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WO2022128368A1 - Composition - Google Patents

Composition Download PDF

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Publication number
WO2022128368A1
WO2022128368A1 PCT/EP2021/082735 EP2021082735W WO2022128368A1 WO 2022128368 A1 WO2022128368 A1 WO 2022128368A1 EP 2021082735 W EP2021082735 W EP 2021082735W WO 2022128368 A1 WO2022128368 A1 WO 2022128368A1
Authority
WO
WIPO (PCT)
Prior art keywords
composition
water
alkyl
percent
surfactant
Prior art date
Application number
PCT/EP2021/082735
Other languages
English (en)
Inventor
Rachana SANKAR
Original Assignee
Unilever Ip Holdings B.V.
Unilever Global Ip Limited
Conopco, Inc., D/B/A Unilever
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
Application filed by Unilever Ip Holdings B.V., Unilever Global Ip Limited, Conopco, Inc., D/B/A Unilever filed Critical Unilever Ip Holdings B.V.
Publication of WO2022128368A1 publication Critical patent/WO2022128368A1/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
    • C11D1/66—Non-ionic compounds
    • C11D1/83—Mixtures of non-ionic with anionic compounds
    • 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
    • C11D17/04—Detergent materials or soaps characterised by their shape or physical properties combined with or containing other objects
    • C11D17/041—Compositions releasably affixed on a substrate or incorporated into a dispensing means
    • C11D17/042—Water soluble or water disintegrable containers or substrates containing cleaning compositions or additives for cleaning 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
    • C11D3/43—Solvents
    • 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
    • C11D1/29—Sulfates of polyoxyalkylene ethers
    • 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
    • C11D1/66—Non-ionic compounds
    • C11D1/72—Ethers of polyoxyalkylene glycols

