WO1998046715A1 - Composant moussant - Google Patents

Composant moussant Download PDF

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Publication number
WO1998046715A1
WO1998046715A1 PCT/IB1998/000560 IB9800560W WO9846715A1 WO 1998046715 A1 WO1998046715 A1 WO 1998046715A1 IB 9800560 W IB9800560 W IB 9800560W WO 9846715 A1 WO9846715 A1 WO 9846715A1
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WO
WIPO (PCT)
Prior art keywords
component
acid
foaming
alkyl
surface active
Prior art date
Application number
PCT/IB1998/000560
Other languages
English (en)
Inventor
Alan Thomas Brooker
Stephen Wayne Heinzman
Barry Thomas Ingram
Original Assignee
The Procter & Gamble Company
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
Priority claimed from EP97870048A external-priority patent/EP0872544A1/fr
Priority claimed from GB9804461A external-priority patent/GB2334962A/en
Application filed by The Procter & Gamble Company filed Critical The Procter & Gamble Company
Priority to JP54366598A priority Critical patent/JP2002503266A/ja
Priority to BR9808551-4A priority patent/BR9808551C1/pt
Priority to CA002287000A priority patent/CA2287000A1/fr
Priority to EP98910944A priority patent/EP0975723A1/fr
Priority to AU65149/98A priority patent/AU6514998A/en
Publication of WO1998046715A1 publication Critical patent/WO1998046715A1/fr

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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
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/06—Powder; Flakes; Free-flowing mixtures; Sheets
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L2/00—Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
    • A23L2/40—Effervescence-generating 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
    • C11D11/00—Special methods for preparing compositions containing mixtures of detergents
    • C11D11/0082—Special methods for preparing compositions containing mixtures of detergents one or more of the detergent ingredients being in a liquefied state, e.g. slurry, paste or melt, and the process resulting in solid detergent particles such as granules, powders or beads
    • 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0052—Gas evolving or heat producing 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0094—High foaming 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
    • C11D3/04—Water-soluble compounds
    • C11D3/10—Carbonates ; Bicarbonates
    • 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
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • 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
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/02—Inorganic compounds
    • C11D7/04—Water-soluble compounds
    • C11D7/10—Salts
    • C11D7/12—Carbonates bicarbonates
    • 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
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/26—Organic compounds containing oxygen
    • C11D7/263—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
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/26—Organic compounds containing oxygen
    • C11D7/265—Carboxylic acids or salts thereof
    • 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
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/26—Organic compounds containing oxygen
    • C11D7/268—Carbohydrates or derivatives thereof
    • 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
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/32—Organic compounds containing nitrogen
    • C11D7/3227—Ethers thereof

