WO2024250142A1 - Composition de détergent à lessive contenant de la cellulase et un copolymère greffé - Google Patents

Composition de détergent à lessive contenant de la cellulase et un copolymère greffé Download PDF

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Publication number
WO2024250142A1
WO2024250142A1 PCT/CN2023/098296 CN2023098296W WO2024250142A1 WO 2024250142 A1 WO2024250142 A1 WO 2024250142A1 CN 2023098296 W CN2023098296 W CN 2023098296W WO 2024250142 A1 WO2024250142 A1 WO 2024250142A1
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WIPO (PCT)
Prior art keywords
laundry detergent
detergent composition
agents
cellulase
alkyl
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PCT/CN2023/098296
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English (en)
Inventor
Ming Tang
Xiaoyi Ren
Xiaobin CHU
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Procter and Gamble Co
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Procter and Gamble Co
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Priority to PCT/CN2023/098296 priority Critical patent/WO2024250142A1/fr
Priority to PCT/CN2024/087228 priority patent/WO2024250832A1/fr
Publication of WO2024250142A1 publication Critical patent/WO2024250142A1/fr
Anticipated expiration legal-status Critical
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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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • C11D3/3788—Graft polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F18/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F18/02—Esters of monocarboxylic acids
    • C08F18/04—Vinyl esters
    • C08F18/08—Vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L51/08—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds
    • 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
    • C11D3/38645—Preparations containing enzymes, e.g. protease or amylase containing cellulase
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F218/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F218/02—Esters of monocarboxylic acids
    • C08F218/04—Vinyl esters
    • C08F218/08—Vinyl acetate
    • 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
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/12—Soft surfaces, e.g. textile

Definitions

  • the present invention relates to a laundry detergent composition containing a cellulase and a graft copolymer.
  • Cellulase has been formulated into laundry detergent compositions. It provides cleaning and ‘depilling’ benefits. However, there are issues of stability for the cellulase because it may degrade after storage especially under an elevated temperature, resulting in a reduction in the action of the cellulase. Accordingly, there is a need for a laundry detergent composition with improved stability of cellulase.
  • DTI dye transfer inhibitor
  • polymers generally known as dye transfer inhibitor ( “DTI” ) polymers
  • DTI dye transfer inhibitor
  • Such polymers include polyvinyl pyrrolidone (PVP) , poly (vinylpyridine-N-oxide) (PVNO) , polyvinylpyrrolidone-co-polyvinylimidazole (PVP/PVI) , poly (vinylpyrrolidone) co-poly (vinylpyridine-N-oxide) (PVP/PVNO) polymers.
  • PVNO polyvinylpyrrolidone
  • PVNO poly (vinylpyrrolidone-co-polyvinylimidazole
  • PVNO poly (vinylpyrrolidone) co-poly (vinylpyridine-N-oxide)
  • a graft copolymer comprising polyalkylene oxide, N-vinylpyrrolidone and vinyl ester is effective in inhibiting dye transfer.
  • cellulase and the graft copolymer comprising polyalkylene oxide, N-vinylpyrrolidone and vinyl ester provided an improved stability of cellulase.
  • the present invention relates to a laundry detergent composition, comprising:
  • a graft copolymer comprising:
  • polyalkylene oxide which has a number average molecular weight of from 1000 to 20,000 Daltons and is based on ethylene oxide, propylene oxide, butylene oxide or mixtures thereof;
  • vinyl ester derived from a saturated monocarboxylic acid containing from 1 to 6 carbon atoms and/or a methyl or ethyl ester of acrylic or methacrylic acid;
  • the polyalkylene oxide comprises and preferably consists of ethylene oxide units
  • the vinyl ester comprises and preferably consists of vinyl acetate.
  • the polyalkylene oxide comprises and preferably consists of ethylene oxide units and propylene oxide units
  • the vinyl ester comprises and preferably consists of vinyl acetate.
  • the polyalkylene oxide has a number average molecular weight of from 1000 to 20,000 Daltons.
  • the weight ratio of (a) : (c) is from 1.0: 0.1 to 1.0: 0.99, preferably from 1.0: 0.3 to 1.0: 0.9.
