EP1939274A1 - Composition pour lavage de vaisselle - Google Patents

Composition pour lavage de vaisselle Download PDF

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Publication number
EP1939274A1
EP1939274A1 EP07122629A EP07122629A EP1939274A1 EP 1939274 A1 EP1939274 A1 EP 1939274A1 EP 07122629 A EP07122629 A EP 07122629A EP 07122629 A EP07122629 A EP 07122629A EP 1939274 A1 EP1939274 A1 EP 1939274A1
Authority
EP
European Patent Office
Prior art keywords
dilution
cleaning
viscosity
composition
thickening
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Withdrawn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
EP07122629A
Other languages
German (de)
English (en)
Inventor
Giuseppe Bolzoni
Marco Galli
Rita Lodola
Annalisa Schiavina
Gionanni Taino
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.)
Unilever PLC
Unilever NV
Original Assignee
Unilever PLC
Unilever NV
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 NV filed Critical Unilever PLC
Priority to EP07122629A priority Critical patent/EP1939274A1/fr
Publication of EP1939274A1 publication Critical patent/EP1939274A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/88—Ampholytes; Electroneutral compounds
    • C11D1/94—Mixtures with anionic, cationic or non-ionic 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
    • C11D1/146—Sulfuric acid esters
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/29—Sulfates of polyoxyalkylene ethers
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/88—Ampholytes; Electroneutral compounds
    • C11D1/90—Betaines

