WO1998028394A1 - Compositions detergentes contenant de l'esterase de cholesterol - Google Patents

Compositions detergentes contenant de l'esterase de cholesterol Download PDF

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Publication number
WO1998028394A1
WO1998028394A1 PCT/US1996/020876 US9620876W WO9828394A1 WO 1998028394 A1 WO1998028394 A1 WO 1998028394A1 US 9620876 W US9620876 W US 9620876W WO 9828394 A1 WO9828394 A1 WO 9828394A1
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WO
WIPO (PCT)
Prior art keywords
alkyl
detergent
compositions
detergent composition
acid
Prior art date
Application number
PCT/US1996/020876
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English (en)
Inventor
Shuichi Tsunetsugu
Janice Jeffrey
Mary Vijayarani Barnabas
Michael Stanford Showell
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The Procter & Gamble Company
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 The Procter & Gamble Company filed Critical The Procter & Gamble Company
Priority to PCT/US1996/020876 priority Critical patent/WO1998028394A1/fr
Priority to CA002275290A priority patent/CA2275290A1/fr
Priority to EP96945323A priority patent/EP0968268A1/fr
Priority to BR9612819-4A priority patent/BR9612819A/pt
Publication of WO1998028394A1 publication Critical patent/WO1998028394A1/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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0021—Dye-stain or dye-transfer inhibiting 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/001—Softening compositions
    • C11D3/0015—Softening compositions liquid
    • 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
    • C11D3/38636—Preparations containing enzymes, e.g. protease or amylase containing enzymes other than protease, amylase, lipase, cellulase, oxidase or reductase

Definitions

  • cholesterol esterase is an enzyme which boosts cleaning performance by hydrolysing the cholesterol esters present in body soils and/or greasy / oily soils and stains. It is believed that said enzymatic hydrolysis products are rendered more soluble and their removal by the detergent actives is thereby facilitated.
  • Cholesterol esterase is commonly used in the medical context of cholesterol diagnostic and treatment such as described in J081 1 6996, AU 9 534 240, EP 709 456, US 5 484 777, US 5 474 993, J07222586, J070701 02, J07069885 and AU 9 466 1 01 .
  • the cholesterol esterase can be produced by the so called wild-type organism or by any host organism in which the gene responsible for the production of the cholesterol esterase, has been cloned and expressed.
  • wild-type enzymes via protein / genetic engineering techniques in order to optimise their performance efficiency in the detergent compositions of the invention.
  • the variants may be designed such that the compatibility of the enzyme to commonly encountered ingredients of such compositions is increased.
  • the variant may be designed such that the optimal pH, bleach stability, catalytic activity and the like, of the enzyme variant is tailored to suit the particular cleaning application.
  • NeodolTM 23-3 the condensation product of C1 2-C1 3 linear alcohol with 3.0 moles of ethylene oxide
  • NeodolTM 45-7 the condensation product of C1 4-C1 5 linear alcohol with 7 moles of ethylene oxide
  • NeodolT 45-5 the condensation product of C 1 4-C-1 5 linear alcohol with 5 moles of ethylene oxide
  • Genapol LA O3O or O5O the condensation product of C ⁇ , 2 ⁇ i 4 alcohol with 3 or 5 moles of ethylene oxide marketed by Hoechst.
  • Preferred range of HLB in these products is from 8-1 1 and most preferred from 8-10.
  • alkylpolysaccharides disclosed in U.S. Patent 4,565,647, Llenado, issued January 21 , 1 986, having a hydrophobic group containing from about 6 to about 30 carbon atoms, preferably from about 1 0 to about 1 6 carbon atoms and a polysaccharide, e.g. a polyglycoside, hydrophilic group containing from about 1 .3 to about 1 0, preferably from about 1 .3 to about 3, most preferably from about 1 .3 to about 2.7 saccharide units.
