CN100549151C - Laundry detergent composition - Google Patents

Abstract

Detergent composition of the present invention contains anion surfactant and the combination of the regulation nonionogenic tenside of high-hydrophilic/lipophilic balance (HLB) value 13-25 is arranged, also contain optional cats product, optional detergent builder compound, optional first machine is non--builder salt, optional polycarboxylate polymer also can contain other optional detergent ingredients.The quantity of anion surfactant is 5-40, preferred 7-30wt%, and the quantity of nonionogenic tenside is 1-20, preferred 1-10wt% is based on the gross weight of composition.

Description

Laundry detergent composition

Technical field

The present invention relates to laundry detergent composition, said composition contains the combination of negatively charged ion and specific nonionogenic tenside, and the improved ability of removing crude removal is provided.

The background of invention

Laundry detergent composition contains anionic sulphonate or sulfate surfactant for many years, for example linear alkylbenzene sulfonate (LAS) and ethoxylated alcohol nonionic surfactant together, a lot of case histories are in disclosed document.The common ethoxylated alcohol nonionic surfactant that is used for laundry detergent composition generally is C ₁₀-C ₁₆Alcohol, its average degree of ethoxylation is 3-8.

Be present in the calcium insoluble complex in the hard water because the nodulizing of calcium ion and anion surfactant reaction is known problem, by using washing assistant to be avoided, for example STP maybe can remove the zeolite of calcium ion from washing lotion usually.If there is not washing assistant, washing effect will reduce greatly because of the increase of the water hardness.

Be surprisingly found out that at present in conjunction with anion surfactant and nonionogenic tenside that high-hydrophilic/lipophilicity balance (HLB) value arranged and can improve ability except that crude removal in very wide water hardness scope, particularly under high water hardness situation, even when not having washing assistant to exist.

Prior art

WO 02 48297A (Unilever) discloses composite laundry detergent composition, wherein contains the bonded negatively charged ion, highly ethoxylatedization nonionic (20-50EO) and cats product and 10-80wt% detergent builder compound.

WO 94 16052A (Unilever) disclose the washing powder based on the high-bulk-density of LAS and common nonionogenic tenside, the alcohol that wherein contains a small amount of high ethoxylation, for example tallow alcohol 80EO is as dissolution aids, and contains the 5-80wt% detergent builder compound.

WO 93 02176A (Henkel) disclose in high bulk density powder and to have used highly ethoxylatedization Fatty Alcohol(C12-C14 and C12-C18) as " structural break agent ", contain common nonionogenic tenside and 10wt% zeolite at least in the high bulk density powder.

EP 293 139A (Procter ﹠amp; Gamble) disclose the two-packing at interval that contains detergent powder, some powder contains minute quantity tallow alcohol 25EO and 15-90wt% washing assistant.

US 4 294 711 (Procter ﹠amp; Gamble) disclose the built detergent compositions of the heavy loading of softening textiles, wherein contained 1wt% tallow alcohol 80EO and 10-80wt% washing assistant.

GB 1399966 (Procter ﹠amp; Gamble) disclose the spray-dried detergent composition of particle formulation, wherein contained the nonionic thing with 3-10 moles of ethylene oxide, the HLB value is 10-13.5.

Defining of invention

A first aspect of the present invention provides laundry detergent composition, wherein contains

(i) 5-40wt%, the anion surfactant of preferred 7-30wt%,

(ii) 1-20wt%, preferred 1-10wt%, more preferably 2-6wt%, the nonionogenic tenside of 3-5wt% most preferably, its hydrophilic (HLB value) is 13-25, preferred 15-22,16-22 most preferably,

(iii) choose the cats product of 0-50wt% wantonly,

(iv) optional 0 to the detergent builder compound that is less than 10wt%,

(v) choose inorganic non--builder salt of 0-85wt% wantonly,

(polycarboxylate polymer of vi) optional 0-3wt% and

(vii) choose other detergent component wantonly, reach 100wt%.

A second aspect of the present invention provides the method by machine or hand washing laundering of textile fabrics, comprises fabric is dipped in the step of wrapping in the aqueous washings, and dissolving therein or dispersion are by the laundry detergent composition of above-mentioned definition.

A third aspect of the present invention provides (HLB) the value 13-25 that has hydrophilic, preferred 15-22, and the most preferably application of the nonionogenic tenside of 16-22 is so that improve the ability that the laundry detergent composition of above-mentioned definition removes crude removal.

Detailed description of the invention

Detergent composition of the present invention contains anion surfactant, the nonionogenic tenside of high hydrophilic (HLB) value of regulation, optional cats product, the detergent builder compound of optional qualification quantity, optional inorganic non--builder salt and the polycarboxylic acid ester polymer's who chooses wantonly combination.Can also contain other optional detergent ingredients.

Detergent composition of the present invention has the improved ability of removing crude removal in very wide fabric and water hardness scope.

Anion surfactant (i)

Anion surfactant is well known to a person skilled in the art.Many suitable detergent-active compounds can buy or be recorded in fully in the document, for example " tensio-active agent and washing composition ", volume I and II (Schwartz, Perry and Berch).

Example comprises alkylbenzene sulfonate, branched-chain or straight-chain alkyl benzene sulfonate, primary and secondary alkyl-sulphate, particularly C ₈-C ₁₆Primary alkyl sulphates; Sulfated alkyl ether, ethylenic sulfonate comprises alpha-alefinically sulfonate, aliphatic alcohol sulfate such as primary alcohol sulfate,, chain alkyl sulfonate, alkylxylene sulfonate, dialkyl group sulfosuccinate and fatty sulfonate, and alkyl carboxylic acid ester.Ether sulfate also is suitable for as sodium lauryl tri(oxyethyl) sulfate (SLES).They can be with sodium, potassium, and the form of calcium or magnesium salts or its mixture exists, usually particular certain cancers.

