CN1113087C

CN1113087C - Detergent compositions contg. soil release polymers

Info

Publication number: CN1113087C
Application number: CN96199758A
Authority: CN
Inventors: W·布罗兹尔; A·M·克雷斯; M·S·法罗; A·D·格林; M·胡尔
Original assignee: Unilever PLC
Current assignee: Unilever PLC
Priority date: 1995-11-30
Filing date: 1996-11-11
Publication date: 2003-07-02
Anticipated expiration: 2016-11-11
Also published as: GB9524493D0; CA2238479A1; AR004811A1; HUP9903487A3; TR199800963T2; AU7571496A; CZ166898A3; PL184578B1; CN1207764A; SK71498A3; PL327008A1; EP0977827A1; HUP9903487A2; WO1997020021A1; BR9611677A; AU698202B2; ZA969727B; IN187473B

Abstract

A laundry detergent composition contains a surfactant, sodium tripolyphosphate builder in an amount of at least 5 wt.%, and a soil release polymer which is a defined water-soluble or water-dispersible sulphonated non-end-capped polyester, for example, of terephthalic acid, isophthalic acid, sulphoisophthalic acid and ethylene glycol.

Description

The cleansing composition that contains soil release polymers

Technical field

The present invention relates to contain the tripoly phosphate sodium STPP buider and also contain some washing cleansing composition water-soluble or the water-dispersible polyester, above-mentioned polyester shows the characteristic of the spot release that improves.

Background and prior art

Having the terephthalic acid of soil release performance or the polyester of other aromatic dicarboxylic acid is extensively disclosed in this field, especially so-called PET/POET (polyethylene terephthalate/polyoxyethylene terephthalate) and PET/PEG (polyethylene terephthalate/polyoxyethylene glycol) polyester, be disclosed in, for example, US 3557039 (ICI), GB 1467098 and EP1305A (Procter ﹠amp; Gamble).The polyester of this type can derive from commerce, and for example, as Permalose, Aquaperle and Milease (trade mark) (ICI) and Repel-O-Tex (trade mark) SRP3 (Rh  ne-Poulenc).Other patent announcement of open soil release polymers comprises EP 185427A, EP 241984A, EP241985A and EP 272033A (Procter﹠amp; Gamble), above-mentioned polymkeric substance is the condensation product of aromatic dicarboxylic acid and divalent alcohol.

EP 357280A (Procter ﹠amp; Gamble) disclose with sulfonated end-blocked chain terephthalate oligomer, above-mentioned oligomer is a kind of low-molecular-weight glycol (preferred propylene glycol or an ethylene glycol), with the condensation product of terephthalic acid.

The present invention is based on the use (in the cleansing composition that is made of tripoly phosphate sodium STPP) of using one group of untight sulfonated polyester of end group that is obtained by dicarboxylic acid and polyvalent alcohol, above-mentioned polyester can provide very effective soil release, the spot on the polyester textile particularly also can effectively reduce the deposition again of spot in the washing process.

Definition of the present invention

The present invention aims to provide a kind of cleansing composition of laundering of textile fabrics, comprise: (a) a kind of organic surface active agent system of 2-50% (weight ratio), comprise one or more anionics, non-ionic type, cationic, a kind of washing assistant component of both sexes or amphoteric ionic surfactant (b) 10-80% (weight ratio), comprise that one or more are inorganic or organically clean washing assistant, with the tripoly phosphate sodium STPP that comprises at least 5% (wt) (according to cleansing composition), (c) a kind of untight sulfonated polyester of water-soluble or water-dispersible end group of soil release significant quantity, comprise following monomer units: (i) a kind of non-sulfonated aromatic diacid monomer (A), (ii) a kind of sulfonated aromatic diacid monomer (SA), hydroxylated aromatics or the aliphatic diacid monomer of (iii) can choosing any one kind of them (HA), to replace (A) and/or (SA) up to the amount of 50% (mole), (iv) a kind of polyvalent alcohol (P) is selected from ethylene glycol, propylene glycol, Isopropanediol, glycerol, 1,2,4-butane three pure and mild 1,2,3-butane triol, has the oligomer of 1-8 monomeric unit with it, the sulphur content scope of above-mentioned polyester (d) can be chosen other clean-out system composition wantonly and add to 100% in 0.5-10% (weight ratio). Detailed description of the present invention Polyester

The existing definition in polyester of the present invention front.Polyester and preparation thereof open and requirement in WO9532997A (Rh  ne-Poulenc).

It is a kind of aromatic dicarboxylic acid or its acid anhydrides or rudimentary (C that preferred polyester has the Sulfonated diacid monomer of following characteristics :-non-(A) ₁-C ₄) alkyl diester, described monomer is selected from terephthalic acid, iso-phthalic acid, 2,6-naphthalene dicarboxylic acids and acid anhydrides thereof and rudimentary (C ₁-C ₄) alkyl diester;-Sulfonated diacid monomer (SA) is a kind of Sulfonated aromatic dicarboxylic acid, acid anhydrides or its rudimentary (C ₁-C ₄) alkyl diester;-(A): [molar ratio range (A)+(SA) is 60: 100 to 95: 100, preferred 65: 100 to 93: 100;-(SA): the molar ratio range of [(A)+(SA)] is 5: 100 to 40: 100, preferred 7: 100 to 35: 100;-hydroxylation monomer (HA) (if existence) is a kind of hydroxylated aromatic dicarboxylic acid, or its acid anhydrides or its rudimentary (C ₁-C ₄) alkyl diester;-hydroxylation monomer (HA) (if exist) can not be replaced (A) that surpass 30% (mol ratio) and/or (SA);-(P) amount is a kind of like this ratio, and the ratio of OH functional group (P) and (A)+(SA)+any (HA) COOH functional group (or suitable functional group) was 1.05: 1 to 4: 1 scope, preferred 1.1: 1 to 3.5: 1, more preferably 1.8: 1 to 3: 1; The molecular-weight average of-polyester is lower than 20000, and the scope of-sulphur content is 1.2 to 8% (weight ratios);-carboxyl-content is at least 0.2 OH equivalent of every kilogram of polyester. Non-sulfonated diacid monomer (A)

As previously mentioned, monomer (A) preferably contains and is selected from terephthalic acid, iso-phthalic acid and 2, at least a dicarboxylic acid or the acid anhydrides of 6-naphthalene dicarboxylic acids or acid anhydrides or its diester.

