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EP2521764A1 - Formulation détergente contenant un granule séché par atomisation - Google Patents

Formulation détergente contenant un granule séché par atomisation

Info

Publication number
EP2521764A1
EP2521764A1 EP10767957A EP10767957A EP2521764A1 EP 2521764 A1 EP2521764 A1 EP 2521764A1 EP 10767957 A EP10767957 A EP 10767957A EP 10767957 A EP10767957 A EP 10767957A EP 2521764 A1 EP2521764 A1 EP 2521764A1
Authority
EP
European Patent Office
Prior art keywords
dye
dyes
laundry detergent
detergent composition
acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP10767957A
Other languages
German (de)
English (en)
Other versions
EP2521764B1 (fr
Inventor
Raquel Beatriz Barchini
Stephen Norman Batchelor
Roelant Mathijs Hermant
Jan Alders Wieringa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unilever PLC
Unilever NV
Original Assignee
Unilever PLC
Unilever NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42173744&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2521764(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Unilever PLC, Unilever NV filed Critical Unilever PLC
Priority to EP10767957.3A priority Critical patent/EP2521764B1/fr
Publication of EP2521764A1 publication Critical patent/EP2521764A1/fr
Application granted granted Critical
Publication of EP2521764B1 publication Critical patent/EP2521764B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/06—Powder; Flakes; Free-flowing mixtures; Sheets
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D11/00—Special methods for preparing compositions containing mixtures of detergents
    • C11D11/02—Preparation in the form of powder by spray drying
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/046—Salts
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/22—Carbohydrates or derivatives thereof
    • C11D3/222—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
    • C11D3/225—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin etherified, e.g. CMC
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/3757—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions
    • C11D3/3761—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions in solid compositions
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/40—Dyes ; Pigments
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/40—Dyes ; Pigments
    • C11D3/42—Brightening agents ; Blueing agents