Preferred sulfonate of anion surfactant or sulphate anion surface active agent, preferred anion surfactant are linear alkylbenzene sulfonate or primary alcohol sulfate,, and most preferred anion surfactant is a linear alkylbenzene sulfonate.Linear alkylbenzene sulfonate can be with sodium, potassium, or the existence of the form of mixtures of alkaline earth salt or these salt, and sodium salt is normally preferred.

The quantity that anion surfactant exists is 5-40wt%, and preferred 7-30wt% is based on the weight of whole compositions.

Nonionogenic tenside (ii)

Nonionogenic tenside is hydrophilic (HLB) value 13-25, preferred 15-22, more preferably 16-22, most preferably any nonionogenic tenside of 14-19.5.At J.Soc.Cosmetic Chemists, calculate by the method that provides among 5 (1954) 249-256 according to Griffin for the HLB value.For example the HLB of polyethoxylated primary alconol nonionogenic tenside can calculate according to following formula:

$\mathrm{HLB}=\frac{\mathrm{MW}\left(\mathrm{EO}\right)}{\mathrm{MW}\left(\mathrm{Tot}\right)\×5}\×100$

Wherein,

The molecular weight of MW (EO)=hydrophilic (oxyethyl group) part

The molecular weight of MW (Tot)=whole surfactant molecule

The nonionogenic tenside that is suitable among the present invention preferably has those of big terminal polar group and hydrocarbyl chain, and for the sake of clarity terminal polar group should have water-wet behavior, and hydrocarbyl chain should have hydrophobic property.Preferred big terminal polar group contains hydrophilic repeating unit.

The (ii) preferred alcohol alcoxylates nonionogenic tenside of nonionogenic tenside in a preferred embodiment of the invention.

Particularly preferred alcohol alcoxylates is that the scope of hydrophilic (HLB) value is 15-20, the alcohol alcoxylates of preferred 16-18.

In a preferred embodiment of the invention, composition of the present invention does not preferably adopt except the nonionogenic tenside of the present invention regulation other nonionogenic tenside (ii).

The suitable quantity that exists of nonionogenic tenside is 1-20wt%, preferred 1-10, and more preferably 2-6wt%, 3-5wt% most preferably is based on the weight of whole compositions.

In a preferred embodiment of the invention anion surfactant (i) to nonionogenic tenside weight ratio (ii) 0.25: 1-40: in 1 scope, be generally 1: 1-15: 1, preferred 1: 1-10: 1, more preferably 2: 1-6: 1, most preferably 2.5: 1-5: 1.

Nonionogenic tenside (ii)-alcohol alcoxylates

Example as the nonionogenic tenside alcohol alcoxylates that is suitable for (ii) among the present invention comprises aliphatics (C ₈-C ₂₀, preferred C ₈-C ₁₆) uncle or alcohol or the phenol that the second month in a season, straight or branched has alkylene oxide, preferably have oxyethane and propylene oxide, most preferably propylene oxide has 15-80 usually, preferred 16-80 is more preferably up to 20 or 20-80, most preferably 20-50 alkylene oxide group.For the sake of clarity, alkylene oxide group is hydrophilic repeating unit.

According to a particularly preferred embodiment of the present invention, nonionogenic tenside (ii) is the ethoxylized fatty alcohol of formula (I):

R-(0-CH ₂-CH ₂) _n-OH (I)

Wherein R is the hydrocarbyl chain that 8-16 carbon atom arranged, and average degree of ethoxylation n is 15-50, preferred 20-50.

Hydrocarbyl chain is preferred saturated, preferably contains 10-16 carbon atom, and 12-15 carbon atom more preferably arranged.In containing chain length unfolded commodity, these numeral mean values.Hydrocarbyl chain can be a straight or branched.

Alcohol can obtain from natural or synthetic raw material, and preferred raw polyol is a coconut, mainly contains C ₁₂-C ₁₄, and oxo C ₁₂-C ₁₅Alcohol.

Average degree of ethoxylation scope is 15-50, preferred 16-50, more preferably 20-50, most preferably 25-40.

The alkyl mean chain length of preferred feedstock is C ₁₂-C ₁₆, average degree of ethoxylation is 16-40, more preferably 25-40.

The example of suitable proprietary concentrate is Lutensol A030, derives from BASF, is C ₁₃-C ₁₅Alcohol, average degree of ethoxylation is 30.The example of the suitable proprietary concentrate that another can have been bought is that nonionic ethoxylated alcohol 20EO Genapol C200 derives from Clariant, and nonionic ethoxylated alcohol 20EO Lutensol T020 derives from BASF.

Composition of the present invention can contain except the nonionogenic tenside of the above-mentioned definition nonionogenic tenside (ii), but the preferred present composition does not contain nonionogenic tenside other nonionogenic tenside beyond (ii).

Optional cats product (iii)

Preferred water-soluble cationic tensio-active agent is the quaternary ammonium salt of general formula III:

R ₁R ₂R ₃R ₄N ⁺X ^- (III)

R wherein ₁Be to grow (C ₈-C ₁₈) hydrocarbyl chain, generally be alkyl, hydroxyalkyl or oxyethyl group alkyl optional can insert heteroatoms or ester or amide group; R ₂, R ₃And R ₄In each (they can be identical or different) be short chain (C ₁-C ₃) alkyl of alkyl or replacement; X is the negatively charged ion of solubilising, for example muriate, bromide or methyl-sulfate ion.

