CN1218026C - Solid dispersible abrasive compositions - Google Patents

Solid dispersible abrasive compositions Download PDF

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Publication number
CN1218026C
CN1218026C CN01807818.4A CN01807818A CN1218026C CN 1218026 C CN1218026 C CN 1218026C CN 01807818 A CN01807818 A CN 01807818A CN 1218026 C CN1218026 C CN 1218026C
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Prior art keywords
composition
abrasive material
water
consumption
abrasive
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CN01807818.4A
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CN1422328A (en
Inventor
S·布里格斯
R·J·库尔蒂斯
T·因斯通
S·J·基纳斯顿
J·佩里
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Unilever NV
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Unilever NV
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Classifications

    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D11/00Special methods for preparing compositions containing mixtures of detergents ; Methods for using cleaning compositions
    • C11D11/0094Process for making liquid detergent compositions, e.g. slurries, pastes or gels
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0008Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
    • C11D17/0013Liquid compositions with insoluble particles in suspension
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0008Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
    • C11D17/003Colloidal solutions, e.g. gels; Thixotropic solutions or pastes
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02Inorganic compounds ; Elemental compounds
    • C11D3/12Water-insoluble compounds
    • C11D3/14Fillers; Abrasives ; Abrasive compositions; Suspending or absorbing agents not provided for in one single group of C11D3/12; Specific features concerning abrasives, e.g. granulometry or mixtures
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02Anionic compounds
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66Non-ionic compounds

Abstract

The invention provides dry compositions comprising a solid abrasive (preferably at least 65 %) and a suspending system (preferably at least 0.1 %) suitable to obtain a stable suspension on mixing with a liquid medium. Suitable suspending systems are based on a surfactants or surfactant mixtures which are able to form a lamellar micelle phase after mixing with the liquid medium or on polymeric thickening systems. The preferred liquid medium is water. The dry abrasive compositions are free flowing and easily dispersible in water by the consumer to obtain a ready-to-use liquid abrasive cleaner.

Description

Solid dispersible abrasive compositions
Invention field
The present invention relates to contain abrasive material and be suitable in water disperseing and obtain a kind of confession and clean the solids composition that liquid abrasive material that crust uses is cleaned composition.
Background of invention
It is well-known in the art that the liquid abrasive material of crust is cleaned composition, generally comprises the combination of detersive surfactant, the especially combination of negatively charged ion and nonionogenic tenside, and they form the stratiform micellar phase jointly and make this liquid retrogradation whereby.This lamellar phase plays a kind of suspension system, and solid abrasive is remained in stable suspended state.Ionogen and/or polymer viscosifier have usually also been added, with the further stability of improving this suspension.
For example, WO 91/08283 discloses, the liquid abrasive material is cleaned composition and is comprised the stain remover of 0.02-20%, the abrasive material particles of 1-70% and the thickened mixt of 0.01-10%, comprises the non-starch based polymers of a kind of straight chain and a kind of amylopectin base polymer (amylopectin).Non-starch based polymers comprises various natural gums and synthetic polymkeric substance.By comparison, especially with the partial acetylation xanthan gum for well.In fact the consumption that requires of thickened mixt is about 3% of said composition gross weight, and the consumption of regulation nonionogenic tenside is 1.5% in all examples.
WO 95/08619 discloses, and the liquid abrasive material is cleaned combination, a kind of pH regulator agent and a kind of lime carbonate abrasive material that composition comprises a kind of crosslinked polyacrylic ester, at least a nonionogenic tenside or a kind of anion surfactant and a kind of nonionogenic tenside.This grade compound allegedly contain polyacrylic ester, the 0.1-10% of 0.1-2% nonionic, be up to 10% negatively charged ion and the abrasive material of 5-60%.According to example, in fact they contain the polymkeric substance, 0.5% or the abrasive material of more nonionic and 40% of 0.25-0.4%.Requiring nonionogenic tenside is in order to keep appropriate viscosity characteristics.Disclose similar compositions in EP 649898, but extra collateral condition is, they contain hypochlorite and its tensio-active agent to bleach stable.