Definitions

  • the present invention concerns laundry shading dye
  • compositions are provided.
  • WO2005/014769 discloses granule containing 2-70wt% of an azo, triphenyl methane and phthalocyanine dyestuff, for inclusion in granular detergent compositions.
  • the granules were preferably made by fluid bed processes or spray drying.
  • WO2008/017570 discloses acid azine dyes for inclusion in laundry detergent formulations.
  • WO/2009/141173 discloses preferably spray dried cationic phenazine or acid azine dye powder which contain 20 to 100 wt% of the dye.
  • the dye powder has an average particle size, APS, from 0.1 to 300 microns,
  • the spray dried dye powder is mixed with a Na 2 S0 4 or NaCl or pre-prepared granular base or full detergent formulation to give a 0.1 to 5 dye wt% mixture. This dry mix is then mixed into the granular formulation .
  • WO2007/039042 discloses the stabilization of a dye in granular for but combining with a carboxylic acid containing polymer and sodium sulphate.
  • spray dried dye granules lack the strength to prevent fragmentation of the granule on mixing with the powder or Na 2 SC>4 or NaCl . Fragmentation of the granule can lead to discoloration of the powder.
  • the present invention provides a granule that has required robustness for laundry detergent compositions and provides reduced dye dust in handling.
  • the invention provides a granular laundry detergent composition comprising:
  • the spray dried dye granule has an average particle size, APS, from 0.1 to 300 microns.
  • the APS is as measured by a laser diffraction particle size analyser, preferably a Malvern HP with 100mm lens.
  • the dye in the spray dried dye granule is preferably selected from cationic dyes, anionic dyes and uncharged alkoxylated dyes. These dyes are particularly effective in shading when delivered from the granule to the wash.
  • the dye is preferably selected from:
  • acid azine dyes wherein the acid azine dye is of the following core structure:
  • R a , R b , R c and R d are selected from: H, an branched or linear CI to C7-alkyl chain, benzyl a phenyl, and a naphthyl;
  • the dye is substituted with at least one S03 ⁇ or -COO ⁇ group
  • the B ring does not carry a negatively charged group or salt thereof
  • the A ring may further substituted to form a naphthyl ;
  • the dye is optionally substituted by groups selected from: amine, methyl, ethyl, hydroxyl, methoxy, ethoxy, phenoxy, CI, Br, I, F, and NO 2 ;
  • a cationic monoazo dye preferably selected from thiazloium dyes, isothiazolium dye, pyridine/pyridazine dye
  • Direct Violet and Direct Blue dyes for example direct violet 9, direct violet 99, direct violet 51, direct violet 35;
  • Ri and R 2 are independently selected from polyoxyalkylene chains having 2 or more repeating units.
  • the polyoxyalkylene chains has from 4 to 20 repeating units.
  • Examples of polyoxyalkylene chains include ethylene oxide, propylene oxide, glycidol oxide, butylene oxide and mixtures thereof.
  • the polymer should have a weight average molecular weight greater than 2000 Daitons, The polymer must contain
  • Preferred polymers are selected from sodium carboxymethyl cellulose's and polymers containing acrylic acid. More preferably are selected from acrylic acid / maleic acid co-polymer and sodium carboxymethyl
  • the polymer is sodium
  • the Sodium carboxymethyl cellulose preferably has: a weight average molecular weight up to 1,000,000 Daitons, more preferably 25,000 Daitons to 500,000 Daitons, even more preferably 30,000 Daitons to 120,000 Daitons.
  • the composition comprises between 2 to 70 wt% of a
  • nonionic and anionic surfactants of the surfactant system may be chosen from the surfactants described "Surface Active Agents" Vol. 1, by Schwartz & Perry, Interscience 1949, Vol. 2 by Schwartz, Perry & Berch, Interscience 1958, in the current edition of "McCutcheon ' s Emulsifiers and Detergents” published by Manufacturing Confectioners Company or in
  • nonionic detergent compounds which may be used include, in particular, the reaction products of compounds having a hydrophobic group and a reactive hydrogen atom, for example, aliphatic alcohols, acids, amides or alkyl phenols with alkylene oxides, especially ethylene oxide either alone or with propylene oxide.
  • Specific nonionic detergent compounds include, in particular, the reaction products of compounds having a hydrophobic group and a reactive hydrogen atom, for example, aliphatic alcohols, acids, amides or alkyl phenols with alkylene oxides, especially ethylene oxide either alone or with propylene oxide.
  • condensates generally 5 to 25 EO, i.e. 5 to 25 units of ethylene oxide per molecule, and the condensation products of aliphatic Cs to Ci s primary or secondary linear or
  • branched alcohols with ethylene oxide generally 5 to 40 EO.
  • Suitable anionic detergent compounds which may be used are usually water-soluble alkali metal salts of organic acids.
  • sulphates and sulphonates having alkyl radicals containing from about 8 to about 22 carbon atoms, the term alkyl being used to include the alkyl portion of higher acyl radicals.
  • suitable synthetic anionic detergent compounds are sodium and potassium alkyl sulphates, especially those obtained by sulphating higher Cs to Ci s alcohols, produced for example from tallow or coconut oil, sodium and potassium alkyl C9 to C20 benzene sulphonates, particularly sodium linear secondary alkyl C10 to C15 benzene sulphonates; and sodium alkyl glyceryl ether sulphates, especially those ethers of the higher alcohols derived from tallow or coconut oil and synthetic alcohols derived from petroleum.
  • the preferred anionic detergent compounds are sodium Cn to C15 alkyl benzene sulphonates and sodium C12 to Ci s alkyl
  • surfactants such as those described in EP-A-328 177 (Unilever) , which show resistance to salting-out, the alkyl polyglycoside surfactants
