With Nitrogen Or Oxygen Containing Bleach Precursor Or Activator (e.g., Ester, Acid Anhydride, Etc.) Patents (Class 510/312)
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Publication number: 20040038843Abstract: Laundry or cleaning composition comprising: (a) 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 (b) 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.Type: ApplicationFiled: May 14, 2003Publication date: February 26, 2004Applicant: The Procter & Gamble Co.Inventors: Daryle Hadley Busch, Simon Robert Collinson, Timothy Jay Hubin, Christopher Mark Perkins, Regine NMN. Labeque, Barbara Kay Williams, James Pyott Johnston, David Jonathan Kitko, James Charles Theophile Roger Burckett-St. Laurent
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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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Publication number: 20040033916Abstract: The invention relates to the preparations used for disinfecting and applied in national economy, medicine, laboratories of all types. The preparation contains a chelating metal complex compound with a monodentate ligand, which exhibits affinity to hydrogen ion, an ionogenic surfactant and a solvent. The preparation displays antiseptic properties and effectiveness of the content. The preparation affects gram positive and gram negative bacteria, viruses, spores. The preparation can be applied in a broad temperature interval.Type: ApplicationFiled: June 28, 2002Publication date: February 19, 2004Inventors: Vladimir Semenovich Kuzmin, Oleg Ivanovich Lukashov, Viktor Stanislavovich Polyakov, Valeriy Vasilievich Ermilov
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Publication number: 20040018951Abstract: This invention relates to organic catalysts comprising iminium or oxaziridinium moieties, cleaning compositions comprising such catalysts; and processes for making and suing such catalysts and cleaning products.Type: ApplicationFiled: May 29, 2003Publication date: January 29, 2004Applicant: The Procter & Gamble CoInventors: Gregory Scot Miracle, George Douglas Hiler, Susumu Murata, Rebecca Massey Grey
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Patent number: 6682723Abstract: A paint containing a surfactant system capable of structuring a non-aqueous liquid composition, wherein the surfactant system comprises at least about 5% of a structuring particle. The surfactant system preferably further comprises a surfactant selected from the group consisting of anionic, nonionic, cationic, amphoteric surfactants and mixtures thereof. A well dispersed mixture of a non-aqueous liquid, for example, a nonionic surfactant, and at least about 25%, by weight of the surfactant system results in the mixture having a yield of at least about 2.0 Pa when measured at 20 sec−1 and 25° C. Moreover, the surfactant system should exhibit a peak when measured by SAXS x-ray diffraction, wherein the peak's center is between about the 1.5 to 2.5 v positions on the 2 theta axis. The structuring particles are most preferably structuring particles of sulfate and linear alkyl benzene sulfonate.Type: GrantFiled: December 13, 2001Date of Patent: January 27, 2004Assignee: The Procter & Gamble CompanyInventors: Diane Parry, Walter August Maria Broeckx, Daniel Jerome White, Jr., Mark Allen Smerznak
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Publication number: 20040014625Abstract: The present invention provides a ligand, L, and transition metal complex thereof having the formula (I): 1Type: ApplicationFiled: June 4, 2003Publication date: January 22, 2004Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Peter Comba, Jean Hypolites Koek, Joachim Lienke, Michael Merz, Lydmyla Tsymbal
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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 -
Publication number: 20030224960Abstract: Liquid pretreater compositions packaged in a spray-type dispenser are described, said compositions comprising a peroxygen bleach, a surfactant and a bleach activator. A process of cleaning fabrics with a liquid composition comprising a peroxygen bleach and a surfactant, said process comprising the steps of dispensing said composition from a spray-type dispenser onto a least a portion of said fabrics, allowing said composition to remain in contact with said fabrics and then washing said fabrics, is said to reduce the loss of tensile strength and/or the color damage in said fabrics.Type: ApplicationFiled: June 6, 2003Publication date: December 4, 2003Applicant: The Procter & Gamble Co.Inventors: Stefano Scialla, Gabriella Bertacchi
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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: 6645927Abstract: A process for producing coated bleach activator granules in which bleach activator base granules are coated with a coating substance and are simultaneously and/or subsequently thermally conditioned.Type: GrantFiled: July 21, 2000Date of Patent: November 11, 2003Assignee: Clariant GmbHInventors: Johannes Himmrich, Georg Borchers
