EP1416040A1 - Wasserlösliche Builder von bestimmter Korngrösse in Wasch-und Reinigungsmitteln - Google Patents
Wasserlösliche Builder von bestimmter Korngrösse in Wasch-und Reinigungsmitteln Download PDFInfo
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- EP1416040A1 EP1416040A1 EP02024319A EP02024319A EP1416040A1 EP 1416040 A1 EP1416040 A1 EP 1416040A1 EP 02024319 A EP02024319 A EP 02024319A EP 02024319 A EP02024319 A EP 02024319A EP 1416040 A1 EP1416040 A1 EP 1416040A1
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- EP
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- Prior art keywords
- builder
- detergent
- cleaning agent
- acid
- water
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Classifications
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/12—Water-insoluble compounds
- C11D3/124—Silicon containing, e.g. silica, silex, quartz or glass beads
- C11D3/1246—Silicates, e.g. diatomaceous earth
- C11D3/1253—Layer silicates, e.g. talcum, kaolin, clay, bentonite, smectite, montmorillonite, hectorite or attapulgite
- C11D3/1273—Crystalline layered silicates of type NaMeSixO2x+1YH2O
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- 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
- C11D3/08—Silicates
-
- 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
- C11D3/37—Polymers
- C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3757—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions
- C11D3/3761—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions in solid compositions
Definitions
- the present invention relates to a washing or cleaning agent which contains a water-soluble builder, the builder of a particular one Has grain size distribution, with grain sizes from 0.2 mm to below 0.4 mm are excluded.
- Builders or cobuilder systems belong to the most important substance classes for the construction of detergents or cleaning agents. You meet in the Detergents or cleaning agents perform various tasks, among others the water softening, the strengthening of the washing effect, a Graying inhibition and dirt dispersion are. Furthermore the builders are to the alkalinity necessary for the washing process contribute to a high absorption capacity for surfactants and / or others Detergent additives show, improve the effectiveness of surfactants, they can also contribute to positive properties of Deliver solid products in powder form, for example structure formation and control of the dust problem. In some cases, the different requirements with only one builder component alone not meet, so in these cases on a system of builders and Cobuilder is used.
- water-insoluble builders based on phosphorus and / or Nitrogen has come under fire for ecological reasons, whereupon a change to three-dimensionally networked, water-insoluble Builders, e.g. B. zeolites.
- water-insoluble builders however, the phenomenon of undesirable occurs to an increased extent Incrustation that required the use of cobuilders.
- polymers are often used together with zeolites Polycarboxylates, in particular copolymers based on (meth) acrylic acid and maleic acid used together with soda. They are also common Complexing agent used.
- EP-A-0 444 415 describes a detergent with 0.5 to 60% by weight a builder, 5 to 50% by weight of a surfactant and others usual washing aids, the builder being an amorphous low-water sodium disilicate with a water content of 0.3 to 6% by weight represents.
- the production of these highly dehydrated amorphous disilicates takes place in a multi-stage process, which initially involves the production of a powdered amorphous sodium silicate with a water content of 15 provides up to 23 wt .-%.
- This material is used in a rotary kiln Flue gas treated at temperatures from 250 to 500 ° C. That from the Sodium disilicate emerging from the rotary kiln is removed using a mechanical crusher crushed to grain sizes of 0.1 to 12 mm and then grind to grain sizes from 2 to 400 ⁇ m.
- Patent applications WO 96/20269 and WO 97/34977 both describe amorphous alkali silicates containing ingredients of washing or Detergents, especially ingredients (e.g. Surfactants) in liquid form. In both applications, the Applying and granulating the silicates a relatively high Bulk density reached.
- ingredients e.g. Surfactants
- the application WO 00/37595 describes a common method Processing of amorphous sodium silicates with other ingredients from detergents or cleaning agents in which aqueous preparations of amorphous sodium silicate and a polymeric carboxylate together with other washing and / or cleaning agent ingredients in one Drying device are sprayed, at the same time with the Drying a granulation can take place, and the resultant basic detergent is then added, if necessary after adding more Ingredients, compacted.
- the detergents thus produced have comparable primary washing behavior an improved secondary Washability.
- the object of the present invention was to provide a detergent to provide that in an ecologically and economically improved manner less incrustation or reduced detergent residues having.
- a detergent or cleaning agent containing a water-soluble builder, characterized in that the builder has a grain size distribution, the grain sizes of 0.2 to less than 0.4 mm.
- a preferred grain size range for the use of the builder in Detergent is either a grain size range of up to 0.2 mm Grain size, or a grain size range of 0.4 to 3 mm, this two grain size fractions in the detergent also at the same time may occur.
- every type is suitable for use as a water-soluble builder suitable from water-soluble builder described so far, in particular amorphous alkali silicates, layered silicates, cogranulates from silicates with polymeric polycarboxylates, carbonate / silicate compounds, cogranulates Layered silicates / non-neutralized polycarboxylates.
- the water-soluble builders can be used alone or together with others Builder / co-builder substances are used, the builder substances in can be optimized in such a way that they have a high binding capacity for have divalent ions, e.g. Calcium ions and magnesium ions.
- the calcium ion concentration, such as also the magnesium ion concentration in the wash liquor due to the Use of suitable builder substances can be reduced. Does it come off water soluble builders e.g. B. silicate, in the wash liquor at low pH increases too quickly, so it can cause insoluble rainfall Calcium or magnesium silicate can be found on the laundry settles. For this reason, as already mentioned above, the pH kept in the wash liquor in the clearly alkaline range, moreover has been a high builder / cobuilder concentration in detergent used.
- cobuilders which may also be used as compounds with the water-soluble builder substances can be used for example polymeric polycarboxylates from polyacrylic acid or Poly (meth) acrylic acid, or copolymers of these two with any Molar masses, but especially with molar masses over 10,000 g / mol, preferably molar masses from 20,000 to 120,000 g / mol, particularly preferred with 30,000 to 80,000 g / mol.