  • the preferred alkylpolyglycosides have the formula
  • the alcohol or alkylpolyethoxy alcohol is formed first and then reacted with glucose, or a source of glucose, to form the glucoside (attachment at the 1 - position).
  • the additional glycosyl units can then be attached between their 1 -position and the preceding glycosyl units 2-, 3-, 4- and/or 6-position, preferably predominately the 2-position.
  • the condensation products of ethylene oxide with a hydrophobic base formed by the condensation of propylene oxide with propylene glycol are also suitable for use as the additional nonionic surfactant systems of the present invention.
  • the hydrophobic portion of these compounds will preferably have a molecular weight of from about 1 500 to about 1 800 and will exhibit water insolubility.
  • the addition of polyoxyethylene moieties to this hydrophobic portion tends to increase the water solubility of the molecule as a whole, and the liquid character of the product is retained up to the point where the polyoxyethylene content is about 50% of the total weight of the condensation product, which corresponds to condensation with up to about 40 moles of ethylene oxide.
  • Examples of compounds of this type include certain of the commercially-available PlurafacTM LF404 and PluronicTM surfactants, marketed by BASF.
  • Suitable anionic surfactants to be used are linear alkyl benzene sulfonate, alkyl ester sulfonate surfactants including linear esters of C8-C20 carboxylic acids (i.e., fatty acids) which are sulfonated with gaseous SO3 according to "The Journal of the American Oil Chemists Society", 52 (1 975), pp. 323-329.
  • Suitable starting materials would include natural fatty substances as derived from tallow, palm oil, etc.
  • alkyl sulfate surfactants which are water soluble salts or acids of the formula ROSO3M wherein R preferably is a C-
  • anionic surfactants useful for detersive purposes can also be included in the detergent compositions of the present invention. These can include salts (including, for example, sodium, potassium, ammonium, and substituted ammonium salts such as mono-, di- and triethanolamine salts) of soap, 8-C22 primary of secondary alkanesulfonates, C8-C24 olefinsulfonates, sulfonated polycarboxylic acids prepared by sulfonation of the pyrolyzed product of alkaline earth metal citrates, e.g., as described in British patent specification No.
  • salts including, for example, sodium, potassium, ammonium, and substituted ammonium salts such as mono-, di- and triethanolamine salts
  • 8-C22 primary of secondary alkanesulfonates C8-C24 olefinsulfonates
  • sulfonated polycarboxylic acids prepared by sulfonation of the pyrolyzed product of alka
  • R 2 is an alkyl or alkyl benzyl group having from about 8 to about 1 8 carbon atoms in the alkyl chain
  • each R 3 is selected from the group consisting of -CH2CH2-, -CH 2 CH(CH 3 )-, -CH 2 CH(CH 2 OH)-, -CH 2 CH 2 CH2-, and mixtures thereof
  • each R 4 is selected from the group consisting of C-
  • R ⁇ is the same as R 4 or is an alkyl chain wherein the total number of carbon atoms of R 2 plus R ⁇ is not more than about 1 8
  • each y is from 0 to about 1
  • Typical cationic fabric softening components include the water- insoluble quaternary-ammonium fabric softening actives, the most commonly used having been di-long alkyl chain ammonium chloride or methyl sulfate.
  • Preferred cationic softeners among these include the following:
  • DTDMAC ditallow dimethylammonium chloride
  • quaternary ammonium compounds suitable for use in the aqueous fabric softening compositions herein include :
  • the detergent compositions of the present invention typically comprise from 0.2% to about 25%, preferably from about 1 % to about 8% by weight of such cationic surfactants.
  • the detergent compositions of the present invention typically comprise from 0.2% to about 1 5%, preferably from about 1 % to about 1 0% by weight of such zwitterionic surfactants.