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Publication number: 20030207784Abstract: A process for producing coated bleach activator granules in which bleach activator base granules are coated with a coating substance and are simultaneously and/or subsequently thermally conditioned.Type: ApplicationFiled: May 12, 2003Publication date: November 6, 2003Applicant: Clariant GmbHInventors: Johannes Himmrich, Georg Borchers
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Patent number: 6642195Abstract: A method of treating a textile such as a laundry fabric is provided, in which the textile is contacted with a specified organic substance which forms a complex with a transition metal, whereby the complex catalyses bleaching of the textile by atmospheric oxygen after the treatment. The organic substance 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. Also provided is a dry textile having an organic substance applied or deposited thereon, whereby bleaching by atmospheric oxygen is catalysed on the textile.Type: GrantFiled: December 19, 2000Date of Patent: November 4, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventor: Ronald Hage
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Patent number: 6620437Abstract: A perfume-containing water-in-oil microemulsion is provided which is capable of being mixed with an aqueous fabric softener base composition to provide perfume thereto. The use of the defined microemulsion enables the addition of perfume as well as other cosmetic attributes to an aqueous base composition under conditions of low shear while avoiding any problems of gelation or physical instability in the finished fabric softener product.Type: GrantFiled: February 15, 2001Date of Patent: September 16, 2003Assignee: Colgate-Palmolive Co.Inventors: Eric Ewbank, Dominique Tummers
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Patent number: 6617300Abstract: A granular bleach activator extrudate that has a size and shape that is within a relatively narrow distribution range. The bleach activator exhibits improved solubility, and reduced product separation when incorporated into a granular detergent composition. Also provided are granular detergent compositions comprising a detersive surfactant and the bleach activator extrudates. Methods for forming the extruded bleach activator particles are also provided.Type: GrantFiled: August 30, 2001Date of Patent: September 9, 2003Assignee: Procter & Gamble CompanyInventors: Scott William Capeci, Michael Steven Gibson, Victoria Ann Majerczak
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Publication number: 20030162681Abstract: The invention relates to catalytically bleaching substrates, especially laundry fabrics, with a bleaching catalyst and peroxide in the presence of an enzymatic bleach enhancing system.Type: ApplicationFiled: February 27, 2003Publication date: August 28, 2003Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Ronald Hage, Jan Klugkist, Ton Swarthoff
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Publication number: 20030144166Abstract: Bleach activator cogranulates of one or more ammonium nitrites and at least one further bleach activator obtained by spraying an aqueous solution of one or more ammonium nitrites onto the further bleach activator, granulating the resulting mixture and drying and sieving the moist granulate.Type: ApplicationFiled: December 13, 2002Publication date: July 31, 2003Applicant: Clariant GmbHInventors: Jurgen Cramer, Johannes Himmrich, Helmut Kramer
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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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Publication number: 20030096721Abstract: 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 water soluble transition metal complex for bleaching of the substrate by atmospheric oxygen.Type: ApplicationFiled: June 10, 2002Publication date: May 22, 2003Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventor: Ronald Hage
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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: 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: 6551975Abstract: A hydrophobic bleaching agent comprising a peroxyacid having a carbon chain of at least 9 carbon atoms is used for the reduction of the activity of micro-organisms that have a cell wall containing high levels of peptidoglycan. Such micro-organisms include yeast and gram positive bacteria.Type: GrantFiled: March 30, 2001Date of Patent: April 22, 2003Assignee: The Procter & Gamble CompanyInventors: Keith Homer Baker, Ulrich Kleinsteuber, Richard Timothy Hartshorn, Massimo Morini
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Patent number: 6548467Abstract: The invention relates to compositions comprising a peroxyacid bleach precursor, a peroxide source, at least about 15% by weight of a carbonate source, which may comprise the hydrogen peroxide source or part thereof, and at least about 7% by weight of an organic carboxylic acid whereby a 1% solution of the composition in demineralised water provides a pH from 8.8 to 9.9. The compositions are useful to provide sanitization of fabrics, in particular to reduce the activity of certain bacteria groups.Type: GrantFiled: February 28, 2002Date of Patent: April 15, 2003Assignee: The Procter & Gamble CompanyInventors: Ashley Sutherland Baker, Kristien Greta Govers, Tiffany Alice Hensman, Peter Gerard Gray