  • graft copolymer in the graft copolymer, from 1.0 mol%to 60 mol%, preferably from 20 mol%to 60 mol%, more preferably from 30 mol%to 50mol%of the grafted-on monomers of component (c) are hydrolyzed.
  • the cellulase comprises a fungal or microbial-derived endoglucanases, or mixture thereof, exhibiting endo-beta-1, 4-glucanase activity.
  • the composition further comprise a dye transfer inhibitor (DTI) polymer which is selected from the group consisting of: polyvinylpyrrolidone (PVP) polymers, polyamine N-oxide polymers, polyvinylimidazoles (PVI) polymers, copolymers of N-vinylpyrrolidone and N-vinylimidazole (PVP/PVI) , polyvinyloxazolidones polymers, poly (vinylpyridine-N-oxide) (PVNO) polymers, poly (vinylpyrrolidone) co-poly (vinylpyridine-N-oxide) (PVP/PVNO) polymers, copolymers of vinylpyrrolidone and vinylacetate (PVP/VA) , and any mixtures thereof.
  • DTI dye transfer inhibitor
  • the composition further comprise a surfactant system selected from an anionic surfactant, a nonionic surfactant and any combinations thereof, wherein the anionic surfactant comprises linear alkylbenzene sulfonate (LAS) , alkyl ethoxylated sulfates (AES) , alkyl sulfates (AS) , methyl ester sulfonates (MES) , alkyl ether carboxylates (AEC) , C 6 -C 24 branched alkyl sulfonates or sulfates or any combinations thereof, preferably the anionic surfactant is selected from the group consisting of C 6 -C 20 linear alkylbenzene sulfonate (LAS) , C 6 -C 20 alkyl ethoxylated sulfates (AES) , C 6 -C 20 alkyl sulfates (AS) , C 12 -C 24 branched alkyl sulfates (
  • R 12 is linear or branched alkyl having from 8 to 18 carbon atoms
  • X is -O-or -C (O) O-
  • R 13 is hydrogen or alkyl having from 1 to 6 carbon atoms
  • s represents average repeats of EO
  • t represents average repeats of PO
  • s is from 3 to 20
  • t is from 0 to 6
  • EO represents ethylene oxide
  • PO represents propylene oxide
  • EO and PO may be arranged in mixture.
  • the surfactant system comprises a C 16 -C 24 branched alkyl sulfates represented by the formula (1) or (2) :
  • each of R 1 and R 2 is a linear alkyl group and the total number of carbon atoms of R 1 and R 2 is from 11 to 23 carbon atoms, and M 1 is a counterion;
  • each of R 3 and R 4 is a linear alkyl group having from 6 to 12 carbon atoms
  • X is an alkylene group having from 1 to 3 carbons
  • the total number of carbon atoms of R 3 , R 4 and X is from 11 to 23 carbon atoms and M 2 is a counterion.
  • the composition further comprises a treatment adjunct which is preferably selected from the group consisting of a surfactant system, fatty acids and/or salts thereof, enzymes, encapsulated benefit agents, soil release polymers, hueing agents, builders, chelating agents, dye transfer inhibiting agents, dispersants, enzyme stabilizers, anti-oxidants, catalytic materials, bleaching agents, bleach catalysts, bleach activators, polymeric dispersing agents, soil removal/anti-redeposition agents, polymeric grease cleaning agents, amphiphilic copolymers, brighteners, suds suppressors, dyes, hueing agents, perfume, structure elasticizing agents, fabric softeners, carriers, fillers, hydrotropes, solvents, anti-microbial agents and/or preservatives, neutralizers and/or pH adjusting agents, processing aids, rheology modifiers and/or structurants, opacifiers, pearlescent agents, pigments, anti-corrosion and/or anti-tarnishing agents, and mixtures thereof
  • a treatment adjunct which is
  • said composition is in the form of a liquid composition, a granular composition, a single-compartment pouch, a multi-compartment pouch, a sheet, a pastille or bead, a fibrous article, a tablet, a bar, flake, or a mixture thereof.