EP-A-0 857 557 has described a kind of moisture thickener composition that is fit to multiple terminal applies, it comprises that at least two kinds of its hydrophile-lipophile balance values of 0.04-30 weight % differ tensio-active agent mixture according to a certain percentage and a kind of associative thickeners of 0.01-5 weight % of a unit at least, and it is selected from hydrophobic modified Natvosol, hydrophobic modified nonionic polyol and the hydrophobic modified solvable emulsion polymer of alkali.In fact, the consumption of associative thickeners is 1-2%, and the consumption of surfactant mixture is 1-10%.
Crust liquid abrasive material is cleaned composition and is sold with available form at any time usually, and it contains 10-50%, in most cases is the solid abrasive of 30-45%.Such composition can not be diluted to such as 10-20% solid abrasive content and not lose its precipitating stability.Though quoted the abrasive material content up to 70% in the patent documentation, such content generally be can't see in commercial product.
Liquid abrasive material detergent become popular before, general custom is in using the powder abrasive composition to clean crust, and in some countries so far still like this.Such composition is almost all by powder abrasive material promptly 95% or above and a spot of (<5%) lathering surfactant formation.This composition is directly put on crust to be washed and uses a spot of water, as a piece of cloth is got wet.This tensio-active agent is assisted the effect of cleaning by improving on the crust wetting property of water/abrasive mixt, and relies on and form foam and clean signal directly perceived is provided.For example, PL153680 has described solid abrasive and has cleaned composition, and they contain levigate quartz, feldspar or the glass of 45-95%; The synthetic anionic of 1.5-23% or nonionogenic tenside (the especially multipolymer of linear alkylbenzene sulphonic acid and alkylene oxide); A kind of chlorine bleaching compound; Phosphoric acid/the urea complex of 0.1-50% and the sodium sulfate of 0.1-25%.GB1,339,274 have described similar compositions, and they comprise a kind of hot compound that produces when mixing with water in addition in cleaning operating process.RU 2106376 has described a kind of powder abrasive material detergent, and it contains levigate quartz and as the sodium polyacrylate of tensio-active agent.This product is intended as classical powder abrasive material and uses.JP-A-02029497 has described the abrasive material detergent, and they can have the form of powder or liquid, and contains hydroxyapatite and a kind of tensio-active agent as abrasive material.EP-A-0 821 721 has described ready-to-use abrasive powders, and they contain as the mixture of the yellow soda ash of water-soluble abrasive material and sodium bicarbonate, a kind of anionic detergent and a kind of solid hypochlorite bleaching.
Only by adding an amount of water, can not make the clean composition of powder abrasive material of prior art be transformed into the clean composition of liquid abrasive material, because the tensio-active agent that exists in this powdered mixture is not to be intended to nor may to form desired lamellar micelle phase, to keep solid abrasive in stable suspended state.Thereby this abrasive material can separate and be sink to the bottom of its container rapidly.
But, form with powder or particle, it is useful still to obtain a kind of dry mixture with the form of other suitable solid, it plays a kind of liquid abrasive material detergent that gets when adding an amount of water, promptly can be transformed into a kind of available and stable at any time liquid abrasive material detergent.Like this, just can save shipment big water gaging related packing and trucking costs, and can avoid the harmful effect of storage requirement the stability of getting liquid system ready.
Dry grinding material soap powder also is good for removing the stain that is difficult to remove on the skin.Just such product is described such as US 4786432 and US 4786369.They comprise the abrasive grain with a kind of anion surfactant coating of most of fatty acid soaps.Soap powder generally contains less than 80% abrasive material and is not more than about 50% as a rule.EP-B-0 796 318 has described and has been intended to the free-pouring preparation of solid that is used to wash one's hands.This preparation can by a kind of stain remover of fluidised bed drying stick with paste with the mixture of abrasive material and in addition pelletization treatment obtain, abrasive material then is selected from float stone, wood meal, levigate nutshell or vegetable fibers.Such powder is not really wanted to mix with water before use, and wherein used soap system does not have any suspension characteristic to its abrasive material.