Definitions

  • This invention relates to a foaming composition useful in any application where foam is required, such as cleaning compositions, pharmaceutical compositions, food and beverages.
  • foaming or sudsing occurs readily and that the foaming or sudsing has the desired duration.
  • the foaming or sudsing has the desired duration.
  • the effervescence, suds or foam occurs immediately upon contact with water, and that it is stable or continues during use.
  • WO 92/18596 discloses detergents comprising admixed citric acid and sodium carbonate salt as an aid to improve the detergent solubility.
  • Effervescence systems are also widely known in pharmaceutical or agricultural applications, for example as described in GB-A-2, 184,946. The inventors have now found that an effervescence component capable of providing a gas, can be used to produce foaming or sudsing, when used in a specific combination with a surface active component capable of reducing the surface tension, so that controlled, rapid, improved sudsing and/ or foaming is achieved.
  • the components Upon contact with water, the components comprising the specific effervescence component and the specific surface active component, chemically forms microbubbles, preferably having an average diameter of 200 microns or less.
  • the inventors have found that the formation of these microbubbles enables an improved control of the sudsing or foaming or effervescence, and that it results in improved foaming or sudsing stability, e.g. rapidly formed and stable or long-lasting foam or suds can be obtained.
  • the components of the invention provide improved effervescence and dispensing and dissolving of the component or the product comprising the component. Furthermore, it has been found that these components are very stable upon storage.
  • the invention provides a substantially anhydrous foaming component capable of providing foaming or sudsing without agitation, comprising intimately mixed, a substantially anhydrous surface active component capable of reducing the air- water surface tension, and an effervescence component capable of formation of a gas upon contact with water.
  • the component or mixtures of different foaming component according to the invention may be used in any application where a method for providing sudsing, foaming or effervescence is useful.
  • the composition may be used in, preferably solid, cleaning compositions, pharmaceutical products, cosmetic products and solid food or beverage products and the component may be in useful in applications where no agitation or limited agitation is possible or required, such as hand wash detergent compositions and soaking compositions.
  • the foaming component of the invention is capable of providing foaming or sudsing without agitation. It should be understood that for the purpose of the invention, when used herein 'foaming' means any form of formation of gas bubbles, includes sudsing and effervescing. It should be understood that for the purpose of the invention agitation may be desirable.
  • the foaming component of the invention and the surface active component and preferably the effervescence component are substantially anhydrous.
  • substantially anhydrous means that no more than 5% by weight of free moisture is present, preferably no more than 4%, even more preferably no more than 3% and most preferably no more than 2% or even 1% by weight.
  • the free moisture content as used herein can be determined by placing 5 grams of the substantially anhydrous component in a petri dish and placing this petri dish in a convection oven at 50°C for 2 hours, and subsequently measuring the weight loss, due to water evaporation.
  • effervescence component and the surface active component are intimately mixed.
  • 'intimately mixing/ mixed' or 'intimate mixture' means for the purpose of the invention that components of the foaming component are substantially homogeneously divided in the foaming component.
  • the intimate mixture of the components of the foaming component of the invention can be obtained by any process involving the mixing of the components, which can be part of a tableting process, extrusion process and agglomeration processes.
  • the particle is prepared by a process whereby a melt of the surface active component is admixed to the effervescence component, whereafter the mixture is solidified to form the foaming component, preferably by solidifying the melt, preferably by reducing the process temperature.
  • the effervescence component comprises more than one component, the components are preferably premixed.
  • the melt of the surface active component is preferably admixed to the additional ingredients and effervescence component, which are preferably premixed prior to admixed the melt, to obtain an intimate mixture of the components prior to addition of the melt.
  • the foaming component of the invention comprises the effervescence component and the surface active component such that upon contact with water, chemically microbubbles of gas are produced which have an average diameter size of 400 microns or less, preferably 200 microns or less, more preferably 150 microns or less, more preferably 100 microns or less or even 50 microns or less, which can be achieved by intimately mixing the components.
  • the foaming component or the compositions containing the component can also comprise additional ingredients, as described herein.
  • additional ingredients as described herein.
  • levels of incorporation thereof will depend on the application of the component or compositions and the physical form of the components and the compositions.
  • the component preferably comprises the surface active component at a level of from 1% to 95%, more preferably from 10% to 70%, even more preferably from 20% to 60% or even to 50% by weight of the composition.
  • the composition preferably comprises the effervescence component at a level of from 5% to 99%, more preferably from 10% to 90%, even more preferably from 15% to 60% by weight of the composition.
  • the weight ratio of the surface active component to the effervescence component, or when present, to the acid source therein, is preferably from 20:1 to 1:10, more preferably 9: 1 to 1 :9, more preferably from 5: 1 to 1 :8, more preferably from 4:1 to 1:4.
  • the component when in the form of a particle or comprised in a particle, is preferably such that 80% by weight of the particles has an particle size of more than 75 microns (more than 80% by weight of the particles on Tyler sieve mesh 200) and less than 10% by weight of the particles has a particle size of more than 2 cm; preferably 80% by weight of the particles has an particle size of more than 150 microns (80% by weight on Tyler sieve mesh 100) and less than 10% by weight of the particles has a particle size of more than 1 cm; or more preferably 80% by weight of the particles has an particle size of more than 300 microns (80% by weight on Tyler sieve mesh 48) and less than 10% by weight of the particles has a particle size of more than to 0.5 cm; or even more preferably the particles have an average particle size of from 500 microns (on Tyler sieve mesh 32) to 3000 microns, more preferably from 710 microns (on Tyler mesh sieve24) to 1180 microns (through Tyler mesh sieve 14).
  • the density of the component is from 500 g/litre to 1200 g/litre, more preferably from 650 g/litre to 900g/litre.
  • the component of the invention is particularly useful in nonaqueous liquid compositions or solid compositions, preferably cleaning products or food or beverage products.
  • the component may be present as a separate particle or the it can be present as a part of a component of the solid or nonaqueous liquid composition.
  • the solid cleaning compositions are preferably solid laundry or dish washing compositions, preferably in the form of flakes or pastilles, more preferably in the form of granules or extrudates or tablets, preferably having a density of at least 500g/litre, more preferably at least 700g/litre.
  • effervescence component Any effervescence system capable of forming a gas upon contact with water, known in the art, can be used as effervescence component in the foaming component of the invention.
  • a preferred effervescence component comprises an acid source, capable of reacting with an alkali source in the presence of water to produce a gas.
  • the alkali source or part thereof is preferably a components of the effervescence component, when an acid source is present.
  • the acid source may be any organic, mineral or inorganic acid, or a derivative thereof, or a mixture thereof.
  • the acid source comprises an organic acid.
  • the acid source is preferably substantially anhydrous or non-hygroscopic and the acid is preferably water-soluble. It may be preferred that the acid source is overdried.
  • Suitable acids source components include citric, malic, maleic, fumaric aspartic, glutaric, tartaric succinic or adipic acid, monosodium phosphate, boric acid, or derivative thereof. Citric acid, maleic or malic acid are especially preferred.
  • the acid source provides acidic compounds which have an average particle size in the range of from about 75 microns to 1180 microns, more preferably from 150 microns to about 710 microns, calculated by sieving a sample of the source of acidity on a series of Tyler sieves.
  • the effervescence component preferably comprises an alkali source.
  • Any alkali source which has the capacity to react with the acid source to produce a gas may be present in the particle, including sources capable of producing nitrogen, oxygen or carbondioxide gas. Preferred can be perhydrate bleaches and silicate material.
  • the alkali source is preferably substantially anhydrous or non-hydroscopic. It may be preferred that the alkali source is overdried.
  • the produced gas is carbon dioxide, and therefore the alkali source is a preferably a source of carbonate; in a preferred embodiment, the alkali source is a carbonate salt.
  • preferred carbonates are the alkaline earth and alkali metal carbonates, including sodium or potassium carbonate, bicarbonate and sesqui- carbonate and any mixtures thereof with ultra-fine calcium carbonate such as are disclosed in German Patent Application No. 2,321,001 published on November 15, 1973.
  • Alkali metal percarbonate salts are also suitable sources of carbonate species, which may be present combined with one or more other carbonate sources.
  • the carbonate and bicarbonate preferably have an amorphous structure.
  • the carbonate and/ or bicarbonates may be coated with coating materials.
  • the particles of carbonate and bicarbonate can have a mean particle size of 75 microns or greater, preferably 150 ⁇ m or greater, more preferably of 250 ⁇ m or greater, preferably 500 ⁇ m or greater. It may be preferred that the carbonate salt is such that fewer than 20% (by weight) of the particles have a particle size below 500 ⁇ m, calculated by sieving a sample of the carbonate or bicarbonate on a series of Tyler sieves.
  • the fewer than 60% or even 25% of the particles have a particle size below 150 ⁇ m, whilst fewer than 5% has a particle size of more than 1.18 mm, more preferably fewer than 20% have a particle size of more than 212 ⁇ m, calculated by sieving a sample of the carbonate or bicarbonate on a series of Tyler sieves.
