Liquid Composition (e.g., Slurry, Etc.) Patents (Class 510/321)
-
Patent number: 6046149Abstract: There is provided a detergent composition containing an amylase enzyme and a builder system comprising an aluminosilicate zeolite, a crystalline layered silicate and most preferably an organic polymeric compound wherein the weight ratio of said crytalline layered silicate to said amylase enzyme (120 KNU/gram activity basis) is from 7:1 to 20:1. In one preferred aspect the detergent composition contains a bleaching system capable of providing delayed release of an organic peroxyacid to a wash solution.Type: GrantFiled: March 2, 1999Date of Patent: April 4, 2000Assignee: Procter & Gamble CompanyInventors: Graham Alexander Sorrie, Alison Lesley Main
-
Patent number: 6034045Abstract: A liquid aqueous, laundry detergent composition which has a pH in the range of about 7.0 to about 12.2 and comprises at least one active surfactant; an at least partially neutralized polymer of an .alpha.,.beta.-monoethylenically unsaturated carboxylic acid containing no more than nine carbon atoms which is either (1) a homopolymer of such an unsaturated carboxylic acid, (2) a copolymer of monomers consisting of at least two of such unsaturated carboxylic acids, or (3) a copolymer of monomers consisting of at least 50 mol % of at least one of such unsaturated carboxylic acids with at least one non-carboxylic acid .alpha.,.beta.-monoethylenically unsaturated comonomer containing no more than nine carbon atoms, said polymer having a number average molecular weight of up to about 10,000 and being present in an amount equivalent to at least about 0.025 wt. % of the corresponding unneutralized polymer; and about 30 to about 95 wt. % of water, based on the total weight of the composition.Type: GrantFiled: February 25, 1997Date of Patent: March 7, 2000Assignee: Church & Dwight Co., Inc.Inventors: Charles D. Carr, John Ip, Anthony J. Falotico
-
Patent number: 6030933Abstract: The present invention relates to detergent compositions comprising one or more enzymes which are immobilized by a covalent binding on an activated polymer. Such enzymes are preferably bound to the activated polymer via a spacer molecule. The enzymes are selected from a variety of enzymes including, for example, cellulases, hemicellulases, peroxidases, proteases, glucoamylases, amylases, lipases, cutinases, pectinases, reductases, oxidases, phenoloxidases, lipoxygenases, laccases, ligninases, pullulanases, xylanases, tannases, pentosanases, manlanases, .beta.-glucanases, arabinosidases, and mixtures thereof. The polymer is selected from a variety of polymers. A preferred polymer for use in the present invention is polyethylene glycol.Type: GrantFiled: June 29, 1998Date of Patent: February 29, 2000Assignee: The Procter & Gamble CompanyInventors: Ivan Maurice Alfons Jan Herbots, Madeleine Petronella Jansen, Andre Cesar Baeck, Jean Wevers
-
Patent number: 6025316Abstract: Detergent composition are disclosed which are formulated for use in wash water over a wide range of pH in the washing bath. The compositions contain an anionic surfactant, optionally in combination with a nonionic surfactant with optimal builders and enzymes, and also contain at least one water soluble organic polymer, such as polyethylene glycol, which is miscible with or soluble in the surfactant. The presence of the water soluble polymer leads to enhanced fabric cleaning performance.Type: GrantFiled: December 29, 1997Date of Patent: February 15, 2000Assignee: Colgate-Palmolive Co.Inventors: Hoai-Chau Cao, Marie-Christine Houben, Patricia Pagnoul, Patrick Durbut, Guy Broze, Anne-Marie Misselyn
-
Patent number: 6008182Abstract: A process for preventing dye redeposition during the washing of a dyed fabric or garment made from natural fibers, which process incorporates as a dye redeposition inhibiting agent, a water-soluble or water-dispersible polyester resin composition comprising a reaction product of 20%-50% by weight of terephthalate polymer or waste terephthalate polymer, 10-40% by weight of at least one glycol and 5-25% by weight of at least one oxyalkylated polyol.Type: GrantFiled: June 22, 1998Date of Patent: December 28, 1999Assignee: Seydel Research, Inc.Inventors: Robert Keith Salsman, Brian J. Clark