  • Preferred surfactant systems are mixtures of anionic with nonionic detergent active materials, in particular the groups and examples of anionic and nonionic surfactants pointed out in EP-A-346 995 (Unilever) .
  • surfactant system that is a mixture of an alkali metal salt of a Ci 6 to Cis primary alcohol sulphate together with a Ci2 to Ci 5 primary alcohol 3 to 7 EO ethoxylate.
  • the nonionic detergent is preferably present in amounts greater than 10%, e.g. 25 to 90 wt % of the surfactant system.
  • Anionic surfactants can be present for example in amounts in the range from about 5% to about 40 wt % of the surfactant system.
  • BUILDER Builder materials may be selected from 1) calcium
  • calcium sequestrant builder materials examples include alkali metal polyphosphates, such as sodium tripolyphosphate and organic sequestrants , such as ethylene diamine tetra- acetic acid.
  • the laundry treatment composition comprises sodium carbonate in the range from 5 to 50 wt%, most preferably 10 to 35 wt%. In the method, when used with granular laundry treatment
  • the aqueous wash solution preferably comprises 0.1 to 4 g/L of sodium carbonate.
  • Examples of calcium ion-exchange builder materials include the various types of water-insoluble crystalline or
  • zeolites are the best known representatives, e.g. zeolite A, zeolite B (also known as zeolite P) , zeolite C, zeolite X, zeolite Y and also the zeolite P-type as described in EP-A-0, 384, 070.
  • composition may also contain 0-65 % of a builder or complexing agent such as ethylenediaminetetraacetic acid, diethylenetriamine-pentaacetic acid, alkyl- or
  • alkenylsuccinic acid nitrilotriacetic acid or the other builders mentioned below.
  • Many builders are also bleach- stabilising agents by virtue of their ability to complex metal ions.
  • Zeolite and carbonate are preferred builders.
  • composition may contain as builder a crystalline
  • aluminosilicate preferably an alkali metal aluminosilicate, more preferably a sodium aluminosilicate. This is typically present at a level of less than 15%w.
  • Aluminosilicates are materials having the general formula: 0.8-1.5 M 2 0. A1 2 0 3 . 0.8-6 Si0 2 where M is a monovalent cation, preferably sodium. These materials contain some bound water and are required to have a calcium ion exchange capacity of at least 50 mg CaO/g.
  • the preferred sodium aluminosilicates contain 1.5-3.5 S1O 2 units in the formula above. They can be prepared readily by reaction between sodium silicate and sodium aluminate, as amply described in the literature.
  • the ratio of surfactants to alumuminosilicate (where present) is preferably greater than 5:2, more preferably greater than 3:1.
  • phosphate builders may be used.
  • x phosphate' embraces diphosphate, triphosphate, and phosphonate species.
  • Other forms of builder include
  • silicates such as soluble silicates, metasilicates , layered silicates (e.g. SKS-6 from Hoechst) .
  • the laundry detergent formulation is a non- phosphate built laundry detergent formulation, i.e., contains less than 1 wt% of phosphate.
  • the composition may comprise one or more enzymes, which provide cleaning performance, fabric care and/or sanitation benefits .
  • Especially contemplated enzymes include proteases, alpha- amylases, cellulases, lipases, peroxidases/oxidases, pectases, lyases, and mannanases, or mixtures thereof. Most suitable lipases are disclosed in WO 2007/087257.
  • composition preferably comprises a fluorescent agent
  • Fluorescent agents are well known and many such fluorescent agents are available commercially. Usually, these fluorescent agents are supplied and used in the form of their alkali metal salts, for example, the sodium salts.
  • the total amount of the fluorescent agent or agents used in the composition is generally from 0.005 to 2 wt %, more preferably 0.01 to 0.1 wt %.
  • Preferred classes of fluorescer are: Di-styryl biphenyl compounds, e.g. Tinopal (Trade Mark) CBS-X, Di-amine stilbene di-sulphonic acid compounds, e.g. Tinopal DMS pure Xtra and Blankophor (Trade Mark) HRH, and Pyrazoline compounds, e.g. Blankophor SN.
  • Preferred fluorescers are: sodium 2 (4-styryl-3- sulfophenyl ) -2H-napthol [ 1 , 2-d] triazole, disodium 4,4'- bis ⁇ [ (4-anilino-6- (N methyl-N-2 hydroxyethyl ) amino 1,3,5- triazin-2-yl) ] amino ⁇ stilbene-2-2 ' disulfonate, disodium
  • the composition comprises a perfume.
  • the perfume is preferably in the range from 0.001 to 3 wt %, most preferably 0.1 to 1 wt %.
  • CTFA Cosmetic, Toiletry and Fragrance Association
  • perfumes are provided in the CTFA (Cosmetic, Toiletry and Fragrance Association) 1992 International Buyers Guide, published by CFTA Publications and OPD 1993 Chemicals Buyers Directory 80th Annual Edition, published by Schnell Publishing Co. It is commonplace for a plurality of perfume components to be present in a formulation. In the compositions of the present invention it is envisaged that there will be four or more, preferably five or more, more preferably six or more or even seven or more different perfume components.
  • top notes are defined by Poucher (Journal of the Society of Cosmetic Chemists 6(2): 80 [1955]).
  • Preferred top-notes are selected from citrus oils, linalool, linalyl acetate, lavender, dihydromyrcenol , rose oxide and cis-3-hexanol .
  • Perfume and top note may be used to cue the whiteness benefit of the invention.
  • Granules of 100 micron average particle size where prepared by spray drying aqueous slurries containing the ingredients.
  • the granules had the following compositions:
  • Acrylic acid / Maleic acid co-polymer Acrylic acid / Maleic acid co-polymer.
  • Granule 2 contains the same level of Acid Violet 50 as granule 1.
  • Granule 3 contains slightly more Acid Violet 50 than Granule 1.
  • Granule 2 has a lower ⁇ value than granule 1, indicating it is stronger.
  • Granule 3 has a lower ⁇ value than granule 1, indicating it is stronger.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Molecular Biology (AREA)
  • Emergency Medicine (AREA)
  • Detergent Compositions (AREA)