  • Semi-polar nonionic surfactants are a special category of nonionic surfactants which include water-soluble amine oxides containing one alkyl moiety of from about 10 to about 1 8 carbon atoms and 2 moieties selected from the group consisting of alkyl groups and hydroxyalkyl groups containing from about 1 to about 3 carbon atoms; water-soluble phosphine oxides containing one alkyl moiety of from about 1 0 to about 1 8 carbon atoms and 2 moieties selected from the group consisting of alkyl groups and hydroxyalkyl groups containing from about 1 to about 3 carbon atoms; and water-soluble sulfoxides containing one alkyl moiety of from about 1 0 to about 1 8 carbon atoms and a moiety selected from the group consisting of alkyl and hydroxyalkyl moieties of from about 1 to about 3 carbon atoms.
  • Semi-polar nonionic detergent surfactants include the amine oxide surfactants having the formula
  • R3 is an alkyl, hydroxyalkyl, or alkyl phenyl group or mixtures therof containing from about 8 to about 22 carbon atoms
  • R 4 is an alkylene or hydroxyalkylene group containing from about 2 to about 3 carbon atoms or mixtures thereof
  • x is from 0 to about 3
  • each R ⁇ is an alkyl or hydroxyalkyl group containing from about 1 to about 3 carbon atoms or a polyethylene oxide group containing from about 1 to about 3 ethylene oxide groups.
  • the R ⁇ groups can be attached to each other, e.g., through an oxygen or nitrogen atom, to form a ring structure.
  • the most preferred amines for use in the compositions herein are 1 - hexylamine, 1 -octylamine, 1 -decylamine, 1 -dodecylamine.
  • Especially desirable are n-dodecyldimethylamine and bishydroxyethylcoconutalkylamine and oleylamine 7 times ethoxylated, lauryl amido propylamine and cocoamido propylamine.
  • lipases include Amano-CES, lipases ex Chromobacter viscosum, e.g. Chromobacter viscosum var. lipolyticum NRRLB 3673 from Toyo Jozo Co., Tagata, Japan; Chromobacter viscosum lipases from U.S. Biochemical Corp., U.S.A. and Disoynth Co., The Netherlands, and lipases ex Pseudomonas gladioli.
  • lipases such as M 1 Lipase ⁇ an ⁇ ⁇ Lipomax ⁇ (Gist-Brocades) and Lipolase ⁇ and Lipolase UltraR(Novo) which have found to be very effective when used in combination with the compositions of the present invention.
  • lipolytic enzymes are variants of the native lipase derived from Humicola lanuginosa as described in US Serial No.
  • Suitable second lipolytic enzymes are phospholipases and esterases.
  • the proteolytic enzyme The proteolytic enzyme
  • the bleach activator indergoes nucleophilic attack by a perhydroxide anion, which is generated from the hydrogen peroxide evolved by the peroxygen bleach, to form a peroxycarboxylic acid. This reaction is commonly referred to as perhydrolysis.
  • Suitable SRP's characterised by poly(vinyl ester) hydrophobe segments include graft copolymers of poly(vinyl ester), e.g., C-j -C ⁇ vinyl esters, preferably poly(vinyl acetate), grafted onto polyalkylene oxide backbones. See European Patent Application 0 21 9 048, published April 22, 1 987 by Kud, et al. Commercially available examples include SOKALAN SRP's such as SOKALAN HP-22, available from BASF, Germany.
  • SRP's are polyesters with repeat units containing 1 0-1 5% by weight of ethylene terephthalate together with 80-90% by weight of polyoxyethylene terephthalate derived from a polyoxyethylene glycol of average molecular weight 300-5,000.
  • Commercial examples include ZELCON 51 26 from Dupont and MILEASE T from ICI.
  • the density of the laundry detergent compositions herein ranges from 400 to 1 200 g/litre, preferably 600 to 950 g/litre of composition measured at 20°C.
  • the detergent compositions can in addition to cholesterol esterase further comprise one or more enzymes which provide cleaning performance and/or fabric care benefits.