- copolymeric carboxylates are those of acrylic acid or (meth) acrylic acid with maleic acid. As Copolymers of acrylic acid with maleic acid have been particularly suitable proven that 50 to 90 wt .-% acrylic acid and 50 to 10 wt .-% Contain maleic acid.
- polycarboxylates are not mandatory necessary, but in one embodiment the builder lies as Particle comprising silicate and polymeric polycarboxylate. On such builder is achieved by spraying an aqueous solution together of water glass / soda with polymeric polycarboxylate in a spray tower and then obtained drying. In another process variant can also use water-soluble alkali silicate together with the polymer can be sprayed and dried.
- the builder and the cobuilder can However, they are also available individually, i.e. not as a compound according to a further embodiment of the invention side by side in the Detergents or cleaning agents are used.
- the one obtained from the spray tower Primary good (builder or builder / cobuilder compound) can either be direct processed further, or if necessary e.g. granulated in a compactor and then e.g. in a hammer mill to the desired grain size be ground, with a subsequent to the manufacturing process Grain size from 0.2 to less than 0.4 mm from the product so produced is screened out before it is put into the detergent or cleaning agent is used.
- Cobuilders can include, for example, copolymers of ⁇ -olefins in the detergent and maleic acid, polyaspartic acid, iminodisuccinate or Carboxymethylinuline can be used.
- finely crystalline, synthetic and bound water-containing zeolite preferably zeolite A, X, Y and / or P, as well as crystalline layered silicates can be used, which are likewise preferably only present in small amounts.
- Suitable zeolites are also mixtures of A, X, Y and / or P.
- zeolite P for example, MAP (for example Doucil A24®, commercial product from Ineos) is particularly preferred.
- MAP for example Doucil A24®, commercial product from Ineos
- cocrystallized sodium / potassium aluminum silicate from zeolite A and zeolite X, which is commercially available as VEGOBOND AX® (commercial product from Condea Augusta SpA).
- the zeolite can be used as a spray-dried powder or as an undried stabilized suspension that is still moist from its production.
- the zeolite can contain minor additions of nonionic surfactants as stabilizers, for example 1 to 3% by weight, based on zeolite, of ethoxylated C 12 -C 18 fatty alcohols with 4 to 5 ethylene oxide groups or ethoxylated isotridecanols.
- Suitable zeolites have an average particle size of less than 10 ⁇ m (volume distribution; measurement method: Coulter Counter) and preferably contain 10 to 22% by weight of bound water.
- crystalline, layered sodium silicates corresponding to the general formula NaMSi x O 2x + 1 .yH 2 O, where M is sodium or hydrogen, x is a number from 1.9 to 4 and y is a number from 0 to 20, and preferred values for x 2, 3 or 4 are included in the means.
- Such crystalline layered silicates are described, for example, in European patent application EP-A-0 164 514.
- Preferred crystalline layered silicates of the formula given are those in which M is sodium6 and x is 2 or 3.
- both ⁇ - and ⁇ -sodium disiliates Na 2 Si 2 O 5 .yH 2 O are preferred.
- phosphate-containing builders can also be used,
- Zeolites as well as crystalline layered silicates and phosphates In the agents according to the invention, however, builders are only of of minor importance. In preferred embodiments of the Invention of these substances is less than 5% by weight in total contain. It may even be preferable if they are completely missing, Zeolites in particular often also as powdering agents mixed granules are used, and so in the agents to one may be included in small proportions, although their use as a builder was not intended.
- the agents according to the invention contain in preferred Embodiments also alkali carbonates, especially sodium carbonate, and alkali hydrogen carbonates and their mixed salts (sesquicarbonate). It is advantageous for the implementation of the invention if that Weight ratio of alkali carbonate to amorphous sodium silicate in Range 1: 100 to 10: 1, preferably 1:50 to 5: 1. In Embodiments according to the invention can be particularly advantageous be when the weight ratio of alkali carbonate to amorphous Sodium silicate is less than 1.
- organic builder substances can be contained in the agents according to the invention.
- Usable organic builders are, for example, the polycarboxylic acids which can be used in the form of their sodium salts, polycarboxylic acids being understood to mean those carboxylic acids which carry more than one acid function.
- these are citric acid, adipic acid, succinic acid, glutaric acid, malic acid, tartaric acid, maleic acid, fumaric acid, sugar acids, aminocarboxylic acids, nitrilotriacetic acid (NTA), methylglycine diacetate (MGDA), as long as such use is not objectionable for ecological reasons, and mixtures of these.
- Preferred salts are the salts of polycarboxylic acids such as citric acid, adipic acid, succinic acid, glutaric acid, tartaric acid, sugar acids and mixtures of these.
- the acids themselves can also be used.
- the acids typically also have the property of an acidifying component and thus also serve to set a lower and milder pH value of detergents or cleaning agents.
- Citric acid, succinic acid, glutaric acid, adipic acid, gluconic acid and any mixtures thereof can be mentioned in particular.
- Suitable builder substances are polyacetals, which can be obtained by reacting dialdehydes with polyolcarboxylic acids which have 5 to 7 carbon atoms and at least 3 hydroxyl groups, for example as described in European patent application EP-A-0 280 223.
- Preferred polyacetals are obtained from dialdehydes such as glyoxal, glutaraldehyde, terephthalaldehyde and mixtures thereof and from polyol carboxylic acids such as gluconic acid and / or glucoheptonic acid.
- Other suitable organic builder substances are dextrins, for example oligomers or polymers of carbohydrates, which can be obtained by partial hydrolysis of starches.
- the hydrolysis can be carried out by customary, for example acid or enzyme-catalyzed, processes. They are preferably hydrolysis products with average molecular weights in the range from 400 to 500,000 g / mol.