  • the molecular ratio of the acid source to the alkali source present in the particle core is preferably from 60; 1 to 1:60, more preferably from 20:1 to 1:20, more preferably from 10:1 to 1: 10, more preferably from 5:1 to 1:3, more preferably from 3:1 to 1:2, more preferably from 2: 1 to 1 :2.
  • the foaming component of the invention may comprise any surface active component known in the art, which reduces the water-air surface tension. Which surface active component is preferably incorporated in the composition of the invention, will depend on the application of the component of the invention, and the physical form thereof.
  • the surface active component can comprise one or more compounds.
  • the component comprises compounds which are, at least partially, water-soluble.
  • the component is anhydrous.
  • the surface active component preferably has a melting point above 30°C, more preferably above 45°C, more preferably above 50°C, and it may be preferred that the surface active component has a melting point above 80°C, in particularly to ensure that the surface active component is solid under normal storage conditions, whilst readily forming a melt above the preferred melting point, depending on the application of the composition of the invention.
  • the surface active component comprises one or more nonionic components or one or more anionic components or mixtures thereof .
  • the surface active component preferably comprises one or more components, selected from the group comprising alkyl sulfate surfactants and alkyl sulphonate surfactants, as described herein and in particular alkoxylated alcohols, including polyethylene and/or propylene glycols, alkoxylated fatty acid amides and alkoxylated alcoholamides, including ethanolamides and specific nonionic surfactants, including (polyhydroxy) fatty acid amides, alkoxylated alcohol surfactants, alkyl esters of fatty acids and specific alkylpolysaccherides surfactant or mixtures of any of these nonionics compounds and anionic compounds, as described herein.
  • alkyl sulfate surfactants and alkyl sulphonate surfactants as described herein and in particular alkoxylated alcohols, including polyethylene and/or propylene glycols, alkoxylated fatty acid amides and alkoxylated alcoholamides, including ethanolamides and specific
  • one or more of the components comprised in the foaming component are detergent actives which can contribute to the cleaning performance of the particle or the cleaning composition comprising the particle.
  • Highly preferred substantially anhydrous surface active components suitable in the foaming component of the invention are one or more nonionic surfactant, selected from the group of nonionic alkoxylated surfactants, including alkoxylated alcohol surfactants, polyhydroxyfattyacid amide surfactants, (alkoxylated) fatty acid amide surfactants and alkylpolysaccharide surfactants, or mixtures thereof, as described herein after.
  • the surface active component comprises a mixture of polyhydroxy fatty acid amides and or polyethylene glycols, and/ or alkoxylated fatty acid amides and/ or condensation products of aliphatic alcohols with from 1 to 11 moles of alkylene oxide, as described in more detail below.
  • the ratio of the polyhydroxy fatty acid amides to the condensation products of aliphatic alcohols is preferably from 20:1 to 1:20, more preferably from 10: 1 to 1:10, more preferably from 8: 1 to 1:8, more preferably from 6: 1 to 1 :6, most preferably from 2: 1 to 1 :3.
  • the ratio of the polyhydroxy fatty acid amides to the polyethylene glycol is preferably from 20:1 to 1 :8, more preferably from 15: 1 to 1 :3, more preferably from 12: 1 to 1 : 1, more preferably from 10: 1 to 1 : 1.
  • the ratio of the polyhydroxy fatty acid amides to the alkoxylated fatty acid amides is preferably from 20: 1 to 1:20, more preferably from 15:1 to 1 :10, more preferably from 10:1 to 1: 10.
  • any alkoxylated nonionic surfactants can also be comprised in the surface active component of the foaming component of the invention.
  • the ethoxylated and propoxylated nonionic surfactants are preferred.
  • Preferred alkoxylated surfactants can be selected from the classes of the nonionic condensates of alkyl phenols, nonionic ethoxylated alcohols, nonionic ethoxylated/propoxylated fatty alcohols, nonionic ethoxylate/propoxylate condensates with propylene glycol, and the nonionic ethoxylate condensation products with propylene oxide/ethylene diamine adducts.
  • nonionic alkoxylated alcohol surfactants being the condensation products of aliphatic alcohols with from 1 to 75, up to 50 moles, preferably 1 to 15 moles of alkylene oxide, particularly ethylene oxide and/or propylene oxide, are highly preferred nonionic surfactant comprised in the anhydrous component of the particles of the invention.
  • the alkyl chain of the aliphatic alcohol can either be straight or branched, primary or secondary, and generally contains from 6 to 22 carbon atoms.
  • Particularly preferred are the condensation products of alcohols having an alkyl group containing from 8 to 20 carbon atoms with from 2 to 9 moles and in particular 3 or 5 moles, of ethylene oxide per mole of alcohol.
  • Nonionic polyhydroxy fatty acid amide surfactant Nonionic polyhydroxy fatty acid amide surfactant
  • Polyhydroxy fatty acid amides are highly preferred nonionic surfactant comprised in the surface active component of the foaming component of the invention , in particular those having the structural formula R- ⁇ CONR ⁇ Z wherein : Rl is H, Ci .JS, preferably C ⁇ -C hydrocarbyl, 2-hydroxy ethyl, 2-hydroxy propyl, ethoxy, propoxy, or a mixture thereof, preferable C1-C4 alkyl, more preferably Ci or C2 alkyl, most preferably C ⁇ alkyl (i.e., methyl); and R2 is a C5-C31 hydrocarbyl, preferably straight-chain C5-C19 or C 7 -C 19 alkyl or alkenyl, more preferably straight-chain C9- C ⁇ alkyl or alkenyl, most preferably straight-chain C ⁇ ⁇ -C]7 alkyl or alkenyl, or mixture thereof; and Z is a polyhydroxyhydrocarbyl having a linear hydrocarbyl chain with at least 3
  • a highly preferred nonionic polyhydroxy fatty acid amide surfactant for use herein is a C12- 14 , a C15-C17 and/or Cjg-Ci alkyl N-methyl glucamide.
  • the surface active component comprises a mixture of a C12- 18 alkyl N-methyl glucamide and a condensation products of a alcohol having an alkyl group containing from 8 to 20 carbon atoms with from 2 to 9 moles and in particular 3 or 5 moles, of ethylene oxide per mole of alcohol.
  • the polyhydroxy fatty acid amide can be prepared by any suitable process.
  • One particularly preferred process is described in detail in WO 9206984.
  • a product comprising about 95% by weight polyhydroxy fatty acid amide, low levels of undesired impurities such as fatty acid esters and cyclic amides, and which is molten typically above about 80°C, can be made by this process
  • Nonionic fatty acid amide surfactant Nonionic fatty acid amide surfactant
  • Fatty acid amide surfactants or alkoxylated fatty acid amides can also be comprised in the anhydrous material of the particle of the invention. They include those having the formula: R ⁇ CON(R ⁇ ) (R ⁇ ) wherein R ⁇ is an alkyl group containing from 7 to 21, preferably from 9 to 17 carbon or even 12 to 14 carbon atoms and R' anc * R° are each individually selected from the group consisting of hydrogen, C1 -C4 alkyl, C ⁇ - C4 hydroxyalkyl, and -(C2H4O) x H, where x is in the range of from 1 to 11, preferably 1 to 7, more preferably form 1-5, whereby it may be preferred that R ⁇ is different to R ⁇ > one having a smaller alkoxylation number than the other
  • Alkyl esters of fatty acids can also be comprised in the anhydrous material of the particle of the invention. They include those having the formula: R ⁇ COO(R ⁇ ) wherein R ⁇ is an alkyl group containing from 7 to 21, preferably from 9 to 17 carbon or even 11 to 13 carbon atoms and R ⁇ is a C1-C4 alkyl, C1-C4 hydroxyalkyl, or -
  • Alkylpolysaccharides can also be comprised in the surface active component of the foaming compoennt of the invention, such as those disclosed in U.S. Patent 4,565,647, Llenado, issued January 21, 1986, having a hydrophobic group containing from 6 to 30 carbon atoms and a polysaccharide, e.g., a polyglycoside, hydrophilic group containing from 1.3 to 10 saccharide units.
  • Preferred alkylpolyglycosides have the formula
  • R-2 is selected from the group consisting of alkyl, alkylphenyl, hydroxyalkyl, hydroxyalkylphenyl, and mixtures thereof in which the alkyl groups contain from 10 to 18 carbon atoms; n is 2 or 3; t is from 0 to 10, and x is from 1.3 to 8.
  • the glycosyl is preferably derived from glucose.
  • a component of the surface active component may be a polyethylene oand/or propylene glycol, particularly those of molecular weight 1000-10000, more particularly 2000 to 8000 and most preferably about 4000.
  • the surface active component of the composition of the invention may comprises one or more anionic surfactants.
  • Any anionic surfactant useful for detersive purposes is suitable. Examples include salts (including, for example, sodium, potassium, ammonium, and substituted ammonium salts such as mono-, di- and triethanolamine salts) of the anionic sulfate, sulfonate, carboxylate and sarcosinate surfactants. Anionic sulfate surfactants are preferred.
  • anionic surfactants include the isethionates such as the acyl isethionates, N-acyl taurates, fatty acid amides of methyl tauride, alkyl succinates and sulfosuccinates, monoesters of sulfosuccinate (especially saturated and unsaturated C j 2 -C
  • Resin acids and hydrogenated resin acids are also suitable, such as rosin, hydrogenated rosin, and resin acids and hydrogenated resin acids present in or derived from tallow oil.
  • the anionic surfactant may preferably be present at a level of 1% to 90% by weight of the foaming component, preferably at a level of from 5% to 60%, and preferably of from 8% to 50%) by weight of the component.
  • Anionic sulfate surfactants suitable for use herein include the linear and branched primary and secondary alkyl sulfates, alkyl ethoxysulfates, fatty oleoyl glycerol sulfates, alkyl phenol ethylene oxide ether sulfates, the C5-C17 acyl-N-(C ⁇ -C4 alkyl) and -N-(Cj-C2 hydroxyalkyl) glucamine sulfates, and sulfates of alkylpolysaccharides such as the sulfates of alkylpolyglucoside (the nonionic nonsulfated compounds being described herein).
  • Alkyl sulfate surfactants are preferably selected from the linear and branched primary C9-C22 a ⁇ sulfates, more preferably the C ⁇ j-Ci 5 branched chain alkyl sulfates and the C12-C14 linear chain alkyl sulfates.
  • Alkyl ethoxysulfate surfactants are preferably selected from the group consisting of the C ⁇ o-Cj8 a l sulfates which have been ethoxylated with from 0.5 to 50 moles of ethylene oxide per molecule. More preferably, the alkyl ethoxysulfate surfactant is a Cj i-Cj , most preferably Cj 1-C15 alkyl sulfate which has been ethoxylated with from 0.5 to 7, preferably from 1 to 5, moles of ethylene oxide per molecule.
  • Anionic sulfonate surfactant suitable for use herein include the salts of C5-C20 linear or branched alkylbenzene sulfonates, alkyl ester sulfonates, in particular methyl ester sulphonates, C6-C22 primary or secondary alkane sulfonates, Cg-C24 olefin sulfonates, sulfonated polycarboxylic acids, alkyl glycerol sulfonates, fatty acyl glycerol sulfonates, fatty oleyl glycerol sulfonates, and any mixtures thereof.