-
Patent number: 6008178Abstract: There is provided a detergent composition comprising: a) from 1% to 95% by weight of a surfactant system comprising an anionic surfactant and a cationic ester surfactant, other than N,N-di(2-stearoyloxyethyl)-N-(2-hydroxyethyl)-N-methyl ammonium chloride, present in a weight ratio of said anionic surfactant to said cationic ester surfactant of 2.5:1 to 25:1; and b) from 0.0001% to 5% by weight of a proteolytic enzyme, wherein the % weight of proteolytic enzyme in the formulation is based on an enzyme activity of 4 Knpu/g of the enzyme particle, and wherein the weight ratio of said anionic surfactant to said proteolytic enzyme is at least 1.5:1.Type: GrantFiled: December 22, 1997Date of Patent: December 28, 1999Assignee: Procter & Gamble CompanyInventors: Gerard Marcel Baillely, Robin Gibson Hall, Christian Leo Marie Vermote
-
Patent number: 6001639Abstract: The present invention relates to enzyme preparations consisting essentially of an enzyme which has cellulytic activity and comprises a first amino acid sequence consisting of 14 amino acid residues having the following sequenceThr Arg Xaa Xaa Asp Cys Cys Xaa Xaa (SEQ ID NO:79) 1 2 3 4 5 6 7 8 9 - Xaa Cys Xaa Trp Xaa 10 11 12 13 14and a second amino acid sequence consisting of 5 amino acid residues having the following sequenceTrp Cys Cys Xaa Cys (SEQ ID NO:80) 1 2 3 4 5wherein, in position 3 of the first sequence, the amino acid is Trp, Tyr or Phe; in position 4 of the first sequence, the amino acid is Trp, Tyr or Phe; in position 8 of the first sequence, the amino acid is Arg, Lys or His; in position 9, 10, 12 and 14, respectively, of the first sequence, and in position 4 of the second sequence, the amino acid is any of the 20 naturally occurring amino acid residues with the provisos that, in the first amino acid sequence, (i) when the amino residue in position 12 is Ser, then the amino acid residue in positType: GrantFiled: May 21, 1996Date of Patent: December 14, 1999Assignee: Novo Nordisk A/SInventors: Martin Schulein, Lene Nonboe Andersen, S.o slashed.ren Flensted Lassen, Markus Sakari Kauppinen, Lene Lange, Ruby Iium Nielsen, Michiko Ihara, Shinobu Takagi
-
Patent number: 5998344Abstract: Disclosed for cleaning hard surfaces is a detergent gel containing:(a) a detergent composition without thickeners having(i) a first surfactant, wherein the first surfactant is a non-ionic glycolipid, and(ii) a second surfactant, wherein the second surfactant is a charged surfactant, wherein the ratio of the first surfactant and the second surfactant is 1:10-10:1;(b) water, wherein the detergent composition is mixed with a sufficient amount of water to induce a phase change from a liquid phase to a gel phase; and(c) one or more enzymes.Type: GrantFiled: January 8, 1998Date of Patent: December 7, 1999Assignee: Novo Nordisk A/SInventors: Poul N.o slashed.rgaard Christensen, Bo Kalum, Otto Andresen
-
Patent number: 5998350Abstract: The present invention relates to bleaching and detergent compositions comprising conventional detergent ingredients, bleaching systems with one or more bleach activators. Preferred bleaching activators are amido-derived bleach activators and/or N-acyl caprolactam bleach activators. The invention also relates to methods of using the detergent compositions.Type: GrantFiled: September 6, 1996Date of Patent: December 7, 1999Assignee: The Procter & Gamble CompanyInventors: Michael Eugene Burns, Alan David Willey, Jerome Howard Collins, Richard Timothy Hartshorn, Chanchal Kumar Ghosh
-
Patent number: 5994286Abstract: An aqueous antimicrobial cleaning composition comprising: (a) a surfactant; (b) triclosan; and (c) a tocopherol and a process for inhibiting the color degradation of an aqueous antimicrobial cleaning composition involving the addition of an effective amount of a tocopherol thereto.Type: GrantFiled: July 22, 1997Date of Patent: November 30, 1999Assignee: Henkel CorporationInventors: Sureshchandra G. Desai, deceased, Arturo Valdes