- DE dextrose equivalent
- Both maltodextrins with a DE between 3 and 20 and dry glucose syrups with a DE between 20 and 37 as well as so-called yellow dextrins and white dextrins with higher molar masses in the range from 2,000 to 30,000 g / mol can be used.
- a preferred dextrin is described in British patent application 94 19 091.
- the oxidized derivatives of such dextrins are their reaction products with oxidizing agents which are capable of oxidizing at least one alcohol function of the saccharide ring to the carboxylic acid function.
- Such oxidized dextrins and processes for their preparation are known, for example, from European patent applications EP-A-0 232 202, EP-A-0 427 349, EPO-A-0 472 042 and EP-A-0 542 496 and international patent applications WO 92 / 18542, WO 93/08251, WO 93/16110, WO 94/28030, WO 95/07303. WO 95/12619 and WO 95/20608 are known.
- An oxidized oligosaccharide according to German patent application DE-A-196 00 018 is also suitable.
- a product oxidized at C 6 of the saccharide ring can be particularly advantageous.
- Ethylene diamine N, N'-disuccinate (EDDS) the synthesis of which is described, for example, in US Pat. No. 3,158,615, is preferably used in the form of its sodium or magnesium salts.
- glycerol disuccinates and glycerol trisuccinates are also preferred in this context, as are described, for example, in US Pat. Nos. 4,524,009, 4,639,325, in European patent application EP-A-0 150 930 and in Japanese patent application JP 93/339896.
- Suitable amounts used in formulations containing zeolite and / or silicate are 3 to 15% by weight.
- Further useful organic cobuilders are, for example, acetylated hydroxycarboxylic acids or their salts, which may also be in lactone form and which contain at least 4 carbon atoms and at least one hydroxyl group and a maximum of two acid groups. Such cobuilders are described, for example, in international patent application WO 95/20029.
- Phosphonates are in particular hydroxyalkane or aminoalkanephosphonates. This is among the hydroxyalkane phosphonates 1-hydroxyethane-1,1-diphosphonate (HEDP) of particular importance as Co-builders. It is preferably used as the sodium salt, the Disodium salt neutral and the tetrasodium salt alkaline (pH 9) responding.
- Preferred aminoalkane phosphonates are ethylenediaminetetramethylenephosphonate (EDTMP), diethylene triamine pentamethylene phosphonate (DTPMP) and their higher homologues in question. They are preferably in Form of neutral sodium salts, e.g. B.
- cobuilders can be combined with one Proportion of up to 10% by weight, but preferably not more than 5% by weight, be included.
- the washing and cleaning agents according to the invention can in addition to mentioned builder substances in principle all known and in such Contain common ingredients.
- a first group are the anionic surfactants, which at least in Amounts of 0.5% by weight in the agents or Agents produced according to the invention should be included. For this count in particular sulfonates and sulfates, but also soaps.
- Preferred surfactants of the sulfonate type are C 9 -C 13 -alkylbenzenesulfonates, olefin sulfonates, ie mixtures of alkene and hydroxyalkanesulfonates and disulfonates, such as those obtained from C 12 to C 18 monoolefins with an end or internal double bond by sulfonation Gaseous sulfur trioxide and subsequent alkaline or acidic hydrolysis of the sulfonation products.
- alkanesulfonates obtained from C 10 -C 18 alkanes, for example by sulfochlorination or sulfoxidation with subsequent hydrolysis or neutralization.
- esters of ⁇ -sulfofatty acids are also suitable, z.
- esters of ⁇ -sulfofatty acids are also suitable, z.
- the ⁇ -sulfonated methyl esters of hydrogenated coconut, palm kernel or tallow fatty acids by ⁇ -sulfonation of the methyl ester of Fatty acids of plant and / or animal origin with 8 to 20 carbon atoms in the fatty acid molecule and subsequent neutralization to water-soluble Mono salts are made into consideration.
- ⁇ -sulfonated esters of the hydrogenated Coconut, palm, palm kernel or tallow fatty acids including sulfonation products of unsaturated fatty acids, for example oleic acid, in small amounts, preferably in amounts not above about 2 to 3 % By weight may be present.
- ⁇ -sulfofatty acid alkyl esters preferred which is an alkyl chain with no more than 4 carbon atoms have in the ester group, for example methyl esters, Ethyl ester, propyl ester and butyl ester.
- MES ⁇ -sulfofatty acids
- Suitable anionic surfactants are sulfonated fatty acid glycerol esters, which represent mono-, di- and triesters and their mixtures as they do in the production by esterification by a monoglycerol with 1 to 3 mol of fatty acid or in the transesterification of triglycerides with 0.3 to 2 mol of glycerol can be obtained.
- alk (en) yl sulfates the alkali and especially the sodium salts of the sulfuric acid half esters of C 10 -C 18 fatty alcohols, for example from coconut oil alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or the C 10 -C 20 oxo alcohols and those half-esters of secondary alcohols of this chain length are preferred. Also preferred are alk (en) yl sulfates of the chain length mentioned, which contain a synthetic, petrochemical-based straight-chain alkyl radical which have a degradation behavior analogous to that of the adequate compounds based on oleochemical raw materials.
- C 10 -C 16 alkyl sulfates and C 10 -C 15 alkyl sulfates and C 12 -C 15 alkyl sulfates are particularly preferred from a washing-technical point of view.
- 2,3-Alkyl sulfates which are produced, for example, according to US Pat. Nos. 3,234,258 or 5,075,041 and can be obtained as commercial products from the Shell Oil Company under the name DAN®, are also suitable anionic surfactants.