Preferred cationic surfactants is the quaternary ammonium compound of formula II, wherein R ₁Be C ₈-C ₁₈Alkyl, more preferably C ₈-C ₁₀Or C ₁₂-C ₁₄Alkyl, R ₂Be methyl, R ₃And R ₄Can be identical or different, be methyl or hydroxyethyl groups, described compound is with following formula IV:

In a particularly preferred compound, R ₁Be C ₁₂-C ₁₄Alkyl, R ₂And R ₃Methyl, R ₄Be the 2-hydroxyethyl, X-is a chlorion, and this compound can be purchased from Clariant GmbH with Praepagen (trade mark) HY, is the aqueous solution form of 40wt%.The cats product of other type comprises cationic ester (for example cholinesterase).

The optional quantity that exists of cats product is 0-50wt%, preferred 0-10wt%, and more preferably 1-5wt% is based on the weight of whole compositions.

Optional detergent builder compound (iv)

Composition of the present invention can contain detergent builder compound, the quantity of preferred washing assistant is 0 to being less than 10wt%, and based on the weight of whole compositions, more preferably the quantity of washing assistant is 0-5wt%, and dosage is no more than 5wt%, and the most preferred group compound does not have detergent builder compound basically.

According to the preferred embodiments of the invention, composition does not have the aluminosilicate component except zeolite basically, and composition can not have tripoly phosphate sodium STPP yet.

Optional washing assistant can be selected from strong washing assistant such as phosphate builders, aluminosilicate washing assistant and their mixture, but the strong preferred quantity of washing assistant is no more than 5wt%, and most preferably do not have strong washing assistant to exist.Can add or contain in addition-kind or several weak washing assistant such as calcite/carbonate, beryllium/carbonate, Citrate trianion or polymkeric substance washing assistant.

Phosphate builders (if the words that have) can for example be selected from basic metal, the pyrophosphate salt of preferred sodium, orthophosphoric acid salt and tri-polyphosphate and composition thereof.

Aluminosilicate (if the words that have) can for example can be selected from one or more crystalline or unbodied aluminosilicate, for example be recorded in the zeolite among the GB 1 473 201 (Henkel), amorphous aluminosilicate is disclosed among the GB 1 473 202 (Henkel), and mixed crystallization/amorphous aluminosilicate is disclosed in GB 1 470 250 (Procter ﹠amp; Gamble) in; Lamellated silicate is disclosed among EP 164 514B (Hoechst), and alkali metal aluminosilicate can be a crystalline or unbodied, or their mixture, and following general formula: 0.8-1.5Na is arranged ₂OAl ₂O ₃0.8-6SiO ₂

These materials contain the water of some bonding, and have been required calcium ion-exchanged capacity 50mg CaO/g at least.Preferred sodium aluminium silicate contains 1.5-3.5SiO ₂Unit (in following formula), crystalline or unbodied aluminosilicate can easily prepare by the reaction between water glass and the sodium aluminate, as described in document.Suitable crystalline aluminium water glass ion-exchange detergent builder compound for example is recorded in (Procter ﹠amp among the GB 1 429 143; Gamble).The preferred sodium aluminium silicate of the type is to know commodity zeolite A and X (zeolites A and X) and their mixture that can buy.

Zeolite is the widely used zeolite 4A (zeolite 4A) in the cloth-washing detergent powder at present that can buy on the market.But according to a preferred embodiment of the present invention, that join zeolite builders maximum in the present composition is aluminium zeolite P (zeolite MAP), described in EP 384 070A (Unilever) and claimed.The zeolite MAP regulation is the alkali metal aluminosilicate of zeolite P type, and its silicon/aluminum ratio is no more than 1.33, preferably in the 0.90-1.33 scope, more preferably in the 0.90-1.20 scope.

Silicon/the aluminum ratio of spendable suitable zeolite MAP is no more than 1.07, and more preferably from about 1.00.Zeolite MAP generally is at least 150mg CaO/g anhydrous substances in conjunction with the ability of calcium.

Optional inorganic non--builder salt (v)

Composition of the present invention can contain inorganic non--builder salt of 0-85wt%, preferred 1-80wt%, and more preferably 10-75wt%, 20-65wt% most preferably is based on the weight of whole compositions.

Inorganic non--(v) the quantity of Cun Zaiing is 0-60wt% to builder salt, and preferred 1-40wt% is based on the weight of whole compositions.

In order to improve washing effect and easily operation, composition of the present invention comprise described inorganic non--builder salt.

Suitable inorganic non--builder salt comprises alkaline reagents such as basic metal, and the carbonate of preferred sodium, vitriol, silicate, orthosilicate (metasilicates) is as isolated salt or double salt etc., and they are not considered to washing assistant for the purpose of this specification sheets.

Preferred inorganic non--builder salt (v) is selected from yellow soda ash, sodium bicarbonate, sodium sulfate, burkeite, water glass and their mixture.

Preferred alkaline carbonate is a yellow soda ash, yellow soda ash can with closely or light form exist.

The quantitative range of the suitable existence of yellow soda ash is 1-60wt%, preferred 10-50wt%, and more preferably 20-40wt% is based on the weight of whole compositions.When using spray drying process preparation prescription, above-mentioned quantity is the most appropriate.If use non--Ta working method preparation prescription, the quantity of the yellow soda ash that can exist is 30-80wt%, preferred 40-70wt% is based on the weight of whole compositions.

But containing the composition that on a small quantity or does not contain yellow soda ash is also included within the scope of the present invention.

The suitable quantity of the sodium sulfate that exists is 10-50wt%, preferred 15-40wt%, and preferred 20-40wt% is based on the weight of whole compositions.Containing the composition that contains independent solid sodium sulfate on a small quantity or not is also included within the scope of the present invention.

Composition of the present invention preferably can comprise yellow soda ash and sodium sulfate, and wherein the total amount of yellow soda ash and sodium sulfate is 40-80wt%, and preferred 60-70wt% is based on the weight of whole compositions.