Definitions

  • the present invention relates to cleaning compositions, to their preparation, to cleaning methods and to processes for enhancing the retention of cleaning agents into carriers. More specifically, the invention relates to cleaning compositions for use in hand dishwashing.
  • US 5,922,664 describes a composition comprising a micellar dispersion of a mixture of at least two anionic surfactants having different resistance to electrolytic salting out, and alkali metal citrate. The attained viscosity upon dilution does not go beyond 1,400 mPas.
  • EP 314,232 mentions a composition of: (a) a primary surfactant chosen from amine, amine oxide, betaine or quaternary ammonium compounds, preferably an amine oxide, (b) a hydrotrope co-surfactant compound, e.g. ethanol, methanol or triethanolamine, and (c) a water-ionisable non-surfactant compound, e.g. inorganic acids, neutral salts or alkali.
  • a primary surfactant chosen from amine, amine oxide, betaine or quaternary ammonium compounds, preferably an amine oxide
  • a hydrotrope co-surfactant compound e.g. ethanol, methanol or triethanolamine
  • a water-ionisable non-surfactant compound e.g. inorganic acids, neutral salts or alkali.
  • WO 96/32464 discloses a kit comprising a sponge and a water-thickening surfactant composition based on electrolyte concentration. This document also shows the viscosity profile of the disclosed compositions, wherein the viscosity peak reaches 1,685 mPas, which is only 2.7 times higher than the initial viscosity of 620 mPas.
  • a dilution thickening system is disclosed, based on a surfactant mixture and electrolyte.
  • prior art compositions present technical and/or economical bottlenecks that are solved by the present invention, such as obtaining cleaning compositions having enhanced retention in a carrier and/or high viscosity upon dilution, even at high dilution rates.
  • Enhanced retention in the carrier provides controlled release of the composition.
  • a dilution-thickening aqueous liquid cleaning composition comprising 5-50%w of dilution-thickening surfactant system comprising:
  • the invention further provides a method to clean hard surfaces comprising the steps of:
  • the invention further provides a dilution-thickening surfactant system comprising:
  • the invention also provides the use of the dilution thickening surfactant system of the invention in a dish washing composition.
  • the invention provides a dilution-thickening surfactant system and cleaning compositions using the same.
  • the most suitable cleaning compositions have a low viscosity in concentrated form (i.e. in the bottle), and a high viscosity when diluted on the application device, such as a sponge; eventual the composition is released by application to a surface.
  • the thickening surfactant provides a surfactant system that has a low viscosity in concentrated form, and increasing viscosity when diluting up to a maximum viscosity (or a viscosity peak) and a decreasing viscosity upon further dilution.
  • the dilution-thickening surfactant system comprises alkyl ether sulphate (AES) optionally ethoxylated with 0-4 EO groups, linear alkyl benzene sulphonate (LAS) and betaine.
  • AES alkyl ether sulphate
  • LAS linear alkyl benzene sulphonate
  • betaine betaine
  • the dilution-thickening surfactant system is preferably not a structured liquid. It is also preferred that the composition is clear and transparent. Cloudy or hazy compositions are not preferred.
  • the alkyl ether sulphates as defined herein are alkali metal, ammonium or alkanolammonium salts of C 8 -C 18 alkyl ether sulfates with 0 to 25 moles of alkylene oxide (thus also including C 8 -C 18 alkyl sulfates).
  • the alkyl ether sulphates may be linear or branched.
  • a common example of an alkyl ether sulphate is lauryl ether sulphate, preferably sodium lauryl ether sulphate (SLES).
  • the alkyl ether sulphate is present in the dilution-thickening surfactant system in a concentration of at least 40%, preferably at least 50%, more preferably at least 55% by weight, but not more than 85%, preferably not more than 70%.
  • Betaines are a class of zwitterionic surfactants.
  • the preferred betaines are carboxybetaines such as (dodecyldimethylammonium)acetate (lauryl betaine), (tetradecyldimethylammonium)acetate (myristyl betaine), (cocodimethylammonium)acetate (coconut betaine), (oleyldimethylammonium) acetate (oleyl betaine), (dodecyloxymethyldimethylammonium) acetate, (cocoamido-propyldimethylammonium)acetate (also known as cocoamido-propyl betaine or CAPB); the sulfoniumbetaines such as (dodecyldimethylsulfonium) acetate and 3-(cocodimethyl-sulfonium)-1-propane sulfonate and the phosphoniumbetaines such as 4-(trimethylphosphonium)-1
  • the betaine is present in the dilution-thickening surfactant system in a concentration of at least 0.01 %, preferably at least 5%, and for premium dilution-tickening compostions even at least 10%, but not more than 55%, preferably not more than 35%, or for low cost dilution-thickening compositions even not more than 20%.
  • the third ingredient of the dilution thickening is linear alkylbenzene sulphonate (LAS).
  • LAS is present in the dilution-thickening surfactant system in a concentration of 0.01-50%w. In order to obtain the premium dilution-thickening effect, a LAS concentration of 0.1-35%w is preferred. In order to get an economical composition, with a good dilution thickening effect at lower cost, a concentration of 25-45%w is preferred. A balance between premium performance and cost is found at the intermediate range of 15-25%w of LAS.
