Liquid Composition Patents (Class 510/303)
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Patent number: 7008911Abstract: Compositions of the invention include: (a) a solvent at least partially immiscible in water; and (b) a solubilizing agent having a formula: where R is (C1–C7)alkyl, substituted (C1–C7)alkyl, (C1–C7)alkoxy, substituted (C1–C7)alkoxy, (C2–C7)alkenyl, substituted (C2–C7)alkenyl, aryl, heteroaryl, cycloalkyl or heterocycly; and R? and R? is independently selected from hydrogen, (C1–C7)alkyl, substituted (C1–C7)alkyl, (C1–C7)alkoxy, substituted (C1–C7)alkoxy, (C2–C7)alkenyl, or substituted (C2–C7)alkenyl. Further compositions include: (a) a solvent at least partially immiscible in water; and (b) a solubilizing agent having a formula: R1—R—OH where R is (C1–C7)alkyl, substituted (C1–C7)alkyl, (C1–C7)alkoxy, substituted (C1–C7)alkoxy, (C2–C7)alkenyl, substituted (C2–C7)alkenyl, aryl, heteroaryl, cycloalkyl or heterocycyl and R1 is a nitrogen containing heterocycyl or a nitrogen containing hetroaryl. The compositions are useful in providing stable single phase aqueous solutions when combined with water.Type: GrantFiled: September 6, 2002Date of Patent: March 7, 2006Assignee: Ecolab, Inc.Inventors: Greg Griese, Mark Levitt
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Patent number: 6956016Abstract: An automatic laundry or dishwashing product in unit dose form comprising at least three distinct zones for delivering into at least three different stages in the washing cycle. The product provides improved cleaning, care and finishing benefits.Type: GrantFiled: May 14, 2002Date of Patent: October 18, 2005Assignee: The Procter & Gamble CompanyInventors: Lynda Anne Speed, Glenn Steven Ward
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Patent number: 6919304Abstract: Novel bleaching compositions comprising organic catalyst compounds, preferably branched organic catalyst compounds, and an anionic surfactant, methods for laundering fabrics using such bleaching compositions, and laundry additive products containing such bleaching compositions are provided.Type: GrantFiled: February 27, 2002Date of Patent: July 19, 2005Assignee: Procter & Gamble CompanyInventors: Robert Richard Dykstra, Marc Eric Gustwiller, Tonya Ann Howard
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Laundry detergent compositions comprising zwitterionic polyamines and mid-chain branched surfactants
Patent number: 6914041Abstract: The present invention relates to laundry detergent compositions which provide enhanced hydrophilic soil cleaning benefits comprising a zwitterionic polyamine, a surfactant system comprising a mid-chain branched surfactant, and carrier and other adjunct ingredients.Type: GrantFiled: October 6, 2003Date of Patent: July 5, 2005Assignee: The Procter & Gamble CompanyInventors: Kenneth Nathan Price, Eugene Paul Gosselink -
Patent number: 6903059Abstract: The present invention relates to detergent compositions comprising a polyamine with defined end capping units and a mid-chain branched surfactant and also optionally containing a bleach agent, aluminosilicate, silicate, and/or detersive enzyme.Type: GrantFiled: October 14, 2003Date of Patent: June 7, 2005Assignee: The Procter & Gamble CompanyInventors: Kenneth Nathan Price, Eugene Paul Gosselink, Randall Scott Deinhammer
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Patent number: 6903060Abstract: The present invention relates to formulation components, such as organic catalyst compounds having increased stability, compositions and laundry methods employing such organic catalyst compounds. More particularly, this invention relates to organic catalysts compounds such as quaternary imine bleach boosting compounds, quaternary oxaziridinium bleaching species, modified amines and amine oxides, compositions and laundry methods employing such organic catalyst compounds.Type: GrantFiled: August 25, 2000Date of Patent: June 7, 2005Assignee: Procter & Gamble CompanyInventors: Robert Richard Dykstra, Penny Sue Weed
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Patent number: 6894016Abstract: To present a liquid detergent of a high cleaning power and an excellent storage stability while maintaining the ease of use. A liquid detergent composition comprising, at a specific ratio individually, (a) water, (b) a builder composed of a water-soluble inorganic salt of which solubility in distilled water is 0.5 g/15 g (25° C., distilled water) or more, and (c) a substance liquid at 25° C. containing at least one selected from the group consisting of surfactant (c1) and water-miscible organic solvent (c2) in which part of (b) is present in solid state in the composition, and its electric conductivity measured by a specific method is within a specified range.Type: GrantFiled: May 8, 2002Date of Patent: May 17, 2005Assignee: Kao CorporationInventors: Akira Ishikawa, Toshio Miyake, Kazutoshi Ide