Definitions

  • the present invention relates to a highly concentrated liquid laundry or liquid dishwash composition.
  • Concentrated fabric treatment compositions comprise surfactants to deliver the appropriate cleaning benefit. They may also preferably comprise cleaning aids such as sequestrants and/or enzymes as well as cleaning polymers such as polyamines and soil release polymers. Similarly, there is a need for more and more concentrated compositions, particularly in a unit dose format such as a water- soluble capsule which ordinarily contains about 15 to 25ml but there is a strong desire to have smaller doses for such products.
  • a unit dose composition comprising anionic surfactant, non-ionic surfactant and a non-aqueous solvent, wherein the non-ionic surfactant comprises from 10% wt. of the total non-ionic surfactant, a secondary alcohol ethoxylate, wherein the anionic surfactant comprises an anionic surfactant with a monoisopropylamine (MIPA) and/or triisopropanolamine (TIPA) counterion.
  • MIPA monoisopropylamine
  • TIPA triisopropanolamine
  • the composition is visually clear.
  • visually clear means that the composition when diluted 1 part premix in 3 parts water is less than 20 NTU.
  • the composition comprises anionic surfactant and non-ionic surfactant, a proportion of which is secondary alcohol ethoxylate.
  • surfactant in the context of particulate detergent formulations denotes a surfactant which provides a detersive (i.e. cleaning) effect to dishwash compositions or laundry compositions which are used as part of a domestic laundering process.
  • the composition comprises a non-ionic surfactant.
  • the composition comprises from 10 to 80% wt. non-ionic surfactant based on the total weight of composition, more preferably from 30 to 60% wt. non-ionic surfactant by weight of the composition.
  • the secondary alcohol ethoxylate comprises an alkyl chain with a secondary ethoxylate joined thereto.
  • the secondary ethoxylate comprises from 2 to 20 EO groups, preferably from 5 to 12 and most preferably 9 EO groups.
  • the alkyl chain preferably comprises from 8 to 22 carbons, more preferably from 10 to 14 and most preferably 12.
  • the alkyl chain is preferably saturated.
  • the secondary alcohol ethoxylate is according to the following formula (I):
  • a preferred secondary alcohol ethoxylate is Tergitol 15-S 9 ex Dow.
  • the secondary alcohol ethoxylate is present at from 10 to 100% wt. of the total non-ionic surfactant, more preferably from 12% by wt. of the total non-ionic surfactant.
  • non-ionics the polyoxyalkylene compounds which have a variety of block and heteric (random) structures.
  • they can comprise a single block of alkylene oxide, or they can be diblock alkoxylates or triblock alkoxylates.
  • the blocks can be all ethylene oxide or all propylene oxide, or the blocks can contain a heteric mixture of alkylene oxides.
  • Such materials include Cs to C22 alkyl phenol ethoxylates with an average of from 5 to 25 moles of ethylene oxide per mole of alkyl phenol; and aliphatic alcohol ethoxylates such as Cs to Cis primary or secondary linear or branched alcohol ethoxylates with an average of from 2 to 40 moles of ethylene oxide per mole of alcohol.
  • a preferred class of nonionic surfactant (additional to the secondary alcohol ethoxylate) for use in the invention includes aliphatic C12 to C15 primary linear alcohol ethoxylates with an average of from 3 to 20, more preferably from 5 to 10 moles of ethylene oxide per mole of alcohol.
  • the alcohol ethoxylate may be provided in a single raw material component or by way of a mixture of components.
  • a further class of non-ionic surfactants include the alkyl poly glycosides.
  • the level of non-ionic surfactant which is not the secondary ethoxylate is present at less than 40% wt. of the composition. This aids the formulation of single phase compositions.
  • the composition comprises an anionic surfactant.
  • Non-soap anionic surfactants for use in the invention are typically salts of organic sulfates and sulfonates 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. Examples of such materials include alkyl sulfates, C12-C14 alkyl ether sulfates, alkaryl sulfonates, alpha-olefin sulfonates and mixtures thereof.
  • the alkyl radicals preferably contain from 10 to 18 carbon atoms and may be unsaturated.
  • the C12-C14 alkyl ether sulfates may contain from one to ten ethylene oxide or propylene oxide units per molecule, and preferably contain one to three ethylene oxide units per molecule.
