CN103119146B - Aqueous rinse treatment compositions - Google Patents

Aqueous rinse treatment compositions Download PDF

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Publication number
CN103119146B
CN103119146B CN201180046949.XA CN201180046949A CN103119146B CN 103119146 B CN103119146 B CN 103119146B CN 201180046949 A CN201180046949 A CN 201180046949A CN 103119146 B CN103119146 B CN 103119146B
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China
Prior art keywords
treatment compositions
composition
rinse treatment
acid
containing water
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CN201180046949.XA
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CN103119146A (en
Inventor
R.K.阿加瓦尔
V.M.巴加耶
V.贝哈尔
A.S.查哈尔
D.H.德赛
P.K.库尔卡尼
N.R.皮萨尔
V.西罗希
N.弗马
D.克萨维尔
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Unilever IP Holdings BV
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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
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16Organic compounds
    • C11D3/37Polymers
    • C11D3/3703Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/373Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicones
    • C11D3/3742Nitrogen containing silicones
    • 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
    • C11D1/835Mixtures of non-ionic with cationic 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
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/0005Other compounding ingredients characterised by their effect
    • C11D3/001Softening compositions
    • C11D3/0015Softening compositions liquid
    • 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
    • C11D3/0005Other compounding ingredients characterised by their effect
    • C11D3/0026Low foaming or foam regulating compositions
    • 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
    • C11D3/16Organic compounds
    • C11D3/20Organic compounds containing oxygen
    • C11D3/2075Carboxylic acids-salts thereof
    • 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
    • C11D1/38Cationic compounds
    • C11D1/62Quaternary ammonium 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
    • C11D1/72Ethers of polyoxyalkylene glycols

Abstract

The invention relates to rinse treatment compositions that may be used to reduce residual surfactant from water that has been utilised for washing or rinsing fabrics. It has been found that rinse treatment compositions generally have the following problems: (i) turbid appearance; (ii) comparatively lower stability, especially at elevated temperature; (iii) phase separation, particularly, a floating oily layer; and, (iv) comparatively poor performance to provide an acceptable level of foam reduction. We have determined that some or all of the problems may be overcome or ameliorated by using selected silicones in particular rinse treatment compositions. The invention provides an aqueous rinse treatment composition having pH less than 7, the composition comprising: (i) a cationic compound; (ii) an amino functional polydimethylsiloxane; (iii) a non-ionic surfactant; (iv) an organic acid; and, (v) a rheology modifier.

Description

Containing water rinse treatment compositions
Invention field
The present invention relates to rinsing treatment compositions.Especially, the present invention relates to can be used for reducing from for wash or rinse fabric water in the composition of residual surfactant.
Hereinafter with reference to the application, the present invention is described.
Background and correlation technique
By being never counted as, the discussion running through any prior art of this specification sheets admits that such prior art is extensively known or form the part of this area common general knowledge.
Great majority development in and emerging nation, most people is washed in basin or bucket.Method washed in basin or bucket relates to soaking step, washing step and rinse step.In soaking step, by dirty laundry soaMng in detergent solution.In this stage, people prefer to use the high detergent composition bubbled.In washing step, people are usually by direct acting bar (bar), and such as NSD (non-soap detergent) bar puts on serious soiled areas.Instrument such as brush is also used to clean soiled areas.Under these circumstances, a considerable amount of aniorfic surfactant is retained in fabric face.This phenomenon is also known as " hangover " of aniorfic surfactant in the art.When this fabric of full aniorfic surfactant is carried in rinsing, tensio-active agent causes the foam of significant quantity in rinsing liquid.In rinse step, usual rinsing clothes three to four times, each use one barrel of clean water.The major cause that rinsing is three to four times is that people understand rinsing clothes usually until there is minimum foam, soapy feeling or turbidity in rinsing liquid.Subproblem is the view of people.
Tensio-active agent cleaning action is along with foaming, and people attempt by rinsing scumming repeatedly.Three to four barrels of water for rinsing are not suitable for any secondary and use, and are therefore usually dropped.
Several countries are in the world classified as the country of water-anxiety by World Water board of management and United Nations (the World Water Council and United Nations) (UNO), namely face the country of anxious degree water shortage.A large amount of water needs for industrial sector and agricultural sector.Although the demand for water keeps increasing, supply continues unstable, because most of water is from seasonal rainwater; Its timing property, persistence and intensity become day by day can not expect.Therefore water will become day by day rare natural resources.
In this context, human consumer will contribute to the product that they reduce their domestic water consumption by preferring to use.Laundry is one of maximum housework of water consumption, and therefore considers that, in the world for the amount of washed water, it has huge environmental influence.The major part of this water is not recycled.
Therefore, need one can contribute to particularly reducing water consumption when rinsing clothes, clothing in laundry, and contribute to the product saving water thus.
In the past, carry out some in this direction and attempted.