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Patent number: 6894015Abstract: The present invention relates to cleaning compositions which comprise radical scavengers, for effective cleaning and improved storage stability. These compositions are suitable for use in various laundry applications including hand and machine laundry methods.Type: GrantFiled: November 10, 1999Date of Patent: May 17, 2005Assignee: Procter & Gamble CompanyInventors: Andrea Briatore, Michael Alan John Moss, Oreste Todini
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Patent number: 6887838Abstract: Formulation components such as bleach boosting compounds selected from the group consisting of bleach boosters comprising quaternary imine cations, zwitterions, polyions having a net charge of from about +3 to about 3 and mixtures thereof, bleaching species comprising oxariridinium cations, zwitterions, polyions having a net charge of from about +3 to about ?3 and mixtures thereof, and mixtures thereof are disclosed. The bleach boosting compounds increase bleaching effectiveness even in lower temperature solutions and provides improved stability toward unwanted boosting compound decomposition. The bleach boosting compounds are ideally suited for inclusion into bleaching compositions including those with detersive surfactants and enzymes. Also provided is a method for laundering a fabric employing the bleach compounds, a laundry additive product employing the bleach boosting compounds.Type: GrantFiled: May 26, 2004Date of Patent: May 3, 2005Assignee: Procter & Gamble CompanyInventors: Robert Richard Dykstra, Gregory Scot Miracle
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Patent number: 6875734Abstract: The use of compounds of the formula (1) M(L)nXm??(1) where M is a metal atom from the group Mn, Fe, Co, Ni, Mo, W, L is a ligand from the group of nitrogen-containing heterocycles, X is chloride, bromide, nitrate, perchlorate, sulfate, ammonia, tetrafluoroborate, hexafluorophosphate or an anion of an organic acid having 1 to 22 carbon atoms, n is a number from 2 to 4 and m is a number from 0 to 4, as catalyst for peroxygen compounds, in particular in washing, bleaching and cleaning compositions is claimed.Type: GrantFiled: February 2, 2004Date of Patent: April 5, 2005Assignee: Clariant GmbHInventors: Gerd Reinhardt, Ekaterina Jonas, Daniel Kewitz, Aylin Karadag, Hans Prehler
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Patent number: 6861400Abstract: The present invention relates to novel hydrophobic soil dispersants having the formula: wherein A units are arylene units, one of which is phenyl, anthryl, or phenanthryl; each R is independently hydrogen, linear or branched C1-C4 alkyl, —O(R3O)mR4, and mixtures thereof; R3 is C2-C4 linear or branched alkylene, R4 is hydrogen, C1-C4 alkyl, phenyl, phenyl sulphonate, —CH2CH(SO3M)CH2OH, —CH2CH(OH)CH2SO3M, —(CH2)eSO3M, —(CH2)fCO2M, —(CH2)eCH(SO3M)-CH2SO3M, —(CH2)eCH(SO2M)-CH2SO3M, —(CH2)fPO3M, —PO3M, or mixtures thereof; M is hydrogen or a water-soluble cation, the index f is an integer from 1 to 6, the index e is an integer from 0 to 6, m is an integer from 0 to 25; R1 is a sulphonate group; R2 is an amino group; [CAP] is a chain capping unit selected from i) hydrogen; ii) an aryl unit having the formula: iii) an aryl unit having the formula: iv) an aryl unit having the formula: v) an aryl unit having the formula: vi) and mixtures thereof; R5 is hydrogen, —CH2OH, —CH2OSO3M, —CH3, and mixType: GrantFiled: July 31, 2002Date of Patent: March 1, 2005Assignee: The Procter & Gamble Co.Inventors: Daniel Stedman Connor, Rafael Ortiz
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Patent number: 6858570Abstract: The following dye-transfer-inhibiting dye fixatives are used in laundry detergents: Reaction products of a) polyamines with cyanamides and amidosulfuric acid or b) cyanamides with aldehydes and ammonium salts or c) amines with epichlorohydrin.Type: GrantFiled: February 28, 2002Date of Patent: February 22, 2005Assignee: Clariant GmbHInventors: Frank-Peter Lang, Helmut Berenbold, Michael Wessling