  • the present application relates to a use of a graft copolymer in improving stability of a fungal cellulase in a laundry detergent composition containing the graft copolymer and the fungal cellulase, wherein:
  • graft copolymer comprising:
  • polyalkylene oxide which has a number average molecular weight of from 1000 to 20,000 Daltons and is based on ethylene oxide, propylene oxide, butylene oxide or mixtures thereof;
  • vinyl ester derived from a saturated monocarboxylic acid containing from 1 to 6 carbon atoms and/or a methyl or ethyl ester of acrylic or methacrylic acid;
  • the present application relates to a method of washing comprising the steps of contacting fabrics to be washed with the laundry detergent composition.
  • the terms “comprise” , “comprises” , “comprising” , “include” , “includes” , “including” , “contain” , “contains” , and “containing” are meant to be non-limiting, i.e., other steps and other ingredients which do not affect the end of result can be added.
  • the above terms encompass the terms “consisting of” and “consisting essentially of” .
  • composition is “substantially free” of a specific ingredient, it is meant that the composition comprises less than a trace amount, alternatively less than 0.1%, alternatively less than 0.01%, alternatively less than 0.001%, by weight of the composition, of the specific ingredient.
  • laundry detergent composition means a composition for cleaning soiled materials, including fabrics. Such compositions may be used as a pre-laundering treatment, a post-laundering treatment, or may be added during the rinse or wash cycle of the laundering operation.
  • the laundry detergent composition compositions may have a form selected from liquid, powder, unit dose such as single-compartment or multi-compartment unit dose, pouch, tablet, gel, paste, bar, or flake.
  • the laundry detergent composition is a liquid or a unit dose composition.
  • liquid laundry detergent composition herein refers to compositions that are in a form selected from the group consisting of pourable liquid, gel, cream, and combinations thereof.
  • the liquid laundry detergent composition may be either aqueous or non-aqueous, and may be anisotropic, isotropic, or combinations thereof.
  • unit dose laundry detergent composition herein refers to a water-soluble pouch containing a certain volume of liquid wrapped with a water-soluble film.
  • alkyl means a hydrocarbyl moiety which is branched or unbranched, substituted or unsubstituted. Included in the term “alkyl” is the alkyl portion of acyl groups.
  • washing solution refers to the typical amount of aqueous solution used for one cycle of laundry washing, preferably from 1 L to 50 L, alternatively from 1 L to 20 L for hand washing and from 20 L to 65 L for machine washing.
  • oiled fabric is used non-specifically and may refer to any type of natural or artificial fibers, including natural, artificial, and synthetic fibers, such as, but not limited to, cotton, linen, wool, polyester, nylon, silk, acrylic, and the like, as well as various blends and combinations.
  • compositions of the present disclosure may be selected from the group of light duty liquid detergents compositions, heavy duty liquid detergent compositions, detergent gels commonly used for laundry, bleaching compositions, laundry additives, fabric enhancer compositions, and mixtures thereof.
  • the composition may be in any suitable form.
  • the composition may be in the form of a liquid composition, a granular composition, a single-compartment pouch, a multi-compartment pouch, a sheet, a pastille or bead, a fibrous article, a tablet, a bar, flake, or a mixture thereof.
  • the composition can be selected from a liquid, solid, or combination thereof.
  • the composition can be an aqueous liquid laundry detergent composition.
  • the water content can be present at a level of from 5.0 %to 95 %, preferably from 25 %to 90 %, more preferably from 50 %to 85 %by weight of the liquid detergent composition.
  • the pH range of the detergent composition may be preferably from 6.0 to 8.9, more preferably from pH 7 to 8.8.
  • the detergent composition may comprise one or more graft copolymers.
  • the graft copolymer can be present at a level of from about 0.01%to about 15%, preferably from about 0.05%to about 10%, more preferably from about 0.1%to about 5%, and most preferably from about 0.2%to about 3%, e.g. 0.10%, 0.15%, 0.20%, 0.25%, 0.30%, 0.35%, 0.40%, 0.45%, 0.50%, 1%, 2%, or 3%, by weight of the composition.
  • the amount, by weight of the polymer, of (a) is greater than the amount of (c) .
  • the polymer may comprise at least 50%by weight, preferably at least 60%by weight, more preferably at least 75%by weight of (a) polyalkylene oxide.
  • the copolymers may include an ethylene oxide content of from 40 to 99 mol%, a propylene oxide content of from 1.0 to 60 mol%, and a butylene oxide content of from 1.0 to 30 mol%.