  • Commonly used in laundry liquid compositions are C12-C14 alkyl ether sulfates having a straight or branched chain alkyl group having 12 to 14 carbon atoms and containing an average of 1 to 3EO units per molecule.
  • a preferred example is sodium lauryl ether sulfate (SLES) in which the predominantly C12 lauryl alkyl group has been ethoxylated with an average of 3EO units per molecule.
  • the C12-C14 alkyl ether sulphate may be provided in a single raw material component or by way of a mixture of components.
  • the counterion for at least one of the anionic surfactants used in the compositions described herein is monoisopropylamine (MIPA) and/or triisopropanolamine (TIPA).
  • mixtures of counterions may also be employed such as an alkali metal such as sodium or potassium; or an ammoniacal counterion such as ammonium, monoethanolamine, (MEA), diethanolamine (DEA) or triethanolamine (TEA) so long as MIPA and/or TIPA are present.
  • the alkyl ether sulphate is present as MIPA and/or TIPA while any other anionic surfactant can be with any counterion.
  • any LAS may be with MEA or TEA in addition to AES with MIPA and/or TIPA.
  • substantially all of the AES present is present as MIPA and/or TIPA.
  • compositions according to the invention may preferably include alkylbenzene sulfonates, particularly linear alkylbenzene sulfonates (LAS) with an alkyl chain length of from 10 to 18 carbon atoms.
  • LAS linear alkylbenzene sulfonates
  • Commercial LAS is a mixture of closely related isomers and homologues alkyl chain homologues, each containing an aromatic ring sulfonated at the “para" position and attached to a linear alkyl chain at any position except the terminal carbons.
  • the linear alkyl chain typically has a chain length of from 11 to 15 carbon atoms, with the predominant materials having a chain length of about C12.
  • Each alkyl chain homologue consists of a mixture of all the possible sulfophenyl isomers except for the 1 -phenyl isomer.
  • LAS is normally formulated into compositions in acid (i.e. HLAS) form and then at least partially neutralized in-situ.
  • alkyl sulfate surfactant may be used, such as non-ethoxylated primary and secondary alkyl sulphates with an alkyl chain length of from 10 to 18.
  • the composition comprises an anionic surfactant.
  • the composition comprises from 10 to 80% wt. anionic surfactant based on the total weight of composition, more preferably from 30 to 60% wt. anionic surfactant by weight of the composition.
  • the composition comprises a fatty amide.
  • Suitable fatty amides include cocoamidopropyl betaine (CAPB), coco amido propyl amine oxide (CAPAO), cocodiethanol amide (CDEA) and cocomonoethanol amide (CMEA).
  • Most preferred amphoteric surfactant is cocoamidopropyl betaine.
  • the fatty amide is present at from 0.1 to 10% wt. of the composition.
  • Suitable fatty acids for laundry liquid compositions in the context of this invention include aliphatic carboxylic acids of formula RCOOH, where R is a linear or branched alkyl or alkenyl chain containing from 6 to 24, more preferably 10 to 22, most preferably from 12 to 18 carbon atoms and 0 or 1 double bond.
  • R is a linear or branched alkyl or alkenyl chain containing from 6 to 24, more preferably 10 to 22, most preferably from 12 to 18 carbon atoms and 0 or 1 double bond.
  • saturated C 12-18 fatty acids such as lauric acid, myristic acid, palmitic acid or stearic acid
  • fatty acid mixtures in which 50 to 100% (by weight based on the total weight of the mixture) consists of saturated C12-18 fatty acids.
  • Such mixtures may typically be derived from natural fats and/or optionally hydrogenated natural oils (such as coconut oil, palm kernel oil or tallow).
  • the fatty acids may be present in the form of their sodium, potassium or ammonium salts and/or in the form of soluble salts of organic bases, such as mono-, di- or triethanolamine.
  • Fatty acids and/or their salts when included, may be present in an amount ranging from about 0.25 to 5%, more preferably from 0.5 to 5%, most preferably from 0.75 to 4% (by weight based on the total weight of the composition).
  • fatty acids and/or their salts are not included in the level of surfactant or in the level of builder.
  • composition also comprises a non-aqueous solvent.
  • Suitable solvents include:
  • -glycol ethers e.g. diethylene glycol alkyl ether (esp. diethylene butyl ether), dipropylene glycol alkyl ether, especially dipropylene dimethyl ether)
  • diethylene glycol alkyl ether esp. diethylene butyl ether