  • Suitable anionic carboxylate surfactants include the alkyl ethoxy carboxylates, the alkyl polyethoxy polycarboxylate surfactants and the soaps ('alkyl carboxyls'), especially certain secondary soaps as described herein.
  • Suitable alkyl ethoxy carboxylates include those with the formula RO(CH2CH2 ⁇ ) x CH2C00"M + wherein R is a Cg to Cjg alkyl group, x ranges from O to 10, and the ethoxylate distribution is such that, on a weight basis, the amount of material where x is 0 is less than 20 % and M is a cation.
  • Suitable alkyl polyethoxy polycarboxylate surfactants include those having the formula RO-(CHR j -CHR2-O) ⁇ -R3 wherein R is a Cg to Cjg alkyl group, x is from 1 to 25, R ⁇ and R2 are selected from the group consisting of hydrogen, methyl acid radical, succinic acid radical, hydroxysuccinic acid radical, and mixtures thereof, and R3 is selected from the group consisting of hydrogen, substituted or unsubstituted hydrocarbon having between 1 and 8 carbon atoms, and mixtures thereof.
  • Suitable soap surfactants include the secondary soap surfactants which contain a carboxyl unit connected to a secondary carbon.
  • Preferred secondary soap surfactants for use herein are water-soluble members selected from the group consisting of the water-soluble salts of 2-methyl-l-undecanoic acid, 2-ethyl-l-decanoic acid, 2-propyl- 1-nonanoic acid, 2-butyl-l-octanoic acid and 2-pentyl-l-heptanoic acid. Certain soaps may also be included as suds suppressors.
  • Alkali metal sarcosinate surfactant Other suitable anionic surfactants are the alkali metal sarcosinates of formula R-CON (Rl) CH2 COOM, wherein R is a C5-C17 linear or branched alkyl or alkenyl group, Rl is a C1-C4 alkyl group and M is an alkali metal ion.
  • R is a C5-C17 linear or branched alkyl or alkenyl group
  • Rl is a C1-C4 alkyl group
  • M is an alkali metal ion.
  • Preferred examples are the myristyl and oleoyl methyl sarcosinates in the form of their sodium salts.
  • a cationic surfactant may be comprised in the surface active component of the composition of the invention, preferably be present at a level of from 0.5% to 80% by weight of the component, more preferably from 1% to 60%, most preferably from 3%> to 50%) by weight of the component.
  • the cationic surfactant is selected from the group consisting of cationic ester surfactants, cationic mono-alkoxylated amine surfactants, cationic bis- alkoxylated amine surfactants and mixtures thereof.
  • the optional cationic mono-alkoxylated amine surfactant for use herein has the general formula:
  • R is an alkyl or alkenyl moiety containing from about 6 to about 18 carbon atoms, preferably 6 to about 16 carbon atoms, most preferably from about 6 to about 11 carbon atoms;
  • R ⁇ and R- are each independently alkyl groups containing from one to about three carbon atoms, preferably methyl;
  • R ⁇ is selected from hydrogen (preferred), methyl and ethyl,
  • X" is an anion such as chloride, bromide, methylsulfate, sulfate, or the like, to provide electrical neutrality;
  • A is selected from Ci -C4 alkoxy, especially ethoxy (i.e., -CH2CH2O-), propoxy, butoxy and mixtures thereof; and
  • p is from 1 to about 30, preferably 1 to about 15, most preferably 1 to about 8.
  • R is Cg-Cjg hydrocarbyl and mixtures thereof, preferably C6-C14, especially Cg-Cj ⁇ alkyl, preferably Cg and C JQ alkyl, and X is any convenient anion to provide charge balance, preferably chloride or bromide.
  • compounds of the foregoing type include those wherein the ethoxy (CH2CH2O) units (EO) are replaced by butoxy, isopropoxy [CH(CH 3 )CH2 ⁇ ] and [CH2CH(CH3 ⁇ ] units (i-Pr) or n-propoxy units (Pr), or mixtures of EO and/or Pr and/or i-Pr units.
  • EO ethoxy
  • i-Pr isopropoxy units
  • Pr n-propoxy units
  • the cationic bis-alkoxylated amine surfactant for use herein has the general formula:
  • R* is an alkyl or alkenyl moiety containing from about 6 to about 18 carbon atoms, preferably 6 to about 16 carbon atoms, more preferably 6 to about 11, most preferably from about 8 to about 10 carbon atoms
  • R ⁇ is an alkyl group containing from one to three carbon atoms, preferably methyl
  • R- and R ⁇ can vary independently and are selected from hydrogen (preferred), methyl and ethyl
  • X" is an anion such as chloride, bromide, methylsulfate, sulfate, or the like, sufficient to provide electrical neutrality.
  • a and A" can vary independently and are each selected from C1-C4 alkoxy, especially ethoxy, (i.e., -CH2CH2O-), propoxy, butoxy and mixtures thereof; p is from 1 to about 30, preferably 1 to about 4 and q is from 1 to about 30, preferably 1 to about 4, and most preferably both p and q are 1.
  • Rl is Cg-Ci g hydrocarbyl and mixtures thereof, preferably Cg, Cg, C]o > Ci2 » C14 alkyl and mixtures thereof.
  • X is any convenient anion to provide charge balance, preferably chloride.
  • cationic bis-alkoxylated amine surfactants useful herein include compounds of the formula:
  • R* is Cg-Cj hydrocarbyl, preferably Cg-C ⁇ alkyl, independently p is 1 to about 3 and q is 1 to about 3, R2 is C1-C3 alkyl, preferably methyl, and X is an anion, especially chloride or bromide.
  • Suitable amphoteric surfactants for use herein include the amine oxide surfactants and the alkyl amphocarboxylic acids.
  • Suitable amine oxides include those compounds having the formula R3(OR ) X NO(RS)2 wherein R3 is selected from an alkyl, hydroxyalkyl, acylamidopropoyl and alkyl phenyl group, or mixtures thereof, containing from 8 to 26 carbon atoms; R ⁇ is an alkylene or hydroxyalkylene group containing from 2 to 3 carbon atoms, or mixtures thereof; x is from 0 to 5, preferably from 0 to 3; and each R5 is an alkyl or hydroxyalkyl group containing from 1 to 3, or a polyethylene oxide group containing from 1 to 3 ethylene oxide groups.
  • Preferred are Ci Q-Cjg alkyl dimethylamine oxide, and CJO-18 acylamido alkyl dimethylamine oxide.
  • a suitable example of an alkyl aphodicarboxylic acid is Miranol(TM) C2M Cone, manufactured by Miranol, Inc., Dayton, NJ.
  • Zwitterionic surfactants can also be comprised in the surface active component of the composition of the invention or the compositions containing the particle of the invention. These surfactants can be broadly described as derivatives of secondary and tertiary amines, derivatives of heterocyclic secondary and tertiary amines, or derivatives of quaternary ammonium, quaternary phosphonium or tertiary sulfonium compounds. Betaine and sultaine surfactants are exemplary zwitterionic surfactants for use herein.
  • Suitable betaines are those compounds having the formula R(R')2N + R- ⁇ COO" wherein R is a Cg-Cj hydrocarbyl group, each Rl is typically C1-C3 alkyl, and R-2 is a C1-C5 hydrocarbyl group.
  • Preferred betaines are C 12- 18 dimethyl-ammonio hexanoate and the CJO-18 acylamidopropane (or ethane) dimethyl (or diethyl) betaines.
  • Complex betaine surfactants are also suitable for use herein.
  • the foaming component of the invention can be incorporated in a cleaning composition, preferably a solid composition, preferably granular, preferably laundry or dish washing compositions.
  • the composition of the invention is then preferably in the form of a particle or ⁇ omprised in a particle.
  • the components of the invention for use in cleaning compositions, and/ or the cleaning compositions preferably contain one or more additional detergent components selected from additional surfactants, bleaches, builders, chelants, (additional) alkalinity sources, organic polymeric compounds, enzymes, suds suppressors, lime soap dispersants, brighteners, soil suspension and anti-redeposition agents and corrosion inhibitors.
  • additional detergent components selected from additional surfactants, bleaches, builders, chelants, (additional) alkalinity sources, organic polymeric compounds, enzymes, suds suppressors, lime soap dispersants, brighteners, soil suspension and anti-redeposition agents and corrosion inhibitors.
  • Highly preferred additional detersive actives or ingredients are cationic and anionic surfactants, as described above, suds suppressing systems, brighteners, and bleaching compounds, including perhydrate bleaches but preferably bleach activators, as described hereinafter. Suds suppressing system
  • the foaming component of the invention provide a very rapid formation of very stable foam.
  • the foaming is limited or reduced at a certain moment during the washing process, for example to improve the drainage of the suds or foam from the washing process or the machine. Also, it may be preferred that the foaming is limited to the start of the contact with water (e.g. the beginning of the washing process), to provide effervescence, or improved dispensing or dissolving of the component or the product comprising the component. Therefore, it may be preferably comprise a suds suppressing system present at a level of from 0.01% to 15%, preferably from 0.05% to 10%, most preferably from 0.1% to 5% by weight of the composition or the component.
  • Suitable suds suppressing systems for use herein may comprise essentially any known antifoam compound, including, for example silicone antifoam compounds and 2-alkyl alcanol antifoam compounds.
  • antifoam compound any compound or mixtures of compounds which act such as to depress the foaming or sudsing produced by a solution of a detergent composition.
  • Particularly preferred antifoam compounds for use herein are silicone antifoam compounds defined herein as any antifoam compound including a silicone component. Such silicone antifoam compounds also typically contain a silica component.
  • silicone antifoam compounds encompasses a variety of relatively high molecular weight polymers containing siloxane units and hydrocarbyl group of various types.
  • Preferred silicone antifoam compounds are the siloxanes, particularly the polydimethylsiloxanes having trimethylsilyl end blocking units.
  • Other suitable antifoam compounds include the monocarboxylic fatty acids and soluble salts thereof. These materials are described in US Patent 2,954,347, issued September 27, 1960 to Wayne St. John.
  • the monocarboxylic fatty acids, and salts thereof, for use as suds suppressor typically have hydrocarbyl chains of 10 to 24 carbon atoms, preferably 12 to 18 carbon atoms.
  • Suitable salts include the alkali metal salts such as sodium, potassium, and lithium salts, and ammonium and alkanolammonium salts.
  • Suitable antifoam compounds include, for example, high molecular weight fatty esters (e.g. fatty acid triglycerides), fatty acid esters of monovalent alcohols, aliphatic C]g-C4o ketones (e.g. stearone) N-alkylated amino triazines such as tri- to hexa- alkylmelamines or di- to tetra alkyldiamine chlortriazines formed as products of cyanuric chloride with two or three moles of a primary or secondary amine containing 1 to 24 carbon atoms, propylene oxide, bis stearic acid amide and monostearyl di- alkali metal (e.g. sodium, potassium, lithium) phosphates and phosphate esters.
  • high molecular weight fatty esters e.g. fatty acid triglycerides
  • fatty acid esters of monovalent alcohols e.g. fatty acid esters of monovalent alcohols
  • a preferred suds suppressing system comprises