  • the graft base may be linear (straight-chain) or branched, for example a branched homopolymer and/or a branched copolymer.
  • Branched copolymers may be prepared by addition of ethylene oxide with or without propylene oxides and/or butylene oxides onto polyhydric low molecular weight alcohols, for example trimethylol propane, pentoses, or hexoses.
  • the alkylene oxide unit may be randomly distributed in the polymer or be present therein as blocks.
  • Suitable materials for the graft base may include PEG 1000, PEG 2000, PEG 4000, PEG 6000, PEG 8000, PEG 10000, PEG 12000, and/or PEG 20000, which are polyethylene glycols, and/or MPEG 2000, MPEG 4000, MPEG 6000, MPEG 8000 and MEG 10000 which are monomethoxypolyethylene glycols that are commercially available from BASF under the tradename PLURIOL and/or block copolymers made from ethylene oxide-propylene oxide-ethylene oxide (EO-PO-EO) or from propylene oxide-ethylene oxide-propylene oxide (PO-EO-PO) such as PE 6100, PE 6800 or PE 3100 commercially available from BASF under the tradename PLURONIC.
  • PEG 1000 polyethylene glycols
  • MPEG 2000, MPEG 4000, MPEG 6000, MPEG 8000 and MEG 10000 which are monomethoxypolyethylene glycols that are commercially available from BASF under the tradename PLURIOL
  • the graft copolymers of the present disclosure may be characterized by relatively low degree of branching (i.e., degree of grafting) .
  • degree of grafting i.e., degree of grafting
  • the average number of grafting sites may be less than or equal to 1.0, or less than or equal to 0.8, or less than or equal to 0.6, or less than or equal to 0.5, or less than or equal to 0.4, per 50 alkylene oxide groups, e.g., ethylene oxide groups.
  • the graft copolymers may comprise, on average, based on the reaction mixture obtained, at least 0.05, or at least 0.1, graft site per 50 alkylene oxide groups, e.g., ethylene oxide groups.
  • the degree of branching may be determined, for example, by means of 13 C NMR spectroscopy from the integrals of the signals of the graft sites and the -CH 2 -groups of the polyalkylene oxide.
  • the number of grafting sites may be adjusted by manipulating the temperature and/or the feed rate of the monomers.
  • the polymerization may be carried out in such a way that an excess of component (a) and the formed graft copolymer is constantly present in the reactor.
  • the quantitative molar ratio of component (a) and polymer to ungrafted monomer (and initiator, if any) is generally greater than or equal to 10: 1, or to 15: 1, or to 20: 1.
  • the polyalkylene oxides are grafted with N-vinylpyrrolidone as the monomer of component (b) .
  • N-vinylpyrrolidone “VP”
  • the vinyl pyrrolidone repeat unit has amphiphilic character with a polar amide group that can form a dipole, and a non-polar portion with the methylene groups in the backbone and the ring, making it hydrophobic.
  • the graft copolymers may have a K value of from 5.0 to 200, optionally from 5.0 to 50, determined according to H. Fikentscher in 2%strength by weight solution in dimethylformamide at 25C.
  • the graft copolymers of the present disclosure may be characterized by a relatively narrow molar mass distribution.
  • the graft copolymers may be characterized by a polydispersity M w /M n of less than or equal to 3.0, or less than or equal to 2.5, or less than or equal to 2.3.
  • the polydispersity of the graft copolymers may be from 1.5 to 2.2.
  • the polydispersity may be determined by gel permeation chromatography using organic solvent such as hexafluoroisopropanol (HFIP) with multi-angle laser light scattering detection.
  • HFIP hexafluoroisopropanol
  • the mean molecular weight Mw of the preferred graft polymers may be from 3000 Da to 100,000 Da , preferably from 6000 Da to 45,000 Da , and more preferably from 8000 Da to 30,000 Da.
  • the graft copolymers may be prepared by grafting the suitable polyalkylene oxides of component (a) with the monomers of component (b) in the presence of free radical initiators and/or by the action of high-energy radiation, which may include the action of high-energy electrons. This may be done, for example, by dissolving the polyalkylene oxide in at least one monomer of group (b) , adding a polymerization initiator and polymerizing the mixture to completion.