WO 94/25563 has described sheet, piece or the analogous shape particle that comprises tensio-active agent and optional abrasive material.They are to be used for cleaning mechanical means, and obviously are not suitable for converting to steady suspension.Here mention, the needs to suspension system have been avoided in piece material and use thereof.
Yet, whether have in the above-mentioned solid phase prod to be transformed into steady suspension person, but do not point out.
The invention summary
The invention provides dried solids composition, they can mix and form stable, ready-to-use crust liquid abrasive material and clean composition with liquid medium.Therefore, this dry composition comprise a kind of solid abrasive and a kind of with make this abrasive material remain in the suspension system of stable suspersion state after liquid medium mixes.
The present invention also provides a kind of preparation liquid abrasive material to clean method for compositions, comprises making a kind of dry composition and a kind of liquid medium blended step that comprises solid abrasive and suspension system, and need not further to be mixed into any other component.
In addition, the invention provides the liquid abrasive material that obtains according to aforesaid method and clean composition.
Detailed Description Of The Invention
Except as otherwise noted, all percentage compositions given here are all according to the weight of whole composition.
Basal component according to dry grinding feed composition of the present invention comprises: a kind of solid abrasive as its main component, preferable amount is at least 55%, with a kind of suspension system that is suitable for obtaining stable suspension when mixing with liquid medium, preferable amount is at least 0.1%.In addition, said composition comprises that also a kind of very hope has but the lathering surfactant of optional member, and preferable amount is at least 0.1%.
This dry composition is fit to the human consumer and mixes it with liquid medium at home, and obtains ready-to-use liquid abrasive material detergent.On the other hand, can be with this dry composition shipment to a tame factory, the simple mixing equipment of factory just is enough to dry composition is transformed into ready-to-use liquid abrasive composition, in order to packing and transporting to the human consumer.
This liquid medium can be any liquid, and it is suitable and safety for human consumer's use.Therefore, it should not harm health, and is preferably non-flammable.Significantly selecting is water, but some organic solvents or these solvents also can be fit to the mixture of water.Preferably, this medium comprises at least 85% water.
In this dry composition, the preferable amount of abrasive material is at least 65%, even more preferably be at least 70% 75%.This abrasive material can be any fine particle solid that is suitable as abrasives as known in the art.This known materials major part is insoluble in water, still, suitable water-soluble material is arranged also.Preferred abrasive material has to be 6 or to be lower than 6 Mohs' hardness, although can use the abrasive material of higher hardness for special application.In general, the hardness of abrasives is low more, and it is just more little to the damage on surface, but, render a service for producing to clean fully, and should be 1 or with hardness greater than 1.
The soluble abrasive material of water that is fit to can be selected from synthetic and naturally occurring material (mineral), its example comprises: zeolite, silica, silicate, carbonate, corundum and organic polymer abrasive material, such as polyethylene, polycarbonate, polyurethane(s), polystyrene, polypropylene, polyethylene terephthalate, poly-methyl iso-butylene ester and nylon with and composition thereof.Preferred abrasive material is: mixture (as rhombspar), zeolite, corundum, hydrated aluminum oxide, feldspar, talcum and the silica of lime carbonate (as calcite), lime carbonate and magnesiumcarbonate.By comparison, especially with calcite and rhombspar and with the mixture of silica, particularly the non-crystalline state silica of low consumption for well good again because its cost hangs down the abrasive material characteristic.
The water-soluble abrasive material that is fit to comprises yellow soda ash, sodium bicarbonate, tripoly phosphate sodium STPP, Sodium Tetraborate and vitriolate of tartar.A kind of water-soluble abrasive material produces the saturated aqueous solution of this abrasive material and is suspended in the solid phase of not dissolving abrasive grain in this aqueous solution when mixing with water.Be described such as in EP-A-0 193 375, this class I liquid I abrasive material being cleaned composition.