  • dipropylene glycol alkyl ether especially dipropylene dimethyl ether
  • alkyl esters e.g. alkyl levulinate, preferably where alkyl is C1-C4 and most preferably where alkyl is ethyl; alkyl octanoate, preferably where alkyl is C1-C4 and most preferably where alkyl is methyl and alkyl soyate, preferably where alkyl is C1-C4 and most preferably where alkyl is methyl).
  • alkyl esters are ethyl levulinate, methyl soyate and methyl octanoate.
  • -C1 -4 alkyl amides e.g. N, N-dimethyl alkenamide, more preferably N, N-dimethyl decenamide.
  • -alkyl alkoxylate e g. benzyl alkoxylate.
  • Preferred solvents include those with a Hansen Solubility Parameter D between 12 and 20; a P value between 2.3 and 12 and a H value between 5 and 25.
  • the solvent is present at from 1 to 15% wt. of the composition.
  • a composition of the invention may incorporate non-aqueous carriers such as hydrotropes, co-solvents and phase stabilizers.
  • non-aqueous carriers such as hydrotropes, co-solvents and phase stabilizers.
  • Such materials are typically low molecular weight, water-soluble or water-miscible organic liquids such as C1 to C5 monohydric alcohols (such as ethanol and n- or i-propanol); C2 to C6 diols (such as monopropylene glycol and dipropylene glycol); C3 to C9 triols (such as glycerol); polyethylene glycols having a weight average molecular weight (M w ) ranging from about 200 to 600; C1 to C3 alkanolamines such as mono-, di- and triethanolamines; and alkyl aryl sulfonates having up to 3 carbon atoms in the lower alkyl group (such as the sodium and potassium xylene, toluene,
  • Non-aqueous carriers when included, may be present in an amount ranging from 0.1 to 20%, preferably from 2 to 15%, and more preferably from 10 to 14% (by weight based on the total weight of the composition).
  • the level of hydrotrope used is linked to the level of surfactant and it is desirable to use hydrotrope level to manage the viscosity in such compositions.
  • the preferred hydrotropes are monopropylene glycol and glycerol.
  • the composition comprises less than 5% free water.
  • free water water which is added to the composition and does not include water which is added along with a further raw material in which it is incorporated.
  • many surfactants are commercially available as aqueous solutions or suspensions of surfactants.
  • the composition comprises less than 1 % wt. free water.
  • a composition of the invention preferably comprises an effective amount of one or more enzyme preferably selected from the group comprising, hemicellulases, peroxidases, proteases, cellulases, hemicellulases, xylanases, xantanase, lipases, phospholipases, esterases, cutinases, pectinases, carrageenases, mannanases, pectate lyases, keratinases, reductases, oxidases, phenoloxidases, lipoxygenases, ligninases, pullulanases, tannases, pentosanases, malanases, p-glucanases, arabinosidases, hyaluronidase, chondroitinase, laccase, tannases, amylases, nucleases (such as deoxyribonuclease and/or ribonuclease), phosphodiestera
  • the level of an enzyme is from 0.1 to 600, more preferably form 0.5 to 450, most preferably from 1 to 400 mg active enzyme protein per 100g finished product.
  • the protease enzyme is present in the greatest weight fraction.
  • the protease is present a levels that are greater than 3 times any other single enzyme.
  • Examples of preferred enzymes are sold under the following trade names Purafect Prime®, Purafect®, Preferenz® (DuPont), Savinase®, Pectawash®, Mannaway®, Lipex®, Lipoclean ®, Whitzyme ® Stainzyme®, Stainzyme Plus®, Natalase ®, Mannaway®, Amplify ®Xpect®, Celluclean ® (Novozymes), Biotouch (AB Enzymes), Lavergy ® (BASF).
  • Detergent enzymes are discussed in W02020/186028(Procter and Gamble), W02020/200600 (Henkel), W02020/070249 (Novozymes), W02021/001244 (BASF) and WO2020/259949 (Unilever).
  • a nuclease enzyme is an enzyme capable of cleaving the phosphodiester bonds between the nucleotide sub-units of nucleic acids and is preferably a deoxyribonuclease or ribonuclease enzyme.
  • the unit dose composition of the invention is contained within a pouch formed by a water dissoluble film.
  • Such water-soluble film compositions, optional ingredients for use therein, and methods of making the same are well known in the art, whether being used for making relatively thin water-soluble films (e.g., as pouch materials) or otherwise.
  • the water-soluble film includes a water dissoluble material.