  • antifoam compound preferably silicone antifoam compound, most preferably a silicone antifoam compound comprising in combination
  • silica at a level of from 1% to 50%, preferably 5% to 25% by weight of the silicone/silica antifoam compound
  • silica/silicone antifoam compound is incorporated at a level of from 5% to 50%, preferably 10% to 40% by weight;
  • a dispersant compound most preferably comprising a silicone glycol rake copolymer with a polyoxyalkylene content of 72-78%) and an ethylene oxide to propylene oxide ratio of from 1:0.9 to 1:1.1, at a level of from 0.5% to 10%, preferably 1% to 10% by weight;
  • a particularly preferred silicone glycol rake copolymer of this type is DCO544, commercially available from DOW Corning under the tradename DCO544;
  • an inert carrier fluid compound most preferably comprising a Ci g-Cjg ethoxylated alcohol with a degree of ethoxylation of from 5 to 50, preferably 8 to 15, at a level of from 5% to 80%, preferably 10% to 70%, by weight;
  • a highly preferred particulate suds suppressing system is described in EP-A-0210731 and comprises a silicone antifoam compound and an organic carrier material having a melting point in the range 50°C to 85°C, wherein the organic carrier material comprises a monoester of glycerol and a fatty acid having a carbon chain containing from 12 to 20 carbon atoms.
  • EP-A-0210721 discloses other preferred particulate suds suppressing systems wherein the organic carrier material is a fatty acid or alcohol having a carbon chain containing from 12 to 20 carbon atoms, or a mixture thereof, with a melting point of from 45°C to 80°C.
  • the foaming component of the invention or the cleaning compositions preferably contain a water-soluble builder compound, typically present at a level of from 1% to 80%) by weight, preferably from 10% to 70% by weight, most preferably from 20% to 60% by weight of the composition or component.
  • Suitable water-soluble builder compounds include the water soluble monomeric polycarboxylates, or their acid forms, 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 that two carbon atoms, borates, phosphates, and mixtures of any of the foregoing.
  • the carboxylate or polycarboxylate builder can be monomeric or oligomeric in type although monomeric polycarboxylates are generally preferred for reasons of cost and performance.
  • Suitable carboxylates containing one carboxy group include the water soluble salts of lactic acid, glycolic acid and ether derivatives thereof.
  • 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 and the sulfinyl carboxylates.
  • 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 four carboxy groups include oxydisuccinates disclosed in British Patent No. 1,261,829, 1,1,2,2-ethane tetracarboxylates, 1,1,3,3-propane tetracarboxylates and 1,1,2,3-propane tetracarboxylates.
  • 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.
  • Preferred polycarboxylates are hydroxycarboxylates containing up to three carboxy groups per molecule, more particularly citrates.
  • Borate builders, as well as builders containing borate-forming materials that can produce borate under detergent storage or wash conditions are useful water-soluble builders herein.
  • Suitable examples of water-soluble phosphate builders are the alkali metal tripolyphosphates, sodium, potassium and ammonium pyrophosphate, sodium and potassium and ammonium pyrophosphate, sodium and potassium orthophosphate, sodium polymeta/phosphate in which the degree of polymerization ranges from about 6 to 21, and salts of phytic acid.
  • Partially soluble or insoluble builder compound Partially soluble or insoluble builder compound
  • the component of the invention or the compositions containing the component of the invention may contain a partially soluble or insoluble builder compound, typically present at a level of from 1% to 80% by weight, preferably from 10% to 70% by weight, most preferably from 20% to 60% weight of the composition or component
  • Examples of largely water insoluble builders include the sodium aluminosilicates.
  • Suitable aluminosilicate zeolites have the unit cell formula Na z [(AlO2) z (SiO2)y]. XH2O wherein z and y are at least 6; the molar ratio of z to y is from 1.0 to 0.5 and x is at least 5, preferably from 7.5 to 276, more preferably from 10 to 264.
  • the aluminosilicate material are in hydrated form and are preferably crystalline, containing from 10% to 28%), more preferably from 18% to 22% water in bound form.
  • the aluminosilicate zeolites can be naturally occurring materials, but are preferably synthetically derived. Synthetic crystalline aluminosilicate ion exchange materials are available under the designations Zeolite A, Zeolite B, Zeolite P, Zeolite X, Zeolite HS and mixtures thereof. Zeolite A has the formula
  • Zeolite X has the formula Nagg [(AlO 2 )g6(SiO 2 )i06]- 276 H 2 O.
  • Preferred crystalline layered silicates for use herein have the general formula
  • M is sodium or hydrogen
  • x is a number from 1.9 to 4 and y is a number from 0 to 20.
  • Crystalline layered sodium silicates of this type are disclosed in EP-A- 0164514 and methods for their preparation are disclosed in DE-A-3417649 and DE- A-3742043.
  • x in the general formula above preferably has a value of 2, 3 or 4 and is preferably 2.
  • the most preferred material is ⁇ -Na2Si2 ⁇ 5, available from Hoechst AG as NaSKS-6.
  • An preferred additional components of the foaming component of the invention or the cleaning composition is a perhydrate bleach, such as metal perborates, metal percarbonates, particularly the sodium salts.
  • Perborate can be mono or tetra hydrated.
  • Sodium percarbonate has the formula corresponding to 2Na2CO3.3H2O2, and is available commercially as a crystalline solid.
  • Potassium peroxymonopersulfate, sodium per is another optional inorganic perhydrate salt of use in the detergent compositions or foaming components.
  • a preferred feature of the component of the invention or the cleaning compositions containing the foaming component of the invention is an organic peroxyacid bleaching system.
  • the bleaching system contains a hydrogen peroxide source and an organic peroxyacid bleach precursor compound.
  • the production of the organic peroxyacid occurs by an in situ reaction of the precursor with a source of hydrogen peroxide.
  • Preferred sources of hydrogen peroxide include inorganic perhydrate bleaches, such as the perborate bleach of the claimed invention.
  • a preformed organic peroxyacid is incorporated directly into the composition.
  • Compositions containing mixtures of a hydrogen peroxide source and organic peroxyacid precursor in combination with a preformed organic peroxyacid are also envisaged.
  • Peroxyacid bleach precursors are compounds which react with hydrogen peroxide in a perhydrolysis reaction to produce a peroxyacid.
  • peroxyacid bleach precursors may be represented as
  • L is a leaving group and X is essentially any functionality, such that on perhydroloysis the structure of the peroxyacid produced is
  • Peroxyacid bleach precursor compounds are preferably incorporated at a level of from 0.5%) to 6% by weight, more preferably from 1% to 40 by weight, most preferably from 1.5% to 25 by weight of the compositions or component
  • Suitable peroxyacid bleach precursor compounds typically contain one or more N- or O-acyl groups, which precursors can be selected from a wide range of classes.
  • Suitable classes include anhydrides, esters, imides, lactams and acylated derivatives of imidazoles and oximes. Examples of useful materials within these classes are disclosed in GB-A-1586789.
  • Suitable esters are disclosed in GB-A-836988, 864798, 1147871, 2143231 and EP-A-0170386.
  • L group The leaving group, hereinafter L group, must be sufficiently reactive for the perhydrolysis reaction to occur within the optimum time frame (e.g., a wash cycle). However, if L is too reactive, this activator will be difficult to stabilize for use in a bleaching composition.
  • Preferred L groups are selected from the group consisting of:
  • R is an alkyl, aryl, or alkaryl group containing from 1 to 14 carbon atoms
  • R 3 is an alkyl chain containing from 1 to 8 carbon atoms
  • R 1 , R3 and R 4 may be substituted by essentially any functional group including, for example alkyl, hydroxy, alkoxy, halogen, amine, nitrosyl, amide and ammonium or alkyl ammmonium groups.
  • M is a cation which provides solubility to the bleach activator and X is an anion which provides solubility to the bleach activator.
  • M is an alkali metal, ammonium or substituted ammonium cation, with sodium and potassium being most preferred, and X is a halide, hydroxide, methylsulfate or acetate anion.
  • Alkyl percarboxylic acid bleach precursors form percarboxylic acids on perhydrolysis.
  • Preferred precursors of this type provide peracetic acid on perhydrolysis.
  • Preferred alkyl percarboxylic precursor compounds of the imide type include the N- ,N,NlNl tetra acetylated alkylene diamines wherein the alkylene group contains from 1 to 6 carbon atoms, particularly those compounds in which the alkylene group contains 1, 2 and 6 carbon atoms.
  • Tetraacetyl ethylene diamine (TAED) is particularly preferred.
  • the TAED is preferably not present in the agglomerated particle of the present invention, but preferably present in the detergent composition, comprising the particle.
  • alkyl percarboxylic acid precursors include sodium 3,5,5-tri-methyl hexanoyloxybenzene sulfonate (iso-NOBS), sodium nonanoyloxybenzene sulfonate (NOBS), sodium acetoxybenzene sulfonate (ABS) and pentaacetyl glucose.
  • Amide substituted alkyl peroxyacid precursor compounds are suitable herein, including those of the following general formulae:
  • Rl is an alkyl group with from 1 to 14 carbon atoms
  • R - is an alkylene group containing from 1 to 14 carbon atoms
  • R ⁇ is H or an alkyl group containing 1 to 10 carbon atoms and L can be essentially any leaving group.
  • Amide substituted bleach activator compounds of this type are described in EP-A-0170386.
  • Perbenzoic acid precursor compounds provide perbenzoic acid on perhydrolysis.
  • Suitable O-acylated perbenzoic acid precursor compounds include the substituted and unsubstituted benzoyl oxybenzene sulfonates, and the benzoylation products of sorbitol, glucose, and all saccharides with benzoylating agents, and those of the imide type including N-benzoyl succinimide, tetrabenzoyl ethylene diamine and the N- benzoyl substituted ureas.
  • Suitable imidazole type perbenzoic acid precursors include N-benzoyl imidazole and N-benzoyl benzimidazole.
  • Other useful N-acyl group- containing perbenzoic acid precursors include N-benzoyl pyrrolidone, dibenzoyl taurine and benzoyl pyroglutamic acid.
  • Cationic peroxyacid precursor compounds produce cationic peroxyacids on perhydrolysis.
  • cationic peroxyacid precursors are formed by substituting the peroxyacid part of a suitable peroxyacid precursor compound with a positively charged functional group, such as an ammonium or alkyl ammmonium group, preferably an ethyl or methyl ammonium group.
  • Cationic peroxyacid precursors are typically present in the solid detergent compositions as a salt with a suitable anion, such as a halide ion.
  • the peroxyacid precursor compound to be so cationically substituted may be a perbenzoic acid, or substituted derivative thereof, precursor compound as described hereinbefore.