  • the graft copolymers may also be obtained by introducing the polyalkylene oxides of group (a) into a reactor, heating to the polymerization temperature, and adding at least one monomer of group (b) and/or (c) and polymerization initiator, either all at once, a little at a time, or uninterruptedly, optionally uninterruptedly, and polymerizing.
  • the order in which the monomers (b) and (c) are grafted onto component (a) may be immaterial and/or freely chooseable.
  • first N-vinylpyrrolidone may be grafted onto component (a) , and then a monomer (c) or a mixture of monomers of group (c) .
  • first graft the monomers of group (c) and then N-vinylpyrrolidone onto the graft base (a) It may be that a monomer mixture of (b) and (c) are grafted onto graft base (a) in one step.
  • the graft copolymer may be prepared by providing graft base (a) and then first grafting N-vinylpyrrolidone and then vinyl acetate onto the graft base.
  • Any suitable polymerization initiator (s) may be used, which may include organic peroxides such as diacetyl peroxide, dibenzoyl peroxide, succinyl peroxide, di-tert-butyl peroxide, tert-butyl perbenzoate, tert-butyl perpivalate, tert-butyl permaleate, cumene hydroperoxide, diisopropyl peroxodicarbamate, bis (o-toluoyl) peroxide, didecanoyl peroxide, dioctanoyl peroxide, dilauroyl peroxide, tert-butyl perisobutyrate, tert-butyl peracetate, di-tert-amyl peroxide, tert-butyl peracetate, di-tert-amyl peroxide, tert-butyl hydroperoxide, mixtures thereof, redox initiators, and/or azo starters
  • the graft polymerization may take place at from 50°C to 200°C, or from 70°C to 140°C.
  • the graft polymerization may typically be carried out under atmospheric pressure, but may also be carried out under reduced or superatmospheric pressure.
  • Suitable solvents may include: monohydric alcohols, such as ethanol, propanols, and/or butanols; polyhydric alcohols, such as ethylene glycol and/or propylene glycol; alkylene glycol ethers, such as ethylene glycol monomethyl and -ethyl ether and/or propylene glycol monomethyl and -ethyl ether; polyalkylene glycols, such as di-or tri-ethylene glycol and/or di-or tri-propylene glycol; polyalkylene glycol monoethers, such as poly (C2-C3-alkylene) glycol mono (C1-C16-alkyl) ethers having 3-20 alkylene glycol units; carboxylic esters, such as ethyl acetate and ethyl propionate; aliphatic ketones, such as acetone and/or cyclohexanone; cyclic ethers, such
  • the graft polymerization may also be carried out in water as solvent.
  • the first step may be to introduce a solution which, depending on the amount of added monomers of component (b) , is more or less soluble in water.
  • organic solvents for example monohydric alcohols having 1 to 3 carbon atoms, acetone, and/or dimethylformamide.
  • a graft polymerization process in water it is also possible to transfer the water-insoluble graft copolymers into a finely divided dispersion by adding customary emulsifiers or protective colloids, for example polyvinyl alcohol.
  • the emulsifiers used may be ionic or nonionic surfactants whose HLB value is from 3.0 to 13. HLB value is determined according to the method described in the paper by W. C. Griffin in J. Soc. Cosmet. Chem. 5 (1954) , 249.
  • the amount of surfactant used in the graft polymerization process may be from 0.1 to 5.0 %by weight of the graft copolymer. If water is used as the solvent, solutions or dispersions of graft copolymers may be obtained. If solutions of graft copolymers are prepared in an organic solvent or in mixtures of an organic solvent and water, the amount of organic solvent or solvent mixture used per 100 parts by weight of the graft copolymer may be from 5 to 200, optionally from 10 to 100, parts by weight.
  • the graft copolymer may optionally be subjected to a partial hydrolysis, e.g. 1.0 mol%, 10 mol%, 20 mol%, 30 mol%, 40 mol%, 50 mol%, 60 mol%, 70 mol%, or any ranges there between.
  • a partial hydrolysis e.g. 1.0 mol%, 10 mol%, 20 mol%, 30 mol%, 40 mol%, 50 mol%, 60 mol%, 70 mol%, or any ranges there between.