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Patent number: 6846791Abstract: The present invention relates to hydrophobically modified polyamines and laundry detergent compositions comprising such polyamines and a surfactant system. In addition to traditional cleaning benefits, such compositions provide enhanced greasy soil removal capabilities.Type: GrantFiled: November 7, 2000Date of Patent: January 25, 2005Assignee: The Procter & Gamble CompanyInventors: Jeffrey Scott Dupont, Eugene Paul Gosselink, Kenneth Nathan Price, Robert Henry Rohrbaugh
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Patent number: 6844305Abstract: The present invention relates to aqueous liquid detergent compositions and methods of using such compositions to launder fabrics. More specifically, the present invention relates to aqueous liquid detergent compositions comprising one or more particulate solids, such as peroxycarboxylic acids, and a polymeric stabilization system.Type: GrantFiled: August 25, 2000Date of Patent: January 18, 2005Assignee: The Proctor & Gamble CompanyInventors: Karel Jozef Maria Depoot, Francesco deBuzzaccarini, Rob Roggeband
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Patent number: 6838424Abstract: To provide two-agent type liquid bleaching compositions having excellent bleaching effect even if a mixing ratio of the two agents varies, great usability, and no problem in storage stability, two-agent type liquid bleaching compositions contains an agent A and an agent B filled and held in separate chambers of a container and comprises the agent A made of constituents containing 0.1 to 10% by weight of hydrogen peroxide and water and provided with certain buffering capacity, and the agent B made of constituents containing an alkali agent and water and provided with certain buffering capacity.Type: GrantFiled: July 10, 2002Date of Patent: January 4, 2005Assignee: Kao CorporationInventors: Kazuyoshi Ozaki, Masataka Maki, Nobuyuki Ogura, Muneo Aoyagi
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Patent number: 6833343Abstract: A bleaching detergent formulation comprising the components of: (A) particles comprising 0.Type: GrantFiled: March 29, 2002Date of Patent: December 21, 2004Assignee: Kao CorporationInventors: Muneo Aoyagi, Hiroshi Danjo, Masakazu Furukawa, Kazuyoshi Ozaki
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Patent number: 6825160Abstract: The present invention relates to cationic organic catalyst compound bleach systems and methods using such bleach systems to increase color safety during laundering fabrics, especially colored fabrics. More particularly, this invention relates to bleach systems comprising cationic, quaternary imine bleach boosting compounds, cationic, quarternary oxaziridinium bleaching species and mixtures thereof, and methods employing such bleach systems in the laundering of fabrics, especially colored fabrics.Type: GrantFiled: February 26, 2002Date of Patent: November 30, 2004Assignee: Procter & Gamble CompanyInventor: Robert Richard Dykstra
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Patent number: 6821935Abstract: The present invention relates to zwitterionic organic catalyst compound bleach systems and methods for using such bleach systems to increase color safety during laundering of fabrics, especially colored fabrics.Type: GrantFiled: February 26, 2002Date of Patent: November 23, 2004Assignee: Procter & Gamble CompanyInventors: Robert Richard Dykstra, Patti Jean Kellett
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Patent number: 6818608Abstract: A cured resin dissolving composition comprising an alkyl ammonium fluoride dissolved in a wide variety of solvents and co-solvents with a soluble amine and surfactant. The composition is ionized to release fluoride which penetrates and reacts with the cured resin causing bond cleavage, breakdown, and dissolution of polymeric structure. The solvent system may be composed of hydrophilic solvents such as amides, ketones, alcohols, esters, and ethers, as well as hydrophobic families such as alkanes, alkenes, halogenated hydrocarbons, and aromatic hydrocarbons of varying carbon chain length and molecular weight. The rate of reactivity of polymer breakdown is concentration dependent upon ionized fluoride, stimulated by solution polarity and upon the amine triggered release from the organo-fluoirde. This rate is determined to be optimum in hydrophilic solvent systems with an amine. The product may be used in manufacturing to remove unwanted cured resins and their residues.Type: GrantFiled: February 1, 2002Date of Patent: November 16, 2004Inventor: John C. Moore