- the sulfuric acid monoesters of the straight-chain or branched C 7 -C 21 alcohols ethoxylated with 1 to 6 mol ethylene oxide such as 2-methyl branched C 9 -C 11 alcohols with an average of 3.5 mol ethylene oxide (E0) or C 12 -C 18 -Fatty alcohols with 1 to 4 E0 are suitable. Because of their high foaming behavior, they are used in detergents only in relatively small amounts, for example in amounts of 1 to 5% by weight.
- Preferred anionic surfactants are also the salts of alkylsulfosuccinic acid, which are also referred to as sulfosuccinates or as sulfosuccinic acid esters and which are monoesters and / or diesters of sulfosuccinic acid with alcohols, preferably fatty alcohols and in particular ethoxylated fatty alcohols.
- Preferred sulfosuccinates contain C 8 to C 18 fatty alcohol residues or mixtures thereof.
- Particularly preferred sulfosuccinates contain a fatty alcohol residue, which is derived from ethoxylated fatty alcohols, which in themselves are nonionic surfactants (description see below).
- sulfosuccinates the fatty alcohol residues of which are derived from ethoxylated fatty alcohols with a narrow homolog distribution, are particularly preferred. It is also possible to use alk (en) ylsuccinic acid with preferably 8 to 18 carbon atoms in the alk (en) yl chain or its salts, and also ether sulfates (alkylene oxide sulfates) with C 10-18 and 1-7E0.
- anionic surfactants are fatty acid derivatives of amino acids, for example of N-methyl taurine (tauride) and / or of N-methyl clycine (Sarcosides) into consideration.
- fatty acid derivatives of amino acids for example of N-methyl taurine (tauride) and / or of N-methyl clycine (Sarcosides) into consideration.
- tauride N-methyl taurine
- Sarcosides N-methyl clycine
- Soaps are particularly preferred as further anionic surfactants, preferably in amounts of 0.2 to 5 wt .-% into consideration.
- are particularly suitable saturated fatty acid soaps such as the salts of lauric acid, Myristic acid, palmitic acid, stearic acid, hydrogenated erucic acid and Beenic acid and in particular from natural fatty acids, e.g. B. coconut, Palm kernel or tallow fatty acids, derived soap mixtures.
- These soaps or as a substitute for soaps can also be used in the known Alkenyl succinic acid salts are used.
- anionic surfactants can be in the form of their sodium, Potassium or ammonium salts and as soluble salts of organic bases, such as mono-, di- or triethanolamine.
- anionic surfactants in the form of their sodium or potassium salts, in particular in the form of their sodium salts.
- the anionic surfactants are in the agents or are preferably used in the process according to the invention in amounts of 1 up to 30% by weight and in particular in amounts of 5 to 25% by weight.
- nonionic surfactants In addition to the anionic surfactants and the cationic, zwitterionic and amphoteric surfactants are preferred above all nonionic surfactants.
- the nonionic surfactants used are preferably alkoxylated, advantageously ethoxylated, in particular primary alcohols having preferably 8 to 18 carbon atoms and an average of 1 to 12 moles of ethylene oxide (E0) per mole of alcohol, in which the alcohol radical can be linear or preferably methyl-branched in the 2-position or can contain linear and methyl-branched radicals in the mixture, as are usually present in oxo alcohol radicals.
- the preferred ethoxylated alcohols include, for example, C 12 -C 14 alcohols with 3 E0 or 4 E0, C 9 -C 11 alcohols with 7 E0, C 13 -C 15 alcohols with 3 E0, 5 E0, 7 E0 or 8 E0, C 12 -C 18 alcohols with 3 E0, 5 E0 or 7 E0 and mixtures thereof, such as mixtures of C 12 -C 14 alcohol with 3 E0 and C 12 -C 18 alcohol with 7 E0.
- the degrees of ethoxylation given represent statistical averages, which can be an integer or a fraction for a specific product.
- Preferred alcohol ethoxylates have a narrow homolog distribution (narrow range ethoxylates, NRE).
- fatty alcohols with more than 12 E0 can also be used. Examples of these are (tallow) fatty alcohols with 14 E0, 16 E0, 20 E0, 25 E0, 30 E0 or 40 E0.
- the nonionic surfactants also include alkyl glycosides of the general formula RO (G) x, in which R denotes a primary straight-chain or methyl-branched, in particular methyl-branched aliphatic radical having 8 to 22, preferably 12 to 18, C atoms and G for one Glycose unit with 5 or 6 carbon atoms, preferably for glucose.
- R denotes a primary straight-chain or methyl-branched, in particular methyl-branched aliphatic radical having 8 to 22, preferably 12 to 18, C atoms and G for one Glycose unit with 5 or 6 carbon atoms, preferably for glucose.
- the degree of oligomerization x which indicates the distribution of monoglycosides and oligoglycosides, is an arbitrary number - which, as an analytically determinable variable, can also take fractional values - between 1 and 10; x is preferably 1.2 to 1.4.
- polyhydroxy fatty acid amides of the formula (I) in which R 1 CO is an aliphatic acyl radical having 6 to 22 carbon atoms, R 2 is hydrogen, an alkyl or hydroxyalkyl radical having 1 to 4 carbon atoms and [Z] is a linear or branched polyhydroxyalkyl radical with 3 to 10 carbon atoms and 3 to 10 hydroxyl groups:
- the polyhydroxy fatty acid amides are preferably derived from reducing sugars with 5 or 6 carbon atoms, in particular from glucose.
- the group of polyhydroxy fatty acid amides also includes compounds of the formula (II) in which R 3 represents a linear or branched alkyl or alkenyl radical having 7 to 12 carbon atoms, R 4 represents a linear, branched or cyclic alkylene radical or an arylene radical having 2 to 8 carbon atoms and R 5 represents a linear, branched or cyclic alkyl radical or Aryl radical or an oxyalkyl radical having 1 to 8 carbon atoms; where C 1 -C 4 alkyl or phenyl radicals are preferred, and [Z] stands for a polyhydroxyalkyl radical whose alkyl chain is substituted with at least two hydroxyl groups, or alkoxylated, preferably ethoxylated or propoxylated derivatives of this radical.