The amount of preferred monomers (A), according to the molar ratio range of (A)/[(A)+(SA)] at 95: 100 to 60: 100, preferred 93: 100 to 65: 100.

Not Sulfonated diacid monomer (A) preferably contains 50-100% (mol ratio), the more preferably terephthalic acid of 70-90% (mol ratio) or acid anhydrides or low alkyl group (methyl, ethyl, propyl group, sec.-propyl, butyl) diester and 0-50% (mol ratio), the more preferably iso-phthalic acid of 10-30% (mol ratio) or acid anhydrides and/or 2,6-naphthalene dicarboxylic acids or acid anhydrides or low alkyl group (methyl, ethyl, propyl group, sec.-propyl, butyl) diester; Preferred diester is the methyl diester.

In not Sulfonated dicarboxylic acid monomer (A), may there be some a spot of aromatic diacids (non-front is mentioned) in addition, for example phthalic acid, anthracene, 1,8-naphthalene, 1,4-naphthalene and diphenyl dicarboxylic acid or fat diacid such as hexanodioic acid, pentanedioic acid, Succinic Acid, trimethyladipic acid, pimelic acid, nonane diacid, sebacic acid, suberic acid, methylene-succinic acid, maleic acid etc. are with the form existence of acid, acid anhydrides or rudimentary (methyl, ethyl, propyl group, sec.-propyl, butyl) diester. Sulfonated dicarboxylic acid monomer (SA)

Preferred sulfonated dicarboxylic acid monomer (SA) contains at least a sulfonated aromatics or sulfonated aliphaticdicarboxylic acid or acid anhydride acid anhydride or rudimentary (C ₁-C ₄) alkyl diester, preferred aromatic dicarboxylic acid and derivative thereof.

The amount that preferred monomers (SA) exists, according to the ratio of the mol ratio of (SA)/[(A)+(SA)] in 5: 100 to 40: 100 scope, more preferably 7: 100 to 35: 100.

Sulfonated diacid monomer (SA) contains at least one sulfonic acid group, preferably with the form of azochlorosulfonate acid alkali metal (preferred sodium) salt, with two acidic functionalities or suitable acidic functionality (that is to say a kind of anhydride functional group or two ester functional groups), when aromatic dicarboxylic acid or acid anhydrides or their ester exist, above-mentioned functional group is connected on one or several aromatic ring, or when aliphaticdicarboxylic acid or acid anhydrides or their ester existed, above-mentioned functional group was connected on the aliphatic chain.

The aromatic sulfonic acid diacid monomer that is fit to comprises sulfo group iso-phthalic acid, sulfo group terephthalic acid, sulfo group-neighbour-phthalic acid or its acid anhydride, 4-sulfo group-2,7-naphthalene dicarboxylic acids or acid anhydride, sulfo group 4,4 '-two (hydroxycarbonyl group) sulfobenzide, diphenylsulfone base dicarboxyl acid or anhydride, sulfo group 4,4 '-two (hydroxycarbonyl group) ditan, sulfo group-5-phenoxy group iso-phthalic acid or acid anhydride or their rudimentary (methyl, ethyl, propyl group, sec.-propyl, butyl) diester.

The aliphatic sulfonic diacid monomer (SA) that is fit to comprises sulfo-succinic acid or acid anhydride or their low alkyl group (methyl, ethyl, propyl group, sec.-propyl, butyl) diester.

Most preferred sulfonated diacid monomer is that sulfo group iso-phthalic acid, particularly 5-sodium with acid, acid anhydride or diester (preferred dimethyl esters) form is for oxygen base alkylsulfonyl iso-phthalic acid dimethyl ester. Hydroxylated diacid monomer (HA)

Hydroxylated diacid monomer (HA) (can choose existence wantonly, and replaceable 50% (mole) that reach, (A) of preferred 30% (mole) and/or (SA)) contains at least a hydroxylated aromatics or aliphatic dicarboxylic acid or acid anhydrides or its rudimentary (C ₁-C ₄) alkyl diester.

Hydroxylation diacid monomer (HA) contains at least one oh group, and when being an aromatic monomer, above-mentioned hydroxyl is connected on one or more aromatic rings; When being an aliphatic monomer, above-mentioned hydroxyl then is connected on the aliphatic chain.Preferred aromatic monomer.

The hydroxylation diacid monomer (HA) that is fit to comprises 5-hydroxyl iso-phthalic acid, 4-hydroxyl iso-phthalic acid, 4-hydroxybenzene dioctyl phthalate, 2-hydroxymethyl Succinic Acid, meglutol and the hydroxyl pentanedioic acid with acid, acid anhydride or low alkyl group diester form. Polyvalent alcohol (P)

Polyvalent alcohol (P) can be one by the oligomer of forming up to 8 monomeric units (preferred 6, more preferably 4 monomeric units, most preferably a monomer).Polyvalent alcohol can be selected from ethylene glycol, propylene glycol, glycerol, 1,2,4-trihydroxybutane, 1,2, rudimentary (2 to 8, preferred 2 to 6, more preferably 2-4) oligomer of the composition of 3-trihydroxybutane and they and they.

Preferred polyol (P) exists with following amount, this amount is decided according to the ratio of the COOH functional group of the OH functional group number of polyvalent alcohol (P) and total diacid monomer (A)+(SA)+(HA) or suitable functional group's number, the aforementioned proportion scope was at 1.05: 1 to 4: 1, preferred 1.1: 1 to 3.5: 1, more preferably 1.8: 1 to 3: 1.

Preferred polyol (P) is ethylene glycol and glycerol, preferred especially ethylene glycol.