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Patent number: 6812198Abstract: The present invention relates to hydrophobically modified polyamines and laundry detergent compositions which comprise said polyamines, said compositions comprising: A) from about 0.01%, preferably from about 0.Type: GrantFiled: August 30, 2002Date of Patent: November 2, 2004Assignee: The Procter & Gamble CompanyInventors: Jeffrey Scott Dupont, Eugene Paul Gosselink, Kenneth Nathan Price, Robert Henry Rohrbaugh
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Patent number: 6793846Abstract: The present invention provides a bactericide composition comprising hypochlorous acid or a salt thereof. In particular, the present invention provides a liquid bactericide composition comprising an aqueous solution comprising hypochlorous acid and/or a salt thereof, a surfactant (B) and a pH adjusting agent (C), and having a ph valve in the range of 3 to 8 at 25° C.Type: GrantFiled: August 12, 2002Date of Patent: September 21, 2004Assignee: Kao CorporationInventors: Kiyoaki Yoshikawa, Yoshihiro Yamazaki, Tetsuya Okano, Shigeru Tamura, Noboru Matsuo, Sumitoshi Ito
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Patent number: 6696401Abstract: The present invention relates to laundry detergent compositions comprising zwitterionic polyamines and a surfactant system. In addition to traditional cleaning benefits, such compositions provide enhanced hydrophilic soil removal capabilities.Type: GrantFiled: May 8, 2002Date of Patent: February 24, 2004Assignee: The Procter & Gamble CompanyInventors: Eugene Paul Gosselink, Kenneth Nathan Price
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Patent number: 6696402Abstract: The present invention relates to laundry detergent compositions comprising: A) from about 0.01%, preferably from about 0.Type: GrantFiled: August 30, 2002Date of Patent: February 24, 2004Assignee: The Procter & Gamble CompanyInventors: Eugene Paul Gosselink, Kenneth Nathan Price
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Patent number: 6689738Abstract: There is provided an enzymatic oxidation composition and process wherein an oxidisable substance is reacted with (a) a compound having the formula: and (b) molecular oxygen, in the absence of peroxidase. The process is useful in detergent compositions for stain bleaching and/or anti dye-transfer.Type: GrantFiled: October 24, 2001Date of Patent: February 10, 2004Assignee: Unilever Home and Personal Care USA Division of Conopco, Inc.Inventors: Daniel Convents, Monique Doornink, Richard George Smith, David William Thornthwaite
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Patent number: 6677289Abstract: The present invention relates to detergent compositions comprising a mid-chain branched surfactant and also containing a bleaching agent, aluminosilicate, silicate, and/or detersive enzyme.Type: GrantFiled: December 3, 2001Date of Patent: January 13, 2004Assignee: The Procter & Gamble CompanyInventors: Kenneth Nathan Price, Eugene Paul Gosselink, Randall Scott Deinhammer
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Patent number: 6677288Abstract: There is provided a targeted bleaching composition comprising an organic substance which forms a complex with a transition metal, the complex catalyzing bleaching of a substrate by a precursor selected from atmospheric oxygen and/or a peroxyl species. The complex is bound to a recognizing portion having a high binding affinity for stains present on fabrics.Type: GrantFiled: May 24, 2001Date of Patent: January 13, 2004Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Bernard Lucas Feringa, Ronald Hage, Steven Howell, Neil James Parry, Johannes Gerardhus Roelfes, Cornelis Theodorus Verrips
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Patent number: 6667288Abstract: The present invention relates to bleaching, pre-soak, pre-treatment, and laundry detergent compositions comprising: A) a catalytically effective amount of a transition-metal bleach catalyst which is a complex of a transition-metal and a cross-bridged macropolycyclic ligand, for example. 5,12-dimethyl-1,5,8,12-tetraazabicyclo[6.6.2] hexadecane manganese (II) chloride, having the formula: B) the balance carriers and other adjunct ingredients; provided said composition is substantially free of any organic or inorganic peroxygen compounds.Type: GrantFiled: May 9, 2002Date of Patent: December 23, 2003Assignee: Procter & Gamble CompanyInventors: Michael Eugene Burns, Andrew Russell Graydon, Regine Labeque, Christopher Mark Perkins, Eugene Steven Sadlowski, Barbara Kay Williams