WO0121747A (Procter & Gamble) discloses fabric rinsing treatment compositions; described composition has certain transparence value after the dilution of two (the stearyl-oxygen ethyl) aqueous ammonium chloride solution of the dimethyl being less than 0.04 % by weight, and at least about 50% suds reduced value.Press down foam system and be especially selected from polysiloxane (silicone) defoaming compounds and quaternary ammonium compound.This is openly referred to the clarity issues of rinse water.
WO0198447A (Procter & Gamble) discloses fabric rinsing treatment compositions, it comprises: the pH for rinsing being bathed is brought down below the acid of about 6.5, what have defoamer presses down foam system, Metal Ion Control Agents, crystal growth inhibitor, polymer dispersant, and washing assistant.Having described polysiloxane is most preferred defoamer.
EP2179019A2 (Byotrol PLC, 2010) discloses antimicrobial composition, and it comprises and has surfactant properties, has the antimicrobial reagent of high surface tension especially, is selected from and has formula (H 3c) [SiO (CH 3) 2] nsi (CH 3) 3(H 3c) [SiO (CH 3) H] nsi (CH 3) 3those and composition thereof siloxanes, wherein n is 1-24, and described siloxanes has the surface tension of 20mN/m-30mN/m scope especially, and polar solvent; The ratio of the antimicrobial reagent and siloxanes wherein with surfactant properties is about 100 :1 to about 5 :1.Described composition preferably has other antimicrobial reagent, such as BIT (benzisothiozolinone).
The present inventor finds that rinsing treatment compositions has following problem usually:
(i) cloudy appearance;
(ii) lower stability, particularly at elevated temperatures;
(iii) be separated, particularly floating oil reservoir; With
(iv) for providing the foam of acceptable level to reduce, poor performance.
We determine that particularly rinsing treatment compositions, can overcome or alleviate some or all problems of prior art by using the polysiloxane selected.
Summary of the invention
According to first aspect, the invention provides pH be less than 7 containing water rinse treatment compositions, described composition comprises:
(i) cationic compound;
(ii) polydimethylsiloxane of amino-functional;
(iii) nonionic surface active agent;
(iv) organic acid; With
(v) rheology modifier
Wherein, the polydimethylsiloxane emulsified formation emulsion of described amino-functional, wherein said emulsion comprises described nonionic surface active agent, an at least described organic acid part and described rheology modifier.
According to second aspect, the invention provides the method containing water rinse treatment compositions for the preparation of first aspect, wherein said method comprises the following steps: the polydimethylsiloxane of described cationic compound, amino-functional, nonionic surface active agent, organic acid and rheology modifier are added to the water to form mixture, and stir described mixture to form described composition, the polydimethylsiloxane emulsified formation emulsion of wherein said amino-functional, described emulsion comprises described nonionic surface active agent; An at least described organic acid part, and described rheology modifier, and contain water rinse treatment compositions described in described emulsion mix with described cationic compound in the presence of water to obtain.
According to the third aspect, the invention provides the method for rinse fabric, it comprises the step that fabric is contacted with the aqueous solution of the composition of first aspect, has wherein made described fabric contact with detergent composition in advance.
According to fourth aspect, the purposes of the fabric that the composition that the invention provides first aspect has cleaned with detergent composition for rinsing.
According to the 5th aspect, the invention provides external member (kit), it comprise first aspect containing water rinse treatment compositions, with about using one group of operation instructions (instructions) of described composition.
Term " comprises " and is intended to be not limited to any key element described subsequently, but comprises and unspecifiedly have key element that is main or secondary function importance.In other words, the step enumerated, key element or selection must not be exhaustive.No matter when use word " to comprise " or " having ", these terms are all intended to be equivalent to as defined above " comprising ".
Except in operational example and comparative example, or when clearly stating in addition, in this specification sheets, represent that all numerals of material quantity all should be understood to be modified by word " about ".
Should note illustrating in any concentration or quantitative range, any specific upper concentration can be combined with any specific least concentration or quantity.
Term weight percent, per-cent by weight, % by weight, % by weight etc. are synonyms, its refer to material concentration be this material weight divided by composition weight and be multiplied by 100.
The numerical range described by end points comprises all numerals (such as 1-5 comprises 1,1.5,2,2.75,3,3.80,4 and 5) be included within the scope of this.
Singulative " a ", " an " and " the " as used in this specification sheets and appending claims comprise plural reference, specify unless context is clear in addition.Therefore, such as, about the composition comprising " compound (a compound) ", it comprises the mixture of two or more compounds.The implication that term "or" as used in this specification sheets and appending claims comprises "and/or" with it usually uses, unless context is clearly specified in addition.
Term " fabric " used herein ", " clothing " and " textile article " be intended to refer to usually clean in regular laundry process any goods.
Therefore this term comprises the goods of clothes, linen, cloth (drapery) and garment accessories.This term also comprises all or in part such as, by other article textile, tote bag, cover for furniture, waterproof cloth etc.In addition, fabric can be made up of natural fiber, synthon or its combination.
To explain the present invention in detail now.