The proportional range of the yellow soda ash/sodium sulfate that can contain in the composition of the present invention is 0.1: 1-5: 1, preferred 0.5: 1-1.5: 1, and most preferably 1: 1.

The suitable quantity of the burkeite that exists is 40-80wt%, and preferred 60-70wt% is based on the weight of whole compositions.The composition that contains burkeite is as unique non--builder salt, and contains the composition that on a small quantity or does not contain burkeite and belongs to scope of the present invention equally.The burkeite formula is Na ₂CO ₃2Na ₂SO ₄, its different and above-mentioned yellow soda ash or sodium sulfate is because it is the double salt in conjunction with yellow soda ash and sodium sulfate.

Except above-mentioned inorganic non--builder salt, detergent composition of the present invention can also contain water glass, the quantity of the water glass of existence is 0-20wt%, preferred 1-10wt% is based on the weight of whole compositions.Preferred yellow soda ash, sodium sulfate, the total amount of burkeite and water glass is 50-85wt%, 65-80wt% most preferably is based on the weight of whole compositions.

Other suitable inorganic non--builder salt comprises concentrated crystal soda, sodium-chlor, calcium chloride and magnesium chloride.

Optional polycarboxylate polymer (vi)

Composition of the present invention can contain polycarboxylate polymer, comprises vinylformic acid, the homopolymer of toxilic acid and vinylformic acid/toxilic acid or and multipolymer. Polymeric Dispersing Agents, Sokalan, put down in writing useful organic polymer in (BASF Aktiengesellschaft, D-6700 Ludwigshaven, the publication of Germany).

Preferred polycarboxylate polymer is selected from sodium polyacrylate, vinylformic acid sodium maleate and composition thereof.

Suitable polymers is neutralized to its basic metal ammonium or other common cationic salts form usually at least in part.Basic metal particularly sodium salt is most preferred.The molecular weight of this polymkeric substance can be in very wide range, and is preferred 1,000-500,000, more preferably 2,000-250,000, most preferably 3,000-100,000.

The unsaturated carboxylic acid monomer that can polymerization forms suitable polycarboxylate comprises toxilic acid (or maleic anhydride), fumaric acid, methylene-succinic acid, equisetic acid, methylfumaric acid, citraconic acid and methylene radical propanedioic acid.Exist and do not contain carboxylate groups such as vinyl methyl ether, vinylbenzene, the monomer segment of ethene etc. also is fit to.Other suitable polymers is the multipolymer of acrylamide and the multipolymer of acrylate/maleate.Other suitable copolymers based on unsaturated list and the monomeric mixture of dicarboxylate also is suitable for.

The example of suitable polymers comprises ISP Gantrez AN 119 toxilic acid polyvingl ether acid anhydrides, also has Ciba Versicol E5 polyacrylate and Sokalan CP5, derives from the BASF polyacrylate, i.e. maleic acid-acrylic acid copolymer and sodium salt thereof.Preferred especially SokalanPA40 derives from BASF, is that molecular weight is 30,000 sodium polyacrylate.

Other optional detergent ingredients (vii)

Except above-mentioned tensio-active agent and washing assistant, composition can also be chosen wantonly and contain other activeconstituentss, with convenient operation and raising performance.

Detergent composition can also contain one or more other tensio-active agents, and its quantity is 0-50wt%, preferred 0-10wt%.Other tensio-active agent or detergent-active compounds comprise other nonionic thing such as alkyl poly glucosides, polyhydroxy amides (glycosamine) and glycerine list ether.Also amphoterics and/or zwitterionics can be arranged.Preferred amphoterics is an amine oxide, for example coconut dimethyl amine oxide compound.Preferred zwitterionics is a trimethyl-glycine, amide betaine particularly, and preferred trimethyl-glycine is C ₈-C ₁₈Alkylamide alkyl betaine, for example coconut monoethanolamide trimethyl-glycine.They can be used as auxiliary-tensio-active agent.A lot of suitable detergent active compounds can have been bought, and write up is in document, for example " tensio-active agent and washing composition ", volume I and II (Schwartz, Perry, and Berch).

Detergent composition of the present invention can comprise that one or more optional are selected from following composition: soap, peroxy acid and persalt SYNTHETIC OPTICAL WHITNER, bleaching additive, air bleaching catalysts, sequestrant, ether of cellulose and ester, cellulose polymer compound, other anti-redeposition agent, sodium-chlor, calcium chloride, sodium bicarbonate, other inorganic salt, white dyes, optical white, Polyvinylpyrolidone (PVP), other dyestuff transmission suppress polymkeric substance, foam control agent, profoamer, vinylformic acid and vinylformic acid/toxilic acid polymkeric substance, proteolytic enzyme, lipase, cellulase, amylase, other detergent enzymes, citric acid, dirt release polymer, polysiloxane, fabric is adjusted compound, painted spot such as blue spot and spices.More than listed be not exhaustive.

The other materials that can exist in detergent composition of the present invention comprises suitable Foam Control or profoamer; The dyestuff and the linked polymer of uncoupling.

Be used for suitable foam promotor of the present invention and comprise cocoamide CAB (CAPB), cocoa single ethanol amide (CMEA) and amine oxide.

Preferred amine oxide has following general formula :-

Wherein n is 7-17.

Suitable amine oxide is Admox (trade(brand)name) 12, is provided by Albemarle.

