cm) side, providing a large opening for introducing the tablet/s.
  • the opening has a diameter of approximately 9.5cm, which is just over double the diameter of the tablet.
  • the base of the net can be covered with a tightly woven material to prevent powder from the tablets falling onto a work surface/floor during filling of the net bag. This reduces wastage of tablet material by retaining all powder, particles from the tablet within the bag for use in the washing operation.
  • This tightly woven base region can be made to occupy a relatively small part of the bag as compared with the part having an open mesh so as not to interfere with the function of the mesh.
  • a laundry unit dose product here a laundry unit dose product e.g. detergent tablet 10 is placed in the device 1 by inserting the tablet 10 through the opening 3.
  • the closure device 35 is then grasped between the users fingers and drawn along the string 39 to close the receptacle opening 3, where it remains in place (by the mechanism described above) , to lock the opening 3 closed.
  • two tablets will be used in a conventional washing operation.
  • the device 1 and tablets (not shown) contained therein are then placed in a washing machine together with the laundry to be washed and a washing operation is carried out during which the detergent tablet (s) within the bag 2 will disintegrate and dissolve.
  • the compressible flotation foam aids flotation of the net in the wash liquor, increasing dispersal of the laundry tablet composition in the liquor. Any undissolved particulate disintegration products of the tablet of a size less then 5 mm will pass out of the bag 2 and be dissolved outside the bag 2.
  • the device 1 is removed from the machine and stored for subsequent use.
  • the Tablet Formulation is as follows:
  • a detergent base powder incorporating organic surfactants, a small percentage of crystalline sodium acetate trihydrate, and zeolite MAP was made using known granulation technology. It had the following composition, shown as parts by weight.
  • zeolite MAP zeolite A24
  • zeolite A24 zeolite A24
  • Antifoam is 17%wt silicon oil, 71%wt sodium carbonate and the remainder petroleum jelly and phosphate ester.
  • Fluorescer is 9.9%wt Fluorescer and 82.5%wt sodium carbonate the remainder being minor ingredients
  • TAED is
  • Soil release polymer is 18%wt soil-release polymer
  • Acrylic/maleic polymer is Sokolan CP5 ex BASE (91%wt active) ( ⁇ ) Cellulosic swelling disintegrant (Arbocel ex Rettenmaier)
  • Tablets were made by mixing the ingredients (except for the cellulosic swelling disintegrant) and finally adding the cellulosic swelling disintegrant.
  • Tablets were made in a labscale Graseby Specac tabletting press; tablets had a weight of 32.4 grams and a strength
  • D the tablet diameter and t its thickness.
  • mesh size is understood that size of hole which would allow particles of equivalent size or diameter to pass through.
  • a net having a mesh size of lmm will allow all particles of average diameter of lmm or less to pass through.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detergent Compositions (AREA)

Abstract

L'invention concerne un dispositif de distribution permettant de traiter de la lessive dans un lave-linge, ledit dispositif comprenant un contenant pour loger un ou plusieurs produits de lessive en dose unitaire, par ex. des pastilles. Ledit dispositif se caractérise en ce qu'il comprend un système de flottaison compressible.
PCT/EP2005/011806 2004-12-08 2005-11-03 Dispositif de distribution WO2006061065A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP05800523A EP1819866A1 (fr) 2004-12-08 2005-11-03 Dispositif de distribution

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0426888.4 2004-12-08
GBGB0426888.4A GB0426888D0 (en) 2004-12-08 2004-12-08 Dispensing device

Publications (1)

Publication Number Publication Date
WO2006061065A1 true WO2006061065A1 (fr) 2006-06-15

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EP (1) EP1819866A1 (fr)
GB (1) GB0426888D0 (fr)
WO (1) WO2006061065A1 (fr)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2832116A (en) * 1954-02-23 1958-04-29 Jr Merton L Clevett Bag closure fastener
DE9001641U1 (de) * 1989-07-06 1990-04-19 Henkel KGaA, 4000 Düsseldorf Dosierelement
US4982467A (en) * 1988-05-11 1991-01-08 The Clorox Company Rinse release laundry additive and dispenser
EP0574622A1 (fr) * 1992-06-15 1993-12-22 Nobutaka Kobayashi Conteneur-doseur pour produit de lavage
EP0610535A1 (fr) * 1993-02-11 1994-08-17 Mira Lanza S.P.A. Dispositif de dosage de détergents ou similaires dans les machines de lavage automatiques
JPH09182890A (ja) * 1995-12-28 1997-07-15 Masae Mouri 洗濯機用袋状ネット
WO1998040550A1 (fr) * 1997-03-07 1998-09-17 Unilever Plc Procede et dispositif de distribution pour laver du linge dans un lave-linge
WO2000062644A1 (fr) * 1999-04-15 2000-10-26 Kroha Sally S Poche a savon reversible
EP1072716A1 (fr) * 1999-07-19 2001-01-31 The Procter & Gamble Company Distributeur de détergent en pastilles
US6523371B1 (en) * 1998-09-18 2003-02-25 Unilever Home & Personal Care Usa, Division Of Conopco, Inc. Device for machine washing of clothes

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2832116A (en) * 1954-02-23 1958-04-29 Jr Merton L Clevett Bag closure fastener
US4982467A (en) * 1988-05-11 1991-01-08 The Clorox Company Rinse release laundry additive and dispenser
DE9001641U1 (de) * 1989-07-06 1990-04-19 Henkel KGaA, 4000 Düsseldorf Dosierelement
EP0574622A1 (fr) * 1992-06-15 1993-12-22 Nobutaka Kobayashi Conteneur-doseur pour produit de lavage
EP0610535A1 (fr) * 1993-02-11 1994-08-17 Mira Lanza S.P.A. Dispositif de dosage de détergents ou similaires dans les machines de lavage automatiques
JPH09182890A (ja) * 1995-12-28 1997-07-15 Masae Mouri 洗濯機用袋状ネット
WO1998040550A1 (fr) * 1997-03-07 1998-09-17 Unilever Plc Procede et dispositif de distribution pour laver du linge dans un lave-linge
US6523371B1 (en) * 1998-09-18 2003-02-25 Unilever Home & Personal Care Usa, Division Of Conopco, Inc. Device for machine washing of clothes
WO2000062644A1 (fr) * 1999-04-15 2000-10-26 Kroha Sally S Poche a savon reversible
EP1072716A1 (fr) * 1999-07-19 2001-01-31 The Procter & Gamble Company Distributeur de détergent en pastilles

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 11 28 November 1997 (1997-11-28) *

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Publication number Publication date
EP1819866A1 (fr) 2007-08-22
GB0426888D0 (en) 2005-01-12

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