  • the cellulases usable in the present invention include both bacterial or fungal cellulase. Preferably, they will have a pH optimum of between 5 and 9.5. Suitable cellulases are disclosed in U.S. Patent 4,435,307, Barbesgoard et al, which discloses fungal cellulase produced from Humicola insolens. Suitable cellulases are also disclosed in GB-A-2.075.028; GB-A- 2.095.275 and DE-OS-2.247.832.
  • cellulases examples include cellulases produced by a strain of Humicola insolens (Humicola grisea var. thermoidea), particularly the Humicola strain DSM 1800.
  • Other suitable cellulases are cellulases originated from Humicola insolens having a molecular weight of about 50KDa, an isoelectric point of 5.5 and containing 41 5 amino acids; and a " 43kD endoglucanase derived from Humicola insolens, DSM 1 800, exhibiting cellulase activity; a preferred endoglucanase component has the amino acid sequence disclosed in PCT Patent Application No. WO 91 /1 7243.
  • Peroxidase enzymes are used in combination with oxygen sources, e.g. percarbonate, perborate, persulfate, hydrogen peroxide, etc. They are used for "solution bleaching", i.e. to prevent transfer of dyes or pigments removed from substrates during wash operations to other substrates in the wash solution.
  • Peroxidase enzymes are known in the art, and include, for example, horseradish peroxidase, ligninase and haloperoxidase such as chloro- and bromo-peroxidase.
  • Peroxidase-containing detergent compositions are disclosed, for example, in PCT International Application WO 89/09981 3, WO89/0981 3 and in European Patent application EP No. 91 202882.6, filed on November 6, 1 991 and EP No. 9687001 3.8, filed February 20, 1 996. Also suitable is the laccase enzyme.
  • Preferred enhancers are substitued phenthiazine and phenoxasine 1 0- Phenothiazinepropionicacid (PPT), 1 0-ethylphenothiazine-4-carboxylic acid (EPC), 1 0-phenoxazinepropionic acid (POP) and 10-methylphenoxazine (described in WO 94/1 2621 ) and substitued syringates (C3-C5 substitued alkyl syringates) and phenols.
  • Sodium percarbonate or perborate are preferred sources of hydrogen peroxide.
  • Said cellulases and/or peroxidases are normally incorporated in the detergent composition at levels from 0.0001 % to 2% of active enzyme by weight of the detergent composition.
  • Amylases ( ⁇ and/or ⁇ ) can be included for removal of carbohydrate- based stains.
  • WO94/02597 Novo Nordisk A/S published February 03, 1 994, describes cleaning compositions which incorporate mutant amylases. See also WO94/1 8314, Genencor, published August 1 8, 1 994 and WO95/10603, Novo Nordisk A/S, published April 20, 1 995.
  • Other amylases known for use in cleaning compositions include both ⁇ - and ⁇ - amylases.
  • ⁇ -Amylases are known in the art and include those disclosed in US Pat.
  • enzyme oxidation scavengers which are described in Copending European Patent application 9287001 8.6 filed on January 31 , 1 992.
  • enzyme oxidation scavengers are ethoxylated tetraethylene polyamines.
  • Enzymes for use in detergents can be stabilised by various techniques. Enzyme stabilisation techniques are disclosed and exemplified in U.S. 3,600,31 9, August 1 7, 1 971 , Gedge et al, EP 1 99,405 and EP 200,586, October 29, 1 986, Venegas. Enzyme stabilisation systems are also described, for example, in U.S. 3,51 9,570. A useful Bacillus, sp. AC1 3 giving proteases, xylanases and cellulases, is described in WO 9401 532 A to Novo.
  • bleaching agents that can be used encompasses the halogen bleaching agents.
  • hypohalite bleaching agents include trichloro isocyanuric acid and the sodium and potassium dichloroisocyanurates and N-chloro and N-bromo alkane sulphonamides. Such materials are normally added at 0.5-1 0% by weight of the finished product, preferably 1 -5% by weight.
