EP0708821A1 - Composition d'un detergent pour dosage faible - Google Patents

Composition d'un detergent pour dosage faible

Info

Publication number
EP0708821A1
EP0708821A1 EP94921401A EP94921401A EP0708821A1 EP 0708821 A1 EP0708821 A1 EP 0708821A1 EP 94921401 A EP94921401 A EP 94921401A EP 94921401 A EP94921401 A EP 94921401A EP 0708821 A1 EP0708821 A1 EP 0708821A1
Authority
EP
European Patent Office
Prior art keywords
detergent composition
detergent
surfactant
builders
composition according
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.)
Ceased
Application number
EP94921401A
Other languages
German (de)
English (en)
Inventor
Susumu Murata
David Johnathan Kitko
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.)
Procter and Gamble Co
Original Assignee
Procter and Gamble Co
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 Procter and Gamble Co filed Critical Procter and Gamble Co
Publication of EP0708821A1 publication Critical patent/EP0708821A1/fr
Ceased 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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/39—Organic or inorganic per-compounds
    • C11D3/3942—Inorganic per-compounds
    • 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
    • C11D17/06—Powder; Flakes; Free-flowing mixtures; Sheets
    • C11D17/065—High-density particulate detergent 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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/12—Water-insoluble compounds
    • C11D3/124—Silicon containing, e.g. silica, silex, quartz or glass beads
    • C11D3/1246—Silicates, e.g. diatomaceous earth
    • C11D3/1253—Layer silicates, e.g. talcum, kaolin, clay, bentonite, smectite, montmorillonite, hectorite or attapulgite
    • C11D3/1273—Crystalline layered silicates of type NaMeSixO2x+1YH2O
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/39—Organic or inorganic per-compounds
    • C11D3/3902—Organic or inorganic per-compounds combined with specific additives
    • C11D3/3905—Bleach activators or bleach catalysts
    • C11D3/3907—Organic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/39—Organic or inorganic per-compounds
    • C11D3/3945—Organic per-compounds