  • Aqueous liquid cleaning composition Aqueous liquid cleaning composition
  • aqueous liquid cleaning compositions according to the invention comprise the dilution-thickening surfactant system of the invention in a concentration of 5 - 50%w, preferably at least 10%w, more preferably at least 15%w, still more preferably at least 20%w, most preferably 25%w, but preferably not more than 40%w, more preferably not more than 35%w, most preferably not more than 30%w.
  • the dilution-thickening surfactant system When used in the cleaning composition, provides a viscosity profile of the cleaning composition showing low viscosity at high concentration (towards 100%) as well as low viscosity on high dilution (towards 0%), but a viscosity peak somewhere in between.
  • the profile normally has the shape of a bell-curve.
  • the dilution-thickening surfactant system of the invention provides the shape of the curve, and is very suitable for use in a liquid cleaning composition.
  • the peak viscosity of the diluted composition is reached at a concentration of surfactant system in diluent (such as water) between 30% and 70%, more preferably between 30% and 50% surfactant system in diluent.
  • the peak viscosity is at least 5 times the initial viscosity, preferably at least 10 times.
  • the aqueous liquid cleaning composition may further comprise viscosity modulating agents.
  • the low viscosity in concentrated form helps the composition to easily penetrate a carrier, such as a sponge.
  • the undiluted composition has a viscosity below 1500mPas, more preferably 800-1250 mPas. Wherein the viscosity is determined at 25°C, using a Haake VT550/VT500 viscometer at 21 s -1 with an MVII spindle.
  • the cleaning composition of the invention may comprise an electrolyte.
  • Electrolytes are water-soluble organic and inorganic salts (other than anionic surfactants), wherein the cation is chosen from alkali metals, alkaline earth metals, ammonium and mixture thereof and the anion is chosen from chloride, sulfate, phosphate, acetate, nitrate and mixtures thereof. Particularly useful are Magnesium, potassium, sodium and ammonium chloride and/or sulphate.
  • the electrolyte is present in the cleaning composition in a concentration of 0-7.5%, more preferably 2.5-5%, still more preferably 3-4% by weight.
  • a viscosity modifying agent may be added.
  • Nonionic surfactants reduce the viscosity of the concentrated cleaning composition, without moving the peak on the concentration scale.
  • the nonionics of the invention preferably have a HLB value (the hydrophilic/lipophilic balance) of at least 8, preferably at least 10, more preferably at least 12, but preferably not more than 16.
  • Suitable nonionic surfactants include the condensation products of hydrophobic alkyl, alkenyl, or alkyl aromatic compounds bearing functional groups having free reactive hydrogen available for condensation with hydrophilic alkylene oxide, such as ethylene oxide, propylene oxide, butylene oxide, polyethylene oxide or polyethylene glycol to form nonionic surfactants.
  • functional groups include hydroxy, carboxy, mercapto, amino or amido groups.
  • Examples of useful hydrophobes of commercial nonionic surfactants include C 8 -C 18 alkyl fatty alcohols, C 8 -C 14 alkyl phenols, C 8 -C 18 alkyl fatty acids, C 8 -C 18 alkyl mercaptans, C 8 -C 18 alkyl fatty amines, C 8 -C 18 alkyl amides and C 8 -C 18 alkyl fatty alkanolamides.
  • the polyoxyalkylene condensation products of such materials may comprise from 1 to 30 alkylene oxide groups, preferably from 5 to about 20 alkylene oxide groups, even more preferably from 8 to about 12 alkylene oxide groups.
  • suitable ethoxylated fatty alcohols may be chosen from ethoxylated cetyl alcohol, ethoxylated ketostearyl alcohol, ethoxylated isotridecyl alcohol, ethoxylated lauric alcohol, ethoxylated oleyl alcohol and mixtures thereof.
  • ethylene oxide (EO) groups 3-15 ethylene oxide (EO) groups, more preferably 5-10 ethylene oxide groups.
  • this viscosity reducing effect may be obtained by the addition of other short chain organic alcohols. These solvents would have the same viscosity reducing effect as the nonionic surfactant, but are not preferred because they are considered "volatile organic compounds". Volatile organic compounds are not preferred in the context of the present invention.
  • nonionic surfactants are preferred in the cleaning compositions of the inventions, as they also have detergent properties.
  • hydrotropes reduce the dilution thickening effect according to the invention. It is preferred to avoid hydroptropes such as sodium cumene sulphonate (SCS), sodium xylene sulphonate (SXS), anionic hydroptropes and polyethylene glycols.
  • SCS sodium cumene sulphonate
  • SXS sodium xylene sulphonate
  • anionic hydroptropes and polyethylene glycols.
  • the viscosity modifying agent reduces the viscosity of the composition over the entire concentration scale.
  • the viscosity modifying agent is optionally present in the cleaning composition in a concentration of 0-5%, preferably 0.1-2%, more preferably 0.5-1.5%.
  • compositions my further comprise surfactants.
  • surfactant may have no or limited influence on the dilution thickening behaviour of the composition.
  • said further surfactants do not move the peak more than 10% on the concentration scale and do not reduce or increase the peak viscosity by more than 20%.