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Patent number: 6663902Abstract: The present invention relates to a biocidal composition, designed for the generation of chlorine dioxide, comprising at least one iodo-compound having at least one iodine atom and a source of chlorite ions. The molar ration of chlorite ions to iodine atoms is 2 or greater. The composition finds use in a variety of applications including methods of cleaning, sanitizing, deodorizing, and disinfecting various surfaces.Type: GrantFiled: September 19, 2000Date of Patent: December 16, 2003Assignee: Ecolab Inc.Inventors: Robert D. P. Hei, David Daniel McSherry, Kim R. Smith, Keith E. Olson
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Laundry detergent compositions comprising zwitterionic polyamines and mid-chain branched surfactants
Patent number: 6660711Abstract: The present invention relates to laundry detergent compositions which provide enhanced hydrophilic soil cleaning benefits, said compositions comprising from about 0.01% by weight of a zwitterionic polyamine, b) from about 0.01% by weight of a surfactant system; c) and the balance, adjunct ingredients.Type: GrantFiled: December 3, 2001Date of Patent: December 9, 2003Assignee: The Procter & Gamble CompanyInventors: Kenneth Nathan Price, Eugene Paul Gosselink -
Patent number: 6653269Abstract: A laundry composition, preferably to be used in addition to a laundry detergent, comprises an acidic peroxidic liquid, and particles suspended in the liquid. The particles comprise a protective coating around a core which includes at least one active ingredient selected from a chelating agent, a dye-transfer inhibitor, an anti-fading agent, an anti-bacterial agent, a fabric softener, a transition metal compound and an optical brightener. The particles are stable in the acidic peroxidic liquid but dissolve or disperse under alkaline washing conditions. Surprisingly incorporation of active ingredient(s) into particles appears to give better washing results than the dissolution of such active ingredients in such a liquid.Type: GrantFiled: December 5, 2002Date of Patent: November 25, 2003Assignee: Reckitt Benckiser N.V.Inventors: Chris E. Housmekerides, Daniele Fregonese, Luca Zambelli, Dora Zamuner
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Patent number: 6653270Abstract: The present invention relates to bleaching, pre-soak, pre-treatment, and laundry detergent compositions comprising: A) a catalytically effective amount of a transition-metal bleach catalyst which is a complex of a transition-metal and a cross-bridged macropolycyclic ligand, for example, 5,12-dimethyl-1,5,8,12-tetraazabicyclo[6.6.2] hexadecane manganese (II) chloride, having the formula: B) an effective amount of a stabilizing agent, said agent selected from i) one or more anti-oxidants; ii) one or more reducing agents; iii) and mixtures thereof; and C) the balance carriers and other adjunct ingredients; provided said composition is substantially free of any organic or inorganic peroxygen compounds.Type: GrantFiled: May 9, 2002Date of Patent: November 25, 2003Assignee: Procter & Gamble CompanyInventor: Regine LaBeque
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Patent number: 6653271Abstract: The invention relates to a liquid bleaching composition for catalytically bleaching substrates, especially laundry fabrics, with atmospheric oxygen or air. A liquid bleaching composition is provided comprising an organic substance which forms a complex with a transition metal, the complex catalysing bleaching of a substrate by atmospheric oxygen, and a liquid carrier or solvent, wherein the composition is substantially devoid of peroxygen bleach or a peroxy-based or -generating bleach system. Also provided is a method of bleaching a substrate comprising applying the liquid bleaching composition to the substrate. Also provided is a method of treating a textile by contacting the textile with the liquid bleaching composition, whereby the complex catalyses bleaching of the textile by atmospheric oxygen after the treatment.Type: GrantFiled: April 1, 2002Date of Patent: November 25, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Ronald Hage, Simon Marinus Veerman