  • Preferred such materials include polyvinyl alcohol (PVOH), including homopolymers thereof (e.g., including substantially only vinyl alcohol and vinyl acetate monomer units) and copolymers thereof (e.g., including one or more other monomer units in addition to vinyl alcohol and vinyl acetate units).
  • PVOH is a synthetic resin generally prepared by the alcoholysis, usually termed hydrolysis or saponification, of polyvinyl acetate. Fully hydrolyzed PVOH, wherein virtually all the acetate groups have been converted to alcohol groups, is a strongly hydrogen-bonded, highly crystalline polymer which dissolves only in hot water- greater than about 140 degrees Fahrenheit (60 degrees C).
  • PVOH polymer If a sufficient number of acetate groups are allowed to remain after the hydrolysis of polyvinyl acetate, the PVOH polymer then being known as partially hydrolyzed, it is more weakly hydrogen-bonded and less crystalline and is soluble in cold water- less than about 50 degrees Fahrenheit (10 degrees C).
  • An intermediate cold or hot water soluble film can include, for example, intermediate partially- hydrolyzed PVOH (e.g., with degrees of hydrolysis of about 94 percent to about 98 percent), and is readily soluble only in warm water- e.g., rapid dissolution at temperatures of about 40 degrees centigrade and greater. Both fully and partially hydrolyzed PVOH types are commonly referred to as PVOH homopolymers although the partially hydrolyzed type is technically a vinyl alcohol- vinyl acetate copolymer.
  • the degree of hydrolysis (DH) of the PVOH polymers and PVOH copolymers included in the water- soluble films of the present disclosure can be in a range of about 75 percent to about 99 percent (e.g., about 79 percent to about 92 percent, about 86.5 percent to about 89 percent, or about 88 percent, such as for cold-water soluble compositions; about 90 percent to about 99 percent, about 92 percent to about 99 percent, or about 95 percent to about 99 percent).
  • DH degree of hydrolysis
  • the degree of hydrolysis of the PVOH can be chosen such that the watersolubility of the polymer is temperature dependent, and thus the solubility of a film made from the polymer, any compatibilizer polymer, and additional ingredients is also influenced.
  • the film is cold water-soluble.
  • a cold water-soluble film, soluble in water at a temperature of less than 10 degrees centigrade can include PVOH with a degree of hydrolysis in a range of about 75 percent to about 90 percent, or in a range of about 80 percent to about 90 percent, or in a range of about 85 percent to about 90 percent.
  • the film is hot water-soluble.
  • a hot water- soluble film, soluble in water at a temperature of at least about 60 degrees centigrade can include PVOH with a degree of hydrolysis of at least about 98 percent.
  • water soluble polymers for use in addition to the PVOH polymers and PVOH copolymers in the blend can include, but are not limited to modified polyvinyl alcohols, polyacrylates, water-soluble acrylate copolymers, polyvinyl pyrrolidone, polyethyleneimine, pullulan, water-soluble natural polymers including, but not limited to, guar gum, gum Acacia, xanthan gum, carrageenan, and starch, water-soluble polymer derivatives including, but not limited to, modified starches, ethoxylated starch, and hydroxypropylated starch, copolymers of the forgoing and combinations of any of the foregoing.
  • water-soluble polymers can include polyalkylene oxides, polyacrylamides, polyacrylic acids and salts thereof, celluloses, cellulose ethers, cellulose esters, cellulose amides, polyvinyl acetates, polycarboxylic acids and salts thereof, polyaminoacids, polyamides, gelatines, methylcelluloses, carboxymethylcelluloses and salts thereof, dextrins, ethylcelluloses, hydroxyethyl celluloses, hydroxypropyl methylcelluloses, maltodextrins, and polymethacrylates.
  • Such water- soluble polymers, whether PVOH or otherwise are commercially available from a variety of sources. Any of the foregoing water-soluble polymers are generally suitable for use as film-forming polymers.
  • the water- soluble film can include copolymers and/or blends of the foregoing resins.
  • the water-soluble polymers can be included in the film in an amount in a range of about 30 weight percent or 50 weight percent to about 90 weight percent or 95 weight percent, for example.
  • the weight ratio of the amount of all water-soluble polymers as compared to the combined amount of all plasticizers, compatibilizing agents, and secondary additives can be in a range of about 0.5 to about 18, about 0.5 to about 15, about 0.5 to about 9, about 0.5 to about 5, about 1 to 3, or about 1 to 2, for example.