-
Patent number: 5990069Abstract: The present invention concerns lipolytic enzymes naturally produced by a fungus of the species Fusarium solanii. The lipolytic enzymes include two lipases and a cutinase. The present invention concerns a biologically pure culture of Fusarium solanii producing these lipolytic enzymes and in particular a biologically pure culture of Fusarium solanii var. minus T.92.637/1. The present invention concerns also a detergent composition containing these lipolytic enzymes.Type: GrantFiled: October 27, 1997Date of Patent: November 23, 1999Assignee: Genencor International, Inc.Inventors: Christophe Andre, Lucien Charmoille
-
Patent number: 5981466Abstract: The present invention relates to detergent compositions containing amine surfactants. More particularly, the invention is directed to detergent compositions containing anionic surfactants selected from the group consisting of alkyl alkoxylated sulfates and alkyl sulfates, said composition further containing specific primary and/or tertiary amines.Type: GrantFiled: August 21, 1997Date of Patent: November 9, 1999Assignee: The Procter & Gamble CompanyInventors: Joseph Paul Morelli, Dimitris Lappas, Sherri Lynn Randall, Rajan Keshav Panandiker, Jean-Pol Boutique, Chris Efstathios Housmekerides
-
Patent number: 5972873Abstract: The present invention relates to a liquid composition comprising an enzyme and a phenyl boronic acid derivative enzyme stabilizer of the following formula: ##STR1## wherein R is selected from the group consisting of hydrogen, hydroxy, C.sub.1 -C.sub.6 alkyl, substituted C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkenyl and substituted C.sub.1 -C.sub.6 alkenyl.Type: GrantFiled: November 21, 1997Date of Patent: October 26, 1999Assignee: Novo Nordisk A/SInventors: Lone Kierstein Nielsen, Allison Deane-Wray
-
Patent number: 5972872Abstract: The present invention relates to detergent compositions comprising an enzyme preparation with substantial cellulytic activity, especially endoglucanase activity, at alkaline conditions which is enzyme composition is derived from or producible by a fungus selected from the Basidiomycetous families Coprinaceae and Bolbitiaceae, preferably from the group of strains belonging to the genera Psathyrella, Podaxis, Panaeolus, Coprinus and Bolbitius, more preferably from the group of strains belonging to the species Coprinus micaceus, Coprinus domesticus, Coprinus ephemerus, Coprinus disseminatus, Coprinus radians, Coprinus picaceus, Coprinus frisei, Coprinus subimpatiens, Psathyrella candolleana, Psathyrella prona, Panaeolus semiovatus, Podaxis pistillaris and Bolbitius aleuriatus; and a method for providing a stone-washed look to textiles, especially to cellulosic fabric such as denim, using the mentioned enzyme preparation; and a method for improving the drainage of paper pulp or the de-inking of recycled paper usiType: GrantFiled: June 6, 1997Date of Patent: October 26, 1999Assignee: Novo Nordisk A/SInventors: Lene Lange, Jack Bech Nielsen, Martin Schulein
-
Patent number: 5968887Abstract: The invention relates to a liquid composition which comprises an enzyme and a enzyme stabilizing component. The enzyme stabilizing component is a boronic acid derivative.Type: GrantFiled: July 9, 1998Date of Patent: October 19, 1999Assignee: Novo Nordisk A/SInventors: Lone Kierstein Nielsen, Allison Deane-Wray
-
Patent number: 5965507Abstract: This invention concerns cleaning compositions like laundry compositions containing a chondroitinase enzyme. More in particular, the invention relates to compact detergent compositions, granular and liquids as well containing said chondroitinase enzyme.Type: GrantFiled: March 6, 1998Date of Patent: October 12, 1999Assignee: Procter & Gamble CompanyInventors: Christiaan Arthur Jacques Thoen, Anju Deepali Massey Brooker, Youssef Oubrahim, Ian Martin Dodd
-