Preferred abrasive grain weighted mean granularity is the 0.5-500 micron, especially with the about 10-100 micron of granularity for well.In this scope, can reach between a kind of good washing (-)off properties and the low matrix damage can accept compromise.But, as silica is used in conjunction with calcite or rhombspar, then the average grain granularity is that the 200-500 micron also is fit closely.
Suspension system can be any suspension system of the abrasive grain in the suspension liquid abrasive material detergent as known in the art.The gratifying available at any time liquid abrasive material detergent that obtains by the dry grinding feed composition according to the present invention, should have such fluid flow characteristics, so that in that they are not to be steady suspension simultaneously, but rarely do not present dense inadequately and many water to pouring out from container and intersperse among completely on the dirty surface.Therefore, the suspension that obtains after will making water with equivalent mix with dry composition to the selection of the type of suspension system and consumption has following flow characteristics:
η 0Be 2500Pas at least
σ cBe 2.5-25
η 21For 0.1Pas at least wherein, η 0Viscosity when being zero shearing rate; σ cFor viscosity is 0.1 η 0The time shear-stress; And η 21For shearing rate is 21s -1The time viscosity.η preferably 21Being 0.3-5.0, is 0.6-1.8 more preferably, is most preferably 1.0-1.5Pas.
Measure: measuring from stress (σ) with the CSL100 (TA instrument company) with impeller and gondola measuring apparatus (gondola internal diameter 48mm, impeller diameter 38mm and height 24.5mm) is that shearing rate is 1s for 0.01Pa -1The viscosity of the stress that is required.Measure shearing rate 0.1 and 389s to have Haake RV20 that M5 measuring head and SV2P measure geometry -1Between viscosity.All measurements are all carried out at 20 ℃.
Well-known suspension system comprises a kind of tensio-active agent or surfactant mixtures, preferably makes up with a kind of ionogen with such consumption and ratio, can form the stratiform micellar phase to cause whole combination.This tensio-active agent, perhaps one or more these tensio-active agents can be a kind of lathering surfactant, in this case, just needn't add other optional lathering surfactant again in order to obtain desirable bubbling character.Preferably, this tensio-active agent, perhaps one or more these tensio-active agents are anionic.By making a kind of anion surfactant, can obtain most suitable suspension system with a kind of ionogen, a kind of nonionogenic tenside or the combination of a kind of cats product.Specially suitable system comprises a kind of anion surfactant and a kind of nonionogenic tenside, also adds a kind of ionogen if desired again and makes it more perfect.
The such suspension system that preferably is included in the dry grinding feed composition is:
The 0.5-30% anion surfactant is preferably 1.5-25%, more preferably is 2.5-20%.
The 0.2-20% nonionogenic tenside is preferably 1.0-15%, more preferably is 1.5-12%.
Suitable anion surfactant is the water-soluble salt of organo-sulfate and sulfonic acid, and they have a kind of aliphatic group that contains 8 to 22 carbon atoms in its molecular structure.
Its suitable example is following water-soluble salt:
-long chain aliphatic alcohol sulfate, particularly those salt that obtain with the vitriolization higher alcohols, and these higher alcohols are to make by the glyceryl ester that reduces in vegetables or animal oil or the fat, such as shea butter or Oleum Cocois;
-alkylbenzene sulfonate contains those alkylbenzene sulfonates of 6 to 20 carbon atoms such as alkyl wherein;
-the second and first sulfonated alkane;
Those ethers of-alkyl glyceryl ether sulfate, the particularly higher alcohols of from shea butter and Oleum Cocois, obtaining;
-fatty mono glyceride vitriol;
The sulfuric ester of-ethoxylized fatty alcohol contains 1-6 oxyethane (EO unit) in its molecule;
-sulfated ethoxylated alkylphenol, its molecule contain 1-8 oxyethane, and wherein alkyl contains 4-14 carbon atom;
The reaction product of-lipid acid, for example from Oleum Cocois resulting those, come esterification and neutralize with isethionic acid with sodium hydroxide;
With and composition thereof.
A kind of most suitable water-soluble synthetic anion surface active agent composition of suspension system is: the alkylbenzene sulfonate of sodium, potassium and magnesium, olefin sulfonate, alkyl-sulphate and glycerin fatty acid ester vitriol.These tensio-active agents also are suitable as lathering surfactant.