- [Z] is also preferably obtained here by reductive amination of a sugar such as glucose, fructose, maltose, lactose, galactose, mannose or xylose.
- a sugar such as glucose, fructose, maltose, lactose, galactose, mannose or xylose.
- the N-alkoxy- or N-aryloxy-substituted compounds can then, for example according to the teaching of international patent application WO 95/07331, be converted into the desired polyhydroxy fatty acid amides by reaction with fatty acid methyl esters in the presence of an alkoxide as catalyst.
- nonionic surfactants which are used either as the sole nonionic surfactant or in combination with other nonionic surfactants, in particular together with alkoxylated fatty alcohols and / or alkyl glycosides, are alkoxylated, preferably ethoxylated or ethoxylated and propoxylated, fatty acid alkyl esters, preferably with 1 to 4 carbon atoms in the alkyl chain, in particular fatty acid methyl esters, as described, for example, in Japanese patent application JP 58/217598 or which were preferably prepared by the process described in international patent application WO-A-90/13533.
- C 12 -C 18 fatty acid methyl esters with an average of 3 to 15 E0, in particular with an average of 5 to 12 E0, are preferred as nonionic surfactants, while, as described above, above all higher ethoxylated fatty acid methyl esters are advantageous as binders.
- C 12 -C 18 fatty acid methyl esters with 10 to 12 E0 can be used both as surfactants and as binders.
- nonionic surfactants of the amine oxide type for example N-cocoalkyl-N, N-dimethylamine oxide and N-tallow alkyl-N, N-dihydroxyethylamine oxide, and the fatty acid alkanol amide may be suitable.
- the amount these nonionic surfactants are preferably no more than that of the ethoxylated fatty alcohols, especially not more than half from that.
- gemini surfactants can be considered as further surfactants. These are generally understood to mean those compounds, the two have hydrophobic groups per molecule. These groups are usually separated from each other by a so-called "spacer". This spacer is usually a carbon chain that should be long enough that the hydrophilic groups have a sufficient distance so that they can act independently. Such surfactants stand out generally by an unusually low critical Micell concentration and the ability to control the surface tension of the Greatly reduce water from. In exceptional cases, however, are under the expression Gemini surfactants not only dimeric but also trimeric Understood surfactants.
- Suitable gemini surfactants are, for example, sulfated hydroxy mixed ethers according to German patent application DE-A-43 21 022 or Dimeral alcohol bis and trimeral cabbage tris sulfates and ether sulfates according to German patent application DE-A-195 03 061.
- End group sealed dimeric or trimeric mixed ethers according to German patent application DE-A-195 13 391 are particularly characterized by their bi- and multifunctionality out.
- the end groups capped have surfactants good wetting properties and are low-foaming, so that they are especially for use in machine washing or cleaning processes suitable.
- agents according to the invention can common ingredients in detergents or cleaning agents.
- bleaching agents that can be used are, for example, peroxypyrophosphates, peroxophthalates, citrate perhydrates and H 2 O 2 -producing peracid salts or peracids, such as perbenzoates, peroxophthalates, diperazelaic acid, phthaloiminoperic acid, phthalimidoperoxohexanoic acid (PAP), or diperdodecanedioic acid. Salts of peracids, such as peroxomonosulfate, can also be used.
- the bleaching agent content of the agents is 0 to 30% by weight and in particular 5 to 25% by weight, advantageously using perborate monohydrate, tetrahydrate, percarbonate or PAP.
- bleach activators can be incorporated into the preparations.
- these are N-acyl or O-acyl compounds which form organic peracids with H 2 O 2 , preferably multiply acylated alkylenediamines such as N, N'-tetraacylated diamines, acylated glucolurils, in particular tetraacetylglycoluril, N-acylated hydantoins, hydrazides, triazoles , triazines, urazoles, diketopiperazines, sulfuryl amides and cyanurates, also Carbonklareester as p- (alkanoyl) benzenesulfonate, in particular Natriumisononanoyloxybenzolsulfonat, and p- (alkenoyloxy) benzene sulphonates, further caprolactam derivatives, carboxylic acid an
- bleach activators are acetylated mixtures of sorbitol and mannitol, as are described, for example, in European patent application EP-A-0 525 239, and acetylated pentaerythritol.
- the bleach activators contain bleach activators in the usual range, preferably between 1 and 10% by weight and in particular between 3 and 8% by weight.
- bleach activators are N, N, N ', N'-tetraacetylethylene diamine (TAED), 1,5-diacetyl-2,4-dioxo-hexahydro-1,3,5-triazine (DADHT) and actylated sorbitol-mannitol mixtures (SORMAN).
- the Bleach activator can be coated with coating substances in a known manner or, if necessary, using auxiliaries, in particular methyl celluloses and / or carboxymethyl celluloses, granulated or extruded / pelleted have been and, if desired, other additives, for example dye.
- a bleach activator is preferably used, the forms peracetic acid under washing conditions.
- quaternized Aminoalkyl nitriles or acetonitrile derivatives can be used as bleach activators be used.
- Another preferred bleach activator is a Morpholinonitrilequat, or a quaternized glycine nitrile, as in EP 0 941 299.