Specifically describe
According to first aspect, the invention provides pH be less than 7 containing water rinse treatment compositions, wherein said composition comprises:
(i) cationic compound;
(ii) polydimethylsiloxane of amino-functional;
(iii) nonionic surface active agent;
(iv) organic acid; With
(v) rheology modifier
Wherein, the polydimethylsiloxane emulsified formation emulsion of described amino-functional, wherein said emulsion comprises described nonionic surface active agent, an at least described organic acid part and described rheology modifier.
cationic compound:
Cationic compound, preferably with 0.5 % by weight-10 % by weight, more preferably with 2 % by weight-8 % by weight, and is most preferably present in composition with 0.5 % by weight-7.5 % by weight.Cationic compound is preferably selected from: the benzalkonium chloride class of benzalkonium chloride, replacement, two (C 8-C 12) dialkyl dimethyl ammonium chloride, chlorination N-(3-chlorallyl) vulkacit H (N-(3-chloroallyl) hexaminium chlorides), benzethonium chloride, methyl benzethonium chloride, cetylpyridinium chloride, or ester based quaternary ammonium salt class (esterquats), and ethanol based quaternary ammonium salt.Cationic compound should be water miscible and should be able to aniorfic surfactant complexing.Some cationic compounds, such as benzalkonium chloride also can serve as sanitas.Suitable commercially available cationic compound comprises BARQUAT tM, MAQUAT tM, VARIQUAT tM, HYAMINE tM1622 and HYAMINE tM10X, BARDAC tM, DOWICIDE tM, DOWICIL tMand CEPACOL tM.
Benzalkonium chloride is most preferred cationic compound, and it can be purchased by 50% aqueous solution usually.When being not wishing to be bound by theory, believe except with except the aniorfic surfactant complexing be usually present in detergent composition, cationic compound also contributes to reducing foam.
the polydimethylsiloxane of amino-functional:
The polydimethylsiloxane of suitable amino-functional has been described in US2008275194 (transferring Wacker Chemie AG), its by reference entirety be incorporated herein.
This composition comprises the polydimethylsiloxane of the amino-functional of 0.01 % by weight-5 % by weight.Preferred composition comprises the polydimethylsiloxane of 0.1 % by weight-0.5 % by weight amino-functional.Preferred composition comprises the polydimethylsiloxane of 02 % by weight-0.4 % by weight amino-functional.
Further preferably the amine value of the polydimethylsiloxane of amino-functional is at least 0.6mg/KOH/g, more preferably 0.6-2.0mg/KOH/g, and most preferably 1.0-1.5mg/KOH/g.
When measuring at 20 DEG C, the surface tension of the polydimethylsiloxane of preferred amino-functional is about 20mN/m-30mN/m, preferred 25mN/m.When being not wishing to be bound by theory, believe that lower surface tension makes the polydimethylsiloxane of amino-functional better disperse.
nonionic surface active agent:
Also nonionic surface active agent is comprised containing water rinse treatment compositions.Nonionic surface active agent is well known in the art.The nonionic surface active agent that preferred selection is strictly mated with the HLB value of the polydimethylsiloxane of amino-functional in moisture polysiloxane emulsion.
The 80%-120% of the HLB of the polydimethylsiloxane that the HLB (hydrophilic-lipophilic balance) of preferred nonionic surface active agent is amino-functional.
The hydrophile-lyophile balance of tensio-active agent is it is hydrophilic or the tolerance of the degree of oleophylic.One skilled in the art will recognize that what HLB is, and how to measure.Also the mixture of nonionic surface active agent can be used.Believe that having of nonionic surface active agent helps minimizing and be separated.Described composition comprises 0.01 % by weight-1 % by weight, and preferably 0.01 % by weight-0.5 % by weight, and more preferably 0.01 % by weight-0.8 % by weight nonionic surface active agent.Preferred nonionic surface active agent belongs to Trideceth category.The Trideceth category of nonionic surface active agent comprises: Trideceth-2, Trideceth -3, Trideceth-4, Trideceth-5, Trideceth-6, Trideceth-7, Trideceth-8, Trideceth-9, Trideceth-10, Trideceth-11, Trideceth-12, Trideceth-15, Trideceth-18, Trideceth-20, Trideceth-21 and Trideceth-50.These materials are polyglycol ethers of tridecyl alcohol.Also known they be polyoxyethylene tridecyl ether.The mean number of ethylene oxide unit in numeral molecule in title.Particularly preferably Trideceth-3 and Trideceth-5.Trideceth tensio-active agent is used in the formula of various skin care and hair care product.
Except the nonionic surface active agent enumerated above, preferred composition can also comprise butoxy diglycol (butyoxydiglycol).It is also known as butyl carbitol.Its molecular structure is C 4h 9(OCH 2cH 2) 2oH.
organic acid:
Described composition also comprises organic acid.Preferred acid can be selected from: citric acid, succsinic acid, polyacrylic acid, acetic acid, boric acid, propanedioic acid, hexanodioic acid, fumaric acid, lactic acid, oxyacetic acid, tartrate, tartronic acid, toxilic acid.When being not wishing to be bound by theory, believe that organic acid improves the rheological of emulsion.Particularly preferably citric acid and acetic acid.Described composition comprises 0.5 % by weight-5 % by weight, and preferably 0.8 % by weight-4 % by weight, and most preferably 1 % by weight-3 % by weight organic acid.Also the mixture of acid can be used.