When no calcium ion (such as calcite or rhombspar) was originated, fatty acid soaps also was suitable as anion surfactant.Even having under the situation of calcium ion, perhaps still need add a spot of lipid acid (<4.5%), be beneficial to improve the stability of dilution rear suspension liquid.
The nonionogenic tenside that one class is fit to can briefly be described as such compound, they by hydrophilic alkylene oxide base in essence with a kind of perhaps be the organic compound condensation of aliphatic cpd or alkyl aromatics and making in essence.The hydrophilic group that connects with any specific hydrophobic group or the length of polyoxyalkylenes can easily be regulated, to produce a kind of equilibrated water-soluble cpds that has between desirable hydrophilic and hydrophobic composition.So just, can select nonionogenic tenside with suitable HLB.
Specific example comprises:
-in its straight or branched structure, have the condenses of the fatty alcohol of 8 to 22 carbon atoms, such as coconut alcohol ethylene oxide condensate with every mole of coconut alcohol 2 to 15 moles of ethylene oxide with oxyethane.
-its alkyl contains the condenses of 6 to 12 alkylphenols that carbon is former with every mole of alkylphenol 2 to 25 moles of ethylene oxide;
The reaction product of-quadrol and propylene oxide is with the condenses of oxyethane, and this condenses contains the vinyloxy group of 40-80 weight %, and 5000 to 11,000 molecular weight is arranged.
The nonionogenic tenside of other kind is:
-general structure is the tertiary amino oxides of RRRNO, aliphatic group that R is 8 to 18 carbon atoms here, and each then is the alkyl or the hydroxyalkyl of 1 to 3 carbon atom, for example dimethyl dodecyl amine oxide for other R;
-structure is the phosphine oxides of RRRPO, and here, a R is the aliphatic group of 8 to 18 carbon atoms, and each then is the alkyl or the hydroxyalkyl of 1 to 3 carbon atom, for example dimethyl dodecyl phosphine oxide for other R;
-structure is the dialkyl sulphoxide of RRSO, alkyl that R is a 10-18 carbon atom here, and another R then is methyl or ethyl, for example methyl tetradecyl sulfoxide;
-fatty acid alkyl alcohol amide;
The alkylene oxide condensate of-Fatty Alcohol(C12-C14 and C12-C18) alkylol amide;
-alkyl sulfhydryl.
Fatty alcohol ethylene oxide condensate and amine oxide are the particularly suitable compositions of suspension system.Amine oxide also is suitable as lathering surfactant.
Other well-known suspension system comprises one or more polymer viscosifiers.Polymkeric substance in this system can be natural or synthetic.Suitable polymers often is an anionic type.They can emulsoid and solid form acquisition.In addition, they also can be hydrophobic modified and/or crosslinked in addition.Such polymkeric substance comprises polycarboxylate type polymkeric substance, such as carboxymethyl cellulose, Natvosol, Vltra tears, carrageenin, alginate, tragacanth gum, Viscogum BE, guar gum etc.This polymkeric substance will easily be dissolved in the cold water and retrogradation and not luming.
The examples of polymers that is fit to comprises:
ACUSDL HASE and ASE series product are such as 820,823 and 842;
The POLYGEL/NEUTRAGEL series product are such as W30, DA, DS, DR and DB;
RHEOVIS series product such as CRX;
The CARBOPOL series product are such as Aqua30, ETD2690, ETD2691, ETD2623, EZ-1, EZ-2, EP-1, LNP-3,663,664 and 674;
PEMULEN series product such as TR1 and TR2;
STRUCTURE 2001、3001;
ALCOGUM SL-70 and SL-78.
ACUSOL is Rohm ﹠amp; The trade mark of Haas company;
CARBOPOL and PEMULEN are the trade marks of B F Goodrich company;
POLYGEL and NEUTRAGEL are the trade marks of Sigma 3V Inc.;
RHEOVIS is the trade mark of the extraordinary Products Co., Ltd of Ciba;
STRUCTURE is the trade mark of national starch and chemical company;
ALCOGUM is the trade mark of Alco company.
