EP2162522A1 - Compositions détergentes enzymatiques granulaires - Google Patents

Compositions détergentes enzymatiques granulaires

Info

Publication number
EP2162522A1
EP2162522A1 EP08760075A EP08760075A EP2162522A1 EP 2162522 A1 EP2162522 A1 EP 2162522A1 EP 08760075 A EP08760075 A EP 08760075A EP 08760075 A EP08760075 A EP 08760075A EP 2162522 A1 EP2162522 A1 EP 2162522A1
Authority
EP
European Patent Office
Prior art keywords
detergent composition
composition according
weight
sodium
thiosulphate
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
EP08760075A
Other languages
German (de)
English (en)
Other versions
EP2162522B1 (fr
Inventor
Olaf C P Beers
Willem Oldenburg
Ronaldus T L Van Vliet
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
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Application filed by Unilever PLC, Unilever NV filed Critical Unilever PLC
Priority to EP08760075.5A priority Critical patent/EP2162522B1/fr
Publication of EP2162522A1 publication Critical patent/EP2162522A1/fr
Application granted granted Critical
Publication of EP2162522B1 publication Critical patent/EP2162522B1/fr
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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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/28—Sulfonation products derived from fatty acids or their derivatives, e.g. esters, amides
    • 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
    • C11D17/0047—Detergents in the form of bars or tablets
    • 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
    • C11D3/38—Products with no well-defined composition, e.g. natural products
    • C11D3/386—Preparations containing enzymes, e.g. protease or amylase
    • C11D3/38672—Granulated or coated enzymes