Although preferably organic acid; But also can use mineral acid such as hydrochloric acid as Equivalent, although it is with lower per-cent.
rheology modifier:
Described composition also comprises rheology modifier, further to the rheology modified effect of any organic acid.Preferred rheology modifier is carboxylate salt, more preferably alkali metal carboxylates.Most preferred salt is sodium acetate.
the emulsion of the polydimethylsiloxane of amino-functional:
By the polydimethylsiloxane emulsified formation emulsion of disclosed amino-functional, wherein said emulsion comprises nonionic surface active agent, an at least described organic acid part, and rheology modifier.Then this emulsion can be used for preparation according to rinsing treatment compositions of the present invention.Preferred composition has the emulsion of 0.1 % by weight-5 % by weight, and more preferably 0.2 % by weight-2 % by weight, and most preferably 0.5 % by weight-1 % by weight emulsion.Described emulsion can contain 40%-80% solid.Suitable polysiloxane emulsion can obtain from Wacker Chemie AG.Preferred emulsion is Wacker UL7722M1.When described composition comprises this emulsion, organic acid at least certain part is present in emulsion.Remaining can be included in main composition.
the pH of rinsing treatment compositions:
When measuring at 20 DEG C, the described pH containing 0.2 % by weight solution of water rinse treatment compositions in distilled water is less than 7, preferred 1.5-6.5, most preferably 1.5-4, and more preferably 1.5-3 further.When being not wishing to be bound by theory, believe that acid pH range contributes to reducing foam.Because composition comprises acid, therefore this pH can be realized.
water:
Due to ability and the low environmental impact of the low cost of water, easy acquisition, security, the most of composition of dissolving, therefore substantially comprise water containing water rinse treatment compositions.
Water-content in described composition is preferably at least 50 % by weight, more preferably at least 60 % by weight, and further preferably 75 % by weight-95 % by weight and most preferably 88 % by weight-92 % by weight.Water preferably by demineralization, and more preferably can have about 6, the pH of such as 6.2.Also can use water and lower molecular weight (being such as less than about 200D) organic solvent, such as lower alcohol is as the mixture of ethanol, propyl alcohol, Virahol or butanols, but preferred less amount.Low-molecular-weight alcohol comprises monohydroxy-alcohol, dibasic alcohol (such as ethylene glycol), trivalent alcohol (such as glycerine), and higher polyol.
preferred component:
polydimethylsiloxane and pyrogenic silica:
The present inventor observes prior art compositions:
(i) apparent haziness;
(ii) there is lower stability, particularly at elevated temperatures;
(iii) show and be separated, particularly floating oil reservoir; With
(iv) show poor performance, the ability of acceptable foam minimizing level is particularly provided.
Observe and can solve such problem with preferred composition.But some preferred compositions have the trend of foaming upon agitation.Although this may not be counted as problem, we find when polydimethylsiloxane and pyrogenic silica are included in some preferred compositions, can not bubble.Therefore, composition also comprises polydimethylsiloxane and pyrogenic silica is preferred.
perfume compound:
Preferred composition comprises perfume compound.Under these circumstances, rinsing treatment compositions can provide the perfume compound effect (impact) of high quality and long duration for clothing.
As used herein, term " perfume compound " is for representing any material odorous, and it is discharged in moisture rinsing solution and/or on the fabric be in contact with it subsequently.
Perfume compound at room temperature most will be commonly liquid.The chemical of known many types is used for perfume compound, comprises material such as aldehyde, ketone and ester.More generally, known natural formation plant and animal oil and comprise various chemical composition mixture exudate be used as perfume compound.Perfume compound herein can be relatively simple on its composition, or can comprise the very complicated mixture all selecting and provide the natural of the smell of any hope and synthetic chemical components.Typical perfume compound can comprise, such as, comprise exotic materials (exotic materials) such as santal, civet and patchouli oil wooden/soil property base material (base).Perfume compound can have the light fragrance of a flower, such as rose extract, violet extract and cloves.Also perfume compound can be mixed with the fruity odours that hope is provided, such as bitter orange, lemon and orange.Equally, can for the effect of massaging with perfume compound, such as provide lax or mood hale and hearty to select perfume compound.Therefore, any material distributing pleasant or other smells of wishing can be used as the perfume compound in the present composition.Equally, perfume compound can be encapsulation type, such as shear sensitive capsule, and it to be deposited on fabric and can to experience and breaks during rinse cycle, discharges perfume compound subsequently.
sanitas:
Although some cationic compound, such as benzalkonium chloride also can serve as sanitas, and the moisture rinse composition that helps also can comprise further sanitas.
Known anti-microbial preservative can be added composition of the present invention.Polluted by certain micro-organisms and microorganism growth and may cause solution that is ugly and/or stench.