Definitions

  • SKS-6 in comparison to other builders and alkaline materials, to provide a low dosage in terms of weight per usage.
  • the dose thereof is from 25 to 30g.
  • the present inventors have noted a crystalline stratiform sodium silicate having plural functions of alkalines source and detergent builder. They have incorporated high level of said silicate into a detergent composition at the reduction of other alkaline sources and detergent builders. By replacement of other builders and other alkaline materials with said crystalline stratiform sodium silicate, they have attained reduction of the dose of a detergent composition to be less than 25g per 30 liter, preferably from 14g to 21g per 30 liters of washing water, while maintaining the excellent detergent power.
  • a detergent composition containing a crystalline stratiform sodium silicate has been disclosed, for example, in JP-A 2- 178398 (assigned to Lion Corp.)(the term "JP-A” as used herein means an "unexamined published Japanese patent application”) and WO9218594 (assigned to Procter & Gamble Co.), which, however, do not have an object of small dose of the detergent composition to be from 14g to 21g per 30 liters of washing water, unlike the present invention.
  • JP-A 2- 178398 assigned to Lion Corp.
  • WO9218594 assigned to Procter & Gamble Co.
  • NaMSi x ⁇ 2 ⁇ +i yH2 ⁇ wherein M represents sodium or hydrogen; x is from 1.9 to 4; and y is from 0 to 20.
  • Such crystalline stratiform sodium silicate is described in JP-A 60-227895 and 2- 178398. It is available, for example, as SKS-6 (made by Hoechst AG) having a chemical formula of Na2Si2 ⁇ 5.
  • the detergent surfactant of the present invention is selected from anionic surfactant, nonionic surfactant, cationic surfactant, amphoteric surfactant and mixture thereof.
  • the anionic surfactant can include secondary Cio - Ci8 alcohol sulfates, Cio - Ci8 alkylbenzene sulfonates, alkyl sulfates, and alkylethoxy sulfates, a-sulfofatty acid ester salts, fatty acid salts (soap) and olefinsulfonates.
  • the nonionic surfactant can include Cio - Ci6 alcohol ethoxylates comprising an alcohol having ethylene oxide added thereto, nonylphenol ethoxylate, adducts comprising an alcohol having propylene oxide and ethylene oxide added thereto, fatty acid alkanolamides, sucrose fatty acid esters, alkylamine oxides and polyhydroxy-fatty acid amides.
  • the detergent surfactant of the present invention also can be selected from description of WO9218594 which is incorporated herein by reference.
  • the bleaching component which can optionally be used in the detergent composition of the present invention.
  • the bleaching component can be a source of " OOH group, such as sodium perborate monohydrate, sodium perborate tetrahydrate and sodium percarbonate.
  • Sodium percarbonate (2Na2CO3*3H2O2) is preferred since it has a dual function of both a source of HOOH and a source of sodium carbonate.
  • Another useful bleaching component is a bleaching precursor, for example, nonanoyloxybenzene sulfonate represented by a formula; O
  • R represents a linear or branched alkyl chain having approximately from 5 to 12 carbon atoms, preferably approximately from 6 to 8 carbon atoms, and preferably at least one alkyl group is bonded to the second or third carbon atom counting from carbonyl group; and Q represents sodium or potassium.
  • the bleaching precursor is used in combination with a source of "OOH group such as sodium perborate monohydrate, sodium perborate tetrahydrate and sodium percarbonate to form a peracid in the wash solution.
  • Another bleaching component is a peracid per se, such as a formula:
  • the bleaching component can contain, as a bleaching component stabilizer, a chelating agent of polyaminocarboxylic acids polyaminocarboxylates such as ethylenediaminetetraacetic acid, diethylenetriaminepentaacetic acid and ethylenediaminedisuccinic acid and their salts with water-soluble alkali metals.
  • a chelating agent of polyaminocarboxylic acids polyaminocarboxylates such as ethylenediaminetetraacetic acid, diethylenetriaminepentaacetic acid and ethylenediaminedisuccinic acid and their salts with water-soluble alkali metals.
  • the other builders and other alkaline materials which can be used in the detergent composition of the present invention in addition to crystalline stratiform sodium silicate are for example, a phosphate and non-phosphate calcium ion sequestering builder, a dispersing agent, and an alkaline builder.
  • the phosphate calcium ion sequestering builder can include sodium tripoly phosphate and sodium pyrophosphate as well as organic phosphonates and aminoalkylene poly (alkylene phosphonates).
  • Organic phosphonates and amino alkylene poly (alkylene phosphonates) include alkali metal ethane 1-hydroxy diphosphonates, nitrilo trimethylene phosphonates, ethylene diamine tetra methylene phosphonates and diethylene triamine penta methylene phosphonates, although these materials are less preferred where the minimisation of phosphorus compounds in the compositions is desired.
  • the non-phosphate calcium ion sequestering builder can include alkali metal aluminosilicates, monomeric polycarboxylates, homo or copolymeric polycarboxylic acids or their salts in which the polycarboxylic acid comprises at least two carboxylic radicals separated from each other by not more than two carbon atoms, carbonates, silicates, citric acid and mixtures of any of the foregoing.
  • alkali metal aluminosilicates alkali metal aluminosilicates, monomeric polycarboxylates, homo or copolymeric polycarboxylic acids or their salts in which the polycarboxylic acid comprises at least two carboxylic radicals separated from each other by not more than two carbon atoms, carbonates, silicates, citric acid and mixtures of any of the foregoing.
  • aluminosilicate ion exchange materials can be used, preferred sodium aluminosilicate zeolites have the unit cell formula