Definitions

  • the present invention relates to granular detergent compositions, more in particular to granular detergent compositions comprising alkyl ester, in particular methyl ester fatty acid sulphonate surfactant and enzyme granules,
  • Laundry detergent compositions have for many years contained anionic sulphonate or sulphate surfactant, for example, linear alkylbenzene sulphonate (LAS) or primary alkyl sulphate (PAS) , together with ethoxylated alcohol nonionic surfactants.
  • anionic sulphonate or sulphate surfactant for example, linear alkylbenzene sulphonate (LAS) or primary alkyl sulphate (PAS)
  • ethoxylated alcohol nonionic surfactants used in laundry detergent compositions include typically ethoxylated Cio ⁇ Ci6 alcohols having an average degree of ethoxylation of 3 to 9.
  • MES methyl ester fatty acid sulphonate
  • the IUPAC name for e.g. a so-called C16 MES is Hexadecanoic acid, 2-sulfo-, 1-methylester, sodium salt (C17H33NaO5S) - -
  • Methyl ester sulphonate can be obtained by sulphonation of various renewable oleo-based methyl ester feedstocks derived from eg. coconut (C12-14), palm kernel (C8-18), palm stearin C16-18) or tallow (C16-18).
  • MES is of special interest due to good biodegradability, detergency and calcium hardness tolerance.
  • EP-A-I 634 941 (Lion) or WO-A-01/90284 (Huish) disclose high bulk density granular detergents containing surfactants (including ⁇ -sulpho-fatty acid esters), (bi) carbonate, zeolite and a polymer containing of monoethylenic unsaturated mono- and di-carboxylic acid units.
  • surfactants including ⁇ -sulpho-fatty acid esters
  • carbonate zeolite
  • zeolite a polymer containing of monoethylenic unsaturated mono- and di-carboxylic acid units.
  • the granular detergent composition according to the invention comprising 1 to 30% by weight of an alkyl ester fatty acid sulphonate surfactant and enzyme granules, wherein said composition is substantially free of thiosulphate .
  • a granular detergent composition comprising 1 to 30% by weight of an alkyl ester fatty acid sulphonate surfactant and 0.1 to 10% by weight enzyme granules, wherein said composition is substantially free of thiosulphate.
  • a detergent tablet obtained by compressing the granular detergent composition according to the invention.
  • a process for laundering textile fabrics by machine or hand characterised in that it comprises the step of immersing the fabrics in a wash liquor comprising water in which a granular detergent composition or detergent tablet according to the invention is dissolved or dispersed.
  • a process for manufacturing a granular detergent composition or tablet according to the invention is provided.
  • the granular detergent composition of the invention comprises 1 to 30% by weight of an alkyl ester fatty acid sulphonate surfactant, preferably methyl ester fatty acid sulphonate surfactant, and enzyme granules.
  • an alkyl ester fatty acid sulphonate surfactant preferably methyl ester fatty acid sulphonate surfactant
  • enzyme granules Preferably, the amount of ⁇ -sulpho-fatty acid esters is 1 to 15% by weight, more preferably 3 to 8% by weight.
  • ⁇ -sulfofatty acid esters can be prepared from a variety of sources, including beef tallow, palm kernel oil, palm kernel (olein) oil, palm kernel (stearin) oil, coconut oil, soybean oil, canola oil, cohune - -
  • Suitable fatty acids to make ⁇ -sulfofatty acid esters include, but are not limited to, caprylic (Cs) , capric ( (Cio) , lauric (C12) , myristic (Ci 4 ) , myristoleic (Ci 4 ) , palmitic (Ci ⁇ ) , palmitoleic (Ci ⁇ ) , stearic (Cis) , oleic (Cis) , linoleic (Cis) , linolenic (Cis) , ricinoleic (Cis) , arachidic (C20) , gadolic (C20) , behenic (C22) t and erucic (C22) fatty acids.
  • ⁇ -Sulfofatty acid esters prepared from one or more of these sources are examples of these sources.
  • Samples of alkyl ester fatty acid sulphonate surfactant prepared in dry powder form via above mentioned production processes typically contain about 75-85 % by weight of the desired surfactant.
  • the other components in a typical production sample there is one of specific relevance for the present invention, which is sodium methylsulphate, typically present at (but not restricted to) a level of about 1-10 % based on the weight of the MES as such.
  • the composition may also comprise one or more other surfactants.
  • the other surfactant is present in an amount of from 5 to 40 wt.%, preferably from 7 to 30 wt.%, based on the weight of the total composition.
  • alkylbenzene sulphonates examples include alkylbenzene sulphonates, branched or linear alkyl benzene sulphonates, primary and secondary alcohol sulphates, particularly C8 ⁇ Ci6 primary alcohol sulphates; alkyl ether sulphates, olefin sulphonates, including alpha olefin sulphonates, alkane sulphonates, alkyl xylene sulphonates, dialkyl sulphosuccinates, and alkyl carboxylates . These may be present as sodium, potassium, calcium or magnesium salts or mixtures of these. Sodium salts are generally preferred.
  • the other surfactant is preferably a sulphonate or sulphate anionic surfactant or a combination thereof. More preferably, the anionic surfactant is linear alkylbenzene sulphonate or primary alkyl sulphate. Most preferably the other surfactant is linear alkylbenzene sulphonate.
  • the linear alkyl benzene sulphonate may be present as sodium, potassium, or alkaline earth metal salts, or mixtures of these salts. Sodium salts are generally preferred.
  • the other surfactant may also comprise a nonionic surfactant, preferably an ethoxylated alcohol nonionic surfactant with an average degree of ethoxylation ranging from about 3 to 9, preferably from about 3 to 7.
  • the alcohol may be derived from natural or synthetic feedstock. Preferred alcohol feedstocks are coconut and palm kernel, predominantly C 12 -C 14 , and oxo C 12 -C 15 alcohols.
  • the nonionic surfactant is suitably present in an amount of from 1 to 20 wt %, preferably from 1 to 10, more preferably from 2 to 6 wt %, most preferably from 3 to 5 wt %, based on the weight of the total composition.
  • Additional surfactants or detergent active compounds may comprise other nonionics such as alkylpolyglucosides, polyhydroxyamides (glucamide) , methyl ester ethoxylates and glycerol monoethers .
  • cationic, amphoteric surfactants and/or zwitterionic surfactants may be present.
  • Preferred cationic surfactants are quaternary ammonium salts of the general formula R 1 R 2 R3R 4 N + X-, for example where Ri is a C 12 - Ci 4 alkyl group, R 2 and R3 are methyl groups, R 4 is a
  • 2-hydroxyethyl group, and X- is a chloride ion.
  • This material is available commercially as Praepagen (Trade Mark) HY from Clariant GmbH, in the form of a 40 wt% aqueous solution .
  • Preferred amphoteric surfactants are amine oxides, for example coco dimethyl amine oxide.
  • Preferred zwitterionic surfactants are betaines, and especially amidobetaines .
  • Preferred betaines are C8 to C18 alkyl amidoalkyl betaines, for example coco amido betaine. These may be included as co- surfactants, preferably present in an amount of from 0 to 10 wt %, more preferably 1 to 5 wt %, based on the weight of the total composition.
  • the detergent compositions of the present invention comprise one or more other enzymes, which provide cleaning performance, fabric care and/or sanitation benefits.