  • the peroxyacid precursor compound may be an alkyl percarboxylic acid precursor compound or an amide substituted alkyl peroxyacid precursor as described hereinafter.
  • Cationic peroxyacid precursors are described in U.S. Patents 4,904,406; 4,751,015; 4,988,451; 4,397,757; 5,269,962; 5,127,852; 5,093,022; 5, 106,528; U.K. 1,382,594; EP 475,512, 458,396 and 284,292; and in JP 87-318,332.
  • Suitable cationic peroxyacid precursors include any of the ammonium or alkyl ammonium substituted alkyl or benzoyl oxybenzene sulfonates, N-acylated caprolactams, and monobenzoyltetraacetyl glucose benzoyl peroxides.
  • Preferred cationic peroxyacid precursors of the N-acylated caprolactam class include the trialkyl ammonium methylene benzoyl caprolactams and the trialkyl ammonium methylene alkyl caprolactams.
  • precursor compounds of the benzoxazin-type as disclosed for example in EP-A-332,294 and EP-A-482,807, particularly those having the formula:
  • R is H, alkyl, alkaryl, aryl, or arylalkyl.
  • the organic peroxyacid bleaching system may contain, in addition to, or as an alternative to, an organic peroxyacid bleach precursor compound, a preformed organic peroxyacid , typically at a level of from 1% to 15% by weight, more preferably from 1% to 10% by weight of the composition.
  • a preferred class of organic peroxyacid compounds are the amide substituted compounds of the following general formulae:
  • R 5 O O wherein Rl is an alkyl, aryl or alkaryl group with from 1 to 14 carbon atoms, R? is an alkylene, arylene, and alkarylene group containing from 1 to 14 carbon atoms, and R-5 is H or an alkyl, aryl, or alkaryl group containing 1 to 10 carbon atoms.
  • Amide substituted organic peroxyacid compounds of this type are described in EP-A- 0170386.
  • organic peroxyacids include diacyl and tetraacylperoxides, especially diperoxydodecanedioc acid, diperoxytetradecanedioc acid and diperoxyhexadecanedioc acid.
  • diacyl and tetraacylperoxides especially diperoxydodecanedioc acid, diperoxytetradecanedioc acid and diperoxyhexadecanedioc acid.
  • Mono- and diperazelaic acid, mono- and diperbrassylic acid and N-phthaloylaminoperoxicaproic acid are also suitable herein.
  • the component of the invention or the cleaning compositions containing the component of the invention preferably contain as an optional component a heavy metal ion sequestrant.
  • heavy metal ion sequestrant it is meant herein components which act to sequester (chelate) heavy metal ions. These components may also have calcium and magnesium chelation capacity, but preferentially they show selectivity to binding heavy metal ions such as iron, manganese and copper.
  • Heavy metal ion sequestrants are generally present at a level of from 0.005% to 20%, preferably from 0.1% to 10%, more preferably from 0.25% to 7.5% and most preferably from 0.5% to 5% by weight of the compositions or component
  • Suitable heavy metal ion sequestrants for use herein include organic phosphonates, such as the amino alkylene poly (alkylene phosphonates), alkali metal ethane 1- hydroxy disphosphonates and nitrilo trimethylene phosphonates.
  • organic phosphonates such as the amino alkylene poly (alkylene phosphonates), alkali metal ethane 1- hydroxy disphosphonates and nitrilo trimethylene phosphonates.
  • Preferred among the above species are diethylene triamine penta (methylene phosphonate), ethylene diamine tri (methylene phosphonate) hexamethylene diamine tetra (methylene phosphonate) and hydroxy-ethylene 1,1 diphosphonate.
  • Suitable heavy metal ion sequestrant for use herein include nitrilotriacetic acid and polyaminocarboxylic acids such as ethylenediaminotetracetic acid, ethylenetriamine pentacetic acid, ethylenediamine disuccinic acid, ethylenediamine diglutaric acid, 2-hydroxypropylenediamine disuccinic acid or any salts thereof.
  • Suitable heavy metal ion sequestrants for use herein are iminodiacetic acid derivatives such as 2-hydroxyethyl diacetic acid or glyceryl imino diacetic acid, described in EP-A-317,542 and EP-A-399,133.
  • iminodiacetic acid-N-2- hydroxypropyl sulfonic acid and aspartic acid N-carboxymethyl N-2-hydroxypropyl- 3-sulfonic acid sequestrants described in EP-A-516,102 are also suitable herein.
  • EP-A-476,257 describes suitable amino based sequestrants.
  • EP-A-510,331 describes suitable sequestrants derived from collagen, keratin or casein.
  • EP-A-528,859 describes a suitable alkyl iminodiacetic acid sequestrant. Dipicolinic acid and 2- phosphonobutane-l,2,4-tricarboxylic acid are alos suitable. Glycinamide-N,N'- disuccinic acid (GADS), ethylenediamine-N-N'-diglutaric acid (EDDG) and 2- hydroxypropylenediamine-N-N'-disuccinic acid (HPDDS) are also suitable.
  • Glycinamide-N,N'- disuccinic acid (GADS) ethylenediamine-N-N'-diglutaric acid (EDDG) and 2- hydroxypropylenediamine-N-N'-disuccinic acid (HPDDS) are also suitable.
  • Another preferred ingredient useful in the component of the invention or the cleaning compositions containing the component of the invention is one or more additional enzymes.
  • Preferred additional enzymatic materials include the commercially available lipases, cutinases, amylases, neutral and alkaline proteases, esterases, cellulases, pectinases, lactases and peroxidases conventionally incorporated into detergent compositions. Suitable enzymes are discussed in US Patents 3,519,570 and 3,533,139.
  • protease enzymes include those sold under the tradenames Alcalase, Savinase, Primase, Durazym, and Esperase by Novo Industries A/S (Denmark), those sold under the tradename Maxatase, Maxacal and Maxapem by Gist-Brocades, those sold by Genencor International, and those sold under the tradename Opticlean and Optimase by Solvay Enzymes.
  • Protease enzyme may be incorporated into the compositions in accordance with the invention at a level of from 0.0001% to 20%) of active enzyme by weight of the composition or component
  • Preferred amylases include, for example, ⁇ -amylases obtained from a special strain of B licheniformis, described in more detail in GB-1,269,839 (Novo).
  • Preferred commercially available amylases include for example, those sold under the tradename Rapidase by Gist-Brocades, and those sold under the tradename Termamyl and BAN by Novo Industries A/S.
  • Amylase enzyme may be incorporated into the composition in accordance with the invention at a level of from 0.0001% to 2% active enzyme by weight of the composition.
  • Lipolytic enzyme may be present at levels of active lipolytic enzyme of from 0.0001% to 12%) by weight, preferably 0.001% to 10% by weight of the component, and most preferably from 0.001% to 03% by weight of the compositions.
  • the lipase may be fungal or bacterial in origin being obtained, for example, from a lipase producing strain ofHumicola sp., Thermomvces sp. or Pseudomonas sp. including Pseudomonas pseudoalcaligenes or Pseudomas fluorescens. Lipase from chemically or genetically modified mutants of these strains are also useful herein.
  • a preferred lipase is derived from Pseudomonas pseudoalcaligenes, which is described in Granted European Patent, EP-B-0218272.
  • Another preferred lipase herein is obtained by cloning the gene from Humicola lanuginosa and expressing the gene in Aspergillus oryza. as host, as described in European Patent Application, EP-A-0258 068, which is commercially available from Novo Industri A/S, Bagsvaerd, Denmark, under the trade name Lipolase. This lipase is also described in U.S. Patent 4,810,414, Huge-Jensen et al, issued March 7, 1989.
  • Organic polymeric compounds are preferred additional components of the foaming component of the invention or the cleaning compositions containing the component of the invention, and are preferably present as components of any particulate components where they may act such as to bind the particulate component together.
  • organic polymeric compound it is meant herein essentially any polymeric organic compound commonly used as dispersants, and anti-redeposition and soil suspension agents in detergent compositions, including any of the high molecular weight organic polymeric compounds described as clay flocculating agents herein.
  • Organic polymeric compound is typically incorporated in the detergent compositions of the invention at a level of from 0.1% to 60%, preferably from 0.5% to 25%, most preferably from 1% to 15% by weight of the compositions or compoennt.
  • organic polymeric compounds include the water soluble organic 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.
  • salts are polyacrylates of MWt 2000-5000 and their copolymers with maleic anhydride, such copolymers having a molecular weight of from 20,000 to 100,000, especially 40,000 to 80,000.
  • polyamino compounds are useful herein including those derived from aspartic acid such as those disclosed in EP-A-305282, EP-A-305283 and EP-A-351629.
  • Terpolymers containing monomer units selected from maleic acid, acrylic acid, polyaspartic acid and vinyl alcohol, particularly those having an average molecular weight of from 5,000 to 10,000, are also suitable herein.
  • organic polymeric compounds suitable for incorporation in the detergent compositions herein include cellulose derivatives such as methylcellulose, carboxymethylcellulose, hydroxypropylmethylcellulose and hydroxyethylcellulose.
  • Another organic compound which is a preferred clay dispersant anti-redeposition agent, for use herein, can be the ethoxylated cationic monoamines and diamines of the formula:
  • X is a nonionic group selected from the group consisting of H, C1-C4 alkyl or hydroxyalkyl ester or ether groups, and mixtures thereof
  • a is from 0 to 20, preferably from 0 to 4 (e.g. ethylene, propylene, hexamethylene)
  • Other dispersants/ anti-redeposition agents for use herein are described in EP-B- 011965 and US 4,659,802 and US 4,664,848.
  • the foaming component or the cleaning compositions may contain a clay softening system comprising a clay mineral compound and optionally a clay flocculating agent.
  • the clay mineral compound is preferably a smectite clay compound.
  • Smectite clays are disclosed in the US Patents No.s 3,862,058, 3,948,790, 3,954,632 and 4,062,647.
  • European Patents No.s EP-A-299,575 and EP-A-313,146 in the name of the Procter and Gamble Company describe suitable organic polymeric clay flocculating agents.
  • the foaming component or the cleaning compositions herein may also comprise from 0.01%) to 10 %, preferably from 0.05% to 0.5% by weight of polymeric dye transfer inhibiting agents.
  • the polymeric dye transfer inhibiting agents are preferably selected from polyamine N-oxide polymers, copolymers of N-vinylpyrrolidone and N-vinylimidazole, polyvinylpyrrolidonepolymers or combinations thereof.
  • Polyamine N-oxide polymers suitable for use herein contain units having the following structure formula : P
  • A is NC, CO, C, -O-, -S-, -N-; x is O or 1;
  • R are aliphatic, ethoxylated aliphatics, aromatic, heterocyclic or alicyclic groups or any combination thereof whereto the nitrogen of the N-O group can be attached or wherein the nitrogen of the N-O group is part of these groups.
  • the N-O group can be represented by the following general structures :