In dry grinding feed composition according to the present invention, polymer suspension system consumption will be selected like this, so that the viscosity of the suspension that obtains when waiting water gaging dilution is within the scope of above defined.This consumption is at least 0.1%, and generally will be no more than 10%.
Also can use the tensio-active agent and the polymer suspension system of combination.Particularly, by in the dry grinding feed composition, adding a small amount of thickening polymer in addition, can further improve stability based on a kind of suspension of tensio-active agent.
If be not to have had lathering surfactant in a kind of tensio-active agent suspension system, then can from known foaming negatively charged ion, nonionic, positively charged ion, zwitter-ion or amphoterics, choose it wantonly, they do not have injurious effects to this suspension system.
The pH of ready-to-use liquid abrasive material detergent preferably should be between 5 and 14.When the pH of detergent was alkalescence, clean performance just improved, be preferably to be higher than 9, and more preferably for being lower than 12.If desired, the dry grinding feed composition should contain another pH regulator system, such as a kind of suitable alkali, so that the pH of liquid detergent is in desirable scope.Suitable alkali is such as alkali metal hydroxide or carbonate, volatile salt, organic bases, such as triethylamine, amino methyl propyl alcohol (AMP), amino butanol, list, two or trolamine, monoisopropylamine or amino methyl propanediol.
Dry grinding feed composition according to the present invention can contain the optional member that improves its performance.Its example is a solid bleaching, especially goes up halogen bleaching agent.Under one situation of back, other composition of dry composition, particularly its tensio-active agent and suspension system obviously should be bleach stables.Other example is an organic solvent, such as hydrocarbon and terpene, alkanolamine, (gathering) ethylene glycol and (gathering) propylene glycol with and C 1-C 6Alkyl or phenyl ether.Such solvent load should not hinder the free-flowing character of dry composition, generally is to be lower than 6% therefore.
In addition, it is well-known other optional member that this dry composition can contain for the liquid abrasive material detergent in this area, such as:
For increasing its magnetism to the human consumer, as colorant, brightening agent and so on, and spices especially;
For preventing the speck pollution or giving its product with anti-anti-microbiological property, for example sanitas and sterilant;
Use character for improving it, for example: prevent free-flow agents (the layering agent of dry composition caking,<10%) (the Alusil ET that example: J.Crosfield sells, a kind of porous pure aluminium silicate, Socal P2V with the Solvay sale), make dry composition easier dispersion and/or give dispersion agent (example: molecular weight<100 with the freeze-thaw-stable property of the suspension that obtains in water, the oil that 000 anionic polymer, science are handled and/or the phosphoric acid salt or the phosphonic acid ester of other organic or inorganic), prevent the antifoams (example: lipid acid) of excess foam formation.Free-flow agents and dispersion agent are especially preferred other compositions.
Can have according to dry composition of the present invention to be suitable for dispersive Any shape in water easily, such as powder, particle, bead or even small pieces.Powder, particle and bead preferably should be free-pouring.Spraying drying as known in the art, fluidised bed drying, granulation and similarly method all be very suitable for obtaining these products, they are unrestricted flow and disperse easily and do not lump.For granulation, then adding a kind of auxiliary agent of granulating is that perhaps the polyoxyethylene glycol of 1500-4000 is useful such as molecular weight.
By being pushed, the above-mentioned product of a predetermined amount can make small pieces.They can contain the division auxiliary agent, to improve the dispersion in water.Such division auxiliary agent is well-known in laundry and dishwasher stain remover sheet field.
At any time available liquid abrasive material detergent dry composition thus adds an amount of water and obtains.Usually the consumption of water should make this product liquid contain the solid abrasive between 10% and 65%, is preferably 10%-60%, more preferably be 15-50%, and this liquid has viscosities il 21Being 0.4-3.0Passec, being preferably 0.8-2.5Passec, more preferably is 1.0-2.0Passec.