  • Suitable enzymes for incorporation in detergent compositions preferably include protease, lipase, amylase, cellulase, mannanase and oxidase, peroxidise, oxidoreductase, beta- glucanase, pectinase and/or pectate lyase. Most preferably, the compositions contain a proteolytic enzyme or protease. - -
  • composition may contain additional enzymes as found in WO-A-01/007681 page 15, line 25 to pagel9, line 29 as well as those found in WO-A-02/02726 page 16 line 21 to page 19 line 16 and those found in WO-A-02/02726 page 33 line 28 to page 39 line 34, the contents of which are herein incorporated by reference. It also may contain maltogenic ⁇ -amylases as described in WO-A-02/02726 page 5, line 14 to page 11 line 29. Commercially available maltogenic ⁇ -amylases are NovamylTM and MaltogenaseTM from Novozymes.
  • composition may also contain a lipase variant of the Humicola lanuginosa lipase with substitutions T231R + N233R, commercially available as LipexTM from Novozymes or another variant as described in WO-A-00/60063.
  • composition may also contain other commercial enzymes not described in any of the previous specifications such as the new enzymes from Novozymes: MannawayTM, NatalaseTM, RenozymeTM, OvozymeTM, CelluCleanTM, PolarzymeTM, StainzymeTM, CoronaseTM, PectaawayTM, PectawashTM, Termamyl UltraTM. And the new enzymes from Genencor: FN-3, FN-4, Purafect PrimeTM, ProperaseTM. - -
  • detergency enzymes are employed in granular form in amounts of from about 0.1 to about 10.0 wt %, preferably from about 0.2 to about 3% by weight, more preferably from about 0.2 to about 1% by weight.
  • the detergent compositions are substantially free of thiosulphate . Since enzyme granules sometimes contain thiosulphate, it was found to be important to use thiosulphate free enzyme granules. Preferably enzyme granules contain less than 3% by weight, more preferably less than 1% by weight, most preferably less than 0.1% by weight of thiosulphate. The amount of thiosulphate in the compositions can be determined using standard analytical techniques. Thiosulphate in the context of this invention means any salt thereof, such as alkalimetal, especially sodium, but also ammonium, Monoethanolamine or Triethanolamine salts.
  • compositions of the invention may contain a detergency builder.
  • the builder is present in an amount of from 1 to less than 80 wt % based on the weight of the total composition. More preferably the amount of builder is from 1 to 60 wt %.
  • Builders are well-known to those skilled in the art. Many suitable builder compounds are available. Examples are zeolites, sodium tripolyphosphate, layered silicate, sodium carbonate, sodium bicarbonate, burkeite, sodium silicate and mixtures thereof. - -
  • compositions may optionally contain other active ingredients to enhance performance and properties.
  • compositions of the invention may contain from 0 to 85 wt % of an inorganic non-builder salt, such as sodium sulphate, sodium sesquicarbonate, sodium chloride, calcium chloride, magnesium chloride and calcite, preferably from 0 to 60 wt %, preferably from 0 to 40 wt %, based on the weight of the total composition.
  • an inorganic non-builder salt such as sodium sulphate, sodium sesquicarbonate, sodium chloride, calcium chloride, magnesium chloride and calcite
  • compositions of the invention may contain a polycarboxylate polymer.
  • polycarboxylate polymer include homopolymers and copolymers of acrylic acid, maleic acid and acrylic/maleic acids.
  • the publication ⁇ Polymeric Dispersing Agents, Sokalan' a printed publication of BASF Aktiengesellschaft, D-6700 Ludwigshaven, Germany describes organic polymers which are useful.
  • the polycarboxylate polymer is selected from the group consisting of sodium polyacrylate, sodium acrylate maleate and mixtures thereof.
  • suitable polymers include Sokalan CP5, ex BASF polyacrylate, namely maleic acid-acrylic acid copolymer, with a sodium salt.
  • the detergent compositions of the invention may comprise one or more optional ingredients selected from soap, peroxyacid and persalt bleaches, bleach activators, air bleach catalysts, sequestrants, cellulose ethers and esters, cellulosic polymers, other antiredeposition agents, sodium bicarbonate, other inorganic salts, fluorescers, photobleaches, polyvinyl pyrrolidone, other dye transfer inhibiting polymers, foam controllers, foam boosters, - -
  • citric acid soil release polymers, silicone, fabric conditioning compounds, coloured speckles such as blue speckles, and perfume. This list is not intended to be exhaustive .
  • compositions of the invention are granular detergent compositions, preferably in powder form, having a mean particle size between 200 and 800 micrometer. Alternatively, the compositions may be in tablet form.
  • the compositions can be formulated for use as hand wash or machine wash detergents .
  • compositions of the invention may be prepared by any suitable process. Powders of low to moderate bulk density may be prepared by spray-drying a slurry, and optionally postdosing (dry-mixing) further ingredients. “Concentrated” or “compact” powders may be prepared by mixing and granulating processes, for example, using a highspeed mixer/granulator, or other non-tower processes.
  • Tablets may be prepared by compacting powders, especially "concentrated" powders.
  • the choice of processing route may be in part dictated by the stability or heat-sensitivity of the surfactants involved, and the form in which they are available. In all cases, all ingredients may be added separately.
  • Sodium LAS sodium C10-C13 alkylbenzene sulphonate (anionic surfactant)
  • Nonionic 7EO C13-C15 fatty alcohol ethoxylated with an average of 7 ethyleneoxide units per mole (nonionic surfactant)
  • Zeolite 4A sodium alumino silicate with Si:Al ratio 1 (ion- exchange builder)
  • Polymer acrylic acid/maleic acid type of polymer (anti- redeposition, anti-ashing or co-builder)
  • SCMC sodium carboxy methyl cellulose (anti-redeposition polymer)
  • Polarzyme 12.0 T protease enzyme granule from Novozymes; granule contains sodium thiosulphate as stabilizer.
  • Savinase 24.0 GTT (12.0 or 24.0 T): protease enzyme granule from Novozymes; granule contains sodium thiosulphate as stabilizer.
  • Stainzyme 12.0 T amylase enzyme granule from Novozymes; granule contains sodium thiosulphate as stabilizer.
  • Termamyl 60 T amylase enzyme granule from Novozymes; granule contains sodium thiosulphate as stabilizer.
  • Properase 100OM protease enzyme granule from Genencor; granule is free of sodium thiosulphate.
  • Purafect 3450M protease enzyme granule from Genencor; granule is free of sodium thiosulphate.
  • Lipex 100 T lipase enzyme granule from Novozymes; granule is free of sodium thiosulphate. - -
  • Savinase pure pure protease enzyme powder from Novozymes; without coating and sodium thiosulphate .
  • Dummy granule granule from Novozymes without enzymes and sodium thiosulphate.
  • BSA Bovine Serum Albumin
  • model protein model protein
  • the malodour molecule generated during storage has been identified via GC/MS headspace analyses to be a dimethyl- sulfide (abbr. DMS), predominantly dimethyl-disulfide, dimethyl-trisulfide and dimethyl-tetrasulfide .
  • DMS dimethyl- sulfide
  • the severity of malodour due to dimethylsulfides can be best assessed olfactively using following intensity scale:
  • Malodour is due to an interaction of MES/MS and thiosulphate (which is present within enzyme-granules of Novozymes) , since - i