Patent number: 5955415Abstract: Detergent compositions, essentially free of chlorine bleach compounds, containing a surfactant, builder, enzyme, peroxygen bleach and from about 0.001% to about 5% by weight polyethyleneimine (PEI) or salts thereof are disclosed. These compositions exhibit controlled and improved bleaching action on stains as well as improved storage stability, fabric safety and whitening/brightening characteristics.Type: GrantFiled: August 4, 1997Date of Patent: September 21, 1999Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Eddie Gutierrez, Shang-Ren Wu, Uday Racherla, Robert Vermeer
-
Patent number: 5955416Abstract: The present invention relates to detergent compositions comprising lipases, a lipase compatible anionic surfactant system, and a gemini polyhydroxy fatty acid amide. The anionic surfactant system comprises alkyl alkoxylated sulphates having specific ratios of mono-, di- and tri-alkoxylated sulphates. The detergent compositions provide improved greasy soil removal over a wide range of temperatures.Type: GrantFiled: February 21, 1997Date of Patent: September 21, 1999Assignee: The Procter & Gamble CompanyInventors: Gerard Marcel Baillely, Barry Thomas Ingram, Christian Leo Marie Vermote
-
Patent number: 5948745Abstract: Detergent compositions are disclosed which are formulated for use in wash water over a wide range of pH in the washing bath. The compositions contain a surfactant mixture comprised of an anionic surfactant and an amphoteric surfactant optionally further including a nonionic surfactant with optional builders and enzymes, and also contain at least one water soluble organic polymer, such as polyethylene glycol, which is miscible with or soluble in the surfactant mixture. The presence of the water soluble polymer leads to enhanced fabric cleaning performance.Type: GrantFiled: December 29, 1997Date of Patent: September 7, 1999Assignee: Colgate-Palmolive Co.Inventors: Hoai-Chau Cao, Marie-Christine Houben, Patricia Pagnoul, Patrick Durbut, Guy Broze, Anne-Marie Misselyn
-
Patent number: 5935271Abstract: The present invention relates to laundry detergent compositions containing a lipolytic enzyme (lipase) and specially selected primary and/or tertiary amines. The compositions provide enhanced cleaning of grease/oil soils and stains, particularly when used in a pre-treat laundering process for cleaning fabrics stained with grease/oil soils.Type: GrantFiled: August 11, 1997Date of Patent: August 10, 1999Assignee: Procter & Gamble CompanyInventors: Dimitris Lappas, Rajan Keshav Panandiker, Thomas Wilhelm Horner, Robert Walter Boswell
-
Patent number: 5932532Abstract: Bleaching and cleaning compositions comprising a bleaching compound, one or more bleach activators, and protease enzymes are provided. Thus, laundry detergent compositions which comprise protease, perborate or percarbonate and activators such as benzoyl caprolactain exhibit improved dingy clean-up performance.Type: GrantFiled: September 16, 1997Date of Patent: August 3, 1999Assignee: Procter & Gamble CompanyInventors: Chanchal Kumar Ghosh, Gayle Marie Frankenbach, Catherine Michelle Quinn
-
Patent number: 5925609Abstract: A non-phosphate builder-containing detergent composition comprising a surfactant, and a) at least 0.5% by weight of a source of hydrogen peroxide; b) from 0.01% to 10% by weight of an organic peroxyacid bleach precursor; c) from 0.001% to 5% by weight of a proteolytic enzyme; d) an alkalinity source having the capacity to deliver alkalinity to a wash solution as measured by the alkalinity release test described herein, such that the % weight of NaOH equivalent of the composition is greater than 10.6% by weight of the composition, and wherein the detergent composition has a Hydrogen peroxide Precursor Proteolytic enzyme (HPP) Index of at least 0.35 as defined by the formula: ##EQU1## wherein the % weight of proteolytic enzyme in the formulation is based on an enzyme activity of 13 knpu/g of the enzyme particle, and wherein the % AvO.sub.2 is the total amount of available oxygen present in the composition is provided.Type: GrantFiled: September 10, 1997Date of Patent: July 20, 1999Assignee: Procter & Gamble CompanyInventors: Gerard Marcel Baillely, Richard Timothy Hartshorn, Christian Leo Marie Vermote
-