When polyvalent alcohol (except that dibasic alcohol) does not contain any polyvalent alcohol maybe when not having hydroxylated diacid monomer (HA) when existing, preferred sulfonated diacid monomer (SA) contains mixture and the sulfonated fatty acid or anhydride or their diester of at least a sulfonated aromatic dicarboxylic acid or acid anhydride or a kind of sulfonated aromatics acid or anhydride. Molecular weight

The polyester molecular-weight average that uses among preferred the present invention is no more than 20000, and preferably is no more than 15000.

Molecular weight may be well below these limits, and the polyester that molecular weight is lower than 1000 (as 500-1000) is proved to be very effective.

The digital average molecular weight can be measured by gel permeation chromatography, for example, is containing 10 ^-2In the N,N-DIMETHYLACETAMIDE of N LiBr (25 ℃ time) or in tetrahydrofuran (THF).The result represents with the polystyrene equivalent. The hydroxyl-functional mass contg

Preferably, the content of hydroxy functional group (representing with OH equivalent in every kilogram of polyester) is no less than 0.2 in the polyester.The hydroxyl-functional mass contg can be calculated from proton N MR, is determined in the dimethyl sulfoxide (DMSO) and carries out.

Think (A), (SA) or (HA) fundamental unit of monomeric mole definition be COOH functional group in the diacid or the suitable COOH functional group in acid anhydrides or the diester. Particularly preferred polyesterA kind of particularly preferred polyester can obtain from following monomer :-with the terephthalic acid (A1) of low alkyl group (preferable methyl) diester form;-with the optional iso-phthalic acid (A2) of acid or anhydride form;-with optional a kind of hydroxylation phthalic acid of acid or anhydride form or iso-phthalic acid (HA) (A1): [(A1)+(A2)] or (A1): [(A1)+(HA)] or (A1): the molar ratio of [(A1)+(A2)+(HA)] should be in 50: 100 to 100: 100 scope, preferred 70: 100 to 90: 100;-sulfo group iso-phthalic acid (SA), preferred low alkyl group (preferable methyl) diester form; With-monoethylene glycol and/or glycerol (P)

Can be described as having the skeleton unit of following formula according to the preferred polyester that the present invention is based on phthalic acid, iso-phthalic acid, sulfo group terephthalic acid and monoethylene glycol: Wherein Ar=terephthaldehyde base, different xylylene or the different xylylene of sulfo group and n represent 1,2,3 or 4.To different n values, general molar percentage is as follows:

n＝1 58.7

n＝2 30.5

n＝3 8.8

n＝4 1.9

Only in (if any) polyethylene oxide unit of trace, exist n greater than 4.

Most of end groups as shown in the formula:

-Ar-COO-(CH ₂-CH ₂-O-) _nWherein n is 1,2,3 or 4, minority as shown in the formula:

-Ar-COOH or-Ar-COOR wherein R be a kind of low-grade alkyl group, preferable methyl.

These polyester are unlike disclosed in many past technology, not with alkyl or the sealing of sulfonated blocking groups end. The preparation of polyester

Polyester can be prepared by common esterification and/or transesterification and polycondensation process, the for example esterification and/or the transesterification of polyvalent alcohol P in the presence of catalyzer and various diacid monomer (with acid, acid anhydride or diester form), the polycondensation of multi-hydroxy ester when polycondensation catalyst exists under decompression state.

Open and the requirement in WO 9532997A (Rh  ne-Poulenc) of a kind of preferred polyester preparation process. Cleansing composition

The amount that polyester is fit in the cleansing composition is from 0.01-10% (wt), preferred 0.1-5% (wt), more preferably 0.25-3% (wt).

Cleansing composition of the present invention also contains one or more cleaning-active compounds (tensio-active agent) as basal component, also can contain one or more and clean washing assistant; They also can be chosen wantonly and contain bleaching composition and other active ingredient to strengthen the property and feature. Surfactant system

The optional negatively charged ion of cleaning active compound (tensio-active agent), nonionic, positively charged ion, both sexes or amphoteric ion type cleaning active compound and composition thereof from soap kind or non-soap kind.Many cleaning active compounds are obtainable, and in paper, described in detail, as " tensio-active agent and clean-out system " I volume and the II volume of Schwartz, Perry and Berch, operable preferred cleaning active compound has the negatively charged ion and the nonionic compound of soap kind and the non-soap kind of synthetic.

Total weight range of tensio-active agent is 2-50% (wt), preferable range 5-40% (wt).

For those those skilled in the art's anion surfactants is well-known.Example comprises alkylbenzene sulfonate, and particularly alkyl chain length is C ₈-C ₁₅Linear alkyl benzene sulfonate; Primary and secondary alkyl-sulphate, particularly C ₈-C ₁₅Primary alkyl sulphates; Sulfated alkyl ether; Alkene sulfonate; Alkylxylene sulfonate; The sulfonic group succinic acid dialkyl ester; And fatty sulfonate.General particular certain cancers.

The polyester of the present invention that is suitable for especially using in the composition contains anionic sulphonate and sulfated surfactant, for example, and primary alkyl sulfonate, alkylether sulfonate, alkylbenzene sulfonate and composition thereof.

According to an embodiment preferred of the present invention, composition of the present invention contains a kind of surfactant system, and this system only contains anion surfactant or contains negatively charged ion and the nonionic surface active agent that weight ratio is at least 0.9: 1 (preferably at least 1: 1).The preferred amount of tensio-active agent is 5-45% (wt), more preferably 10-40% (wt).

Operable ionic surfactant pack is drawn together primary and secondary base fatty alcohol ethoxylate, particularly has the C of average every mol of alcohol 1 to 20 moles of ethylene oxide ₈-C ₂₀Fatty alcohol ethoxylate, the C of more preferably average every mol of alcohol 1 to 10 moles of ethylene oxide ₁₀-C ₁₅Primary and secondary base fatty alcohol ethoxylate, the ionic surfactant pack of non-ethoxylated thing is drawn together alkylpolyglycosides, monoglyceride and polyhydroxyamide (glucamide).