Preferred compositions
The preferred dry composition that contains based on a kind of suspension system of tensio-active agent will have following composition usually:
Preferably Preferred Composition
65-95% 70-90% The powder abrasive material
1.5-10% 2.0-8.0% Anion sulfate or sulfosalt surfactant
1.5-7.0% 2.0-6.0% The ethoxy alcohol nonionogenic tenside
1.0-10% 1.5-8.0% The alkaline pH conditioning agent preferably includes a kind of alkaline carbonate or supercarbonate
0-2.0% 0.1-1.5% Lipid acid
The preferred dry composition that contains based on a kind of suspension system of polymer viscosifier generally will have following composition:
Preferably Preferred Composition
85-99% 90-98% The powder abrasive material
0.1-2.0% 0.15-1.0% Negatively charged ion or nonionic lathering surfactant, preferably amine oxide
0.1-2.0% 0.15-1.0% The anionic thickening polymer agent
0.2-5.0% 0.5-4% The alkaline pH conditioning agent is preferably alkali metal hydroxide and/or alkanolamine
Add to 100% Water
Embodiment
Embodiment 1
Prepare a kind of solid abrasive composition that contains based on a kind of suspension system of tensio-active agent, it is composed as follows:
Linear alkyl benzene sulphonic acid 5.97
Lialet 111-5.5 1) 3.13
Omyacarb 30AV 2) 79.57
Yellow soda ash 7.22
Prifac 7901 3) 0.90
Acusol 823 4) 0.036
Spices 0.72
Proxel GXL 5) 0.028
Socal P2V 6) 1.00
Alusil 7) 0.75
Water 0.67
1) the ethoxy alcohol nonionogenic tenside of Condea chimica DAC sale
2) calcite of Omya sale it is said that the average grain granularity is 30 microns
3) fatty acid mixt of UniQema sale
4) Rohm ﹠amp; The polyacrylic ester that Haas sells
5) sanitas of Zeneca Biocides supply
6)
7) pure aluminium silicate of J Crosfield sale
At RotoJunior 10L type super mixer/granulator (Italian Zenchetta ﹠amp; C.S.r.1. company) in the groove, make Omyacarb and yellow soda ash be heated to about 50 ℃ linear alkyl benzene sulphonic acid, and it is scattered in this solid mixture.In case after scattering, just nonionic/lipid acid/polymkeric substance/a small amount of mixture of ingredients (except free-flow agents and the spices) is added in the groove.Carry out lentamente when the adding of linear alkyl benzene sulphonic acid and nonionic mixture will be rotated (300rpm) at stirrer, add the required time and be about 2 minutes.
Finish when adding this liquid, the stirrer of RotoJunior, knife mill (1400rpm) remain in operation, and continue reheat (65 ℃) 10 minutes.Afterwards, turn off stirrer and knife mill, and make its product cooling with water cooling RotoJunior.Start stirrer again every 5 minutes and mix several seconds.Then free-flow agents is added (Socal U2) and discharging.Use spray gun and keg to add spices outside then.
Embodiment 2
Prepare a kind of solid abrasive composition that contains based on a kind of suspension system of polymer viscosifier, it is composed as follows:
Calcite 95
(arbopol ETD 2623 1) 0.36
(C16-18) alkyl dimethyl amine oxide 0.42
AMP (amino methyl propyl alcohol) 0.38
NaOH 1.00
Spices 0.84
Water etc. reach 100%
1) polyacrylic ester of BF Goodrich sale
Mixture operation carries out with the Kenwood Chef mixing tank that uses " K " shape to connect, and its step is as follows:
1. calcite is added in the tempering tank.
2. add polymer powder and mixed about 5 minutes, for avoiding any loss of powder, mixing velocity fixes on and is low to moderate middling speed.Remaining composition is a liquid, adds by means of dropper.
3. when mixing, add the AMP that is scattered in advance in about 1% water.
4. add NaOH (10% solution), mixed about 5 minutes.
5. adding amine oxide.
6. adding spices; Mixed about 20 minutes, until forming a kind of gratifying homogeneous mixture.