  • plasticizers and other non-polymer component can be selected in a particular embodiment based on an intended application of the water-soluble film to adjust film flexibility and to impart processing benefits in view of desired mechanical film properties.
  • Water-soluble polymers for use in the film described herein can be characterized by a viscosity in a range of about 3.0 to about 27.0 cP, about 4.0 to about 24.0 cP, about 4.0 to about 23.0 cP, about 4.0 cP to about 15 cP, or about 6.0 to about 10.0 cP, for example.
  • the viscosity of a polymer is determined by measuring a freshly made solution using a Brookfield LV type viscometer with UL adapter as described in British Standard EN IS0 15023-2:2006 Annex E Brookfield Test method. It is international practice to state the viscosity of 4 percent aqueous polyvinyl alcohol solutions at 20 degrees centigrade Polymeric viscosities specified herein in cP should be understood to refer to the viscosity of a 4 percent aqueous water-soluble polymer solution at 20 degrees centigrade, unless specified otherwise.
  • the viscosity of a water-soluble polymer is correlated with the weight- average molecular weig ht (W) of the same polymer, and often the viscosity is used as a proxy for Mw.
  • the weight- average molecular weight of the water- soluble polymers can be in a range of about 30,000 to about 175,000, or about 30,000 to about 100,000, or about 55,000 to about 80,000, for example.
  • the water-soluble film can contain other auxiliary agents and processing agents, such as, but not limited to, plasticizers, plasticizer compatibilizers, surfactants, lubricants, release agents, fillers, extenders, cross-linking agents, antiblocking agents, antioxidants, detackifying agents, antifoams, nanoparticles such as layered silicate-type nanoclays (e.g., sodium montmorillonite), bleaching agents (e.g., sodium metabisulfite, sodium bisulfite or others), aversive agents such as bitterants (e.g., denatonium salts such as denatonium benzoate, denatonium saccharide, and denatonium chloride; sucrose octaacetate; quinine; flavonoids such as quercetin and naringen; and quassinoids such as quassin and brucine) and pungents (e.g., capsaicin, piperine, allyl isothiocyanate, and resinferatoxi
  • Embodiments including plasticizers are preferred.
  • the amount of such agents can be up to about 50 wt. , 20 wt percent, 15 wt percent, 10 wt percent, 5 weight percent, 4 wt percent and/or at least 0.01 weight percent, 0.1 wt percent, 1 wt percent, or 5 wt, individually or collectively.
  • the plasticizer can include, but is not limited to, glycerin, diglycerin, sorbitol, ethylene glycol, diethylene glycol, triethylene glycol, dipropylene glycol, tetraethylene glycol, propylene glycol, polyethylene glycols up to 400 MW, neopentyl glycol, trimethylolpropane, polyether polyols, sorbitol, 2-methyl-l,3-propanediol, ethanolamines, and a mixture thereof.
  • a preferred plasticizer is glycerin, sorbitol, triethyleneglycol, propylene glycol, diproyplene glycol, 2-methyl-l,3-propanediol, trimethylolpropane, or a combination thereof.
  • the total amount of the plasticizer can be in a range of about 10 weight percent to about 40 wt. , or about 15 weight percent to about 35 wt. , or about 20 weight percent to about 30 wt., for example about 25 wt., based on total film weight.
  • glycerin can be used in an amount of about 5 wt percent to about 30 wt, or 5 wt percent to about 20 wt, e.g., about 13 wt percent.
  • dipropylene glycol can be used in an amount of about 1 weight percent to about 20 wt., or about 3 weight percent to about 10 wt., for example 6 weight percent.
  • sorbitol can be used in an amount of about 1 wt percent to about 20 wt, or about 2 wt percent to about 10 wt, e.g., about 5 wt percent.
  • the specific amounts of plasticizers can be selected in a particular embodiment based on desired film flexibility and processability features of the water-soluble film. At low plasticizer levels, films may become brittle, difficult to process, or prone to breaking. At elevated plasticizer levels, films may be too soft, weak, or difficult to process for a desired use.
  • the composition comprises a taste aversive such as denatonium benzoate and/or a pungent agent such as capsaicin.
  • composition is a unit dosed composition of from 4 to 12ml and contained within a water dissoluble pouch as described above.