  • the hydrogen peroxide releasing agents can be used in combination with other bleach activators such astetraacetylethylenediamine (TAED) or pentaacetylglucose (PAG), which are perhydrolyzed to form a peracid as the active bleaching species, leading to improved bleaching effect.
  • bleach activators such as astetraacetylethylenediamine (TAED) or pentaacetylglucose (PAG), which are perhydrolyzed to form a peracid as the active bleaching species, leading to improved bleaching effect.
  • TAED astetraacetylethylenediamine
  • PAG pentaacetylglucose
  • acylated citrate esters such as disclosed in Copending European Patent Application No. 91 870207.7.
  • bleaching agents including peroxyacids and bleaching systems comprising bleach activators and peroxygen bleaching compounds for use in detergent compositions according to the invention are described in our copending applications WO95/27772, WO95/27774 and WO95/27775.
  • compositions according to the present invention may further comprise a builder system.
  • a builder system Any conventional builder system is suitable for use herein including aluminosilicate materials, silicates, polycarboxylates, alkyl- or alkenyl-succinic acid and fatty acids, materials such as ethylenediamine tetraacetate, diethylene triamine pentamethyleneacetate, metal ion sequestrants such as aminopolyphosphonates, particularly ethylenediamine tetramethylene phosphonic acid and diethylene triamine pentamethylenephosphonic acid.
  • Phosphate builders can also be used herein.
  • Suitable builders can be an inorganic ion exchange material, commonly an inorganic hydrated aluminosilicate material, more particularly a hydrated synthetic zeolite such as hydrated zeolite A, X, B, HS or MAP.
  • SKS-6 is a crystalline layered silicate consisting of sodium silicate (Na2Si2 ⁇ 5>.
  • Alicyclic and heterocyclic polycarboxylates include cyclopentane- cis,cis,cis-tetracarboxylates, cyclopentadienide pentacarboxylates, 2,3,4,5- tetrahydro-furan - cis, cis, cis-tetracarboxylates, 2,5-tetrahydro-furan -cis - dicarboxylates, 2,2,5,5-tetrahydrofuran - tetracarboxylates, 1 ,2,3,4,5,6- hexane -hexacar-boxylates and and carboxymethyl derivatives of polyhydric alcohols such as sorbitol, mannitol and xylitol.
  • Aromatic poly-carboxylates include mellitic acid, pyromellitic acid and the phthalic acid derivatives disclosed in British Patent No. 1 ,425,343.
  • the preferred polycarboxylates are hydroxycarboxylates containing up to three carboxy groups per molecule, more particularly citrates.
  • Preferred builder systems for use in the present compositions include a mixture of a water-insoluble aluminosilicate builder such as zeolite A or of a layered silicate (SKS-6), and a water-soluble carboxylate chelating agent such as citric acid.
  • Preferred builder systems include a mixture of a water-insoluble aluminosilicate builder such as zeolite A, and a watersoluble carboxylate chelating agent such as citric acid.
  • Preferred builder systems for use in liquid detergent compositions of the present invention are soaps and polycarboxylates.
  • Suitable water-soluble organic salts are the homo- or copolymeric acids or their salts, in which the polycarboxylic acid comprises at least two carboxyl radicals separated from each other by not more than two carbon atoms.
  • Polymers of this type are disclosed in GB-A-1 ,596,756.
  • Examples of such salts are polyacrylates of MW 2000-5000 and their copolymers with maleic anhydride, such copolymers having a molecular weight of from 20,000 to 70,000, especially about 40,000.
  • Detergency builder salts are normally included in amounts of from 5% to 80% by weight of the composition preferably from 10% to 70% and most usually from 30% to 60% by weight.
  • Amino carboxylates useful as optional chelating agents include ethylenediaminetetracetates, N-hydroxyethylethylenediaminetriacetates, nitrilotriacetates, ethylenediamine tetraproprionates, triethylenetetraamine- hexacetates, diethylenetriaminepentaacetates, and ethanoldiglycines, alkali metal, ammonium, and substituted ammonium salts therein and mixtures therein.