Patent number: 5919271Abstract: The invention relates to a detergent composition which comprises a nonionic polysaccharide ether, a surfactant, a dye transfer inhibition agent, a cellulase enzyme and a chelating agents. In addition the invention further relates to a method of treating fabrics with the detergent composition.Type: GrantFiled: June 30, 1997Date of Patent: July 6, 1999Assignee: Procter & Gamble CompanyInventors: Gerard Marcel Baillely, Robin Gibson Hall, Nour-Eddine Guedira
-
Patent number: 5919746Abstract: The present invention relates to an alkaline lipolytic enzyme derivable from a strain of Botryosphaeria or Guignardia, to a lipolytic enzyme-producing microbial strain, to methods for the production of lipolytic enzyme and to a detergent composition comprising the lipolytic enzyme.Type: GrantFiled: August 28, 1997Date of Patent: July 6, 1999Assignee: Novo Nordisk A/SInventors: Satoshi Hirayama, Torben Halkier
-
Patent number: 5916862Abstract: A liquid detergent composition comprising anionic surfactants selected from the group of alkyl alkoxy sulfates and alkyl sulfates, characterized in that said detergent composition further comprises a tertiary amine having formula (1), wherein R.sub.1 is C.sub.4 -C.sub.10, preferably C.sub.8 -C.sub.10 alkyl; n is 2-4, preferably n is 3; R.sub.2 is C.sub.1 -C.sub.4 or formula (2), whereby x is 1-5, R.sub.3 is H or C.sub.1 -C.sub.2 alkyl.Type: GrantFiled: December 22, 1997Date of Patent: June 29, 1999Assignee: The Procter & Gamble CompanyInventors: Joseph Paul Morelli, Dimitris Lappas, Sherri Lynn Randall, Rajan Keshev Panandiker, Jean-Pol Boutique, Chris Efstathios Housmekerides
-
Patent number: 5904735Abstract: Detergent compositions, essentially free of peroxygen or chlorine bleach compounds, containing a surfactant, builder, enzyme and from about 0.001% to about 5% by weight polyethyleneimine (PEI) or salts thereof are disclosed. These compositions provide enhanced removal of organic stains, particularly on polyphenolic stains such as morello juice (cherry juice), blueberry juice, red wine, tea and coffee. Improvement was also demonstrated on certain non-polyphenolic stains such as grass.Type: GrantFiled: August 4, 1997Date of Patent: May 18, 1999Assignee: Lever Brothers CompanyInventors: Eddie Gutierrez, Shang-Ren Wu, Uday Racherla, Robert Vermeer
-
Patent number: 5904736Abstract: In washing agents containing tensides and cellulase, the properties of the cellulase which are relevant to the application were to be improved. This was essentially achieved in that use was made of a cellulase mixture in which the first component, with a CMCase activity of 1 U per liter and a protein concentration of a most 3 mg per liter, gives an increase in remission of at least 5 units in the secondary washing test and the second component, with a CMCase activity of 20 U per liter gives an increase in absorption in the cellulose decomposition test of at least 0.075.Type: GrantFiled: November 21, 1997Date of Patent: May 18, 1999Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Karl-Heinz Maurer, Albrecht Weiss
-
Patent number: 5883065Abstract: An emulsified detergent composition is provided. The detergent composition comprises from about 0.1% to about 70%, by weight of the detergent composition, of a detersive surfactant wherein at least from about 70% to about 90%, by weight of the detersive surfactant, is a nonionic surfactant. The detergent composition also includes an electrolyte, in an amount sufficient to render the cloud point of the detergent composition to be less than about 20.degree. C., and water. The detersive surfactant and the water are in two phases in a weight ratio of about 1:10 to about 10:1 in the detergent composition. Superior cleaning and stain removal results because the emulsified detergent composition provides separation of the water and surfactant phases in a low water wash system over a broad temperature range and allows for cleaning below the cloud point of the surfactant system.Type: GrantFiled: January 22, 1996Date of Patent: March 16, 1999Assignee: The Procter & Gamble CompanyInventors: Ronald A. Swift, II, Stephen W. Morrall
-