  • a composition may also contain one or more cosurfactants (such as amphoteric (zwitterionic) and/or cationic surfactants) in addition to the non-soap anionic and/or non-ionic detersive surfactants described above.
  • cosurfactants such as amphoteric (zwitterionic) and/or cationic surfactants
  • Specific cationic surfactants include Cs to Cis alkyl dimethyl ammonium halides and derivatives thereof in which one or two hydroxyethyl groups replace one or two of the methyl groups, and mixtures thereof.
  • Cationic surfactant when included, may be present in an amount ranging from 0.1 to 5% (by weight based on the total weight of the premix composition).
  • amphoteric (zwitterionic) surfactants include alkyl amine oxides, alkyl betaines, alkyl amidopropyl betaines, alkyl sulphobetaines (sultaines), alkyl glycinates, alkyl carboxyglycinates, alkyl amphoacetates, alkyl amphopropionates, alkylamphoglycinates, alkyl amidopropyl hydroxysultaines, acyl taurates and acyl glutamates, 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.
  • Amphoteric (zwitterionic) surfactant when included, may be present in an amount ranging from 0.1 to 5% (by weight based on the total weight of the composition).
  • a composition may also contain one or more chelating agents fortransition metal ions.
  • chelating agents may also have calcium and magnesium chelation capacity, but preferentially bind heavy metal ions such as iron, manganese and copper.
  • Such chelating agents may help to improve the stability of the composition and protect for example against transition metal catalyzed decomposition of certain ingredients.
  • Suitable transition metal ion chelating agents include phosphonates, in acid and/or salt form.
  • alkali metal e.g. sodium and potassium
  • alkanolammonium salts are preferred.
  • Specific examples of such materials include aminotris(methylene phosphonic acid) (ATMP), 1-hydroxyethylidene diphosphonic acid (HEDP) and diethylenetriamine penta(methylene phosphonic acid (DTPMP) and their respective sodium or potassium salts.
  • HEDP is preferred. Mixtures of any of the above described materials may also be used.
  • Transition metal ion chelating agents when included, may be present in an amount ranging from about 0.1 to about 10%, preferably from about 0.1 to about 3% (by weight based on the total weight of the composition). Mixtures of any of the above described materials may also be used.
  • a composition may also comprise an effective amount of one or more enzyme selected from the group comprising, pectate lyase, protease, amylase, cellulase, lipase, mannanase and mixtures thereof.
  • the enzymes are preferably present with corresponding enzyme stabilizers.
  • a composition may contain further optional ingredients to enhance performance and/or consumer acceptability.
  • additional optional ingredients include foam control agents, preservatives (e.g. bactericides), fluorescers and pearlisers.
  • preservatives e.g. bactericides
  • fluorescers e.g. bactericides
  • pearlisers e.g. bactericides
  • Each of these ingredients will be present in an amount effective to accomplish its purpose.
  • these optional ingredients are included individually at an amount of up to 5% (by weight based on the total weight of the composition).
  • a composition of the invention may be packaged as unit dose in polymeric film soluble in the wash water.
  • a composition of the invention may be supplied in multidose plastics packs with a top or bottom closure.
  • a dosing measure may be supplied with the pack either as a part of the cap or as an integrated system.
  • a method for forming a dishwash or laundry liquid composition by taking a composition as described herein and adding from 3 to 100 parts of water to one part of composition and mixing. The resulting laundry or dishwash liquid composition is stable and may be kept by the consumer until ready for use as a liquid detergent composition.
  • a packaged product comprising a composition as described herein.
  • a method for forming a laundry or dishwash liquid composition by taking a composition as described herein and adding from 3 to 100 parts of water to one part of composition and mixing.
  • the resulting laundry or dishwash liquid composition is stable and may be kept by the consumer until ready for use as a liquid detergent composition.
  • dishwash formulations according to an embodiment of the invention.
  • Example 1 The following is a process for making a formulation according to Example 1.
  • the level of non-ionic surfactant which is not a secondary surfactant should be kept below 40% wt.