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  • 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)
  • Detergent Compositions (AREA)

Abstract

Des problèmes potentiels de mauvaise odeur sont évités par l'utilisation d'une composition détergente granulaire comprenant 1 à 30 % en poids d'un ester alkylique d'un agent tensio-actif alkyle ester sulfonate d'acide gras et des granulés d'enzyme, ladite composition étant sensiblement exempte de thiosulfate.
EP08760075.5A 2007-06-22 2008-05-27 Compositions détergentes enzymatiques granulaires Active EP2162522B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08760075.5A EP2162522B1 (fr) 2007-06-22 2008-05-27 Compositions détergentes enzymatiques granulaires

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07110850 2007-06-22
PCT/EP2008/056477 WO2009000605A1 (fr) 2007-06-22 2008-05-27 Compositions détergentes enzymatiques granulaires
EP08760075.5A EP2162522B1 (fr) 2007-06-22 2008-05-27 Compositions détergentes enzymatiques granulaires

Publications (2)

Publication Number Publication Date
EP2162522A1 true EP2162522A1 (fr) 2010-03-17
EP2162522B1 EP2162522B1 (fr) 2018-07-04

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Country Status (7)

Country Link
EP (1) EP2162522B1 (fr)
CN (1) CN101688152B (fr)
AR (1) AR067053A1 (fr)
BR (1) BRPI0813386A2 (fr)
CL (1) CL2008001858A1 (fr)
TR (1) TR201810838T4 (fr)
WO (1) WO2009000605A1 (fr)

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US11499124B2 (en) 2020-03-13 2022-11-15 YFY Consumer Products, Co. Solid granules used for cleaning agents
US11767495B2 (en) 2020-03-13 2023-09-26 YFY Consumer Products, Co. Systems and methods for manufacturing solid granules

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EP3476936B1 (fr) 2017-10-27 2022-02-09 The Procter & Gamble Company Compositions détergentes comprenant des variantes de polypeptide
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AR067053A1 (es) 2009-09-30
EP2162522B1 (fr) 2018-07-04
CL2008001858A1 (es) 2009-03-06
CN101688152A (zh) 2010-03-31
TR201810838T4 (tr) 2018-08-27
WO2009000605A1 (fr) 2008-12-31
BRPI0813386A2 (pt) 2014-12-30
CN101688152B (zh) 2012-06-27

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