Patent number: 5880080Abstract: The use of alkaline bacillus proteases in commercial laundry methods and compositions containing these proteases for commercial laundering are described.Type: GrantFiled: March 31, 1995Date of Patent: March 9, 1999Assignee: Solvay Enzymes GmbH & Co. KGInventors: Antoine Amory, Andre Clippe, Gerhard Konieczny-Janda
-
Patent number: 5877139Abstract: There is provided an enzymatic detergent composition comprising one or more surfactants and an endoglucanase which is not a Family 7 cellulase, which contains no cellulose binding domain and wherein the catalytic domain contains at least two disulphide bridges. Preferably, the endoglucanase is producible from Thermomonospora fusca, or mutants or variants thereof.Type: GrantFiled: November 20, 1996Date of Patent: March 2, 1999Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Eric Casteleijn, Willem R. van Dijk, Jan Klugkist, Pieter Dirk van Wassenaar
-
Patent number: 5877141Abstract: Glycolic acid or its salts is effective in stabilizing enzymes in liquid laundry detergent compositions.Type: GrantFiled: February 3, 1997Date of Patent: March 2, 1999Assignee: Rhodia Inc.Inventors: Gladys Saliba Gabriel, Ronald B. Bell
-
Cleaning compositions containing plant cell wall degrading enzymes and their use in cleaning methods
Patent number: 5872091Abstract: This invention relates to a laundry detergent composition as well as a method of laundrying fabric or soiled garments in which the composition requires a surfactant, a pectinase enzyme, a specific hemicellulase enzyme or enzymes, a cellulase enzyme, and additional component which includes bleaching agents, builders, an amylase enzyme and/or a protease enzyme.Type: GrantFiled: January 30, 1997Date of Patent: February 16, 1999Assignee: Genencor International Inc.Inventors: Roelck A. Cuperus, Margareta A. Herweijer, Albert J.J. Van Ooijen, Dick J. Van Schouwen -
Patent number: 5858948Abstract: Liquid laundry detergent compositions comprising water soluble and/or dispersible, modified polyamines having functionalized backbone moieties which provide cotton soil release benefits (optionally in combination with non-cotton soil release agents) and protease enzymes.Type: GrantFiled: April 22, 1997Date of Patent: January 12, 1999Assignee: Procter & Gamble CompanyInventors: Chanchal Kumar Ghosh, Sanjeev Krishnadas Manohar, Eugene Paul Gosselink, Randall Alan Watson
-
Patent number: 5858946Abstract: There is provided a detergent composition comprising conventional detergent components characterized in that it contains a lactase enzyme. The lactase enzyme is preferably incorporated into the compositions at a level of from 0,0001% to 2% active enzyme by weight of the composition.Type: GrantFiled: February 4, 1997Date of Patent: January 12, 1999Assignee: Procter & Gamble CompanyInventors: Peter Robert Foley, Lynda Anne Jones
-
Patent number: 5855621Abstract: The transfer of a textile dye from a dyed fabric to another fabric during washing or rinsing is inhibited by adding an enzyme exhibiting peroxidase activity or an enzyme exhibiting a suitable oxidase activity to the wash liquor in which said fabrics are washed and/or rinsed. Peroxidase is produced extracellularly by some strains of Bacillus pumilus. The novel peroxidase preparation from B. pumilus is a microperoxidase, i.e. it contains hemopeptide as an active component. The preparation has improved stability at high temperature, at high pH and at high concentrations of hydrogen peroxide. It can be produced without undesired catalase activity.Type: GrantFiled: May 23, 1995Date of Patent: January 5, 1999Assignee: Novo Nordisk A/SInventors: Ture Damhus, Ole Kirk, Gitte Pedersen, Manuel Garcia Venegas
-
Patent number: 5851973Abstract: This invention is a manual dishwashing composition which comprises surfactant, calcium or magnesium ions, amylase enzymes, lipase enzymes, and polycarboyxlic polymer thickeners. An additional agent includes a calcium stabilizing agent such as malic acid or malic acid salt, maleic acid or maleic acid salt.Type: GrantFiled: June 28, 1996Date of Patent: December 22, 1998Assignee: The Procter & Gamble CompanyInventor: Peter Robert Foley