The nonionogenic tenside of preferred especially ethoxylation, alkylpolyglycosides and composition thereof.

As top listed on-soap tensio-active agent, cleaning combination of the present invention also can contain fatty acid soaps valuably. Clean builder system

Cleansing composition of the present invention also contains the cleaning washing assistant.The suitable scope of total amount of cleaning washing assistant in the composition is 5 to 80% (wt), preferred 10 to 60% (wt).

The sanitising agent system contains the tripoly phosphate sodium STPP (STP) as the amount of a kind of at least 5% (wt) of fundamental component, preferred at least 1% (wt), and above-mentioned amount is decided based on whole composition.

STP may be the unique washing assistant that exists, and the amount that it preferably exists in this scheme is at least 15% (wt) and preferred at least 20% (wt), and suitable amount is 20-50% (wt).

STP can choose wantonly with may be inorganic or organically one or more other washing assistants be used in combination.

Other inorganic builders that may exist comprises other phosphate builders, for example, and sodium orthophosphate and/or trisodium phosphate; Yellow soda ash (combining with the lime carbonate crystal seed if desired) has been disclosed in GB 1437950 (Unilever); Crystal type and amorphous aluminosilicate, for example, zeolite has been disclosed in GB 1473201 (Henkel), and amorphous aluminosilicate has been disclosed in GB 1473202 (Henkel) and blended crystallization/amorphous aluminosilicate as being disclosed in BG 1470250 (Procter ﹠amp; Gamble); With stratified silicate as being disclosed in EP 164514B (Hoechst).

Preferred especially STP and other phosphoric acid salt, with yellow soda ash and with the combining of sodium aluminium silicate (zeolite).Particularly preferred buider system contains at least 5% STP and at least 10% zeolite A.

Zeolite can obtain in commerce, and zeolite 4A extensively is used in washing with in the clean-out system powder now.Other spendable zeolite comprises X zeolite and Y.Other zeolite builders is peaked zeolite aluminium P (zeolite MAP), as the open and requirement at EP 384070B (Unilever).

Zeolite MAP is defined as a kind of manosil AS an alkali metal salt of zeolite P type, and the ratio of its silicon and aluminium is no more than 1.33.The ratio of preferred especially silicon and aluminium is no more than 1.07, is more preferably 1.00 zeolite MAP.

The organic washing-assisting detergent of augmenting that may exist comprises the polycarboxylate of polycarboxylic acid ester polymer such as polyacrylic ester, vinylformic acid/maleic acid and phospho acid propylene ester; Monomeric polycarboxylate such as citrate, gluconate, hydroxyl two succinates, glycerine one, two, three succinates, carboxymethyl oxysuccinic acid ester, carboxymethyl oxomalonic acid ester, dipicolinates, hydroxyethylamino-diacetic acid salt, alkyl-and alkenyl malonic ester and succinate; With Sulfonated soap.Do not pardon and describe in detail one by one.

The present invention's cleansing composition also can suitably contain a kind of SYNTHETIC OPTICAL WHITNER system, and said system contains the peroxide bleaching compound, for example inorganic persalt or organically peroxidation acid, and it can produce hydrogen peroxide in the aqueous solution.Suitable peroxide bleaching compound comprises organo-peroxide, for example 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 suitable amount of peroxide bleaching compound is 5 to 35% (wt), preferred 10 to 25% (wt).

The peroxide bleaching compound can use so that strengthen bleaching action under low wash temperature with bleach-activating agent (bleach precursor).The suitable amount of bleaching precursor is 1-8% (wt), preferred 2-5% (wt).

Also can there be a kind of bleaching stibilizer (heavy metal sequestering agent).Suitable bleaching stibilizer comprises edetate (EDTA) and poly phosphate such as phosphoric acid ethylenediamine tetramethylene ester (EDTMP) and salt and p diethylaminobenzoic acid diamines pentamethylene ester (DETPMP) and salt thereof.

The present invention also has the special composition that does not contain SYNTHETIC OPTICAL WHITNER that is applied to wash soft and fine fabric.This composition can be if any following one or more features :-in softening water, the pH of 1% (wt) aqueous solution is no more than 10.5, preferably is no more than 10.-do not contain or extremely low-level fluorescent agent;-contain a kind of polycarboxylate polymer, for example, a kind of vinylformic acid/maleic acid such as Sokalan (trade mark) CP5 ex BASF;-contain a kind of polymkeric substance that prevents that effectively color from shifting, as polyvinylpyrrolidone;-contain a heavy metal species sequestering agent, as methylene amido phosphoric acid and salt such as EDTMP and DETPMP, carried in the content of bleaching stibilizer in front.

The present composition also can contain one or more enzymes.The suitable enzyme that uses in the cleansing composition comprises proteolytic enzyme, amylase, cellulase and lipase.

The preferred normally protein matter of solid, catalytic activity of Proteolytic enzyme (proteolytic enzyme) that promotes, when above-mentioned substance when the textile stains hydrolysis reaction exists, they can degrade or change the protein type of spot.They can be any suitable sources, as vegetables, animal, bacterium or yeast source.

Various character, source and keep active proteoclastic enzyme or proteolytic enzyme to obtain and can use in the present invention in different pH scopes (4-12).The example of suitable proteolytic ferment is the subtilysin that is obtained by special Pseudomonas B.subtilis and B.licheniformis, for example can derive from commercial subtilysin Maxatase (trade mark), by Gist-Brocades N.V., Delft, Holland supply, and Alcalase (trade mark) are by Novo Industri A/S, Copenhagen, the Denmark supply.

Derived from commerce that is obtained by the Bacillus Pseudomonas, the proteolytic enzyme that has maximum activity at pH scope 8-12 also suits, and for example, can derive from Novo Industri A/S, registers with trade(brand)name Esperase (trade mark) and Savinale (trade mark).The preparation narration in GB 1243785 of the above and similar enzyme.Other commercial existing proteolytic enzyme is that Kazusase (trade mark) (derive from Japan Showa-Denko), Optimase (trade mark) (derive from the Miles Kali-Chemie of West Germany, Hannover) and Superase (trade mark) (deriving from the Pfizer of the U.S.).