  • aluminosilicate materials are in hydrated form and are preferably crystalline, containing from 10% to 28%, more preferably from 18% to 22% water in bound form.
  • the above aluminosilicate ion exchange materials are further characterised by a particle size diameter of from 0.1 to 10 micrometers, preferably from 0.2 to 4 micrometers.
  • particle size diameter herein represents the average particle size diameter of a given ion exchange material as determined by conventional analytical techniques such as, for example, microscopic determination utilizing a scanning electron microscope or by means of a laser granulometer.
  • the aluminosilicate ion exchange materials are further characterised by their calcium ion exchange capacity, which is at least 200mg equivalent of CaCO3 water hardness/g of aluminosilicate, calculated on an anhydrous basis, and which generally is in the range of from 300mg eq./g to 352mg eq./g.
  • aluminosilicate ion exchange materials herein are still further characterised by their calcium ion exchange rate which is at least 130mg equivalent of CaC ⁇ 3/liter/minute/(g liter) [2 grains Ca ++ /gallon/minute/(gram/gallon)] of aluminosilicate (anhydrous basis), and which generally lies within the range of from 130mg equivalent of CaCO3/liter/minute/(gram/liter) [2 grains/gallon/minute (gram/gallon)] to 390mg equivalent of
  • Optimum aluminosilicates for builder purposes exhibit a calcium ion exchange rate of at least 260mg equivalent of CaC03/liter/minute/(gram/liter) [4 grains/gallon/minute/(gram/gallon)].
  • Aluminosilicate ion exchange materials useful in the practice of this invention are commercially available and can be naturally occurring materials, but are preferably synthetically derived. A method for producing aluminosilicate ion exchange materials is discussed in US Patent No. 3,985,669.
  • Preferred synthetic crystalline aluminosilicate ion exchange materials useful herein are available under the designations Zeolite A, Zeolite B, Zeolite X, Zeolite HS and mixtures thereof.
  • the crystalline aluminosilicate ion exchange material is Zeolite A and has the formula
  • Suitable water-soluble monomeric or oligomeric carboxylate builders can be selected from a wide range of compounds but such compounds preferably have a first carboxyl logarithmic acidity/constant (pKi) of less than 9, preferably of between 2 and 8.5, more preferably of between 4 and 7.5.
  • the logarithmic acidity constant is defined by reference to the equilibrium
  • A is the fully ionized carboxylate anion of the builder salt.
  • the polycarboxylate has a pKCa" 1-1 " in the range from about 2 to about 7, especially from about 3 to about 6.
  • the stability constant is defined at 25°C and at zero ionic strength using a glass electrode method of measurement as described in Complexation in Analytical Chemistry by Anders Ringbom (1963).
  • the carboxylate or polycarboxylate builder can be monomeric or oligomeric in type although monomeric polycarboxylates are generally preferred for reasons of cost and performance.
  • Monomeric and oligomeric builders can be selected from acyclic, alicyclic, heterocyclic and aromatic carboxylates having the general formulae
  • Ri represents H,Ci-30 alkyl or alkenyl optionally substituted by hydroxy, carboxy, sulfo or phosphono groups or attached to a polyethylenoxy moiety containing up to 20 ethyleneoxy groups
  • R2 represents H,Ci-4 alkyl, alkenyl or hydroxy alkyl, or alkaryl, sulfo, or phosphono groups
  • X represents a single bond; O; S; SO; S ⁇ 2; or NR ⁇ ;
  • Y represents H; carboxy; hydroxy; carboxymethyloxy; or
  • Z represents H; or carboxy; m is an integer from 1 to 10; n is an integer from 3 to 6; p, q are integers from 0 to 6, p+q being from 1 to 6; and wherein, X, Y, and Z each have the same or different representations when repeated in a given molecular formula, and wherein at least one Y or Z in a molecule contain a carboxyl group.
  • Suitable carboxylates containing one carboxy group include the water soluble salts of lactic acid, glycolic acid and ether derivatives thereof as disclosed in Belgian Patent Nos. 831,368, 821,369 and 821,370.
  • Polycarboxylates containing two carboxy groups include the water-soluble salts of succinic acid, malonic acid, (ethylenedioxy) diacetic acid, maleic acid, diglycolic acid, tartaric acid, tartronic acid and fumaric acid , as well as the ether carboxylates described in German Offenlegenschrift 2,446,686, and 2,446,687 and U.S. Patent No. 3,935,257 and the sulfinyl carboxylates described in Belgian Patent No. 840,623.
  • Polycarboxylates containing three carboxy groups include, in particular, water-soluble citrates, aconitrates and citraconates as well as succinate derivatives such as the carboxymethyloxysuccinates described in British Patent No.
  • Polycarboxylates containing sulfo substituents include the sulfosuccinate derivatives disclosed in British Patent Nos. 1,398,421 and 1,398,422 and in U.S. Patent No. 3,936,448, and the sulfonated pyrolysed citrates described in British Patent No. 1,439,000.
  • Alicyclic and heterocyclic polycarboxylates include cyclopentane-cis, cis, cis-tetracarboxylates, cyclopentadienide pentacarboxylates, 2,3,4,5-tetrahydrofuran - cis, cis, cis-tetracarboxylates, 2,5-tetrahydrofuran - cis - dicarboxylates, 2,2,5,5-tetrahydrofuran - tetracarboxylates, 1,2,3,4,5,6-hexane - hexacarboxylates and carboxymethyl derivatives of polyhydric alcohols such as sorbitol, mannitol and xylitol.
  • Aromatic polycarboxylates include mellitic acid, pyromellitic acid and the phthalic acid derivatives disclosed in British Patent No. 1,425,343.
  • the preferred polycarboxylates are hydroxycarboxylates containing up to three carboxy groups per molecule, more particularly citrates.
  • the parent acids of the monomeric or oligomeric polycarboxylate chelating agents or mixtures thereof with their salts, e.g. citric acid or citrate/citric acid mixtures are also contemplated as components of builder systems of detergent compositions in accordance with the present invention.