- Transition metal compounds in question include in particular those German patent application DE 195 29 082 known manganese, iron, Cobalt, ruthenium or molybdenum salt complexes and their from German patent application DE 196 20 267 known N-analog compounds, the manganese known from German patent application DE 195 36 082, Iron, cobalt, ruthenium or molybdenum carbonyl complexes, which in the German patent application DE 196 05 688 manganese, iron, Cobalt, ruthenium, molybdenum, titanium, vanadium and copper complexes with nitrogen-containing tripod ligands, from the German patent application DE 196 20 411 known cobalt, iron, copper and ruthenium amine complexes, that in German patent application DE 44 16 438 manganese, copper and cobalt complexes described in the European patent application EP 0 272 030 described cobalt complexes, the manganese complexes known from European patent application EP 0 693 550, those known from
- Bleach-enhancing transition metal complexes especially with the central atoms Mn, Fe, Co, Cu, Mo, V, Ti and / or Ru, are in usual amounts, preferably in an amount up to 1% by weight, in particular from 0.0025% by weight to 0.25% by weight and particularly preferably from 0.01% by weight to 0.1% by weight, in each case based on entire means used.
- Enzymes which may be contained in agents according to the invention include Proteases, amylases, pullulanases, cellulases, cutinases and / or Lipases, for example proteases such as Properase®, Alcalase®, BLAP®, Optimase®, Opticlean®, Maxacal®, Maxapem®, Durazym®, Purafect® OxP, Esperase® and / or Savinase®, amylases such as Termamyl®, Amylase-LT®, Maxamyl®, Duramyl®, Purastar®, Kenzym®, Purastar® Ox Am, cellulases such as Celluzyme®, Carezyme®, KAC® and / or those from the international Patent applications WO 96/34108 and WO 96/34092 known cellulases and / or lipases such as Lipolase®, Lipomax®, Lumafast®, Lipoprime®, Lipex® and / or
- the enzymes used can be such.
- Quantities up to 10% by weight, in particular from 0.05% by weight to 5% by weight contain, with particular preference against oxidative degradation stabilized enzymes such as z. B. from the international Patent applications WO 94/02597, WO 94/02618, WO 94/18314, WO 94/23053 or WO 95/07350 are known can be used.
- the agents can also contain components which and positively influence fat washability from textiles. This The effect becomes particularly clear when a textile is soiled already several times with a detergent according to the invention, the contains this oil and fat-dissolving component, was washed.
- nonionic cellulose ethers such as methyl cellulose and methyl hydroxypropyl cellulose with a proportion of methoxy groups of 15 to 30% by weight and on hydroxypropoxyl groups from 1 to 15% by weight, in each case based on the nonionic cellulose ether
- those from the prior art known polymers of phthalic acid and / or terephthalic acid or their derivatives in particular polymers of ethylene terephthalates and / or polyethylene glycol terephthalates or anionic and / or nonionically modified derivatives of these.
- Particularly preferred from these are the sulfonated derivatives of phthalic acid and Terephthalic acid polymers.
- Suitable foam inhibitors are, for example, soaps of natural or synthetic origin, which have a high proportion of C 18 -C 24 fatty acids.
- Suitable non-surfactant-like foam inhibitors are, for example, organopolysiloxanes and their mixtures with microfine, optionally silanized silica, and paraffins, waxes, microcrystalline waxes and their mixtures with silanized silica or bistearylethylenediamide. Mixtures of different foam inhibitors are also used with advantages, e.g. B. from silicone, paraffins or waxes.
- the foam inhibitors are preferably silicone and / or paraffin-containing foam inhibitors, to a granular, water-soluble or dispersible carrier substance bound.
- the foam inhibitors are preferably silicone and / or paraffin-containing foam inhibitors, to a granular, water-soluble or dispersible carrier substance bound.
- Mixtures of paraffins and bistearylethylenediamides are preferred.
- Graying inhibitors have the task of removing the fiber Keep dirt suspended in the fleet and keep it moving to prevent the dirt.
- Water-soluble colloids are usually used for this suitable organic nature, for example the water-soluble salts polymeric carboxylic acids, glue, gelatin, salts of ether carboxylic acids or Ether sulfonic acids of starch or cellulose or salts of acid Sulfuric acid esters of cellulose or starch.
- water soluble, polyamides containing acidic groups are suitable for this purpose.
- Soluble starch preparations and others other than those above can also be used use mentioned starch products, e.g. B. degraded starch, Aldehyde starches, etc.
- Graying inhibitors are commonly used in Amounts of 0.1 to 5 wt .-%, based on the agent used.
- the invention Textile detergent formulation usual color transfer inhibitors in the amounts usual for this (about 0.1 to 2 wt .-%) contain.
- Color transfer inhibitors are, for example, homo- and Copolymers of vinyl pyrrolidone, vinyl imidazole, vinyl oxazolidone and 4-vinylpyridine-N-oxide with molecular weights from 15,000 to 100,000 and cross-linked, finely divided polymers based on these monomers used.
- the use of such polymers mentioned here is known see. DE-B 22 32 353, DE-A 28 14 287, DE-A 28 14 329 and DE-A 43 16 023.
- Farther cellulose ethers such as carboxymethyl cellulose (sodium salt) are preferred, Methyl cellulose, hydroxyalkyl cellulose and mixed ethers, such as Methylhydroxyethyl cellulose, methyl hydroxypropyl cellulose, Methyl carboxymethyl cellulose and mixtures thereof.
- the agents can, as optical brighteners, derivatives of diaminostilbenedisulfonic acid or their alkali metal salts.
- B Salts of 4,4'-bis (2-anilino-4-morpholino-1,3,5-triazinyl-6-amino) stilbene-2,2'-disulfonic acid or similar connections, which instead of the morpholino group is a diethanolamino group, a methylamino group, an anilino group or a 2-methoxyethylamino group wear.
- Brighteners of the type of substituted Diphenylstyryle be present, e.g. B.
- the agents can also do other things known, usually in washing, rinsing or cleaning agents additives used, for example small amounts of neutral Filling salts as well as colors and fragrances and opacifiers.
- the remaining washing, cleaning and other ingredients of the Detergents can be used as powder, granulate or cogranulate are, their particle size in a range of 1 to 2500 microns, is preferably from 5 to 1000 microns, or they can be used as a liquid component be added.