  • Rl, R2, and R3 are aliphatic groups, aromatic, heterocyclic or alicyclic groups or combinations thereof, x or/and y or/and z is 0 or 1 and wherein the nitrogen of the N-O group can be attached or wherein the nitrogen of the N-O group forms part of these groups.
  • the N-O group can be part of the polymerisable unit (P) or can be attached to the polymeric backbone or a combination of both.
  • Suitable polyamine N-oxides wherein the N-O group forms part of the polymerisable unit comprise polyamine N-oxides wherein R is selected from aliphatic, aromatic, alicyclic or heterocyclic groups.
  • R is selected from aliphatic, aromatic, alicyclic or heterocyclic groups.
  • One class of said polyamine N-oxides comprises the group of polyamine N-oxides wherein the nitrogen of the N-O group forms part of the R-group.
  • Preferred polyamine N-oxides are those wherein R is a heterocyclic group such as pyrridine, pyrrole, imidazole, pyrrolidine, piperidine, quinoline, acridine and derivatives thereof.
  • polyamine N-oxides are the polyamine oxides whereto the N-O group is attached to the polymerisable unit.
  • a preferred class of these polyamine N-oxides comprises the polyamine N-oxides having the general formula (I) wherein R is an aromatic,heterocyclic or alicyclic groups wherein the nitrogen of the N-O functional group is part of said R group.
  • R is an aromatic,heterocyclic or alicyclic groups wherein the nitrogen of the N-O functional group is part of said R group.
  • examples of these classes are polyamine oxides wherein R is a heterocyclic compound such as pyrridine, pyrrole, imidazole and derivatives thereof.
  • the polyamine N-oxides can be obtained in almost any degree of polymerisation.
  • the degree of polymerisation is not critical provided the material has the desired water-solubility and dye-suspending power.
  • the average molecular weight is within the range of 500 to 1000,000.
  • Suitable herein are coploymers of N-vinylimidazole and N-vinylpyrrolidone having an average molecular weight range of from 5,000 to 50,000.
  • the preferred copolymers have a molar ratio of N-vinylimidazole to N-vinylpyrrolidone from 1 to 0.2.
  • the components or the compositions herein may also utilize polyvinylpyrrolidone ("PVP") having an average molecular weight of from 2,500 to 400,000.
  • PVP polyvinylpyrrolidone
  • Suitable polyvinylpyrrolidones are commercially vailable from ISP Corporation, New York, NY and Montreal, Canada under the product names PVP K-15 (viscosity molecular weight of 10,000), PVP K-30 (average molecular weight of 40,000), PVP K-60 (average molecular weight of 160,000), and PVP K-90 (average molecular weight of 360,000).
  • PVP K-15 is also available from ISP Corporation.
  • Other suitable polyvinylpyrrolidones which are commercially available from BASF Cooperation include Sokalan HP 165 and Sokalan HP 12.
  • compositions herein may also utilize polyvinyloxazolidones as polymeric dye transfer inhibiting agents.
  • Said polyvinyloxazolidones have an average molecular weight of from 2,500 to 400,000.
  • compositions herein may also utilize polyvinylimidazole as polymeric dye transfer inhibiting agent.
  • Said polyvinylimidazoles preferably have an average molecular weight of from 2,500 to 400,000.
  • the foaming component or cleaning compositions herein also optionally contain from about 0.005%) to 5% by weight of certain types of hydrophilic optical brighteners.
  • Hydrophilic optical brighteners useful herein include those having the structural formula:
  • Ri is selected from anilino, N-2-bis-hydroxyethyl and NH-2-hydroxyethyl
  • R2 is selected from N-2-bis-hydroxyethyl, N-2-hydroxyethyl-N-methylamino, morphilino, chloro and amino
  • M is a salt-forming cation such as sodium or potassium.
  • R ⁇ is anilino
  • R2 is N-2-bis-hydroxyethyl and M is a cation such as sodium
  • the brightener is 4,4',-bis[(4-anilino-6-(N-2-bis-hydroxyethyl)- s-triazine-2-yl)amino]-2,2'-stilbenedisulfonic acid and disodium salt.
  • This particular brightener species is commercially marketed under the tradename Tinopal-UNPA-GX by Ciba-Geigy Corporation. Tinopal-UNPA-GX is the preferred hydrophilic optical brightener useful in the detergent compositions herein.
  • R ⁇ is anilino
  • R2 is N-2-hydroxyethyl-N-2-methylami o
  • M is a cation such as sodium
  • the brightener is 4,4'-bis[(4-anilino-6-(N-2- hydroxyethyl-N-methylamino)-s-triazine-2-yl)amino]2,2'-stilbenedisulfonic acid disodium salt.
  • This particular brightener species is commercially marketed under the tradename Tinopal 5BM-GX by Ciba-Geigy Corporation.
  • R ⁇ is anilino
  • R2 is morphilino
  • M is a cation such as sodium
  • the brightener is 4,4'-bis[(4-anilino-6-mo ⁇ hilino-s-triazine-2-yl)amino]2,2'- stilbenedisulfonic acid, sodium salt.
  • This particular brightener species is commercially marketed under the tradename Tinopal AMS-GX by Ciba Geigy Corporation.
  • Cationic fabric softening agents can also be incorporated into the component of the invention or in compositions containing the component in accordance with the present invention.
  • Suitable cationic fabric softening agents include the water insoluble O 98/46715 PCT/IB98/0056 ⁇ ---
  • Cationic fabric softening agents are typically incorporated at total levels of from 0.5%) to 15%) by weight, normally from 1% to 5% by weight.
  • compositions herein of include highly preferably perfumes, bleach catalysts, colours and filler salts, with sodium sulfate being a preferred filler salt.
  • the present foaming component or the cleaning compositions can have an acidic, neutral or an alkaline pH, depending on the application or the additional ingredients comprised in the component or composition.
  • the component or the compositions herein have a pH measured as a 1% solution in distilled water, of from 3 to 13.5, preferably least 4.0, preferably from to 12.5, most preferably from 5 to 12.0.
  • the cleaning compositions comprising the component, can be made via a variety of methods, including dry-mixing, extruding, compressing and agglomerating of the various components comprised in the detergent composition.
  • the foaming component of the invention can be present in the cleaning compositions as a separate component of the composition, or can be part of or added to other components or compounds of the compositions.
  • the cleaning compositions can take a variety of physical forms including granular, extrudates tablet or bar forms.
  • the cleaning compositions are particularly the so- called concentrated granular detergent compositions adapted to be added to a washing machine by means of a dispensing drawer or by means of a dispensing device placed in the machine drum with the soiled fabric load.
  • the mean particle size of the base composition of granular cleaning compositions containing the foaming composition in accordance with the invention can be from 0.1 mm to 5.0 mm, but it should preferably be such that no more that 5% of particles are greater than 2.5mm in diameter, or even 1.7mm and that not more than 5% of particles are less than 0.15mm in diameter.
  • mean particle size as defined herein is calculated by sieving a sample of the composition into a number of fractions (typically 5 fractions) on a series of Tyler sieves. The weight fractions thereby obtained are plotted against the aperture size of the sieves. The mean particle size is taken to be the aperture size through which 50% by weight of the sample would pass.
  • the bulk density of granular cleaning or detergent compositions containing the particulate composition in accordance with the present invention typically have a bulk density of at least 300 g/litre, more preferably from 500 g/litre or even 650g/litre to 1200 g/litre, more preferably to 850 g/litre.
  • Bulk density is measured by means of a simple funnel and cup device consisting of a conical funnel moulded rigidly on a base and provided with a flap valve at its lower extremity to allow the contents of the funnel to be emptied into an axially aligned cylindrical cup disposed below the funnel.
  • the funnel is 130 mm high and has internal diameters of 130 mm and 40 mm at its respective upper and lower extremities.
  • the cup It is mounted so that the lower extremity is 140 mm above the upper surface of the base.
  • the cup has an overall height of 90 mm, an internal height of 87 mm and an internal diameter of 84 mm. Its nominal volume is 500 ml.
  • the funnel is filled with powder by hand pouring, the flap valve is opened and powder allowed to overfill the cup.
  • the filled cup is removed from the frame and excess powder removed from the cup by passing a straight edged implement eg; a knife, across its upper edge.
  • the filled cup is then weighed and the value obtained for the weight of powder doubled to provide a bulk density in g/litre. Replicate measurements are made as required.
  • the composition is preferably soluble in cold or cool water, i.e. the composition readily dissolves/disperses in water at a temperature between about 0 C and 32.2 C, preferably between about 1.6°C and 10 C.
  • Machine laundry methods herein typically comprise treating soiled laundry with an aqueous wash solution in a washing machine having dissolved or dispensed therein an effective amount of a machine laundry components of the invention or composition comprising the foaming component of the invention.
  • an effective amount of the detergent composition it is meant from 40g to 300g of product dissolved or dispersed in a wash solution of volume from 5 to 65 litres, as are typical product dosages and wash solution volumes commonly employed in conventional machine laundry methods.
  • Nai2(A102Si ⁇ 2)i2* 27H2O having a primary particle size in the range from 0.1 to 10 micrometers
  • Zeolite A II overdried Zeolite A I NaSKS-6 Crystalline layered silicate of formula ⁇ -Na2Si2 ⁇ 5 Citric acid I Anhydrous citric acid Citric acid II Citric acid monohydrate Malic acid Anhydrous malic acid Maleic acid Anhydrous maleic acid Aspartic acid Anhydrous aspartic acid Carbonate I Anhydrous sodium carbonate with an average particle size between 200 ⁇ m and 900 ⁇ m
  • Carbonate II Anhydrous sodium carbonate with an average particle size between lOO ⁇ m and 200 ⁇ m
  • Bicarbonate Anhydrous sodium bicarbonate with a particle size distribution between 400 ⁇ m and 1200 ⁇ m
  • Silicate Amorphous Sodium Silicate Si ⁇ 2-Na2 ⁇ ; 2.0 ratio
  • NAC-OBS Nonanamido caproyl oxybenzene sulfonate in the form of the sodium salt.
  • NACA 6 nonylamino - 6 oxo - capronic acid NACA 6 nonylamino - 6 oxo - capronic acid.
  • Brightener 1 Disodium 4,4'-bis(2-sulphostyryl)biphenyl
  • Brightener 2 Disodium 4,4'-bis(4-anilino-6-morpholino- 1.3.5-triazin- 2-yl)amino) stilbene-2:2'-disulfonate.
  • SRP 2 Diethoxylated poly (1, 2 propylene terephtalate) short block polymer Silicone antifoam Polydimethylsiloxane foam controller with siloxane- oxyalkylene copolymer as dispersing agent with a ratio of said foam controller to said dispersing agent of 10: 1 to 100:1.
  • the particulate components of the invention can be made by any method known in the art for formation of particles, as described above.
  • the following particulate components are formed by formation of a melt of the substantially anhydrous stabilising agent, and addition of the melt to a premix of the other component to the melt, mixing the ingredients thoroughly, whereafter the melt is solidified.