  • Suitable water soluble organic salts are the homo- or co-polymeric polycarboxylic acids or their salts in which the polycarboxylic acid comprises at least two carboxyl radicals separated from each other by not more than two carbon atoms.
  • Polymers of the latter type are disclosed in GB- A-1,596,756.
  • Examples of such salts are polyacrylates of MWt 2000-5000 and their copolymers with aleic anhydride, such copolymers having a molecular weight of from 20,000 to 70,000, especially about 40,000. These materials are normally used at levels of from 0.5% to 10% by weight more preferably from 0.75% to 8%, most preferably from 1% to 6% by weight of the composition.
  • the dispersing agent can include acrylic acid-maleic acid copolymers, polyaspartic acid, polyacrylates and the like.
  • the alkaline builder can include alkaline metal silicates, alkaline metal carbonates and bicarbonate, and the like.
  • other builders and other alkali materials should be contained at less than about 50 %, preferably less than 30 % of the composition.
  • the ratio R of crystalline stratiform sodium silicate to the sum of other builders and other alkaline materials should not be less than 0.34, preferably not less than 0.5, and more preferably not less than 1.
  • the dose of the detergent composition of the present invention should be less than 25g, preferably from 14g to 21g, and more preferably from 15g to 20g, per 30 liters of washing water.
  • the detergent composition of the present invention can optionally contain, in addition to the crystalline stratiform sodium silicate, surfactant, optional bleaching component and other builders and other alkaline materials, other additives such as a brightening agent, a color migration inhibitor, a suds reducing agent, enzymes such as protease, alkalase, cellulase and the like, fabric softening agents such as clays and quaternary ammonium compounds and others.
  • the detergent composition of the present invention may be prepared by the following method.
  • the detergent surfactants, the builders, the alkaline materials, and so on are mixed to be a detergent slurry, then the detergent slurry are dried to be a base granule. If necessary a part of the crystalline stratiform sodium silicate can be added into the detergent slurry. However, since the crystalline stratiform sodium silicate is water-soluble, it is most preferred to add all of the crystalline stratiform sodium silicate as a dry material with the dried base granule.
  • Moisture-or heat-sensitive materials such as the bleaching component, the perfume, the enzyme, the crystalline stratiform sodium silicate, the color migration inhibitor and reducing subs agent are added to the base granule and they are mixed to obtain the detergent composition.
  • portions of the detergent surfactant and other builders and alkaline materials can be added as dry particles to the base granule particularly when formulating a high density, compact detergent product.
  • the dried base granule can be disintegrated into smaller particles and agglomerated or re-combined to form a dense, compact base granule. Examples of such methods of making dense, compact detergent products are described in Japanese patent publication (Kokai) No.
  • a detergent composition comprising from 10 % to 40 % of a crystalline stratiform sodium silicate, from 25 % to 65 % of a detergent surfactant, from 0 % to 20 % of a bleaching component, and less than 50 % of other builders and other alkaline materials, wherein the ratio R of crystalline stratiform sodium silicate to the sum of other builders and other alkaline materials is not less than 0.34; the dose of the detergent composition in washing with it can be reduced to be less than 25g, preferably from 14g to 21g per 30 liters of washing water while maintaining the excellent detergent power, namely while maintaining the suitable pH, the suitable calcium-sequestering capacity and the suitable surfactant amount.
  • Carbon black (designated by Japan 0.5
  • the reflecting power before and after washing were measured by a color- difference signal (made by Nihon-Denshoku Corporation).
  • the detergent power was measured by a color- difference signal (made by Nihon-Denshoku Corporation).
  • Li the reflecting power of test fabrics before washing.
  • L2 the reflecting power of test fabrics after washing.
  • Test sample No.l in Table 1 [containing 38.3% of total detergent surfactant, 24% of crystalline stratiform sodium silicate, 18.8% of other builders and other alkaline materials (include the contribution of sodium carbonate from the sodium percarbonate material) and 18% of bleaching component] and Comparison Sample No. l in Table 1 [containing 25.5% of total detergent surfactant, no crystalline stratiform sodium silicate, 62.5% of other builders and other alkaline materials (include the contribution of sodium carbonate from the sodium percarbonate material) and 12% of bleaching component] contribute almost the same levels of components in water at the indicated dosage except for builder and alkaline material. These two samples were tested in accordance with the above mentioned Evaluation Method of Detergent Power. The test results are shown in Table 3.
  • Test sample No.2 in Table 2 (containing 38.3% of total detergent surfactant, 24% of crystalline stratiform sodium silicate, 30% of other builders and other alkaline materials and no bleaching component) and Comparison Sample No.2 in Table 2 (containing 30.8% of total detergent surfactant, no crystalline stratiform sodium silicate and 63.5% of other builders and other alkaline materials) contribute almost the same levels of components in water at the indicated dosage except for builder and alkaline material. These two samples were tested in accordance with the above mentioned Evaluation Method of Detergent Power. The test results are shown in Table 4.