-
Patent number: 5840678Abstract: Aqueous liquid detergent compositions are described which comprise a proteolytic enzyme wherein the proteolytic activity is reversibly inhibited by a peptide trifluoromethyl ketone.Type: GrantFiled: September 25, 1996Date of Patent: November 24, 1998Assignee: Procter & Gamble CompanyInventors: Regine Labeque, John McMillan McIver, Christiaan Arthur J.K. Thoen
-
Patent number: 5837010Abstract: The invention concerns detergent compositions comprising lipase variant D96L of the native lipase derived from Humicola lanuginosa present at a level of from 50 LU to 8500 LU per liter wash solution.Using these levels of lipase delivers an improved whiteness maintenance on fabrics.Type: GrantFiled: October 11, 1996Date of Patent: November 17, 1998Assignee: Procter & Gamble CompanyInventors: Andre Baeck, Chandrika Kasturi
-
Patent number: 5834415Abstract: A liquid detergent composition comprising a surfactant, an enzyme and a naphthalene boronic acid derivative enzyme stabilizer.Type: GrantFiled: October 21, 1996Date of Patent: November 10, 1998Assignee: Novo Nordisk A/SInventors: Lone Kierstein Nielsen, Allison Deane-Wray
-
Detergent compositions with optimized surfactant systems to provide dye transfer inhibition benefits
Patent number: 5804543Abstract: Disclosed are detergent compositions and methods which are suitable for washing colored fabrics in aqueous washing solution with little or no transfer of dye between fabrics. The compositions utilized comprise certain nil-LAS detersive surfactants, detergent builder and certain selected polymeric dye transfer inhibiting agents. The detersive surfactants used must comprise alkyl ether sulfates and certain types of nonionic surfactants (polyhydroxy fatty acid amides and/or alcohol ethoxylates). The polymeric dye transfer inhibiting agents are polyamine N-oxides such as poly(4-vinylpyridine-N-oxide), i.e., PVNO and/or copolymers of N-vinylpyrrolidone and N-vinylimidazole, i.e., PVPVI.Type: GrantFiled: July 19, 1996Date of Patent: September 8, 1998Assignee: The Procter & Gamble CompanyInventors: William C. Wertz, Rajan K. Panandiker -
Patent number: 5801039Abstract: This invention relates to proteases with improved application properties in cleaners and detergents. The improvement's achieved by substituting positively charged or uncharged amino acids in the substrate binding region of the wild type subtilisin protease.Type: GrantFiled: December 1, 1995Date of Patent: September 1, 1998Assignee: Cognis Gesellschaft fuer Bio und Umwelttechnologie mbHInventors: Karl-Heinz Maurer, Albrecht Weiss, Christian G. Paech, Dean W. Goddette, Teresa M. Christianson, Maria R. Tang, Charles Ronald Wilson
-
Patent number: 5798327Abstract: There is provided an enzymatic detergent composition comprising a surfactant and an endoglucanase producible from Thermomonospora fusca, preferably E5, or mutants or variants thereof.Type: GrantFiled: November 20, 1996Date of Patent: August 25, 1998Assignee: Lever Brothers CompanyInventors: Eric Casteleijn, Willem R. van Dijk, Jan Klugkist, Pieter Dirk van Wassenaar
-
Patent number: 5786316Abstract: The invention concerns compositions comprising xylanolytic activity. Specfically, the invention relates to detergent compositions havin xylanase activity. Specific compositions show an excellent boost on cleaning performanc on fruit, vegetables and/or mud and clay compounds containing said soil.Type: GrantFiled: April 16, 1997Date of Patent: July 28, 1998Assignee: The Procter & Gamble CompanyInventors: Andre Cesar Baeck, Alfred Busch, Ann Katrien Marie Agnes Verschuere
-
Patent number: 5783542Abstract: A two-part enzyme-based cleaning system useful in clean-in-place operations to remove proteinaceous soils from dairy equipment is described. The system comprises two liquid concentrates stored in separate containers, the concentrates being diluted and mixed for use.A. The first concentrate consists of:i) 1.5 to 7.5 percent by weight of a source of alkalinity selected from the sources of hydroxide based alkaline compositions;ii) 1 to 16 percent by weight of a water conditioner selected from the group consisting of polyacrylic acids and polyphosphates; andiii) balance water.B. The second concentrate consists of:i) 5 to 45 percent by weight of an enzyme stabilizing blend of an alkali salt of a (C.sub.6 to C.sub.12) fatty acid and a linear (C.sub.8 -C.sub.Type: GrantFiled: June 7, 1996Date of Patent: July 21, 1998Assignee: Diversey Lever, Inc.Inventor: Carol A. Rouillard