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Patent number: 6642196Abstract: There is provided a method of delivering a benefit agent whereby a benefit agent is first loaded to a surface and subsequently unloaded and transferred and delivered to a second surface. More in particular, the benefit agent is first loaded onto a garment during a laundering process, and subsequently delivered to another surface. The benefit agents can be fragrance agents, perfumes, colour enhancers, fabric softening agents, polymeric lubricants, photoprotective agents, latexes, resins, dye fixative agents, encapsulated materials, antioxidants, insecticides, soil repelling agents, soil release agents, and cellulose fibers.Type: GrantFiled: December 20, 2000Date of Patent: November 4, 2003Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Steven Howell, Julie Little, Cornelis Paul Van Der Logt, Neil James Parry
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Publication number: 20030203828Abstract: The present invention provides a process for inhibiting the re-absorption of migrating dyes in the wash liquor, comprising introducing into a wash liquor containing a peroxide-containing detergent, from 0.5 to 150, preferably from 1.5 to 75, especially from 7.Type: ApplicationFiled: March 12, 2003Publication date: October 30, 2003Inventors: Frank Bachmann, Josef Dannacher, Martin Studer, Beat Freiermuth, Cornelia Makowka, Peter Weingartner, Grit Richter, Gunther Schlingloff
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Patent number: 6627592Abstract: The invention relates to a pasty washing agent for use in commercial laundering which contains a non-ionic surfactant, an organic and/or inorganic builder, a bleaching agent based on peroxygen, and optionally contains other common constituents. The inventive pasty washing agent is characterized in that it contains 30 wt. % to 60 wt. % of non-ionic surfactant, 0.5 wt. % to 5 wt. % of a fatty acid and/or fatty acid alkaline-salt, 5 wt. % to 15 wt. % of citrate and/or citric acid and 15 wt. % to 35 wt. % of an inorganic peroxygen compound. In addition, the pasty washing agent does not contain alkali metasilicate nor a bleach activator. In addition to exhibiting a good cleaning efficiency, the inventive agent has a disinfecting action.Type: GrantFiled: June 8, 2001Date of Patent: September 30, 2003Assignee: Ecolab GmbH & Co. oHGInventors: Khalil Shamayeli, Thomas Merz, Edgar Koppelmann, Heinrich-Peter Furitsch
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Patent number: 6617299Abstract: The invention relates to catalytically bleaching substrates, especially laundry fabrics, with atmospheric oxygen or air. A method of bleaching a substrate is provided that comprises applying to the substrate, in an aqueous medium, a specified ligand from a selected class which forms a complex with a transition metal, the complex catalysing bleaching of the substrate by atmospheric oxygen. Also provided is an aqueous bleaching composition substantially devoid of peroxygen bleach or a peroxy-based or -generating bleach system. Also provided is a method of treating a textile such as a laundry fabric whereby a complex catalyses bleaching of the textile by atmospheric oxygen after the treatment. The catalyst may be used in dry form, or in a liquor that is then dried, such as an aqueous spray-on fabric treatment fluid or a wash liquor for laundry cleaning, or a non-aqueous dry cleaning fluid or spray-on aerosol fluid. The method can confer cleaning benefits to the textile after the treatment.Type: GrantFiled: March 31, 2000Date of Patent: September 9, 2003Assignee: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Riccardo Filippo Carina, Bernard Lucas Feringa, Ronald Hage, Catherine Hemmert, Jean Hypolites Koek, Rene Marcel LaCrois, Bernard Meunier, Michael Renz, Johannes Gerhardus Roelfes, Ebe Pieter Schudde, Rob Thijssen, Robin Stefan Twisker, Charon Zondervan
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Patent number: 6613726Abstract: The present invention provides a stable composition in the form of an emulsion comprising a diacyl peroxide and a surfactant system.Type: GrantFiled: May 7, 2001Date of Patent: September 2, 2003Inventors: Leo Gagliardi, Stefano Scialla, Vincentius Henricus Adrianus Maria Van Spaendonk, Silvia Zanazzi
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Patent number: 6605580Abstract: A bleaching composition is provided comprising a) a bleach-effective amount of an inorganic bleaching agent; b) a bleach-compatible solvent c) 0 to 10 wt % of a surfactant; d) less than 10 wt % of a modifier; and e) an effective dry cleaning amount of densified carbon dioxide, said composition being essentially free of organic peracid or precursor thereof.Type: GrantFiled: December 20, 2000Date of Patent: August 12, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Dirk Johannes Bijl, Ronald Hage, Jan Kevelam, Jean Hypolites Koek, Dennis Stephen Murphy, Irene Erica Smit, Johannes Jacob Verhagen, Pieter van der Vlist