SYNTHETIC OPTICAL WHITNER

Detergent composition of the present invention can suitably contain bleach system, and bleach system is preferably based on peroxy bleaching compound, for example inorganic persalt or organic peroxide acid, and they can produce hydrogen peroxide in the aqueous solution.Suitable peroxy bleaching compound comprises organo-peroxide such as urea peroxide, and inorganic persalt such as alkali metal perborate, percarbonate, superphosphate, persilicate and persulphate.Preferred inorganic persalt is Sodium peroxoborate monohydrate and tetrahydrate and SPC-D.The SPC-D that especially preferably has supercoat, they can resist the instability that causes through moisture.The SPC-D with supercoat that comprises sodium metaborate and water glass is recorded in GB 2 123 044B (Kao).

The quantity that peroxy bleaching compound is suitable is 5-35wt%, preferred 10-25wt%.

Peroxy bleaching compound and bleach activator (bleaching precursor) can use together, so that improve the bleachability under low wash temperature.The suitable quantity that the bleaching precursor exists is 1-8wt%, preferred 2-5wt%.

Preferred bleaching precursor is a peroxycarboxylic acid precursors, more especially peracetic acid precursors and benzoyl hydroperoxide precursor; And peroxide carbonic acid precursor.Being suitable for particularly preferred bleaching precursor of the present invention is N, N, and N ', N '-tetra acetyl ethylene diamine (TAED), interesting in addition is peroxybenzoic acid precursors, toluyl oxygen Phenylsulfonic acid N particularly, N, N-trimethyl ammonium.

Also can have bleaching stibilizer (heavy metal chelate) to exist, suitable bleaching stibilizer comprises ethylenediamine tetraacetic acid (EDTA) (EDTA) and polyphosphate such as Dequest (trade mark), EDTMP.

The present invention can also adopt prescription or the air bleaching catalysts system by air bleaching in addition.Bleaching composition is avoided peroxide bleaching or basically based on peroxide or produce the system of peroxide bleaching in this respect.

Term " avoid peroxide bleaching basically or based on peroxide or produce the system of peroxide bleaching " should belong in the category of the present invention.Preferred composition has the hydrogen peroxide species of low levels as far as possible.Preferred bleaching prescription contains the peracid that is less than 1%wt/wt or the total concn in hydrogen peroxide or its source, also preferred bleaching prescription contains the peracid that is less than 0.3%wt/wt or the total concn in hydrogen peroxide or its source, and most preferably bleaching composition does not contain peracid or hydrogen peroxide or its source.

In the bleaching composition that contains part of the present invention and complex compound, the preferred alkyl hydrogen peroxide keeps minimum content in addition.

In order to have the function of air bleaching composition, bleaching composition contains the organic substance that forms complex compound with transition metal, so that can use airborne oxygen to bleach.

Bleaching catalyst itself can be selected from the transition metal complex of the organic molecule (part) of wide range.In typical cleaning composition, the organic concentration in the use is 0.05 μ M-50mM, and the preferred concentration of operating for household laundry is 1-100 μ M, and higher amounts can be used for the bleaching process of technical fabric.

The suitable organic molecule (part) and the complex compound that form complex compound for example are recorded in: WO-A-98/39098; WO-A-98/39406, WO 9748787, and WO 0029537; WO0052124 and W00060045.The reference of complex compound in the above-mentioned document and organic molecule (part) precursor income this paper.Preferred catalyzer example is the transition metal complex of MeN4Py part (N, two (pyridines-2-ylmethyl)-1 of N-, two (pyridine-2-the yl)-1-ethylamines of 1-).

Enzyme

Detergent composition can also contain one or more enzymes, and suitable enzyme comprises proteolytic enzyme, amylase, and cellulase, oxydase, peroxidase, savinases and lipase, they can join in the detergent composition of the present invention.

In granular detergent composition, detergent enzyme uses with particle form usually, and its quantity about 0.1 arrives about 3.0wt%, but can use the enzyme of any nonlimiting examples of suitable physical of any effective quantity.

Other

Anti-redeposition agent is cellulose ester and ether for example, and for example Xylo-Mucine also can exist.The example of the Xylo-Mucine that can buy on the market is Finnfix BDA (trade mark), derives from Noviant.

Composition also can contain dirt release polymer, for example the PET/POET polymkeric substance of sulfonation or unsulfonated (closed at both ends or untight) and polyethylene glycol/polyvinyl alcohol graft copolymerized multipolymer such as Sokalan (trade mark) HP22, particularly preferred dirt release polymer is a not end capped polyesters of the sulfonated described in the WO 9532997A (Rhodia Chimie).

The mobile powder can improve by adding small quantities of powder structural agent (stracturant), lipid acid (fatty acid soaps) for example, sugar, acrylate or acrylate/maleate copolymer, perhaps water glass.A preferred pulverized structure agent (stracturant) is a fatty acid soaps, and suitable quantity is 1-5wt%, based on the weight of whole compositions.

The form of composition

Composition of the present invention can be any physical form, for example particularly (powder, particle, tablet), liquid, mashed prod, gel or block.

According to a particularly preferred embodiment of the present invention, the preferred especially powder type of detergent composition.

Composition can be mixed with and can use as hand washing or machine washing washing composition.

Preparation of compositions

Composition of the present invention can adopt prepared by any suitable process.

Low powder to medium tap density can prepare by the spraying drying soup compound; and by optional other compositions of post-treatment (drying-mixing); " concentrate " or the powder of " compressing " can be by mixing and granular method prepares; for example use super mixer/granulator, perhaps other non--Ta method.

Tablet prepares by powder compaction, particularly " spissated " powder.

Liquid detergent composition contains the composition that needs the concentration composition by mixing main preparing with optional ingredients with any required order so that provide.

The preparation method partly will select according to the stability and the heat sensitivity of the tensio-active agent that is contained, and selects according to their available forms.

In all cases, various compositions such as enzyme, bleach, sequestrant, polymkeric substance and spices all can add respectively.