Microorganism growth in solution is normally disgusting; Preferably comprise anti-microbial preservative, it is effectively for suppressing and/or regulating microorganism growth to increase the stability in storage of composition.Preferred waterborne-type preservation includes organic sulfur compound, halogenated compound, cyclic organic nitrogen compounds, Low Molecular Weight Aldehydes, quaternary ammonium compound, dehydroacetic acid (DHA), phenyl and phenolic compound, and composition thereof.Most preferred sanitas is 3-isothiazolone compounds.Suitable isothiazoline comprises BIT, and it can trade(brand)name PROXEL tMproduct obtains, and 2-methyl-4,5-trimethylene-4-isothiazoline-3-ketone, and it can trade(brand)name PROMEXAL tMobtain.The preferred content of sanitas is about 0.0001 % by weight-0.5 % by weight, more preferably 0.0002 % by weight-0.2 % by weight, most preferably 0.0003 % by weight-0.1 % by weight.
tinting material and cover dyestuff:
Although preferably do not contain toner containing water rinse treatment compositions, said composition can comprise the tinting material of 0.001-2 % by weight, and it can be dyestuff or pigment.In order to welcome appearance and joyful outward appearance attractive in appearance, tinting material can comprise in the composition.Suitable dyestuff and pigment can be selected from document.Dyestuff is well known in the art and can obtains from various source.Dyestuff also can be so-calledly cover dyestuff, and it is particularly useful for making white garments brighter whiter.
cover dyestuff:
Described composition preferably comprises blueness or the purple screening agent of 0.0001-0.01 % by weight scope.
Screening agent decreases the breakage sense to many coloured apparel, and adds the whiteness sense of white garments.
Screening agent is preferably selected from blueness and the purple dye of alkaline, the direct and acid type of solvent dispersion listed in color index (Society of Dyers and Colourists and American Association of Textile Chemists and Colorists2002).
The direct purple dye of preferred existence or directly blue dyes.Preferably, described dyestuff is tetrazo, trisazo dye or triphen dioxazine (triphendioxazine) dyestuff.Preferably not carcinogenic benzidion (benzidene) dyestuff.
The dyestuff of tetrazo cupric can be used, such as direct purple 66.Most preferred disazo dyes has following structure:
Wherein:
As directed, ring D and E can be naphthyl or phenyl independently;
R1 is selected from: hydrogen and C1-C4-alkyl, preferred hydrogen;
R2 is selected from: hydrogen, C1-C4-alkyl, substituted or unsubstituted phenyl and substituted or unsubstituted naphthyl, preferred phenyl;
R3 and R4 is independently selected from hydrogen and C1-C4-alkyl, preferred hydrogen or methyl;
X and Y is independently selected from hydrogen, C1-C4-alkyl and C1-C4-alkoxyl group; Preferably, described dyestuff has X=methyl; With Y=methoxyl group, and n is 0,1 or 2, preferably 1 or 2.
Preferred disazo dyes is direct purple 7, direct purple 9, direct purple 11, direct purple 26, direct purple 31, direct purple 35, direct purple 40, direct purple 41, direct purple 51 and direct purple 99.
Preferred solvent and dispersed dye are selected from monoazo or fear quinone dyestuff, most preferably, and solvent violet 13,63 ,DIS,PER,SE ,Vio,let, 63 27,63 ,DIS,PER,SE ,Vio,let, 63 26,63 ,DIS,PER,SE ,Vio,let, 63 28,63 ,DIS,PER,SE ,Vio,let, 63 63 and 63 ,DIS,PER,SE ,Vio,let, 63 77.
Preferred pigment is pigment Violet 23.
The example of suitable organic dye is disclosed in WO2008/017570.Preferred dyestuff also comprises acid violet 50 and acid blue 98.Also screening agent/the toning agent (hueing agent) of preferred polymeric.
fluorescent agent:
Described composition preferably comprises fluorescent agent (optical whitening agent).Fluorescent agent be know and many such fluorescent agents are commercially available.Usually, these fluorescent agents provide with the form of their an alkali metal salt such as sodium salt and use.The total amount of one or more fluorescent agents used in composition is generally 0.005-2 % by weight, more preferably 0.01-0.1 % by weight.
Preferred fluorescent agent type is: distyryl biphenyl compound, such as Tinopal (trade mark) CBS-X, diamines stilbene disulfonic acid compound is Tinopal DMS pure Xtra and Blankophor (trade mark) HRH such as, and pyrazoline compounds such as Blankophor SN.Preferred fluorescent agent is: 2-(4-styryl-3-sulfophenyl)-2H-naphthols [1,2-d] 1-Sodium-1,2,4-Triazole, 4,4 '-bis-{ [(4-anilino-6-(N-methyl-N-2-hydroxyethyl) amino-1,3,5-triazine-2-base)] amino stilbene-2-2 '-disulfonate, 4,4 '-bis-{ [(4-anilino-6-morpholino-1,3,5-triazine-2-base)] amino stilbene-2-2 '-disulfonate, with 4,4 '-bis-(2-sulfostyryl) biphenyl disodium.