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Patent number: 6596678Abstract: Detergent compositions and fabric conditioning compositions which include from about 0.01% to about 5.0%, by weight, of polyelectolyte complexes having a compatible charge-balancing polymeric anion with at least 3 anionic groups and a total net charge of at least 4 negative charges.Type: GrantFiled: April 26, 2001Date of Patent: July 22, 2003Assignee: The Procter & Gamble Co.Inventors: Rajan Keshav Panandiker, William Conrad Wertz, Sherri Lynn Randall
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Patent number: 6586384Abstract: A method of delivering a benefit agent to a selected area of a fabric for exerting a predetermined activity, wherein the area is pre-treated with a multi-specific binding molecule which has a high binding affinity to said area through one specificity and is capable of binding to said benefit agent through another specificity, followed by contacting said pre-treated area with said benefit agent, to enhance said pre-determined activity to said area. Preferably, the binding molecule is an antibody or fragment thereof, or a fusion protein comprising a cellulose binding domain and a domain having a high binding affinity to another ligand which is directed to said benefit agent. The method is useful for stain removal, perfume delivery, and treating collars and cuffs for wear.Type: GrantFiled: December 20, 2000Date of Patent: July 1, 2003Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Sandra Hemmington, Steven Howell, Julie Little, Cornelis Paul Van Der Logt, Neil James Parry, Richard George Smith
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Patent number: 6579838Abstract: A laundry composition, preferably to be used in addition to a laundry detergent, comprises an acidic peroxidic liquid, and particles suspended in the liquid. The particles comprise a protective coating around a core which includes at least one active ingredient selected from a chelating agent, a dye-transfer inhibitor, an anti-fading agent, an anti-bacterial agent, a fabric softener, a transition metal compound and an optical brightener. The particles are stable in the acidic peroxidic liquid but dissolve or disperse under alkaline washing conditions. Surprisingly incorporation of active ingredient(s) into particles appears to give better washing results than the dissolution of such active ingredients in such a liquid.Type: GrantFiled: December 21, 2000Date of Patent: June 17, 2003Assignee: Reckitt Benckiser N.V.Inventors: Chris E. Housmekerides, Daniele Fregonese, Luca Zambelli, Dora Zamuner
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Patent number: 6579842Abstract: A method of delivering a benefit agent to fabric for exerting a pre-determined activity, wherein the fabric is pre-treated with a multi-specific binding molecule which has a high binding affinity to the fabric through one specificity and is capable of binding to the benefit agent through another specificity, followed by contacting the pre-treated fabric with the benefit agent, to enhance the pre-determined activity to the fabric. Preferably, the binding molecule is an antibody or fragment thereof, or a fusion protein comprising a cellulose binding domain and a domain having a high binding affinity to another ligand which is directed to said benefit agent. The method is useful for example for stain removal, perfume delivery, and treating collars and cuffs for wear.Type: GrantFiled: December 20, 2000Date of Patent: June 17, 2003Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Steven Howell, Julie Little, Cornelis Paul Van Der Logt, Neil James Parry
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Patent number: 6573228Abstract: The present invention relates to laundry detergent compositions which can optionally comprise bleach, said compositions comprising a fabric enhancement system, said fabric enhancement system comprising one or more modified polyamine compounds.Type: GrantFiled: August 3, 2001Date of Patent: June 3, 2003Assignee: The Procter & Gamble CompanyInventors: Janet Sue Littig, Dieter Boeckh, Oliver Borzyk, Michael Ehle, Frederick Anthony Hartman, John Cort Severns, Shulin Zhang