- the washing or cleaning agent according to the invention can be in the form of a powder Granules or as a compact, in addition, the washing or Detergent provided in the form of a pressed molded body become.
- a preferred pH range for using the builders with the one described here Grain size distribution is a range from pH 8 to pH 12.
- the enzyme performance of the proteases used is significantly improved by the builders of the particle size distribution according to the invention, so that an improvement in the washing result is also achieved in this regard.
- compositions compositions
- solubility of a detergent formulation can be assessed on the basis of the amount of residue.
- a good reference has no residues.
- the fibrous wool is one of the so-called keratins proteins essentially crosslinked by cysteine disulfide bridges represent.
- the basic building blocks of wool are amino acids that over Peptide bonds are linked together.
- the wool can be used as Substrate for the protease can be considered.
- the mining performance of the peptide-cleaving enzymes are determined gravimetrically and reflected indirectly the activity of the protease again.
- the protease activity will heavily influenced by builder performance. The better the builder acts, the faster and stronger the wool becomes from the protease decomposed.
- the test is carried out in the Linitest (laboratory tester), with eight Sample containers is equipped.
- a 10 * 10cm wool fabric is cut and labeled for each product.
- the wool is labeled with a sewn-on protease-stable Cotton fabric piece.
- the wool is washed with 200ml water (HBII) and 1g Test product washed. This process is repeated until in the Wool holes can be seen.
- HBII 200ml water
- 1g Test product washed. This process is repeated until in the Wool holes can be seen.
- After 5, 10, 15 and 20. laundry weighed dry, and the mass loss in Comparison to the respective initial value determined in%. Once a good one Differentiation is possible, washing can be stopped. In this The test was carried out on all test products 1% Everlase 12.0 T from Novo added.
- the formulations with the preferred builder fractions show a higher proteolytic activity and thus the more effective removal of Ca / Mg 2+ ions in the washing process (see table).
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Detergent Compositions (AREA)
Abstract
Description
Außerdem können auch phosphathaltige Builder eingesetzt werden,
Claims (12)
- Wasch- oder Reinigungsmittel, enthaltend einen wasserlöslichen Builder, dadurch gekennzeichnet, dass der Builder eine Korngrößenverteilung aufweist, die Korngrößen von 0,2 bis unter 0,4 mm ausschließt.
- Wasch- oder Reinigungsmittel nach Anspruch 1, dadurch gekennzeichnet, dass der Builder eine Korngröße von bis zu 0,2 mm und/oder von 0,4 bis 3 mm aufweist.
- Wasch- oder Reinigungsmittel nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass der wasserlösliche Builder ausgewählt ist aus amorphen Alkalisilicaten, Schichtsilicaten, Cogranulaten aus Silicaten mit polymeren Polycarboxylaten, Carbonat/Silicat-Compounds und Cogranulaten aus Schichtsilikaten / nicht neutralisierten Polycarboxylaten.
- Wasch- oder Reinigungsmittel nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass neben dem wasserlöslichen Builder noch weitere Builder- und/oder Cobuilder in dem Wasch- oder Reinigungsmittel vorliegen.
- Wasch- oder Reinigungsmittel nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die übrigen Wasch- und Reinigungsstoffe eine Partikelgröße von bis zu 2500 µm aufweisen und als Pulver, Granulat oder Cogranulat vorliegen.
- Wasch- oder Reinigungsmittel nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass das Wasch- oder Reinigungsmittel als Kompaktat vorliegt.
- Wasch- oder Reinigungsmittel nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass das Wasch- oder Reinigungsmittel in Form eines gepressten Formkörpers vorliegt.
- Verwendung eines wasserlöslichen Builders in einem Wasch- oder Reinigungsmittel, dadurch gekennzeichnet, dass der Builder in das Wasch- oder Reinigungsmittel in einer Korngrößenverteilung eingesetzt wird, die eine Korngröße von 0,2 bis unter 0,4 mm ausschließt.
- Verwendung nach Anspruch 8, dadurch gekennzeichnet, dass der Builder in einer Korngrößenverteilung eingesetzt wird, die Korngrößen von bis zu 0,2 mm und/oder von 0,4 mm bis 3 mm umfasst.
- Verwendung nach Anspruch 8 oder 9, dadurch gekennzeichnet, dass neben dem wasserlöslichen Builder noch weitere Builder/Cobuilder verwendet werden, gegebenenfalls auch als Cogranulat mit dem wasserlöslichen Builder.
- Verfahren zur Herstellung eines Wasch- oder Reinigungsmittels, dadurch gekennzeichnet, dass in das Wasch- oder Reinigungsmittel Builder mit einer Korngrößenverteilung von bis zu 0,2 mm und/oder von 0,4 bis 3 mm eingesetzt werden.