Iso-electric point is lower than 10 proteolytic enzyme and comprises Alcalase, Maxatase, Optimase and Primase (all being trade mark).Be equal to or greater than 10 proteolytic enzyme Deng some electricity and comprise Savinase, Maxacal, Purafect, Opticlean and Esperase (all being trade mark).

The cleaning enzyme uses with particle form usually, and its consumption is 0.01-5.0% (wt).

Other material that can exist in the cleansing composition of the present invention comprises inorganic salt such as yellow soda ash, sodium sulfate or water glass; Anti redeposition agent such as cellulosic polymer; Fluorescent agent; Inorganic salt such as sodium sulfate; Foam Control or profoamer are as being fit to; Pigment; Painted spot; Perfume compound; Foam Control and fabric softening immunomodulator compounds.Do not enumerate one by one for this reason.

Cleansing composition of the present invention can be any proper physical form, as powder or particle, liquid, colloid and solid bar piece.

The preparation method that it is suitable that cleansing composition of the present invention can any suitable method prepares the particulate state cleansing composition is that the suspension with compatible hot insensitive composition carries out spraying drying, and then spraying or irradiation those be not suitable for composition via the suspension process.Skilled cleaning agent formula person can determine without difficulty which kind of composition is included in the suspension, and which kind of composition is not therein.

The volume density of particulate state cleansing composition of the present invention should be preferably 400g/l at least, more preferably 500g/l at least.The volume density that special preferred composition has is at least 650g/l, more preferably 700g/l at least.

Such powder can perhaps pass through non-tower (non-tower) method such as dry mixed and the preparation of granulating completely by with (post-tower) compacting preparation behind the spray-dired powder drying tower; In above two kinds of methods, can use high-speed mixer/nodulizer valuably.Use the method for high-speed mixer/nodulizer open, for example in EP 340013A, EP 367339A, EP 390251A and EP 420317A (Unilever).

Embodiment

The present invention further illustrates by following indefiniteness embodiment, and wherein part and per-cent unless otherwise indicated all refer to weight.Among the whole embodiment ^*Represent trade mark. Polymkeric substance

The used polymkeric substance (polymkeric substance 1) of the present invention is the water-soluble sulfonated polyester of a kind of terephthalic acid, iso-phthalic acid, sulfo group iso-phthalic acid or propylene glycol, has following about composition :-the diacid monomer be made up of the sulfo group iso-phthalic acid of the iso-phthalic acid, 18.2% (mole) of the terephthalic acid, 3.7% (mole) of about 77% (mole);-OH group (from (ex) ethylene glycol) is approximately 1.22 with the ratio of COOH group (from diacid monomer); In-25 ℃ the tetrahydrofuran (THF) be that the GPC that standard substance is checked and approved measures with the polystyrene, the digital average molecular weight is 534; Weight average molecular weight is 1667;-sulphur content is 2.4% (wt).-oh group content is the about 1.4-1.5 of per kilogram polymkeric substance.

Be the purpose of contrast, use the following polymkeric substance that obtains by commerce: polymer A: Sokalan (trade mark) HP 22 ex BASF, the graft copolymer of polyoxyethylene glycol and Vinyl Acetate Copolymer.Polymer B: Repel-O-Tex (trade mark) ex Rh  ne-Poulenc, a kind of PET/OPET polymkeric substance uses with the form of particle (50%wt polymkeric substance, 50%wt sodium sulfate).Polymkeric substance C:Aquaperle (trade mark) 3991ex ICI, a kind of PET/POET polymkeric substance. Embodiment 1

Use spraying drying and irradiation technique, press the particulate state cleansing composition of the phosphorous hydrochlorate combination of following general formulation:

Linear alkyl benzene sulfonate 5.60

Nonionic surface active agent 7EO 4.20

Nonionic surface active agent 3EO 3.30

Soap kind 0.25

Pristerine ^*4916 (lipid acid) 0.28

Alkaline sodium silicate 5.60

Tripoly phosphate sodium STPP 22.00

Yellow soda ash 9.00

Xylo-Mucine 0.30

Vinylformic acid/maleic acid (Sokalan ^*CP5) 0.97

EDTA (4Na salt) 0.12

Fluorescent agent 0.16

Sodium sulfate 27.00

Sodium peroxoborate 13.00

TAED

Soil release polymers (face as follows) 0 or 0.40

Anti-foam beads, enzyme

Yellow soda ash, perfume compound, water adds to 100.00

The use radiation ( ³H) triolein of mark is measured the removing and the washing of spot as dirt.Washing procedure is as follows: 40 ℃ of temperature, in the water of 24 H of hardness (only in calcium), with the product dosage of regulation, washed the polyester clothing 20 minutes with experimental formula (having or do not have the soil release polymers of 0.4%wt) in Tergotometers.Single wash: have the clothing of spot to wash as stated above.Prewashing: the same with single wash, just do not have spot and exist; After pre-wash, in 20 ℃ with water in bucket the rinsing of fabric with 1 liter, dried overnight then.Main washing: the same with single wash, but use through pretreated fabric.Wash result:

Product dosage: 7.8g/l

Polymkeric substance cleans %

(0.4wt％)

Single wash prewashing+master washes

Do not have 79.1 53.6

Polymkeric substance 1 100.0 100.0

Polymer A 86.3 87.1

Polymer B 92.6 100.0

Polymkeric substance C 79.1 53.6 Embodiment 2

Use spraying drying and irradiation technique, press the phosphatic particulate state cleansing composition of following general formulation:

LINER ALKYL BENZENE SULPHONIC ACID SOFT 96 sodium 25.00

Zeolite 1.17

Tripoly phosphate sodium STPP 21.68

Water glass 5.00

Lime carbonate 10.00

Sodium sulfate 21.24

Xylo-Mucine 0.70

Fluorescent agent 0.01

Vinylformic acid/maleic acid (Sokalan ^*CP5) 1.80

Perfume compound 0.25

Proteolytic enzyme (Savinase ^*6T) 0.20

Lipase (Lipolase ^*100T) 0.05

Amylase (Termamyl ^*60T) 0.08

Antifoams (silicone oil/silicon-dioxide) 0.01

Soil release polymers is face as follows

Moisture content and other are to 100.00

The volume density of this prescription is 420-440g/l, and 25 ℃ the time, the aqueous solution pH of its 1% (weight) is 9.7-9.8 in softening water.