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Patent number: 6569826Abstract: A new chromotropic compound, compositions containing such a compound and methods of using such compound, such as in a test method for identifying the presence of free radicals, are disclosed.Type: GrantFiled: April 17, 2002Date of Patent: May 27, 2003Assignee: The Procter & Gamble CompanyInventors: Giusepp Chiaradonna, Francesca Cicogna, Giovanni Ingrosso, Emanuela Franchi, Calogero Pinzino, Valerio Del Duca, Stefano Scialla
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Patent number: 6566318Abstract: Laundry or cleaning composition comprising: (a) an effective amount, preferably from about 0.0001% to about 99.9%, more typically from about 0.1% to about 25%, of a bleach activator and/or organic percarboxylic acid; (b) a catalytically effective amount, preferably from about 1 ppb to about 99.9%, of a transition-metal bleach catalyst which is a complex of a transition-metal and a cross-bridged macropolycyclic ligand; and (c) at least about 0.1% of one or more laundry or cleaning adjunct materials, preferably comprising an oxygen bleaching agent. Preferred compositions are laundry compositions and automatic dishwashing detergents which provide enhanced cleaning/bleaching benefits through the use of such catalysts in combination with bleach activators and/or organic percarboxylic acids.Type: GrantFiled: March 7, 2002Date of Patent: May 20, 2003Inventors: Christopher Mark Perkins, Regine Labeque, Barbara Kay Williams, James Pyott Johnston, David Johnathan Kitko, James Charles Theophile Roger Burckett-St. Laurent, Michael Eugene Burns
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Patent number: 6566320Abstract: A bleaching composition that contains a bleaching agent and a chromotrophic radical scavenging compound, and a test method for identifying the presence of free radicals is disclosed. Such compositions offer improved stability.Type: GrantFiled: April 17, 2002Date of Patent: May 20, 2003Assignee: The Procter & Gamble CompanyInventors: Giusepp Chiaradonna, Frencesca Cicogna, Giovanni Ingrosso, Calogero Pinzino, Valerio Del Duca, Stefano Scialla
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Patent number: 6566323Abstract: The present invention relates to laundry detergent compositions which can optionally comprise bleach, said compositions comprising from about 0.01% to about 10% by weight, of a polyalkyleneimine. These detergent compositions provide fabric appearance benefits inter alia mitigation of fabric damage via bleaching agents.Type: GrantFiled: August 3, 2001Date of Patent: May 20, 2003Assignee: The Procter & Gamble CompanyInventors: Janet Sue Littig, Dieter Boeckh, Oliver Borzyk, Michael Ehle, Frederick Anthony Hartman, John Cort Severns, Shulin Zhang
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Patent number: 6562775Abstract: The present invention provides a process for inhibiting the re-absorption of migrating dyes in the wash liquor, comprising introducing into a wash liquor containing a peroxide-containing detergent, from 0.5 to 150 mg per liter of wash liquor, of one or more manganese containing compounds.Type: GrantFiled: February 4, 2002Date of Patent: May 13, 2003Assignee: Ciba Specialty Chemicals CorporationInventors: Frank Bachmann, Josef Dannacher, Martin Studer, Beat Freiermuth, Cornelia Makowka, Peter Weingartner, Grit Richter, Gunther Schlingloff
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Patent number: 6562774Abstract: A bleaching composition is provided comprising a) a bleach-effective amount of a low-active oxygen bleaching agent; b) a bleach-compatible solvent c) 0 to 10 wt % of a surfactant; d) less than 10 wt % of a modifier; and e) an effective dry cleaning amount of densified carbon dioxide, said composition being essentially free of carbon dioxide soluble organic peracid.Type: GrantFiled: December 20, 2000Date of Patent: May 13, 2003Assignee: Unilever Home & Personal Case USA, division of Conopco, Inc.Inventors: Dirk Johannes Bijl, Ronald Hage, Jan Kevelam, Jean Hypolites Koek, Dennis Stephen Murphy, Irene Erica Smit, Johannes Jacob Verhagen, Pieter Van Der Vlist
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Patent number: 6555513Abstract: Laundry detergent compositions contain a sulphate or sulphonate anionic surfactant and a defined cationic surfactant in a weight ratio of 1:1 to 99:1. The cationic surfactant is a quaternary ammonium salt containing an ethoxylated alkyl chain. The compositions exhibit enhanced removal of oily soil.Type: GrantFiled: February 7, 2001Date of Patent: April 29, 2003Assignee: Unilever Home & Personal Care USA division of Conopco Inc.Inventor: Amrat Paul Singh