Embodiment

The present invention further specifies by following indefiniteness embodiment, and wherein part and percentage ratio are meant weight part or weight percentage.

Table A: the material that uses among the embodiment

Composition	Effective concentration %	Trade name	Supplier
				Yellow soda ash (light-duty)	100	Light soda ash	Brunner Mond
Yellow soda ash (closely)	100	Dense soda ash	Brunner Mond
				Water glass	40-50	*Crystal range	*Ineos Silicas
Silicon-dioxide	100	*Gasil 200TP	*Ineos Silicas
				Linear alkylbenzene sulfonate (LAS) * *	98	*Petralab 550	Petresa
Tripoly phosphate sodium STPP (STP)	100	*Empiphos	Albright & Wilson
				Nonionic ethoxylated alcohol 7EO, C13-C15	100	*Synperonic A7	*Uniqema
Nonionic ethoxylated alcohol 20EO	100	*Genapol C200	*Clariant
				Non-ionic, 20EO, side chain	100	*Lutensol TO20	*BASF
Nonionic ethoxylated alcohol 30EO, C13-C15	100	*Lutensol AO30	*BASF
				Sodium sulfate	100	Sodium sulphate	Chance and Hunt
Sodium polyacrylate	40	*Sokalan PA40	*BASF
				The vinylformic acid sodium maleate	40	*Sokalan CP5	*BASF
Polysiloxane	100	*DB100	*Dow Corning
				The Sodium peroxoborate monohydrate	100	sodium Perborate Monohydrate	*Interox
Xylo-Mucine	72	*Finnfix BDA	*Noviant
				White dyes	90	*Tinopal CBS-X	*CIBA

* trade mark

* uses the NaOH neutralization to be sodium salt

Embodiment 1-prepares laundry composition

Comparative Example A An and B (promptly not according to the present invention) and embodiment 1 are according to following table 1 preparation.

Table 1:

Embodiment 2-washes table and estimates with composition: remove crude removal from cotton

The clothing that is used to test is a cotton, is of a size of 10cm * 10cm.

The dirt that uses is:

Kitchen grease: soya-bean oil (be elected to be and be typical kitchen oily pollutant), use purple dye dyeing (0.08wt%) as the indicator that can observe.

The lubricant of stolen goods: EMPA 102 test clothings, by EMPA testmaterials, St.Gallen, Switzerland provides.

Cream: EMPA 102 test clothings, by EMPA testmaterials, St.Gallen, Switzerland provides.

For kitchen grease, clothing uses the dirt of 0.5ml, and the lubricant of stolen goods and butter dirt come across on the EMPA 102 test clothings.

Use the test clothing of the detergent composition contamination with wash of table 1, estimate the situation of removing of dirt, use the circulation of Brazilian Brasstemp washing machine halfload, its condition is as follows:

Table 2:

Temperature	About 25 ℃
		The ratio of liquid and clothing	27∶1
The product consumption	2.0g/l
		Soak the time	26.5min
Washing time (stirring)	11.0min
		Rinsing	1×6.0min

The water that uses is in durometer level.

Each determined test clothing the total colour-change washing before and after of reflectance Δ E indication in whole visible spectrum range.The result represents with the poor Δ Δ E between the reflectance Δ E value before and after the washing, sees the following form.

Table 3: embodiment 1 (according to the present invention) and Comparative examples A and B (not according to the present invention) remove the Δ Δ E of crude removal from cotton

Composition of the present invention has as can be seen provided best performance in the scope of the very wide water hardness.

Embodiment 3-laundry composition is estimated: remove crude removal from knitting polyester

The test clothing that uses is knitting polyester, is of a size of 10cm * 10cm.

The dirt that uses is:

The clay dirt: be suspended in the yellow potter's clay (10%wt/wt) in the softening water.

Clothing pollutes with the 0.5ml dirt.

As described in above embodiment 2, the test clothing of the detergent composition contamination with wash by use table 1 is estimated removing of dirt.

Table 4: embodiment 1 (according to the present invention) and Comparative examples A and B (not according to the present invention) remove the Δ Δ E of crude removal from knitting polyester

Composition of the present invention has as can be seen provided best performance in very wide water hardness scope.

The present invention further specifies with following non-limiting examples, and wherein part and percentage ratio are weight part and weight percentage.

Embodiment 4

Preparation contains the detergent powder and the spray-dired basic powder of back dosage composition, and wherein yellow soda ash and sodium sulfate are burkeite solid forms.

Raw material	The percentage prescription
		Main component
Water	4.53
		Water glass	9.84
LAS sodium	12.80
		Nonionic, 30EO, C13-15	3.20
Sodium polyacrylate	1.35
		Yellow soda ash (light-duty)	28.00
Sodium sulfate	37.96
		Polysiloxane	0.01
Suffix
		The Sodium peroxoborate monohydrate	1.00
Blue spot	0.50
		White dyes	0.13
Other detergent ingredients	0.68
		Total percentage	100.00

The method for preparing the dry powder use of the dried spraying of burkeite carrier is as follows.Each composition water is made the soup compound of 40-50%, spraying drying then, the addition sequence of preparation soup compound is at first to add entry and caustic solution, and is heated to 50 ℃, adds polymkeric substance and liquid nonionic then, and is heated to 70 ℃.Add sodium sulfate again, be heated to 81 ℃ of dissolvings 2 minutes, divide 2-3 time again and add the light soda ash ash, each 1 minute at interval,, add alkaline sodium silicate then in 81 ℃ of mixing 5 minutes, and remain on 80 ℃ of mixing, divide 2-3 time again and add LAS acid, add other a spot of compositions at last.

Embodiment 5

Add the detergent powder and the spray-dired basic powder of dose components after preparation contains, wherein yellow soda ash and sodium sulfate are burkeite solid forms.