- Verwendung eines Wasch- oder Reinigungsmittels gemäß einem der Ansprüche 1 bis 7 in einem pH-Bereich für die Waschflotte von pH 8 bis pH 12.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT02024319T ATE372373T1 (de) | 2002-11-02 | 2002-11-02 | Wasserlösliche builder von bestimmter korngrösse in wasch-und reinigungsmitteln |
DE50210858T DE50210858D1 (de) | 2002-11-02 | 2002-11-02 | Wasserlösliche Builder von bestimmter Korngrösse in Wasch-und Reinigungsmitteln |
EP02024319A EP1416040B2 (de) | 2002-11-02 | 2002-11-02 | Wasserlösliche Builder von bestimmter Korngrösse in Wasch-und Reinigungsmitteln |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02024319A EP1416040B2 (de) | 2002-11-02 | 2002-11-02 | Wasserlösliche Builder von bestimmter Korngrösse in Wasch-und Reinigungsmitteln |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1416040A1 true EP1416040A1 (de) | 2004-05-06 |
EP1416040B1 EP1416040B1 (de) | 2007-09-05 |
EP1416040B2 EP1416040B2 (de) | 2013-03-13 |
Family
ID=32087992
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02024319A Expired - Lifetime EP1416040B2 (de) | 2002-11-02 | 2002-11-02 | Wasserlösliche Builder von bestimmter Korngrösse in Wasch-und Reinigungsmitteln |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1416040B2 (de) |
AT (1) | ATE372373T1 (de) |
DE (1) | DE50210858D1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7947642B2 (en) | 2006-10-16 | 2011-05-24 | The Procter & Gamble Company | Spray-drying process for preparing a low density, low builder, highly water-soluble spray-dried detergent powder |
US8080509B2 (en) | 2006-10-16 | 2011-12-20 | The Procter & Gamble Company | Low-builder, highly water-soluble, low-density solid laundry detergent composition |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0110588A1 (de) * | 1982-11-05 | 1984-06-13 | Unilever Plc | Frei fliessende Detergenspulver |
EP0444415A1 (de) * | 1990-02-15 | 1991-09-04 | Hoechst Aktiengesellschaft | Teilentwässertes Disilikat enthaltendes Waschmittel |
EP0456315A2 (de) * | 1990-05-08 | 1991-11-13 | The Procter & Gamble Company | Niedrig-pH-Waschmittelgranulate enthaltend Aluminiumsilikat, Zitronensäure und Carbonatbuilder |
EP0692453A1 (de) * | 1994-07-14 | 1996-01-17 | Tokuyama Corporation | Amorphes Natriumsilikatpulver |
WO1996038525A1 (en) * | 1995-05-31 | 1996-12-05 | The Procter & Gamble Company | Cleaning compositions containing a crystalline builder material in selected particle size ranges for improved performance |
EP0767238A1 (de) * | 1994-06-15 | 1997-04-09 | Kao Corporation | Verfahren zur herstellung von feinteiligen festen bilderpartikeln |
EP0853118A1 (de) * | 1997-01-13 | 1998-07-15 | Henkel Kommanditgesellschaft auf Aktien | Verfahren zur Herstellung aniontensidhaltiger wasch- und reinigungsaktiver Tensidgranulate |
EP0970918A1 (de) * | 1998-07-08 | 2000-01-12 | Clariant GmbH | Feinteiliges kristallines Natriumdisilikat |
WO2000002988A1 (en) * | 1998-07-08 | 2000-01-20 | The Procter & Gamble Company | Builder component |
EP1215276A1 (de) * | 2000-12-12 | 2002-06-19 | Clariant GmbH | Wasch- und Reinigungsmittel, enthaltend mikrodisperse silikathaltige Partikel |
DE10062007A1 (de) * | 2000-12-13 | 2002-07-04 | Henkel Kgaa | Feste waschaktive Zubereitung mit verbessertem Einspülverhalten |
-
2002
- 2002-11-02 EP EP02024319A patent/EP1416040B2/de not_active Expired - Lifetime
- 2002-11-02 DE DE50210858T patent/DE50210858D1/de not_active Expired - Lifetime
- 2002-11-02 AT AT02024319T patent/ATE372373T1/de active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0110588A1 (de) * | 1982-11-05 | 1984-06-13 | Unilever Plc | Frei fliessende Detergenspulver |
EP0444415A1 (de) * | 1990-02-15 | 1991-09-04 | Hoechst Aktiengesellschaft | Teilentwässertes Disilikat enthaltendes Waschmittel |
EP0456315A2 (de) * | 1990-05-08 | 1991-11-13 | The Procter & Gamble Company | Niedrig-pH-Waschmittelgranulate enthaltend Aluminiumsilikat, Zitronensäure und Carbonatbuilder |
EP0767238A1 (de) * | 1994-06-15 | 1997-04-09 | Kao Corporation | Verfahren zur herstellung von feinteiligen festen bilderpartikeln |
EP0692453A1 (de) * | 1994-07-14 | 1996-01-17 | Tokuyama Corporation | Amorphes Natriumsilikatpulver |
WO1996038525A1 (en) * | 1995-05-31 | 1996-12-05 | The Procter & Gamble Company | Cleaning compositions containing a crystalline builder material in selected particle size ranges for improved performance |
EP0853118A1 (de) * | 1997-01-13 | 1998-07-15 | Henkel Kommanditgesellschaft auf Aktien | Verfahren zur Herstellung aniontensidhaltiger wasch- und reinigungsaktiver Tensidgranulate |
EP0970918A1 (de) * | 1998-07-08 | 2000-01-12 | Clariant GmbH | Feinteiliges kristallines Natriumdisilikat |
WO2000002988A1 (en) * | 1998-07-08 | 2000-01-20 | The Procter & Gamble Company | Builder component |
EP1215276A1 (de) * | 2000-12-12 | 2002-06-19 | Clariant GmbH | Wasch- und Reinigungsmittel, enthaltend mikrodisperse silikathaltige Partikel |
DE10062007A1 (de) * | 2000-12-13 | 2002-07-04 | Henkel Kgaa | Feste waschaktive Zubereitung mit verbessertem Einspülverhalten |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7947642B2 (en) | 2006-10-16 | 2011-05-24 | The Procter & Gamble Company | Spray-drying process for preparing a low density, low builder, highly water-soluble spray-dried detergent powder |
US8080509B2 (en) | 2006-10-16 | 2011-12-20 | The Procter & Gamble Company | Low-builder, highly water-soluble, low-density solid laundry detergent composition |
Also Published As
Publication number | Publication date |
---|---|
ATE372373T1 (de) | 2007-09-15 |
DE50210858D1 (de) | 2007-10-18 |
EP1416040B1 (de) | 2007-09-05 |
EP1416040B2 (de) | 2013-03-13 |
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