  • the cleaning compositions of this invention may further comprise selected from anionic, amphoteric, zwitterionic and nonionic surfactants and combinations thereof. Cationic surfactants are not preferred.
  • Suitable further surfactants are described in " Surface Active Agents” Vol. 1, by Schwartz & Perry, Interscience 1949 , Vol. 2 by Schwartz, Perry & Berch, Interscience 1958 , in the current edition of " McCutcheon's Emulsifiers and Detergents” published by Manufacturing Confectioners Company or in " Tenside-Taschenbuch", H. Stache, 2nd Edn., Carl Hauser Verlag, 1981 .
  • compositions of the invention optionally comprise other ingredients, such as fragrances, preservatives and colorants.
  • Particularly colorants are useful to indicate the presence of the compositions in an absorbent carrier. Examples of useful colorants are: Blue FDC (CI:42090); Patent blue (CI:42051); Blue ABL 80 (CI:61585); Red punzo No 7 (CI:16255), Red Puricolor Are 14 (CI: 14720), Yellow Tartrazine CI 14190, Quinoline Yellow 47005, Brillant Black 28440,Sunset yellow CI 15985, and mixtures thereof.
  • the present invention also discloses a method for cleaning domestic surfaces, particularly hard surfaces, using the cleaning compositions according to the invention.
  • the cleaning method of the invention has several advantages over known methods.
  • the cleaning method of the invention comprises the steps of:
  • water can be added to the absorbent carrier before the composition is added to it.
  • a cleaning operation is typically represented by pressing the absorbent carrier to the surface and scrubbing it with circular movements, or in any other way, to aid in the removal of soil, grease or dirt from the surface.
  • Dish surfaces and crockery are particular examples of household surfaces that can be cleaned with the composition of the invention.
  • Useful absorbent or porous carriers are known, particularly the ones comprising voids where liquid can be stored, for instance, sponges (natural, polymeric, steel, etc), scouring pads, cloths.
  • the composition is particularly suitable to be applied onto sponges in the cleaning method.
  • the ratio between the amount of water and the amount of cleaning composition to be used in the cleaning method according to the invention is preferably from about 0.5 to about 5, more preferably about 0.5-4, most preferably up to about 3.5.
  • the invention further provides a process for enhancing the retention of cleaning agents into a carrier comprising the steps of:
  • such compositions preferably have a low viscosity initially and only increase in viscosity after addition of a certain amount of diluent. This allows penetration of the composition through the pores of a porous carrier (e.g. a sponge), while at the same time keeping the composition within the carrier for a longer period.
  • a porous carrier e.g. a sponge
  • the selective way by which the composition of the invention behaves provides an advantageous balance between low initial viscosity, maximum viscosity and final viscosity, as well as provides an advantageous balance between viscosity increasing ratio (between minimum and maximum viscosity) and viscosity decreasing ratio (between maximum and final viscosity).
  • the cleaning compositions of the invention comprise a dilution-thickening surfactant system and viscosity modulating agents and other optional ingredients and provide:
  • the invention provides dilution-thickening aqueous liquid cleaning compositions comprising:
  • composition according to the invention is given in the table below Ingredient Trade name Supplier %w Sodium lauryl ether sulphate C12-C13 2 EO (Ex Neodol 23) Texapon S 70 Cognis 15.5 Fatty Alcohol Ethoxylated (C12-C13 8EO) Neodol 91-8 Shell 1 Coco Amido Propyl Betaine Empigen BS/FE Huntsman 3 LAS (acid form) in HOME 8.5 Magnesium Sulphate MgSO 4 .7H 2 O K&S 4.5 Minors *) 3 Demin Water 64.5 pH 5.5 Viscosity (as is, mPa.s @20s -1 1000 *) Minors are pH adjustment materials, perfume, dye and preservative
  • % active on sponge rinsing step water Comp 1 Dixan Fairy Sole Last 0 0 100 100 100 100 100 1 50 90 37 74 42 8 2 100 83 19 56 13 2 3 150 75 8 38 4 2 4 200 66 3 27 2 1 5 250 54 1 19 1 1 6 300 42 1 12 0 1 7 350 31 1 7 0 0 8 400 23 1 5 0 0 9 450 16 0 3 0 0 10 500 10 0 2 0 0 11 550 8 0 1 0 0 12 600 6 0 1 0 0 13 650 4 0 0 0 0 0 14 700 2 0 0 0 0 15 750 1 0 0 0 0 0 0 0 100
  • composition of the invention gives a much more controlled release of active during a greater number of rinse steps.
  • compositions of this example are given in the table below.
  • Product Ingredients total actives LAS % LES % Betaine % NI % MgSO 4 .7H 2 O % Comp 2 32% 10.5 16.5 3 2 2 Comp 3 31% 10.5 16.5 3 1 2 Comp 4 32% 10.5 16.5 3 2 3 Comp 5 28.5% 9.15 15.4 3 0.95 2.5 Comp 6 25% 7.67 13.8 2.68 0.85 3 Comp 7 24.9% 8.75 13.75 2 0.4 4.5 *) Coco amidopropyl betaine
  • Viscosities un dilution Composition 30% 40% 50% 60% 70% 100%
  • Comp 2 50 300 2880 5350 4350 1030 Comp 3 350 1750
  • 4800 6150 4850 1150 Comp 4 100 420 2600 4650 2650 1090 Comp 5 100 560 3600 6100 6250 1000
  • composition 10 an additional viscosity modifying agent (MPG, composition 10) on the controlled release of the composition is demonstrated and compared with a similar composition without the additional viscosity modifying agent (composition 9) and a commercially available hand dish washing liquid (Lux Lemon).
  • the compositions are given in the table below.
  • composition with the additional viscosity modifying agent gives an even more controlled release of active during a greater number of rinse steps.