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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)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Detergent Compositions (AREA)

Abstract

Composition d'un détergent pour dosage faible comportant de 10 à 40 % d'un silicate de sodium cristallin et stratiforme, de 25 à 65 % d'un surfactant, de 0 à 20 % d'un agent de blanchiment, et moins de 50 % d'autres adjuvants et autres constituants alcalins et où le rapport R du silicate de sodium cristallin et stratiforme à la somme des autres adjuvants n'est pas inférieur à 0,34 %. Ladite composition autorise un dosage de moins de 25 g (de préférence de 14 à 24 g) pour 30 litres d'eau.
EP94921401A 1993-07-12 1994-06-28 Composition d'un detergent pour dosage faible Ceased EP0708821A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP17191193A JPH0753992A (ja) 1993-07-12 1993-07-12 低投与量洗剤組成物
JP171911/93 1993-07-12
PCT/US1994/007261 WO1995002682A1 (fr) 1993-07-12 1994-06-28 Composition d'un detergent pour dosage faible

Publications (1)

Publication Number Publication Date
EP0708821A1 true EP0708821A1 (fr) 1996-05-01

Family

ID=15932121

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94921401A Ceased EP0708821A1 (fr) 1993-07-12 1994-06-28 Composition d'un detergent pour dosage faible

Country Status (6)

Country Link
EP (1) EP0708821A1 (fr)
JP (2) JPH0753992A (fr)
AU (1) AU7214394A (fr)
CZ (1) CZ349895A3 (fr)
HU (1) HU217152B (fr)
WO (1) WO1995002682A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996008552A1 (fr) † 1994-09-13 1996-03-21 Kao Corporation Procede de lavage et composition detergente pour vetements
USRE38411E1 (en) 1994-09-13 2004-02-03 Kao Corporation Washing method and clothes detergent composition
JP2813167B2 (ja) * 1995-04-11 1998-10-22 花王株式会社 硬質表面用漂白剤組成物
US6159919A (en) * 1995-04-20 2000-12-12 Kao Corporation Bleaching detergent composition
EP0874888B1 (fr) * 1995-11-22 2003-09-03 Kao Corporation Detergent en poudre pour le nettoyage de vetements
JP3810854B2 (ja) 1996-01-22 2006-08-16 花王株式会社 高密度粉末洗剤組成物
JP3810847B2 (ja) 1996-01-22 2006-08-16 花王株式会社 高密度粉末洗剤組成物
TW502064B (en) * 1996-03-11 2002-09-11 Kao Corp Detergent composition for clothes washing
TW370561B (en) 1996-03-15 1999-09-21 Kao Corp High-density granular detergent composition for clothes washing
ATE263230T1 (de) * 1996-06-28 2004-04-15 Procter & Gamble Bleichmittelvorläuferzusammensetzungen
PL337039A1 (en) * 1997-05-30 2000-07-31 Unilever Nv Particulate granular detergent compositions
GB9711350D0 (en) * 1997-05-30 1997-07-30 Unilever Plc Granular detergent compositions and their production
GB9711356D0 (en) 1997-05-30 1997-07-30 Unilever Plc Particulate detergent composition
GB9711359D0 (en) 1997-05-30 1997-07-30 Unilever Plc Detergent powder composition
EP2451932A1 (fr) * 2009-07-09 2012-05-16 The Procter & Gamble Company Procédé de lessive d'un tissu utilisant une composition détergente de lessive compactée

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2620296B1 (fr) * 1987-09-03 1990-01-19 Bendix Electronics Sa Boitier pour circuit electronique
GB9108639D0 (en) * 1991-04-23 1991-06-12 Procter & Gamble Particulate detergent compositions

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9502682A1 *

Also Published As

Publication number Publication date
HU9503862D0 (en) 1996-02-28
HU217152B (hu) 1999-11-29
HUT74036A (en) 1996-10-28
JPH09500410A (ja) 1997-01-14
JPH0753992A (ja) 1995-02-28
WO1995002682A1 (fr) 1995-01-26
CZ349895A3 (en) 1996-07-17
AU7214394A (en) 1995-02-13

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