Raw material	The percentage prescription
		Main component
Water	4.53
		Water glass	9.84
LAS sodium	15.00
		Nonionic, 30EO, C13-15	4.72
Sodium polyacrylate	1.35
		The vinylformic acid sodium maleate	0.93
Polysiloxane	0.01
		Yellow soda ash (light-duty)	27.94
Sodium sulfate	34.44
		Suffix
The Sodium peroxoborate monohydrate	1.00
		Blue spot	0.50
White dyes	0.13
		Total percentage	100.00

The method for preparing this powder use is identical with embodiment 4 described methods.

Embodiment 6

Preparation adds the cloth-washing detergent powder and the spray-dired basic powder of dose components after containing, and wherein yellow soda ash and sodium sulfate are solid forms independently.

Raw material	The percentage prescription
		Main component
Water	8.00
		Water glass	8.00
LAS sodium	12.80
		Nonionic, 30EO, C13-15	3.20
The vinylformic acid sodium maleate	0.75
		Polysiloxane	0.01
Yellow soda ash (light-duty)	37.00
		Sodium sulfate	27.00
Suffix
		The Sodium peroxoborate monohydrate	1.00
Blue spot	0.50
		White dyes	0.13
Other detergent ingredients	1.61
		Total percentage	100.00

The method for preparing the dry powder use of the dried spraying of burkeite carrier is as follows.Each composition water is made the soup compound of 35-50%, spraying drying then, the addition sequence of preparation soup compound is at first to add entry and caustic solution, and is heated to 50 ℃, adds polymkeric substance and liquid nonionic then, and heating.Add LAS acid again, add neutral silicate, be heated to 70 ℃, add the light soda ash ash again, mixed 5 minutes, add sodium sulfate dissolving 2 minutes then, add other a spot of compositions at last.

Embodiment 7

Preparation contains the cloth-washing detergent powder and the spray-dired basic powder of suffix, and wherein yellow soda ash and sodium sulfate are the burkeite solid forms.

Raw material	The percentage prescription
		Main component
Water	4.00
		Water glass	10.00
LAS sodium	19.00
		Nonionic, 20EO	4.30
Xylo-Mucine	0.37
		Sodium polyacrylate	1.30
Yellow soda ash (light-duty)	26.30
		Sodium sulfate	33.30
White dyes	0.19
		Suffix
Spices	0.30
		Blue spot	0.01
Enzyme	0.70
		Other detergent ingredients	0.23
Total percentage	100.00

The method for preparing this powder use is identical with embodiment 4 described methods.

Embodiment 8

Preparation contains suffix and the spray-dired basic cloth-washing detergent powder that comprises enzyme, and wherein yellow soda ash and sodium sulfate are the burkeite solid forms.

Raw material	The percentage prescription
		Main component
Water	4.00
		Water glass	10.00
LAS sodium	24.00
		Nonionic, 30EO, C13-15	6.00
Polysiloxane	0.02
		Xylo-Mucine	0.37
Sodium polyacrylate	1.30
		Yellow soda ash (light-duty)	23.00
Sodium sulfate	30.00
		White dyes	0.19
Suffix
		Spices	0.30
Enzyme	0.70
		Other detergent ingredients	0.12
Total percentage	100.00

The method for preparing this powder use is identical with embodiment 4 described methods.

Embodiment 9

Preparation contains suffix and the spray-dired basic cloth-washing detergent powder that comprises enzyme, and wherein yellow soda ash and sodium sulfate are the burkeite solid forms.

Raw material	The percentage prescription
		Main component
Water	5.00
		Water glass	9.58
LAS sodium	17.70
		Nonionic, 20EO, branched	4.30
Polysiloxane	0.02
		Xylo-Mucine	0.30
Sodium polyacrylate	1.30
		Yellow soda ash (light-duty)	26.50
Sodium sulfate	33.50
		White dyes	0.08
Suffix
		Spices	0.30
Enzyme	0.70
		Other detergent ingredients	0.72
Total percentage	100.00

The method for preparing this powder use is identical with embodiment 4 described methods.

Embodiment 10

The cloth-washing detergent powder prepares by non-tower method.

Raw material	The percentage prescription
		LAS sodium	17.40
Nonionic, 30EO, C13-15	4.36
		Yellow soda ash (light-duty)	70.00
Silicon-dioxide	8.10
		Other detergent ingredients	0.14
Total percentage	100.00

It is as follows to prepare the method that carbonate non--the Ta prescription uses among the embodiment 10.The agitator of Fukae FS30 high-shear granulator and 150rpm uses together, and the speed of knife mill is 2000rpm.Yellow soda ash is joined in the mixing tank, add liquid LAS-acid and nonionic thing subsequently.Add silicon-dioxide at last as stacked dose.

Embodiment 11

The cloth-washing detergent powder is by non--Ta method preparation.

Raw material	The percentage prescription
		LAS sodium	15.10
Nonionic, 30EO, C13-15	3.78
		Yellow soda ash (light-duty)	40.90
Yellow soda ash (tight type)	34.60
		Silicon-dioxide	5.60
Other detergent ingredients	0.02
		Total percentage	100.00

The method that embodiment 11 prepares carbonate non--Ta prescription use is as follows, and the agitator of Fukae FS30 high-shear granulator and 150rpm uses together, and the speed of knife mill is 2000rpm.Tight type and light-duty yellow soda ash and about 80% silicon-dioxide are joined in the mixing tank, add liquid LAS-acid and nonionic thing subsequently.Add all the other silicon-dioxide of 20% at last as stacked dose.