Claims (7)

1. one kind is suitable for mixing to obtain the dried solids composition of the clean composition of stabilising liq abrasive material with water, and it comprises solid water-insoluble abrasive material, it is characterized in that said composition comprises:
I. at least 65% solid abrasive;
Ii. at least 0.1% suspension system is selected from:
A) one or more can form the tensio-active agent of stratiform micellar phase when mixing with water, or
B) one or more polymer viscosifiers,
Or its composition;
Iii. at least 0.1% foaming surfactant;
Iv. a free-flow agents and/or a kind of dispersion agent.
2. according to the dried solids composition of claim 1, it is characterized in that this dry composition with wait water gaging to mix after, resulting suspension has following flow characteristics:
η 0Be 2500Pas at least
σ cBe 2.5-25
η 21Be 0.1Pas at least.
3. according to the dried solids composition of claim 1, it is characterized in that the consumption of its abrasive material is at least 70%.
4. according to the dried solids composition of claim 3, the consumption that it is characterized in that abrasive material is 85-99%, and the consumption of foaming surfactant is 0.1-2%, and suspension system comprises the anionic thickening polymer agent that consumption is 0.1-2.0%.
5. according to the dried solids composition of claim 3, the consumption that it is characterized in that abrasive material is 70-95%, and suspension system comprises the ethoxylated alcohol nonionic surfactant of anion sulfate or sulfosalt surfactant and the 1.5-7% of 1.5-10%.
6. according to each the dried solids composition of claim 1-5, it is characterized in that described composition handles already making it unrestricted flow and to disperse easily, described treatment process is selected from spraying drying, fluidised bed drying and granulation.
7. one kind prepares the clean method for compositions of available at any time liquid abrasive material, comprise that each the composition that makes claim 1-6 mixes with a kind of liquid medium, this liquid medium contains consumption and is at least 85% water, so that the liquid abrasive material is cleaned the η that composition contains the solid abrasive of 10-60% and has 0.4-3.0Pas 21
CN01807818.4A 2000-04-05 2001-03-09 Solid dispersible abrasive compositions Expired - Fee Related CN1218026C (en)

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GB2434586A (en) * 2006-01-24 2007-08-01 Henkel Uk Structured liquid abrasive composition
PT2281853E (en) * 2009-08-05 2012-07-23 Omya Development Ag Use of 2-amino-2-methyl-1-propanol as additive in aqueous suspensions of calcium carbonate comprising materials
SI2392622T1 (en) * 2010-06-07 2013-07-31 Omya Development Ag Use of 2-aminoethanol as additive in aqueous suspensions of calcium carbonate comprising materials
PT2402167E (en) 2010-07-02 2013-12-11 Omya Int Ag Paper for inkjet recording
DE102012217139A1 (en) * 2012-09-24 2014-03-27 Henkel Ag & Co. Kgaa Pasty hand dishwashing detergent
US9688948B2 (en) 2012-09-25 2017-06-27 Conopco, Inc. Laundry detergent particles
WO2016096328A1 (en) 2014-12-18 2016-06-23 Unilever N.V. Powder composition for hard surface cleaning
RU2601303C1 (en) * 2015-08-25 2016-11-10 федеральное государственное бюджетное образовательное учреждение высшего образования "Пермский национальный исследовательский политехнический университет" Cleaning powder
SI3561002T1 (en) * 2018-04-23 2021-01-29 Omya International Ag Use of additives containing primary alkanolamines in aqueous mineral suspensions

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GB1339274A (en) * 1970-11-18 1973-11-28 Unilever Ltd Cleaning composition
US4581042A (en) * 1984-06-22 1986-04-08 Pro-Strength, Inc. Composition for removing hard-water build-up
CA2144065C (en) * 1992-09-09 2003-11-11 Alexander Allan Improvements to hard surface cleaners
GB9708500D0 (en) * 1997-04-25 1997-06-18 Unilever Plc Abrasive cleaning composition

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HUP0300292A2 (en) 2003-06-28
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WO2001077273A1 (en) 2001-10-18

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