Just cover with regard to dyestuff, fluorescent agent can be adopted to introduce in composition, protection fluorescent agent to avoid with other components undesired interaction and/or guarantees that the hangover of reagent enters rinsing and deposits to improve.
Except above-mentioned neccessary composition, described composition can also comprise one or more optional members as described below.
optionallybecome point
heavy metal ion sequestrant:
Some organic acids are known has sequester character.Example is citric acid.When organic acid does not provide sufficient heavy metal ion sequestration, further sequestering agent can be added.In this article for whiteness and the HMI control of the best, heavy metal ion (HMI) sequestering agent can prove useful component.For heavy metal ion sequestrant, refer to the component playing the effect of sequester (chelating) heavy metal ion.These components also can have calcium and magnesium sequestering power, but they are preferentially in conjunction with heavy metal ion such as iron, manganese and copper.When water is the tap water of poor quality and therefore comprises the HMI of high-content, these compounds or even be supposed to.
Heavy metal ion sequestrant, preferably with 0.005 % by weight-5 % by weight, more preferably with 0.1 % by weight-3 % by weight, most preferably exists with the content of 0.2 % by weight-1 % by weight.Suitable heavy metal ion sequestrant comprises organic amido phosphonate, such as amino alkylidenyl poly-(phosphonic acids alkylene ester) and phosphonic acids nitrilo trimethylene ester.Preferred organo-aminophosphonic acid ester is diethylenetriamine five (phosphonic acids methylene radical ester) and hexanediamine four (phosphonic acids methylene radical ester).Other suitable heavy metal ion sequestrant are quadrol-N, N '-disuccinic acid (EDDS).
stablizer and viscosity:
Preferably without any under the existence of thickening material, the viscosity containing water rinse treatment compositions is 1.8cP-5.0cP, more preferably 1.8cP-2.5cP.At 25 DEG C, at HAAKE tMviscometer Model VTS50 uses the rotor measurement viscosity that number is MV1.When using the emulsion of polydimethylsiloxane of amino-functional, preferably have for emulsion is also therefore for rinsing treatment compositions provides the composition of better stability.Described composition preferably comprises 0.01 % by weight-3 % by weight, preferably 0.5 % by weight-2 % by weight, more preferably the stablizer of 0.1 % by weight-1 % by weight, described stablizer is selected from xanthan gum or derivatives thereof, alginate or its derivative, polysaccharide polymer as the cellulose materials replaced, such as ethoxylated cellulose, carboxymethyl cellulose, Walocel MT 20.000PV, hydroxypropylcellulose, hydroxyethyl and composition thereof.Most preferably Walocel MT 20.000PV.When there is such thickening material, the viscosity of composition can be higher than 1.8cps to 5.0cps.
pearling agent (pearlsingagent):
This composition can also comprise pearling agent, and such pearling agent is well known in the art.Pearling agent is generally comprised within shampoo, liquid soap and astringent.Any suitable pearling agent can be used.
When it is present, pearling agent is preferably 0.0001-0.5 % by weight, and more preferably 0.01 % by weight-0.4 % by weight, and most preferably 0.1 % by weight-0.2 % by weight.When composition comprises pearling agent, use stablizer as above can be favourable especially.When using such pearling agent, the composition of gained may be no longer transparent, and can be called as partially transparent or translucent.
Preferred described composition is not containing aniorfic surfactant.Aniorfic surfactant may cause foaming in rinsing liquid, instead of prevents from bubbling.Those skilled in the art will know that what aniorfic surfactant is.
the form of composition
Composition of the present invention can be liquid or liquid-gel form.In order to obtain better dispersiveness, described composition is preferably liquid.Term liquid refers to flowable water quality material.As already described above, the viscosity of composition is preferably 1.8cP-5.0cP.In liquid-gel form, viscosity can be higher.
packaging:
Described composition is preferably packaged in bottle or pouch.Said composition under lower solid content, or selectively under higher solid content, namely can be sold in a concentrated form.This concentrated type composition can dilute deposit, and sells with instant available form.Dealer and supplier can buy concentrated type composition, add water and are diluted to required dilution level, and sell them.Described concentrated type composition can not contain additive, such as perfume compound, tinting material and other there is the component of different qualities.These additives can be joined in supermarket by dealer and supplier.Such concentrated type composition also can be sold by the graduated extra package of tool, content can be diluted to water by terminal user and to be up to given mark.
method (process), method (method), purposes and external member:
According to second aspect, the invention provides the method containing water rinse treatment compositions for the preparation of first aspect, it comprises the following steps: the polydimethylsiloxane of described cationic compound, amino-functional, nonionic surface active agent, organic acid and rheology modifier are added to the water to form mixture, and stir described mixture to form described composition, wherein, polydimethylsiloxane emulsified to form emulsion by amino-functional, wherein this emulsion comprises nonionic surface active agent; An at least organic acid part, and rheology modifier; And this emulsion is mixed with cationic compound to obtain containing water rinse treatment compositions in presence of water.
The method can be undertaken by simply being mixed by each composition, and any suitable mixing machine or blender all can be used for mixing described composition.The method is preferably carried out at 25 DEG C-30 DEG C.