Claims (31)

1. laundry detergent composition, with particle, mashed prod, powder or block form, said composition contains:

(i) anion surfactant of 5-40wt%,

The (ii) nonionogenic tenside of 1-20wt%, its hydrophilic value is 13-25,

(iii) choose the cats product of 0-50wt% wantonly,

(iv) optional 0 to the detergent builder compound that is less than 10wt%, and wherein the amount of phosphate builders is 0-5wt%,

(v) polycarboxylate polymer, its amount be greater than 0 to 3wt% at the most and

(vi) choose other detergent ingredients wantonly, reach 100wt%.

2. the detergent composition of claim 1 is characterized in that the hydrophilic value of nonionogenic tenside is 14-19.5.

3. claim 1 or 2 detergent composition is characterized in that nonionogenic tenside (i i) is the alcohol alcoxylates nonionogenic tenside.

4. the detergent composition of claim 3 is characterized in that the hydrophilic value of alcohol alcoxylates nonionogenic tenside is 15-20.

5. the detergent composition of claim 3 is characterized in that nonionogenic tenside (ii) is the ethoxylated alcohol nonionic surfactant of general formula (I)

R-(-O-CH ₂-CH ₂) _n-OH (I)

Wherein R is the hydrocarbyl chain that 8-16 carbon atom arranged, and average degree of ethoxylation n is 15-50.

6. the detergent composition of claim 5 is characterized in that the hydrocarbyl chain of ethoxylated alcohol nonionic surfactant contains 10-16 carbon atom.

7. the detergent composition of claim 5 is characterized in that the average degree of ethoxylation n of ethoxylated alcohol nonionic surfactant is 16-40.

8. the detergent composition of claim 5, the hydrocarbyl chain that it is characterized in that ethoxylated alcohol nonionic surfactant contains 10-16 carbon atom and average degree of ethoxylation n is 25-40.

9. the detergent composition of claim 1 is characterized in that composition is not except nonionogenic tenside other nonionogenic tensides (ii).

10. the detergent composition of claim 1 is characterized in that anion surfactant (i) is anionic sulphonate or sulfate surfactant.

11. the detergent composition of claim 10 is characterized in that anion surfactant (i) is a linear alkylbenzene sulfonate.

12. the detergent composition of claim 1 is characterized in that anion surfactant (i) and nonionogenic tenside weight ratio (ii) are 1: 1-15: 1.

13. the detergent composition of claim 1 also comprises inorganic non--builder salt of 0-85wt%.

14. the detergent composition of claim 13, wherein inorganic non--quantity that builder salt exists is 1-80wt%.

15. the detergent composition of claim 13, it is characterized in that inorganic non--builder salt is selected from yellow soda ash, sodium bicarbonate, sodium sulfate, burkeite, water glass and their mixture.

16. the detergent composition of claim 15 is characterized in that the quantity that yellow soda ash exists is 10-50wt%.

17. the detergent composition of claim 15 is characterized in that the quantity that sodium sulfate exists is 10-50wt%.

18. the detergent composition of claim 15, the total amount that it is characterized in that yellow soda ash and sodium sulfate is 40-80wt%.

19. the detergent composition of claim 15, the ratio that it is characterized in that yellow soda ash and sodium sulfate is 0.1: 1-5: 1.

20. the detergent composition of claim 15, the quantity that it is characterized in that burkeite is 40-80wt%.

21. the detergent composition of claim 15, the quantity that it is characterized in that water glass is 0-20wt%.

22. the detergent composition of claim 15 is characterized in that yellow soda ash, sodium sulfate, and the total amount of burkeite and water glass is 50-85wt%.

23. the detergent composition of claim 1 is characterized in that cats product quantity (iii) is 0-10wt%.

24. the detergent composition of claim 23 is characterized in that cats product (iii) is the formula III compound:

R ₁R ₂R ₃R ₄N ⁺X ^-(III)

R wherein ₁Be C ₈-C ₁₈Hydrocarbyl chain, the optional heteroatoms of using, ester or amide group are at interval; Each R ₂, R ₃And R ₄, they can be identical or different, is C ₁-C ₃The alkyl of alkyl or replacement; X is the negatively charged ion of solubilising.

25. the detergent composition of claim 24 is characterized in that the R in the formula III compound ₁Be alkyl, hydroxyalkyl or ethoxylated alkyl.

26. the detergent composition of claim 24 is characterized in that the R during cats product (iii) ₁Be C ₈-C ₁₈Alkyl, R ₂Be methyl, R ₃And R ₄Can be identical or different, be methyl or hydroxyethyl.

27. the detergent composition of claim 1 is characterized in that polycarboxylate polymer is selected from sodium polyacrylate, vinylformic acid sodium maleate and their mixture.

28. the detergent composition of claim 1 is characterized in that not containing detergent builder compound (iv).

29. the detergent composition of claim 1 is characterized in that also containing one or more other tensio-active agents, its quantity is 0-50wt%.

30. the detergent composition of claim 1 is characterized in that also containing one or more optional ingredients and (vi), is selected from soap, peroxy acid and persalt SYNTHETIC OPTICAL WHITNER, bleach activator, air bleaching catalysts, sequestrant, ether of cellulose and ester, cellulose polymer compound, other anti-redeposition agent, white dyes, optical white, polyvinylpyrrolidone, other dyestuff transmission suppress polymkeric substance, foam control agent, profoamer, vinylformic acid and vinylformic acid/toxilic acid polymkeric substance, proteolytic enzyme, lipase, cellulase, amylase, other detergent enzymes, citric acid, dirt release polymer, fabric is adjusted compound, painted spot and spices.

31. the method for machine washing or hand washing fabric is characterized in that comprising fabric is dipped in step in the washing liq that comprises water, dissolves or disperse the laundry detergent composition of aforementioned any one claim therein.