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Abstract

La présente invention concerne un composant moussant sensiblement anhydre, capable de former de la mousse ou de l'écume sans agitation et comprenant, étroitement mélangés, un composant d'effervescence capable de produire un gaz lorsqu'il entre en contact avec l'eau et un composant de surface actif sensiblement anhydre capable de réduire la tension superficielle. Les compositions de la présente invention sont particulièrement utiles dans les compositions de nettoyage solides, les compositions pharmaceutiques solides, les produits alimentaires solides et les produits solides destinés à la préparation de boissons.
PCT/IB1998/000560 1997-04-14 1998-04-14 Composant moussant WO1998046715A1 (fr)

Priority Applications (5)

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JP54366598A JP2002503266A (ja) 1997-04-14 1998-04-14 発泡成分
BR9808551-4A BR9808551C1 (pt) 1997-04-14 1998-04-14 Componente espumante
CA002287000A CA2287000A1 (fr) 1997-04-14 1998-04-14 Composant moussant
EP98910944A EP0975723A1 (fr) 1997-04-14 1998-04-14 Composant moussant
AU65149/98A AU6514998A (en) 1997-04-14 1998-04-14 Foaming component

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP97870048.2 1997-04-14
EP97870048A EP0872544A1 (fr) 1997-04-14 1997-04-14 Granules secs effervescents et les compositions granulaires les contenant
GB9804461A GB2334962A (en) 1998-03-03 1998-03-03 Foaming component
GB9804461.3 1998-03-03

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001030953A1 (fr) * 1999-10-28 2001-05-03 The Procter & Gamble Company Compositions detergentes
US6699828B1 (en) 1999-06-28 2004-03-02 The Procter & Gamble Company Aqueous liquid detergent compositions comprising an effervescent system
GB2400108A (en) * 2003-02-14 2004-10-06 Mcbride Robert Ltd Effervescent tablets
US9636284B2 (en) 2010-03-31 2017-05-02 Johnson & Johnson Consumer Inc. Oral care compositions
US9789216B2 (en) 2012-12-14 2017-10-17 Saban Ventures Pty Limited Synergistic disinfection enhancement
US10206404B2 (en) 2012-12-14 2019-02-19 Saban Ventures Pty Limited Disinfectant
EP1693441B2 (fr) † 2005-02-21 2019-11-06 The Procter & Gamble Company Composition détergente lessivielle particulaire comprenant un agent détersif tensio-actif, du carbonate et un agent de blanchiment fluorescent
US11219594B2 (en) 2015-12-12 2022-01-11 Steerlife India Private Limited Effervescent compositions of metformin and processes for preparation thereof
US11576855B2 (en) 2014-09-17 2023-02-14 Steerlife India Private Limited Effervescent composition and method of making it

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007005207A1 (fr) * 2005-06-29 2007-01-11 The Procter & Gamble Company Utilisation d'un produit effervescent pour le nettoyage a la main de vaisselle sale
JP5122912B2 (ja) * 2007-10-25 2013-01-16 サントリーホールディングス株式会社 炭酸飲料の製造方法
CN104263537B (zh) * 2014-09-16 2018-05-01 益盐堂（应城）健康盐制盐有限公司 一种果蔬清洗盐及其制备方法
JP2018532502A (ja) * 2015-10-30 2018-11-08 ザ プロクター アンド ギャンブル カンパニー 直接的泡沫洗浄生成物を含む、食器を洗浄する方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1107824A (en) * 1964-06-16 1968-03-27 Mauvernay Roland Yves Effervescent enzyme compositions
US4252664A (en) * 1978-10-30 1981-02-24 Colgate-Palmolive Company Effervescent granules
US4919918A (en) * 1988-03-14 1990-04-24 Spectrum Consumer Products Co., Inc. Non-alcoholic mouthwash
WO1995020030A1 (fr) * 1994-01-25 1995-07-27 Unilever N.V. Co-granules et pastilles detergentes produites a l'aide desdits co-granules
WO1996002621A1 (fr) * 1994-07-19 1996-02-01 Crosfield Limited Procede pour preparer des co-granules, co-granules ainsi obtenus et leur utilisation comme constituant dans des compositions detergentes

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1107824A (en) * 1964-06-16 1968-03-27 Mauvernay Roland Yves Effervescent enzyme compositions
US4252664A (en) * 1978-10-30 1981-02-24 Colgate-Palmolive Company Effervescent granules
US4919918A (en) * 1988-03-14 1990-04-24 Spectrum Consumer Products Co., Inc. Non-alcoholic mouthwash
WO1995020030A1 (fr) * 1994-01-25 1995-07-27 Unilever N.V. Co-granules et pastilles detergentes produites a l'aide desdits co-granules
WO1996002621A1 (fr) * 1994-07-19 1996-02-01 Crosfield Limited Procede pour preparer des co-granules, co-granules ainsi obtenus et leur utilisation comme constituant dans des compositions detergentes

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6699828B1 (en) 1999-06-28 2004-03-02 The Procter & Gamble Company Aqueous liquid detergent compositions comprising an effervescent system
WO2001030953A1 (fr) * 1999-10-28 2001-05-03 The Procter & Gamble Company Compositions detergentes
GB2400108A (en) * 2003-02-14 2004-10-06 Mcbride Robert Ltd Effervescent tablets
EP1693441B2 (fr) † 2005-02-21 2019-11-06 The Procter & Gamble Company Composition détergente lessivielle particulaire comprenant un agent détersif tensio-actif, du carbonate et un agent de blanchiment fluorescent
US9636284B2 (en) 2010-03-31 2017-05-02 Johnson & Johnson Consumer Inc. Oral care compositions
US9789216B2 (en) 2012-12-14 2017-10-17 Saban Ventures Pty Limited Synergistic disinfection enhancement
US9872930B2 (en) 2012-12-14 2018-01-23 Saban Ventures Pty Limited Synergistic disinfection enhancement
US10206404B2 (en) 2012-12-14 2019-02-19 Saban Ventures Pty Limited Disinfectant
US11576855B2 (en) 2014-09-17 2023-02-14 Steerlife India Private Limited Effervescent composition and method of making it
US11219594B2 (en) 2015-12-12 2022-01-11 Steerlife India Private Limited Effervescent compositions of metformin and processes for preparation thereof

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BR9808551C1 (pt) 2002-03-05
AR011717A1 (es) 2000-08-30
CA2287000A1 (fr) 1998-10-22
CN1260827A (zh) 2000-07-19
BR9808551A (pt) 2000-05-23
AU6514998A (en) 1998-11-11
EP0975723A1 (fr) 2000-02-02
JP2002503266A (ja) 2002-01-29

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