According to the third aspect, the present invention relates to the method for rinse fabric, it comprises the step that fabric is contacted with the aqueous solution of the composition of first aspect, has wherein made described fabric contact with detergent composition in advance.Known human consumer first by dirty laundry soaMng in the aqueous solution of powder detergent composition.Then, some human consumers also before rinsing clothes by direct acting bar, such as NSD bar puts on serious soiled areas.The method wherein detergent composition be non-soap detergent (NSD) bar under such circumstances can be particularly useful.Preferably in the method, described composition uses when the first rinsing, makes it possible to avoid further rinsing.
According to fourth aspect, the purposes of the fabric that the composition that the present invention relates to first aspect has cleaned with detergent composition for rinsing.Preferred purposes is when rinsing treatment compositions comprises perfume compound.Under these circumstances, as further preferred purposes, be for wet wash provides high perfume compound effect.The aqueous solution that what cycles of washing was left over comprise aniorfic surfactant can be the washings or rinsing liquid that produce during washing or cleaning article, particularly clothing.In use, user preferably by the composition dosing of 10ml-12ml in about 10 liters of rinse water, i.e. in the clean water of rinsing clothes.User can make the eddies of water revolve 5-10 second, and then adds clothing one by one or once.Selectively, first clothing can be added to the water by user, and then composition described in dosing.Net result can not be obviously different.User can increase the dosing amounts of composition to reduce visible foam, and this depends on %AD (activated detergent) content of the detergent composition for clean clothing inherently.
According to the 5th aspect, the present invention relates to external member, it comprises the composition of first aspect; With one group of operation instructions about the described composition of use.
To explain the present invention in more detail by means of following nonlimiting examples now.
embodiment-1
Plan series of experiments has lower turbidity, preferably stability to obtain, especially at elevated temperatures; Lower is separated and good performance, the preferred composition of the ability especially in the foam minimizing providing acceptable level.
embodiment
Table-1 describes total formula of rinsing treatment compositions.Assign to prepare several composition by the one-tenth changing polysiloxane emulsion.Prepare 11 kinds of Comparative composition (the composition coding 1-11 of table-2).Prepare two kinds of preferred compositions (the composition coding 12 and 13 of table-2).The particular content of polysiloxane emulsion provides in table-2.
table-1
table-2
table-2 continues
table-2 continues
Annotation: in upper table, PDMS represents polydimethylsiloxane, and PEG represents polyoxyethylene glycol.The pH of the solution of the composition 12 and 13 of 0.2 % by weight is 5.5.The pH of the solution of the composition 1-11 of 0.2% is 5.0-5.5.
Be separated (by visible thin slice (flake) or the floating oil reservoir) of observation group's compound at 45 DEG C after store overnight; The performance of defoaming activity, and the trend that composition bubbles.Observations is shown in following table-3.
table-3
When reading together with the description in 2 with table 1, the rinsing treatment compositions (coding 1 to the coding 11 of table-2) that the result in table-3 shows to comprise Comparative composition show be separated, poor defoaming activity performance, and muddy.On the other hand, preferred composition (coding 12 and 13 of table-2) shows good performance.In addition, after by the Comparative result of the result of coding 12 and coding 13, it is evident that composition itself does not have foaming tendencies in coding 13, and for coding-12, composition itself bubbles.Therefore, the preferred rinsing treatment compositions comprising Wacker UL7722M1 (it comprises polydimethylsiloxane and pyrogenic silica successively) is better than the composition of coding 12.But composition coding-12 also illustrates preferred composition.
embodiment-2
Carry out internal consumers test with effect of the composition of the group member's test chart-2 with training coding-13.Each group member is required the dirty fabric bringing Normal Wash-carrying capacity.Subsequently, (14%AD) detergent powder rinsing washing-carrying capacity separately of each group member's standard.Before rinse stage, require that about 10ml is shown composition (comprising the polysiloxane emulsion of the coding 13 according to table-2) dosing of-1 in the bucket comprising 8-10 premium on currency by all group members.After composition adds, group member is according to their normal rinsing habit rinsing clothes in bucket.Subsequently, each group member evaluates bubble amt in rinsing parameter such as water and on fabric and soapiness.Group member uses the scorecard of 0-10, and 0 is lower intensity, and 10 represent higher intensity.In order to comparative evaluation, rinsing treatment compositions is not added in rinse water.Result is shown in following table-4.
table-4
Result in table-4 shows that preferred composition decreases the soapiness of bubble amt and rinsing liquid.
embodiment-3
Design some experiments and compare the water yield needed for clothing by using preferred rinsing treatment compositions rinsing washing-carrying capacity.Human consumer uses the clothing of 3 to 4 barrels of water rinse list washing-carrying capacity usually.
method
12 group members are required to evaluate and effect of the composition coding-13 of deciding grade and level table-2.Require that each group member adds any rinsing treatment compositions in the usual way and not and washs and the dirty clothing of rinsing washing-carrying capacity; And use composition coding-13 washing and another washing-carrying capacity of rinsing.
table-5
annotation: NSD represents non-soap detergent.