-
Patent number: 5783547Abstract: The present invention is concerned with granular components comprising an enzyme, specified polymeric binding material, and a mixture of coating components. The granular components are particularly suitable for use in detergent compositions.Type: GrantFiled: September 24, 1996Date of Patent: July 21, 1998Assignee: The Procter & Gamble CompanyInventor: Carole Patricia Denise Wilkinson
-
Patent number: 5780283Abstract: A method for stabilizing an enzyme against decomposition at elevated temperatures or by water is described which comprises combining the enzyme with stabilizing amounts of a non-ionic polyether-polyol block-copolymer surfactant. Stabilized compositions based on the enzyme and surfactant are also described.Type: GrantFiled: September 15, 1995Date of Patent: July 14, 1998Assignee: Buckman Laboratories International, Inc.Inventor: James C. Lee
-
Patent number: 5759984Abstract: Methods for stabilizing enzymes in liquid compositions, including those liquid compositions having a high water content and those stabilized enzyme liquid compositions formed thereby. The method involves forming the enzyme, so that it is in an insoluble form thereof and then adding thereto an agent for maintaining the enzyme in the insoluble form thereof. Examples of such insoluble forms are crystal forms of the enzyme. Enzymes which are stabilized in this manner are useful for combining with liquid compositions, including liquid compositions having a high water content. The method is particularly useful for the preparation of stable enzyme-containing liquid detergent compositions.Type: GrantFiled: September 30, 1996Date of Patent: June 2, 1998Inventors: Jayarama K. Shetty, Chimanbhai P. Patel
-
Patent number: 5731278Abstract: Low cost, highly aqueous, thickened heavy duty liquid laundry detergent compositions are provided. Such compositions contain relatively low levels of surfactant materials, a formate-based viscosity-enhancing agent, a selected type of thickening perfume and relatively large amounts of water. Only minimal amounts of other detergent composition adjuvants are permitted in such compositions.Type: GrantFiled: October 29, 1996Date of Patent: March 24, 1998Assignee: The Procter & Gamble CompanyInventors: Hari A. Nair, Gary G. Staud, Jose M. Velazquez
-
Patent number: 5728670Abstract: Mixed chain alkyl (alkyl glycosid) uronates as nonionic surfactants are disclosed.Type: GrantFiled: October 12, 1993Date of Patent: March 17, 1998Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Bijan Harichian, Robert Vermeer, Robert William Riley Humphreys
-
Patent number: 5723655Abstract: The present invention relates to an amine compound represented by the following general formula (1): ##STR1## wherein R.sup.1 and R.sup.2 represent individually a linear or branched C.sub.1 -C.sub.24 alkyl or alkenyl group which may be substituted by a hydroxyl group, X.sup.1 represents a C.sub.1 -C.sub.6 alkylene or alkenylene group which may be substituted by a hydroxyl, sulfonic or carboxyl group, Y.sup.1 represents a carboxyl or sulfonic group, or a sulfuric acid residue, Y.sup.2 represents a hydroxyl group, a sulfuric acid residue or a group --OCO--X.sup.1 --COOH, Z represents a sulfoalkyl group or a group obtained by removing an amino group from an amino acid or a salt thereof, and n represents a number of 0 or 1, or a salt or quaternized product thereof, an intermediate useful for the preparation thereof, and detergent compositions containing such an amine compound.Type: GrantFiled: January 7, 1997Date of Patent: March 3, 1998Assignee: Kao CorporationInventors: Mitsuru Uno, Tomohito Kitsuki, Katsumi Kita