  • a partial hydrolysis e.g. 1.0 mol%, 10 mol%, 20 mol%, 30 mol%, 40 mol%, 50 mol%, 60 mol%, 70 mol%, or any ranges there between.
  • the hydrolysis of graft copolymers prepared using vinyl acetate or vinyl propionate as component (c) gives graft copolymers containing vinyl alcohol units.
  • the hydrolysis may be carried out, for example, by adding
  • the laundry detergent composition may comprise from about 0.0001%to about 0.1%, preferably from about 0.0003%to about 0.08%, more preferably from about 0.0004%to about 0.05%, and most preferably from about 0.0005%to about 0.02%, for example 0.0005%, 0.0006%, 0.0007%, 0.0008%, 0.0009%, 0.001%, 0.002%, 0.003%, 0.004%, 0.005%, 0.01%, 0.02%, or any ranges therebetween, by weight of the composition, of the fungal cellulase.
  • fungal cellulase refers to a cellulase which has a fungal origin.
  • the fungal cellulase comprises wide-type cellulases from fungal species and cellulase variants which are derived from the wide-type cellulases from fungal species.
  • the cellulase comprises a fungal or microbial-derived endoglucanases, or mixture thereof, exhibiting endo-beta-1, 4-glucanase activity (E. C. 3.2.1.4) . More preferably, the cellulase comprises a fungal-derived endoglucanases, or mixture thereof, exhibiting endo-beta-1,4-glucanase activity (E. C. 3.2.1.4) .
  • the cellulases include a bacterial polypeptide endogenous to a member of the genus Bacillus which has a sequence of at least 90%, 94%, 97%and even 99%identity to the amino acid sequence SEQ ID NO: 2 in US7, 141, 403B2) .
  • Suitable endoglucanases are sold under the tradenames Carezyme Carezyme and (Novozymes A/S, Bagsvaerd, Denmark) , Revitalenz products which are based on the cellulase from Staphylotrichum coccosporum (IFF) , and Biotouch FCL275 (AB Enzymes) .
  • Suitable cellulases include endo-beta-1, 4-glucanases, cellobiohydrolases and beta-1, 4-glucosidases, of bacterial or fungal origin, from any family of glycosyl hydrolase showing cellulase activity. Chemically modified or protein engineered mutants are included. Suitable cellulases include cellulases from the genera Bacillus, Pseudomonas, Humicola, Fusarium, Thielavia, Acremonium, e.g., the fungal cellulases produced from Humicola insolens, Myceliophthora thermophila and Fusarium oxysporum.
  • the cellulase may comprise a cleaning cellulase belonging to Glycosyl Hydrolase family 45 having a molecular weight of from 17kDa to 30 kDa, for example the endoglucanases sold under the tradename NCD, DCC and DCL (AB Enzymes, Darmstadt, Germany) .
  • the cellulase in the composition according to the present disclosure may be from Humicola, Fusarium, Rhizopus, Acremonium, Myceliophthora, or Aspergillus sp.
  • the cellulase comprises e.g. Carezyme 4500L, Carezyme Premium or Carezyme Elite.
  • the cellulase comprises Carezyme 4500L which having a CAS number of 9012-54-8.
  • the composition comprises from 1%to 99%, preferably from 4%to 80%, preferably from 6%to 50%, more preferably from 10%to 30%, e.g., 5%, 10%, 15%, 20%, 25%, 30%, 35%, 40%, 45%, 50%, 60%, 70%, 80%, 90%or any ranges therebetween, by weight of the composition, of a surfactant system.
  • the surfactant system may comprise an anionic surfactant and a nonionic surfactant.
  • the anionic surfactant suitable for the composition in the present invention may be selected from the group consisting of C 6 -C 20 linear alkylbenzene sulfonates (LAS) , C 6 -C 20 alkyl sulfates (AS) , C 6 -C 20 alkyl alkoxy sulfates (AAS) , C 6 -C 20 methyl ester sulfonates (MES) , C 6 -C 20 alkyl ether carboxylates (AEC) , and any combinations thereof.