When preparing rinsing clothes, require that each group member uses with them by their the first washing-carrying capacity of normally used as many water rinse, until they be sure of rinsing liquid or clothing, soap is not sliding, and rinsing liquid does not have foam.Record the water yield being used for the first washing-carrying capacity of rinsing by each group member.Subsequently, their the second washing-carrying capacity of each group member's rinsing is required.In this case, require that group member is by preferred for 10ml composition coding-13 dosings to every barrel of water.Also record by the water yield of each group member for rinsing the second washing-carrying capacity.
Find for the first washing-carrying capacity, the mean vol of rinse water is 22-45 liter, and is 18-35 liter for the second washing-carrying capacity.Observe when using composition coding-13, the mean vol of rinse water is lower.
Also require that each group member defines the level for the water yield of their each rinsing carrying capacity of rinsing on the numerical grade of 1-8; Wherein 1 is minimum amount and 8 is very high amounts.In same grade, they also define the level to the perfume compound effect of the wet wash of rinsing.Under the confidence level of 95%, average score and their statistics significant figure are shown in table-6.Each mark is the mean value of 24 data points.
Table-6
Annotation: LSD represents least significant digit difference.
Described mark shows when they use preferred composition, and group member employs the water of statistically obviously lower amounts for rinsing.In surprise, preferred composition is used also to obtain the perfume compound effect statistically higher to wet wash.
Embodiment exemplified by understanding is provided even and limpid containing water rinse treatment compositions.Also the embodiment exemplified by understanding is provided and shows better defoaming activity and lower being separated, especially at 45 DEG C during store overnight, contain water rinse treatment compositions.What have lower foaming tendencies after also the embodiment exemplified by understanding being provided stirring contains water rinse treatment compositions.Described embodiment still provides contribute to reducing for rinsing clothes the water yield containing water rinse treatment compositions, reduce the consumption of water and relevant environmental influence thus.
Should be appreciated that the specific form of the present invention illustrating and describe only is intended to representational herein because can when do not depart from of the present disclosure clearly instruct make wherein some change.
Although describe the present invention with reference to specific embodiment, those skilled in the art will understand the present invention and can implement with other forms many.

Claims (13)

1.pH be less than 7 containing water rinse treatment compositions, it comprises:
(i) cationic compound;
(ii) the polydimethylsiloxane of amino-functional;
(iii) nonionic surface active agent;
(iv) organic acid; With
(v) rheology modifier,
Wherein, the polydimethylsiloxane emulsified formation emulsion of described amino-functional, wherein said emulsion comprises described nonionic surface active agent, an at least described organic acid part and described rheology modifier.
2., as claimed in claim 1 containing water rinse treatment compositions, wherein said composition comprises polydimethylsiloxane and pyrogenic silica.
3. as required for protection in claim 1 or 2 containing water rinse treatment compositions, the amine value of the polydimethylsiloxane of wherein said amino-functional is at least 0.6 mg/KOH/g.
4. as required for protection in claim 1 or 2 containing water rinse treatment compositions, wherein said organic acid is selected from citric acid, succsinic acid, polyacrylic acid, acetic acid, propanedioic acid, hexanodioic acid, fumaric acid, lactic acid, oxyacetic acid, tartrate, tartronic acid, toxilic acid.
5. as required for protection in claim 1 or 2 containing water rinse treatment compositions, wherein said rheology modifier is carboxylate salt.
6. as required for protection in claim 1 or 2 containing water rinse treatment compositions, wherein said cationic compound is selected from benzalkonium chloride, the benzalkonium chloride class of replacement, two (C 8-C 12) dialkyl dimethyl ammonium chloride, chlorination N-(3-chlorallyl) vulkacit H, benzethonium chloride, methyl benzethonium chloride, cetylpyridinium chloride, or ester based quaternary ammonium salt class.
7. as required for protection in claim 1 or 2 containing water rinse treatment compositions, it comprises the nonionic surface active agent of 0.01 % by weight-5 % by weight.
8. as required for protection in claim 1 or 2 containing water rinse treatment compositions, it comprises perfume compound.
9., for the preparation of the method as claimed in claim 1 containing water rinse treatment compositions, it comprises the polydimethylsiloxane emulsified formation emulsion of described amino-functional, and described emulsion comprises described nonionic surface active agent; An at least described organic acid part, and described rheology modifier, and described emulsion is mixed with described cationic compound to obtain the described step containing water rinse treatment compositions in the presence of water.
10. the method for rinse fabric, it comprises the step that fabric is contacted with the aqueous solution of the composition of claim 1, has wherein made described fabric contact with detergent composition in advance.
The purposes of 11. compositions as claimed in claim 1, its fabric having used detergent composition cleaned for rinsing.
12. purposes as claimed in claim 11, to provide high perfume compound effect on wet wash, wherein saidly comprise perfume compound containing water rinse treatment compositions.
13. external members, it comprises as claimed in claim 1 containing water rinse treatment compositions, and uses one group of operation instructions of said composition.
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