Pollute the polyester experiment clothing of braiding with Oilsol Blue dyestuff/sweet oil, by two kinds of different product dosage, estimate the removing and the washing of spot in Tergotometer, washing procedure is as follows:

3.8g/l 1.3g/l

25: 3 Ca of the water hardness: 15: 3 Ca of Mg: Mg

pH 8.45 8.22

28 ℃ of temperature

Immersion/washing time was soaked washing in/10 minutes in 30 minutes

Prewashing 5

Repeat 2

Estimate cleaning performance by the reflectance that uses Micromatch (trade mark) Instrument measuring washing front and back.Difference (Δ R580 ^*) see the following form:

Polymkeric substance% 3.8g/l 1.3g/l

Do not have 0 32.68 22.94

Polymkeric substance 1 0.5 57.29 63.02

Polymer A 1.0 50.63 27.96

Polymer B 0.5 52.05 50.41

Soil release is evaluated by range estimation by five people's experience groups.Result's (grade is explained to 10 (removing fully) by 1 (serious spot, initial spot)) sees the following form:

Polymkeric substance% 3.8g/l 1.3g/l

Initial-1 1

Do not have 033

Polymkeric substance 1 0.5 10 10

Polymer A 1.0 64

Polymer B 0.5 88 Embodiment 3

Adopt spraying drying and irradiation technique, press the particulate state cleansing composition of the other phosphorous hydrochlorate combination of following general formulation:

LINER ALKYL BENZENE SULPHONIC ACID SOFT 96 sodium 25.00

Tripoly phosphate sodium STPP 22.50

Water glass 5.00

Sodium sulfate 28.90

Xylo-Mucine 0.70

Vinylformic acid/maleic acid (Sokalan ^*CP5) 2.00

Yellow soda ash 2.00

Fluorescent agent spot 1.00

Citric acid (anhydrous) 3.00

Proteolytic enzyme (Opticlean ^*M375) 0.784

Lipase (Lipolase ^*100T) 0.253

Antifoams (silicone oil/silicon-dioxide) 0.04

Perfume compound 0.33

Soil release polymers is face as follows

Moisture content and other are to 100.00

The volume density of this prescription is 370-430g/l, and in 25 ℃, softening water, the aqueous solution pH of its 1% (wt) is 9.7-9.8.

As embodiment 2, use Micromatch (trade mark) device to measure washing front and back reflectance and evaluate cleansing power.Difference (Δ R580 ^*) see the following form:

Polymkeric substance% 3.8g/l 1.3g/l

Do not have 0 30.34 38.56

Polymkeric substance 1 0.25 57.84 60.67

Polymer A 1.0 53.23 59.48

Polymer B 0.25 53.71 61.77

Polymkeric substance C 0.35 54.50 58.53

When product dosage is 1.3g/l, evaluate the removing performance of spot by measuring reflectance behind the washing back and washing for the second time for the first time, the washing procedure in Tergotometer is as follows:

The polyester of experiment clothing braiding

Spot Oilsol Violet/ sweet oil

21: 6 Ca of the water hardness: Mg

28 ℃ of temperature

Prewashing does not have

Immersion/washing time is soaked 30 minutes/washing 10 minutes

2 * 2 minutes rinsing time

The result:

Polymkeric substance% R580 ^*

Washing 1 washing 2 differences

Do not have 0 42.30 44.49 2.19) 2.70

43.34 46.55 3.21)

1 1.0 46.75 58.31 11.56) 12.99

56.05 70.47 14.42)

B 1.0 50.45 60.52 10.07) 10.12

45.58 55.75 10.17) Embodiment 4, comparative examples D and E

In these embodiments, the effect of polymkeric substance 1 and B in the prescription that relatively constitutes by STP and zeolite.Used zeolite is zeolite 4A (Wessalith ^*P de Degussa) and have Si: the ratio of Al is less than 1.33 zeolite P (zeolite MAP) (Doucil ^*A24 ex CrosfieldChemicals).

Each composition according to dosage places tergotometers to constitute following prescription respectively:

Weight ratio

D E 4Linear alkyl benzene sulfonate 20.00 20.00 20.00 yellow soda ash 25.00 25.00 25.00

Sodium-chlor 20.00 20.00 20.00

Zeolite MAP 22.00--

Zeolite A-22.00-

Tripoly phosphate sodium STPP--22.00

Soil release polymers---------0 or 1.00-------

As embodiment 1, adopt the described single wash program of embodiment 1 (20 minutes, 25 ℃, the water of 24 H (only in calcium)), measure for pollution have radioactivity ( ³H) soil release and the cleaning performance on the polyester clothing of the triolein of mark, the dosage of " product " is 1.5g/l.The results are shown in nextpage.

In three kinds of all compositions, polymkeric substance 1 obviously increases cleaning performance.In two kinds of zeolite prescriptions, it is less that polymer B increases cleaning performance, but the existence of polymer B makes cleaning performance that substantial reduction be arranged in the STP prescription, and the existence of polymkeric substance 1 raises cleaning performance relatively.

The difference of two kinds of polymkeric substance effects is highly significant in the STP prescription.