  • Amino phosphonates are also suitable for use as chelating agents in the compositions of the invention when at lease low levels of total phosphorus are permitted in detergent compositions, and include ethylenediaminetetrakis (methylenephosphonates) as DEQUEST. Preferred, these amino phosphonates to not contain alkyl or alkenyl groups with more than about 6 carbon atoms.
  • EDDS ethylenediamine disuccinate
  • [S,S] isomer as described in U.S. Patent 4,704,233, November 3, 1 987, to Hartman and Perkins.
  • compositions herein may also contain water-soluble methyl glycine diacetic acid (MGDA) salts (or acid form) as a chelant or co-builder useful with, for example, insoluble builders such as zeolites, layered silicates and the like.
  • MGDA water-soluble methyl glycine diacetic acid
  • these chelating agents will generally comprise from about 0.1 % to about 1 5% by weight of the detergent compositions herein. More preferably, if utilized, the chelating agents will comprise from about 0.1 % to about 3.0% by weight of such compositions.
  • Suds suppressor Another optional ingredient is a suds suppressor, exemplified by silicones, and silica-silicone mixtures.
  • Silicones can be generally represented by alkylated polysiloxane materials while silica is normally used in finely divided forms exemplified by silica aerogels and xerogels and hydrophobic silicas of various types. These materials can be incorporated as particulates in which the suds suppressor is advantageously releasably incorporated in a water-soluble or water-dispersible, substantially non-surface-active detergent impermeable carrier.
  • the suds suppressor can be dissolved or dispersed in a liquid carrier and applied by spraying on to one or more of the other components.
  • the detergent compositions of the present invention can also include compounds for inhibiting dye transfer from one fabric to another of solubilized and suspended dyes encountered during fabric laundering operations involving colored fabrics.
  • R1 , R2, and R3 are aliphatic groups, aromatic, heterocyclic or alicyclic groups or combinations thereof, x or/and y or/and z is 0 or 1 and wherein the nitrogen of the N-O group can be attached or wherein the nitrogen of the N-O group forms part of these groups.
  • the N-O group can be part of the polymerisable unit (P) or can be attached to the polymeric backbone or a combination of both.
  • Suitable polyamine N-oxides wherein the N-O group forms part of the polymerisable unit comprise polyamine N-oxides wherein R is selected from aliphatic, aromatic, alicyclic or heterocyclic groups.
  • polyamine N-oxides are the polyamine oxides whereto the N-O group is attached to the polymerisable unit.
  • polyamine N-oxides are the polyamine oxides having the general formula (I) wherein R are aromatic, heterocyclic or alicyclic groups wherein the nitrogen of the N-O functional group is attached to said R groups.
  • Any polymer backbone can be used as long as the amine oxide polymer formed is water-soluble and has dye transfer inhibiting properties.
  • suitable polymeric backbones are polyvinyls, polyalkylenes, polyesters, polyethers, polyamide, polyimides, polyacrylates and mixtures thereof.
  • the amine N-oxide polymers of the present invention typically have a ratio of amine to the amine N-oxide of 1 0: 1 to 1 : 1 000000.
  • the amount of amine oxide groups present in the polyamine oxide polymer can be varied by appropriate copolymerization or by appropriate degree of N- oxidation.
  • the ratio of amine to amine N-oxide is from 2:3 to 1 : 1 000000. More preferably from 1 :4 to 1 : 1 000000, most preferably from 1 :7 to 1 : 1000000.
  • the polymers of the present invention actually encompass random or block copolymers where one monomer type is an amine N-oxide and the other monomer type is either an amine N-oxide or not.
  • the amine oxide unit of the polyamine N-oxides has a PKa ⁇ 10, preferably PKa ⁇ 7, more preferred PKa ⁇ 6.