  • LAS linear alkylbenzene sulfonates
  • AS alkyl sulfates
  • AAS alkyl alkoxy sulfates
  • MES C 6 -C 20 methyl ester sulfonates
  • AEC alkyl ether carboxylates
  • the laundry detergent composition may contain a C 6 -C 20 alkyl alkoxy sulfates (AA x S) , wherein x is about 1-30, preferably about 1-15, more preferably about 1-10, most preferably x is about 1-3.
  • AA x S alkyl alkoxy sulfates
  • the alkyl chain in such AA x S can be either linear or branched, with mid-chain branched AA x S surfactants being particularly preferred.
  • a preferred group of AA x S include C 12 -C 14 alkyl alkoxy sulfates with x of about 1-3.
  • the composition comprises from 1%to 30%, preferably from 2%to 25%, more preferably from 3%to 20%, for example, 4%, 5%, 6%, 7%, 8%, 9%, 10%, 12%, 14%, 16%, 18%, 20%, or any ranges therebetween, by weight of the composition of the anionic surfactant.
  • the nonionic surfactant suitable for the composition in the present invention may be selected from the group consisting of alkyl alkoxylated alcohols, alkyl alkoxylated phenols, alkyl polysaccharides, polyhydroxy fatty acid amides, alkoxylated fatty acid esters, sucrose esters, sorbitan esters and alkoxylated derivatives of sorbitan esters, and any combinations thereof.
  • Non-limiting examples of nonionic surfactants suitable for use herein include: C 12 -C 18 alkyl ethoxylates, such as nonionic surfactants available from Shell; C 6 -C 12 alkyl phenol alkoxylates wherein the alkoxylate units are a mixture of ethyleneoxy and propyleneoxy units; C 12 -C 18 alcohol and C 6 -C 12 alkyl phenol condensates with ethylene oxide/propylene oxide block alkyl polyamine ethoxylates such as available from BASF; C 14 -C 22 mid-chain branched alkyl alkoxylates, BAEx, wherein x is from about 1 to about 30; alkylpolysaccharides, specifically alkylpolyglycosides; polyhydroxy fatty acid amides; and ether capped poly (oxyalkylated) alcohol surfactants.
  • C 12 -C 18 alkyl ethoxylates such as nonionic surfactants available from Shell
  • the alkoxylated nonionic surfactant contained by the laundry detergent composition of the present invention is a C 6 -C 20 alkoxylated alcohol, preferably C 8 -C 18 alkoxylated alcohol, more preferably C 10 -C 16 alkoxylated alcohol.
  • the C 6 -C 20 alkoxylated alcohol is preferably an alkyl alkoxylated alcohol with an average degree of alkoxylation of from about 1 to about 50, preferably from about 3 to about 30, more preferably from about 5 to about 20, even more preferably from about 5 to about 9.
  • the laundry detergent composition of the present invention may further comprise an amphoteric surfactant.
  • amphoteric surfactants include: amine oxides, derivatives of secondary and tertiary amines, derivatives of heterocyclic secondary and tertiary amines, or derivatives of quaternary ammonium, quaternary phosphonium or tertiary sulfonium compounds.
  • Test Sample detergent composition containing cellulase and the graft copolymer
  • Control detergent composition containing cellulase without the graft copolymer
  • a graft polymer which is PVP/PVAc-g-PEG at a weight ratio of 20: 30: 50 ratio with a weight average molecular weight 16,800 Dalton was prepared as follows.
  • a polymerization vessel equipped with stirrer and reflux condenser was initially charged with 720g of PEG (6000 g/mol) and 60g 1, 2-propane diol (MPG) under nitrogen atmosphere. The mixture was homogenized at 70°C.
  • Test 1 Stability of Cellulase as described hereinabove, the stability of cellulase after storage for these samples were measured. The higher concentration of cellulase after storage indicates the better stability of cellulase.
  • Example 2 Exemplary Formulations of Laundry Detergent Compositions Containing Graft Copolymer and Cellulase
  • liquid laundry detergent compositions as shown in Table 3 are made comprising the listed ingredients in the listed proportions (weight %) .
  • Example 3 Exemplary Formulations of Unite Dose Laundry Detergent Compositions Containing Graft Copolymer and Cellulase
  • compositions as shown in Table 4 are made for unit dose laundry detergent. These compositions are encapsulated into compartment (s) of the unit dose by using a polyvinyl-alcohol-based film.