Comparative examples D: zeolite MAP

Cleaning polymkeric substance usefulness

No polymkeric substance 29.6

Polymkeric substance 1 56.7 27.1

Polymer B 37.2 7.6

Polymkeric substance 1 and polymer B inefficiency=19.5

Comparative examples E: zeolite 4A

Cleaning polymkeric substance usefulness

No polymkeric substance 50.0

Polymkeric substance 1 73.8 23.8

Polymer B 62.0 12.0

Polymkeric substance 1 and polymer B inefficiency=11.8

Embodiment 4: tripoly phosphate sodium STPP

Cleaning polymkeric substance usefulness

No polymkeric substance 63.1

Polymkeric substance 1 75.3 12.2

Polymer B 50.8-12.3

Polymkeric substance 1 and polymer B inefficiency=24.5 Embodiment 5-7

It is of the present invention that to contain soil release polymers, phosphoric acid salt combination, as not have bleaching particulate state cleansing composition property, high volume density embodiment as follows:

5 6 7Na LAS ¹28.66 24.70 15.00Na PAS ²2.88 4.19-non-ionic surface active agent 9EO--2.51 zeolite, 18.84 21.31 6.24 sodium phosphate trimers, 29.69 6.78 39.25 sodium carbonate-16.43,23.52 sodium acid carbonates, 6.26-2.97 sodium metasilicate--2.37SCMC 0.78 0.78 0.57 fluorescer 0.01 0.56 0.30 copolymer (Sokalan^*CP5) 1.93 1.99 1.18 proteolytic enzyme (Savinase ^*6T) 0.32 0.40 0.70 lipase (Lipolase ^*100T) 0.08 0.10 0.26 amylase (Termamyl ^*60T) 0.14--soil release polymers 0.50 0.50 0.50 perfume compound, 0.40 0.40 0.60 moisture content and other-----add to 100.00----volume density (g/l) 780-820 ca.800 ca.800 ¹LINER ALKYL BENZENE SULPHONIC ACID SOFT 96 sodium ²Primary alconol sodium sulfate

The composition of embodiment 5 has low pH value of solution (9.7-9.8), is suitable for washing soft and fine fabric especially. Embodiment 8

The additional embodiments of the powder of the phosphorous hydrochlorate combination of the nothing bleaching property of the high volume density of the low pH value of solution of the soft and fine fabric of suitable washing is as follows according to the present invention:

Na?LAS 6.50

Nonionogenic tenside 6/7EO 4.00

Soap 4.30

Tripoly phosphate sodium STPP 29.17

Water glass 10.00

SCMC 0.43

Polyvinylpyrrolidone 0.95

Sodium sulfate 17.00

Yellow soda ash (heavy) 6.00

Ammonium sulfate 2.00

Citric acid 2.25

Starso 2.00

Amorphous aluminosilicate 1.12

Proteolytic enzyme (Savinase ^*6T) 0.20

Lipase (Lipolase ^*100T) 0.05

Amylase (Termamyl ^*60T) 0.25

Cellulase (Celluzyme ^*0.7T) 0.40

Soil release polymers 0.55

Perfume compound 0.40

Moisture content and other add to 100.00

The volume density of this prescription is 700g/l, and in softening water, the pH of its 1% (wt) aqueous solution is 9.7-9.8. Embodiment 9 and 10

The bleaching particulate state cleansing composition embodiment of the phosphorous hydrochlorate combination of high volume density is as follows according to the present invention:

9 10

Na?LAS 6.50 9.00

Nonionogenic tenside 6/7EO 4.00 4.00

Soap 4.30-

Tripoly phosphate sodium STPP 28.40 30.00

Water glass 10.00 10.00

SCMC 0.36 0.36

Fluorescent agent 0.20 0.20

EDTA 0.06 0.06

Yellow soda ash (heavy) 18.50 18.72

Citric acid 2.25 2.25

Sodium peroxoborate 4H ₂O 8.55 8.55

TAED 2.08 2.08

Amorphous aluminosilicate 0.86 0.97

Proteolytic enzyme (Savinase ^*4.8T)) 0.65 1.00

Lipase (Lipolase ^*100T))

Soil release polymers 0.55 0.55

Perfume compound 0.40 0.40

Moisture content and other----add to 100.00-----

Volume density (g/l) 700 700 Embodiment 11 and 12

The embodiment of spray-dired nothing bleaching property particulate state cleansing composition of phosphorous hydrochlorate combination that contains high concentration anionic surfactant according to the present invention is as follows:

11 12Na LAS 26.00 26.00 sodium phosphate trimers 26.00 26.00 alkali formula sodium metasilicate 9.00 9.16 sodium sulphate, (in matrix) 14.57 9.71SCMC 1.00 1.00 fluorescers 0.25 0.25 sodium carbonate 10.00 10.00 sodium sulphate, (radiation)-6.41 enzyme, (Maxacal^*600000) 0.14 0.20 soil release polymers, 0.50 0.50EDTA, tinting material, nonionogenic tenside water, perfume compound-----add to 100.00-----volume density (g/l) 365-435 365-435 Embodiment 13 and 14

It is as follows that the high volume density that contains the phosphorous hydrochlorate combination of high concentration anionic surfactant according to the present invention does not have the embodiment of particulate state cleansing composition of bleaching property:

13 14

Na?LAS 26.00 26.00

Tripoly phosphate sodium STPP 26.00 26.00

Alkali formula water glass 9.53 9.53

Sodium sulfate (matrix) 12.52 12.52

SCMC 1.04 1.04

Fluorescent agent 0.26 0.26

Yellow soda ash 8.47 8.53

Zeolite A (hydration) 3.00 3.00

Enzyme: Savinase ^*/ Lipolase ^*0.50 0.50

Soil release agent 0.50 0.50

Perfume compound 0.25 0.30

EDTA, tinting material, water etc.-----add to 100.00----

Volume density (g/l) 720-800 720-800 Embodiment 15

The embodiment of bleaching particulate state cleansing composition of phosphorous hydrochlorate combination of high volume density that contains high concentration anionic surfactant according to the present invention is as follows:

Na?LAS 26.355

Tripoly phosphate sodium STPP 24.478

Alkali formula water glass 8.931

Sodium sulfate (matrix) 8.215

SCMC 0.938

Fluorescent agent 0.149

Yellow soda ash 5.365

Zeolite A (hydration) 3.576

Sodium peroxoborate (hydrate) 7.294

TAED green particles 2.824

EDTMP(Dequest ^*2047) 0.471

Enzyme: Savinase ^*/ Lipolase ^*0.224

Kazusase ^* 0.224

Soil release agent 0.500

Perfume compound 0.300

EDTA, tinting material, water etc. add to 100.00

Volume density 720-800g/l Embodiment 16 and 17

The additional embodiments that a kind of nothing spray-dired and the highdensity phosphorous hydrochlorate combination of another volume is bleached property and particulate state cleansing composition according to the present invention is as follows:

16 17

Na?LAS 6.50 11.25

Tripoly phosphate sodium STPP 28.00 39.25

Alkali formula water glass 9.00 4.13

Sodium sulfate (matrix) 24.30 5.42

EDTA 0.01 0.004

SCMC 1.00 1.00

Fluorescent agent 0.38 0.38

Nonionogenic tenside 7EO 3.00 5.00

Soap 5.00-

Anti-foam particle-2.00

Yellow soda ash 12.00 22.68

Enzyme: Savinase ^*/ Lipolase ^*0.22 0.70

Soil release polymers 0.50 0.50

Perfume compound: 0.15 0.30

EDTA, tinting material, water etc.-----add to 100.00----

Volume density (g/l) 375-425 760-840 Embodiment 18

The embodiment that contains a kind of phosphorous hydrochlorate of high concentration anionic surfactant, a kind of bleaching system and a kind of optical white (photobleach) and the spray-dried granules shape cleansing composition that carbonate makes up according to the present invention is as follows:

Na?LAS 22.00

Yellow soda ash (heavy) 15.00

Tripoly phosphate sodium STPP 13.30

Alkali formula water glass 7.30

Sodium sulfate 22.30

Sodium peroxoborate 8.00

TAED 2.40

SCMC 0.35

EDTMP 0.40

Proteolytic enzyme (Savinase ^*6T) 0.65

Lipase (Lipolase ^*100T) 0.13

Fluorescent agent 0.20

CuPc 0.011

Soil release polymers 0.50

Perfume compound 0.25

Moisture content and other add to 100.00

Volume density 460g/l Embodiment 19 and 20

The embodiment of particulate state cleansing composition of nothing bleaching property of high volume density that contains blended zeolite, phosphoric acid salt and carbonate builders according to the present invention is as follows:

21 22Na LAS 18.00 22.00 nonionic 7EO 1.60 2.00 soap sodium, (stearate)-2.00 sodium phosphate trimer 22.50 28.00 Wessalith CSs, (no hydrate) 8.00 12.00 sodium carbonate 25.00 27.00 fluorescers 0.12 0.12SCMC 0.55 0.55 sodium sulphate 19.50 0.49Savirase^*6.0T/Lipolase ^*100T 0.75 0.75 soil release polymers 0.50 0.50 perfume compound 0.35 0.35 moisture content and a small amount of other-----add to 100.00-----volume density (g/l) 850 840

Claims

1. the cleansing composition of a laundering of textile fabrics comprises:

(a) a kind of organic surface active agent system of 2-50% (wt) comprises one or more anionics, non-ionic type, cationic, both sexes or amphoteric ionic surfactant,

(b) a kind of washing assistant component of 10-80% (wt) comprises one or more inorganic or organic washing washing assistants,

(c) a kind of soil release polymers of water-soluble or water dispersible of soil release significant quantity,

(d) can choose other cleaning composition wantonly and add to 100% (wt),

It is characterized by and clean washing assistant component (b) and contain tripoly phosphate sodium STPP based on cleansing composition at least 5% (wt), soil release polymers (c) is the untight sulfonated polyester of a kind of end group water-soluble or water dispersible, comprises that monomeric unit is as follows:

(i) a kind of non-Sulfonated aromatic diacid monomer (A),

(ii) a kind of sulfonated aromatic diacid monomer (SA),

(iii) optional a kind of hydroxylation fragrance or fat diacid monomer (HA), its amount can replace (A) of 50% (mole) nearly and/or (SA),

(iv) a kind of polyvalent alcohol (P) is selected from ethylene glycol, propylene glycol, Isopropanediol, glycerol, 1,2,4-trihydroxybutane and 1,2, and the oligomer of 3-trihydroxybutane and 1-8 thereof a monomeric unit, the sulphur content of polyester should be in the scope of 0.5-10% (wt).

2. as the cleansing composition in the claim 1, it is characterized by the polyester (C) that it contains 0.01-10% (wt).

3. as the cleansing composition in the claim 2, it is characterized by the polyester (C) that it contains 0.1-5% (wt).

4. as each cleansing composition in the claim of any front, it is characterized by the tripoly phosphate sodium STPP that it contains 5-50% (wt).

5. as the cleansing composition in the claim 1, it is characterized by the tripoly phosphate sodium STPP that it contains at least 10% (wt).

6. as the cleansing composition in the claim 5, it is characterized by the tripoly phosphate sodium STPP that it contains 20-50% (wt).

7. as the cleansing composition in the claim 1, it is characterized by the cleaning builder system and further contain the inorganic builders that one or more add, described inorganic builders is selected from sodium orthophosphate, trisodium phosphate, yellow soda ash, zeolite A and zeolite MAP.

8. as the cleansing composition in the claim 1, it is characterized by the organic surface active agent system and contain a kind of aniorfic surfactant of choosing wantonly with a kind of nonionic surface active agent bonded vitriol or Sulfonates.

9. as the cleansing composition in the claim 8, it is characterized by anion surfactant and comprise primary alkyl sulphates and/or sulfated alkyl ether and/or alkyl benzene sulfonate.

10. as the cleansing composition in the claim 1, to it is characterized by it be granular and the volume density that has is at least 650g/l.