Abstract

La présente invention concerne des compositions de colorant de nuançage pour le linge et notamment la puissance de granules contenant un colorant.
EP10767957.3A 2010-01-07 2010-09-27 Formulation de détergent contenant des granules séchées par atomisation Active EP2521764B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10767957.3A EP2521764B1 (fr) 2010-01-07 2010-09-27 Formulation de détergent contenant des granules séchées par atomisation

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP10150207A EP2343359A1 (fr) 2010-01-07 2010-01-07 Formulation de détergent contenant des granules séchées par atomisation
EP10767957.3A EP2521764B1 (fr) 2010-01-07 2010-09-27 Formulation de détergent contenant des granules séchées par atomisation
PCT/EP2010/064246 WO2011082842A1 (fr) 2010-01-07 2010-09-27 Formulation détergente contenant un granule séché par atomisation

Publications (2)

Publication Number Publication Date
EP2521764A1 true EP2521764A1 (fr) 2012-11-14
EP2521764B1 EP2521764B1 (fr) 2014-11-26

Family

ID=42173744

Family Applications (2)

Application Number Title Priority Date Filing Date
EP10150207A Withdrawn EP2343359A1 (fr) 2010-01-07 2010-01-07 Formulation de détergent contenant des granules séchées par atomisation
EP10767957.3A Active EP2521764B1 (fr) 2010-01-07 2010-09-27 Formulation de détergent contenant des granules séchées par atomisation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP10150207A Withdrawn EP2343359A1 (fr) 2010-01-07 2010-01-07 Formulation de détergent contenant des granules séchées par atomisation

Country Status (6)

Country Link
EP (2) EP2343359A1 (fr)
CN (1) CN102782111A (fr)
AR (1) AR078826A1 (fr)
BR (1) BR112012016789A2 (fr)
ES (1) ES2528692T3 (fr)
WO (1) WO2011082842A1 (fr)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU556758B2 (en) 1981-07-13 1986-11-20 Procter & Gamble Company, The Foaming compositions based on alkylpolysaccharide
GB8803036D0 (en) 1988-02-10 1988-03-09 Unilever Plc Liquid detergents
CN1027452C (zh) * 1988-03-14 1995-01-18 普罗格特-甘布尔公司 含光活性剂染料的洗涤剂组合物
GB8813978D0 (en) 1988-06-13 1988-07-20 Unilever Plc Liquid detergents
CA2001927C (fr) 1988-11-03 1999-12-21 Graham Thomas Brown Aluminosilicates et detergents
ES2121814T3 (es) * 1992-07-15 1998-12-16 Procter & Gamble Composiciones detergentes.
GB9317803D0 (en) * 1993-08-27 1993-10-13 Cussons Int Ltd Laundry detergent composition
ES2281002T3 (es) 2003-08-06 2007-09-16 Ciba Specialty Chemicals Holding Inc. Composiciones para formar tonalidades.
ATE487784T1 (de) * 2004-11-22 2010-11-15 Unilever Nv Wäschebehandlungsmittel
GB0514146D0 (en) * 2005-07-11 2005-08-17 Unilever Plc Dye delivery granules
GB0519347D0 (en) * 2005-09-22 2005-11-02 Unilever Plc Composition of enhanced stability and a process for making such a composition
JP5705411B2 (ja) 2006-01-23 2015-04-22 ザ プロクター アンド ギャンブルカンパニー 酵素および布帛色調剤を含む組成物
AU2007283690B2 (en) 2006-08-10 2010-04-08 Unilever Global Ip Limited Shading composition
ES2443822T3 (es) 2008-05-20 2014-02-20 Unilever N.V. Composición de matizado

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2011082842A1 *

Also Published As

Publication number Publication date
AR078826A1 (es) 2011-12-07
ES2528692T3 (es) 2015-02-11
WO2011082842A1 (fr) 2011-07-14
CN102782111A (zh) 2012-11-14
BR112012016789A2 (pt) 2018-03-27
EP2343359A1 (fr) 2011-07-13
EP2521764B1 (fr) 2014-11-26

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