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Abstract

L'invention concerne une composition de détergent à lessive contenant un copolymère greffé et une cellulase.
PCT/CN2023/098296 2023-06-05 2023-06-05 Composition de détergent à lessive contenant de la cellulase et un copolymère greffé Pending WO2024250142A1 (fr)

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PCT/CN2023/098296 WO2024250142A1 (fr) 2023-06-05 2023-06-05 Composition de détergent à lessive contenant de la cellulase et un copolymère greffé
PCT/CN2024/087228 WO2024250832A1 (fr) 2023-06-05 2024-04-11 Composition de détergent à lessive contenant de la cellulase et un copolymère greffé

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996010671A1 (fr) * 1994-09-30 1996-04-11 The Procter & Gamble Company Copolymeres sequences destines a ameliorer la stabilite de la viscosite dans des adoucissants concentres pour textiles
US20050215450A1 (en) * 2001-06-06 2005-09-29 Novozymes A/S Endo-beta-1,4-glucanases
US20210095229A1 (en) * 2019-09-30 2021-04-01 The Procter & Gamble Company Fabric care compositions that include a copolymer and related methods
US20230002702A1 (en) * 2021-06-24 2023-01-05 The Procter & Gamble Company Colour care detergent compositions

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK187280A (da) 1980-04-30 1981-10-31 Novo Industri As Ruhedsreducerende middel til et fuldvaskemiddel fuldvaskemiddel og fuldvaskemetode
US5776757A (en) 1988-03-24 1998-07-07 Novo Nordisk A/S Fungal cellulase composition containing alkaline CMC-endoglucanase and essentially no cellobiohydrolase and method of making thereof
JP2728531B2 (ja) 1988-03-24 1998-03-18 ノボ ノルディスク アクティーゼルスカブ セルラーゼ調製品
AU639570B2 (en) 1990-05-09 1993-07-29 Novozymes A/S A cellulase preparation comprising an endoglucanase enzyme
DK115890D0 (da) 1990-05-09 1990-05-09 Novo Nordisk As Enzym
ES2174820T3 (es) 1991-01-16 2002-11-16 Procter & Gamble Composiciones detergentes compactas con celulasa de alta actividad.
KR100303619B1 (ko) 1992-10-06 2001-11-22 피아 스타르 셀룰라제변이체
AU1890095A (en) 1994-03-08 1995-09-25 Novo Nordisk A/S Novel alkaline cellulases
ATE389012T1 (de) 1994-10-06 2008-03-15 Novozymes As Ein enzympräparat mit endoglucanase aktivität
WO1996029397A1 (fr) 1995-03-17 1996-09-26 Novo Nordisk A/S Nouvelles endoglucanases
WO1998008940A1 (fr) 1996-08-26 1998-03-05 Novo Nordisk A/S Nouvelle endoglucanase
EP1726644A1 (fr) 1996-09-17 2006-11-29 Novozymes A/S Variants de cellulase
WO1999001544A1 (fr) 1997-07-04 1999-01-14 Novo Nordisk A/S VARIANTS D'ENDO-1,4-β-GLUCANASE DE FAMILLE 6 ET COMPOSITIONS NETTOYANTES CONTENANT DE TELS COMPOSES
US20180362946A1 (en) * 2015-12-18 2018-12-20 Danisco Us Inc. Polypeptides with endoglucanase activity and uses thereof
CN118475677A (zh) 2021-10-12 2024-08-09 诺维信公司 具有改善的稳定性的内切葡聚糖酶

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996010671A1 (fr) * 1994-09-30 1996-04-11 The Procter & Gamble Company Copolymeres sequences destines a ameliorer la stabilite de la viscosite dans des adoucissants concentres pour textiles
US20050215450A1 (en) * 2001-06-06 2005-09-29 Novozymes A/S Endo-beta-1,4-glucanases
US7141403B2 (en) 2001-06-06 2006-11-28 Novozymes A/S Endo-beta-1,4-glucanases
US20210095229A1 (en) * 2019-09-30 2021-04-01 The Procter & Gamble Company Fabric care compositions that include a copolymer and related methods
US20230002702A1 (en) * 2021-06-24 2023-01-05 The Procter & Gamble Company Colour care detergent compositions

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