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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)
  • Detergent Compositions (AREA)
EP07122629A 2006-12-20 2007-12-07 Composition pour lavage de vaisselle Withdrawn EP1939274A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07122629A EP1939274A1 (fr) 2006-12-20 2007-12-07 Composition pour lavage de vaisselle

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06126662 2006-12-20
EP07107110 2007-04-27
EP07122629A EP1939274A1 (fr) 2006-12-20 2007-12-07 Composition pour lavage de vaisselle

Publications (1)

Publication Number Publication Date
EP1939274A1 true EP1939274A1 (fr) 2008-07-02

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EP07122629A Withdrawn EP1939274A1 (fr) 2006-12-20 2007-12-07 Composition pour lavage de vaisselle

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EP (1) EP1939274A1 (fr)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0181212A1 (fr) * 1984-11-07 1986-05-14 The Procter & Gamble Company Compositions détergentes liquides
EP0314232A2 (fr) 1987-10-27 1989-05-03 Unilever N.V. Gels épaississants
WO1993003129A1 (fr) * 1991-08-02 1993-02-18 Unilever Plc Composition liquide concentree pour laver la vaisselle a la main comprenant une base d'alcane diol
WO1994016680A1 (fr) * 1993-01-22 1994-08-04 Unilever Plc Composition destinee a l'hygiene personnelle, et s'epaississant a la dilution
WO1995006108A1 (fr) * 1993-08-27 1995-03-02 The Procter & Gamble Company Composition detergente concentree pour le lavage de la vaisselle , se presentant sous forme de liquide ou de gel, et contenant du sulfonate de xylene de calcium
WO1996032464A1 (fr) 1995-04-10 1996-10-17 Unilever Plc Ameliorations apportees au nettoyage leger
WO1998055572A1 (fr) * 1997-06-06 1998-12-10 Colgate-Palmolive Company Compositions nettoyantes liquides pour lavages delicats
US5922664A (en) 1995-01-30 1999-07-13 Colgate-Palmolive Co. Pourable detergent concentrates which maintain or increase in viscosity after dilution with water
WO2001085896A1 (fr) * 2000-05-12 2001-11-15 Henkel Kommanditgesellschaft Auf Aktien Concentre destine a etre dilue, avec maintien ou augmentation de la viscosite
WO2007028446A1 (fr) 2005-07-22 2007-03-15 Unilever N.V. Compositions nettoyantes
US20070238631A1 (en) * 2006-04-07 2007-10-11 Colgate-Palmolive Company Liquid cleaning composition having low viscosity

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0181212A1 (fr) * 1984-11-07 1986-05-14 The Procter & Gamble Company Compositions détergentes liquides
EP0314232A2 (fr) 1987-10-27 1989-05-03 Unilever N.V. Gels épaississants
WO1993003129A1 (fr) * 1991-08-02 1993-02-18 Unilever Plc Composition liquide concentree pour laver la vaisselle a la main comprenant une base d'alcane diol
WO1994016680A1 (fr) * 1993-01-22 1994-08-04 Unilever Plc Composition destinee a l'hygiene personnelle, et s'epaississant a la dilution
WO1995006108A1 (fr) * 1993-08-27 1995-03-02 The Procter & Gamble Company Composition detergente concentree pour le lavage de la vaisselle , se presentant sous forme de liquide ou de gel, et contenant du sulfonate de xylene de calcium
US5922664A (en) 1995-01-30 1999-07-13 Colgate-Palmolive Co. Pourable detergent concentrates which maintain or increase in viscosity after dilution with water
WO1996032464A1 (fr) 1995-04-10 1996-10-17 Unilever Plc Ameliorations apportees au nettoyage leger
WO1998055572A1 (fr) * 1997-06-06 1998-12-10 Colgate-Palmolive Company Compositions nettoyantes liquides pour lavages delicats
WO2001085896A1 (fr) * 2000-05-12 2001-11-15 Henkel Kommanditgesellschaft Auf Aktien Concentre destine a etre dilue, avec maintien ou augmentation de la viscosite
WO2007028446A1 (fr) 2005-07-22 2007-03-15 Unilever N.V. Compositions nettoyantes
US20070238631A1 (en) * 2006-04-07 2007-10-11 Colgate-Palmolive Company Liquid cleaning composition having low viscosity

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
H. STACHE: "Tenside-Taschenbuch", 1981, CARL HAUSER VERLAG
SCHWARTZ; PERRY: "Surface Active Agents", INTERSCIENCE, vol. 1, 1949
SCHWARTZ; PERRY; BERCH: "Interscience", vol. 2, 1958, MANUFACTURING CONFECTIONERS COMPANY, article "McCutcheon's Emulsifiers and Detergents"

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