  • the average molecular weight range was determined by light scattering as described in Barth H.G. and Mays J.W. Chemical Analysis Vol 1 1 3, "Modern Methods of Polymer Characterization".
  • the process described herein comprises contacting fabrics with a laundering solution in the usual manner and exemplified hereunder.
  • the process of the invention is conveniently carried out in the course of the cleaning process.
  • the method of cleaning is preferably carried out at 5 °C to 95 °C, especially between 1 0°C and 60°C.
  • the pH of the treatment solution is preferably from 7 to 1 1 .
  • Zeolite A 10.0 1 5.0 1 3.0
  • Brightener 1 0.2 0.2 0.2 -
  • Zeolite A 1 5.0 1 5.0 1 5.0
  • Example 10 The following liquid detergent formulations, according to the present invention were prepared:
  • Neodol 45-1 1 3.0 Hydrochloride acid 0.02 0.02
  • Syndet bar fabric cleaning compositions were prepared in accord with the present invention :
  • Filler* balance to 100% *Can be selected from convenient materials such as CaCO3, talc, clay (Kaolinite, Smectite), silicates, and the like.
  • Example 16 The following granular dishwashing detergent compositions examples I to IV of bulk density 1.02Kg/L were prepared in accord with the present invention :
  • detergent composition tablets of 25g weight were prepared in accord with the present invention by compression of a granular dishwashing detergent composition at a pressure of 13KN/cm 2 using a standard 12 head rotary press:
  • liquid dishwashing detergent compositions were prepared in accord with the present invention I to II, of density 1.40Kg/L :

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  • Engineering & Computer Science (AREA)
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Abstract

L'invention concerne des compositions détergentes, dont des détergents à vaisselle et à lessive, comprenant une estérase de cholestérol.
PCT/US1996/020876 1996-12-20 1996-12-20 Compositions detergentes contenant de l'esterase de cholesterol WO1998028394A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/US1996/020876 WO1998028394A1 (fr) 1996-12-20 1996-12-20 Compositions detergentes contenant de l'esterase de cholesterol
CA002275290A CA2275290A1 (fr) 1996-12-20 1996-12-20 Compositions detergentes contenant de l'esterase de cholesterol
EP96945323A EP0968268A1 (fr) 1996-12-20 1996-12-20 Compositions detergentes contenant de l'esterase de cholesterol
BR9612819-4A BR9612819A (pt) 1996-12-20 1996-12-20 Composições detergentes compreendendo esterase de colesterol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1996/020876 WO1998028394A1 (fr) 1996-12-20 1996-12-20 Compositions detergentes contenant de l'esterase de cholesterol

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WO1998028394A1 true WO1998028394A1 (fr) 1998-07-02

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999063035A1 (fr) * 1998-06-03 1999-12-09 Henkel Kommanditgesellschaft Auf Aktien Agents de lavage contenant une amylase et un inhibiteur de transfert de couleur
US7319112B2 (en) 2000-07-14 2008-01-15 The Procter & Gamble Co. Non-halogenated antibacterial agents and processes for making same
WO2020104158A1 (fr) * 2018-11-20 2020-05-28 Unilever Plc Composition détergente

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106916642A (zh) * 2017-03-16 2017-07-04 长沙协浩吉生物工程有限公司 一种酵素餐具洗涤剂的配制方法

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US4011169A (en) * 1973-06-29 1977-03-08 The Procter & Gamble Company Stabilization and enhancement of enzymatic activity
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US7319112B2 (en) 2000-07-14 2008-01-15 The Procter & Gamble Co. Non-halogenated antibacterial agents and processes for making same
WO2020104158A1 (fr) * 2018-11-20 2020-05-28 Unilever Plc Composition détergente
CN113056550A (zh) * 2018-11-20 2021-06-29 联合利华知识产权控股有限公司 洗涤剂组合物

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