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  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Detergent Compositions (AREA)

Abstract

La présente invention concerne une composition de dose unitaire comprenant un tensioactif anionique, un tensioactif non ionique et un solvant non aqueux, le tensioactif non ionique comprenant à partir de 10 % en poids du tensioactif non ionique total, un éthoxylate d'alcool secondaire, le tensioactif anionique comprenant un tensioactif anionique comportant un contre-ion de monoisopropylamine (MIPA) et/ou de triisopropanolamine (TIPA).
PCT/EP2021/082735 2020-12-14 2021-11-24 Composition WO2022128368A1 (fr)

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IN202021054417 2020-12-14
IN202021054417 2020-12-14
EP21153189.2 2021-01-25
EP21153189 2021-01-25
IN202121015724 2021-04-01
IN202121015724 2021-04-01

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WO2022128368A1 true WO2022128368A1 (fr) 2022-06-23

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WO2023237412A1 (fr) * 2022-06-09 2023-12-14 Unilever Ip Holdings B.V. Composition détergente liquide concentrée

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US20030207630A1 (en) * 1995-12-19 2003-11-06 Newlund Laboratories, Inc. Method of making a laundry detergent article containing detergent formulations
US20060134239A1 (en) * 2003-06-17 2006-06-22 Henkel Kommanditgesellschaft Auf Aktien (Henkel Kgaa) Agents against microorganisms containing patchouli oil, patchouli alcohol and/or the derivatives thereof
US20160355767A1 (en) * 2015-06-05 2016-12-08 The Procter & Gamble Company Compacted liquid laundry detergent composition
WO2020070249A1 (fr) 2018-10-03 2020-04-09 Novozymes A/S Compositions de nettoyage
WO2020186028A1 (fr) 2019-03-14 2020-09-17 The Procter & Gamble Company Compositions de nettoyage comprenant des enzymes
WO2020200600A1 (fr) 2019-04-04 2020-10-08 Henkel Ag & Co. Kgaa Utilisation de l'enzyme mannanase en association avec des dérivés de catéchol
WO2020259949A1 (fr) 2019-06-28 2020-12-30 Unilever Plc Composition détergente
WO2021001244A1 (fr) 2019-07-01 2021-01-07 Basf Se Acétals peptidiques pour stabiliser des enzymes

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US20030207630A1 (en) * 1995-12-19 2003-11-06 Newlund Laboratories, Inc. Method of making a laundry detergent article containing detergent formulations
EP1059350A1 (fr) * 1999-06-08 2000-12-13 Greither, Peter Composition détergente encapsulée
US20060134239A1 (en) * 2003-06-17 2006-06-22 Henkel Kommanditgesellschaft Auf Aktien (Henkel Kgaa) Agents against microorganisms containing patchouli oil, patchouli alcohol and/or the derivatives thereof
US20160355767A1 (en) * 2015-06-05 2016-12-08 The Procter & Gamble Company Compacted liquid laundry detergent composition
WO2020070249A1 (fr) 2018-10-03 2020-04-09 Novozymes A/S Compositions de nettoyage
WO2020186028A1 (fr) 2019-03-14 2020-09-17 The Procter & Gamble Company Compositions de nettoyage comprenant des enzymes
WO2020200600A1 (fr) 2019-04-04 2020-10-08 Henkel Ag & Co. Kgaa Utilisation de l'enzyme mannanase en association avec des dérivés de catéchol
WO2020259949A1 (fr) 2019-06-28 2020-12-30 Unilever Plc Composition détergente
WO2021001244A1 (fr) 2019-07-01 2021-01-07 Basf Se Acétals peptidiques pour stabiliser des enzymes

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DETERGENCY HIGH ET AL: "TERGITOL 15-S Surfactants", 30 July 2006 (2006-07-30), pages 1 - 12, XP055884847, Retrieved from the Internet <URL:https://www.dow.com/content/dam/dcc/documents/en-us/catalog-selguide/119/119-02204-01-teritol-15s-surfactants-selection-guide.pdf?iframe=true> [retrieved on 20220128] *

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023237412A1 (fr) * 2022-06-09 2023-12-14 Unilever Ip Holdings B.V. Composition détergente liquide concentrée

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