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Publication number: 20030045445Abstract: Process for the preparation of bleach activator granules, which comprises extruding a mixture comprising bleach activator, anionic or nonionic surfactant and polyalkylene glycol at temperatures of from 40 to 120° C. and a pressure of from 5 to 30 bar, and granulating the resultant extrudates at a temperature of from 40 to 120° C. on a spheronizer.Type: ApplicationFiled: July 23, 2002Publication date: March 6, 2003Applicant: Clariant GmbHInventors: Georg Borchers, Torsten Pilz
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Patent number: 6528469Abstract: A fabric bleaching composition comprising a peroxy compound and a specified manganese compound is disclosed, as well as a process for bleaching and/or cleaning a fabric by contacting it with said fabric bleaching composition.Type: GrantFiled: October 13, 1998Date of Patent: March 4, 2003Assignee: Ciba Specialty Chemicals CorporationInventors: Dieter Reinehr, Georges Metzger
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Publication number: 20030017956Abstract: The present invention relates to bleach activator particles that are useful in compositions such as detergent compositions. The present invention also encompasses detergent compositions containing such particles.Type: ApplicationFiled: June 14, 2002Publication date: January 23, 2003Inventors: Karl Matthew Preissner, Angelica Damaris Brown
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Publication number: 20030008798Abstract: Bleaching activator granules comprising (A) an organic peracid precursor represented by the following general formula, (I): 1Type: ApplicationFiled: May 20, 2002Publication date: January 9, 2003Inventors: Yoshinobu Imaizumi, Koichi Ohori
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Publication number: 20030008796Abstract: The invention relates to catalytically bleaching substrates, especially laundry fabrics, with a bleaching composition using either air or a peroxyl source.Type: ApplicationFiled: February 5, 2002Publication date: January 9, 2003Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Riccardo Filippo Carina, Michel Gilbert Jose Delroisse, Ronald Hage, David Tetard
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Publication number: 20020198128Abstract: 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: ApplicationFiled: March 7, 2002Publication date: December 26, 2002Applicant: The Procter & Gamble CompanyInventors: 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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Publication number: 20020187909Abstract: A unit dose cleaning product comprising a capsule formed of a material capable of dissolving, disintegrating or dispersing in a wash liquor, the capsule being filled with a substantially non-aqueous liquid cleaning composition in an amount sufficient to clean a single wash load, said composition including an organic substance with forms of a complex with a transition metal, the complex being capable of catalysing bleaching of a substrate by atmospheric oxygen.Type: ApplicationFiled: February 26, 2002Publication date: December 12, 2002Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Neeraj Gupta, Ronald Hage, Simon Marinus Veerman
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Patent number: 6479451Abstract: The present invention relates to laundry detergent compositions comprising one or more hrdrophobically modified polyamines and nonionic surfactants which provide enhanced hydrophilic soil, inter alia, clay, removal benefits. The present invention also relates to methods for removing hydrophilic soil from wearing apparel.Type: GrantFiled: February 21, 2001Date of Patent: November 12, 2002Assignee: The Procter & Gamble CompanyInventor: Kenneth Nathan Price
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Publication number: 20020160925Abstract: The invention relates to catalytically bleaching substrates, especially laundry fabrics, with a transition metal catalyst that bleaches tea type stains in the presence of atmospheric oxygen.Type: ApplicationFiled: February 11, 2002Publication date: October 31, 2002Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Ronald Hage, Maria Johanna Lagerwaard-Lier, Joachim Lienke, Cynthia Margaret Ligeon, Patricia Petersen
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Publication number: 20020155967Abstract: There is provided a liquid nonaqueous detergent composition comprising an alcohol alkoxylate nonionic surfactant and a bleach precursor having a Krafft point of at least 10° C., said surfactant and said precursor being present in a molar ratio of nonionic surfactant to bleach precursor of at least 2:1.Type: ApplicationFiled: December 22, 1998Publication date: October 24, 2002Inventors: STEVEN JOZEF LOUIS COOSEMANS, AXEL MEYER, JEAN-POL BOUTIQUE, JAMES PYOTT JOHNSTON
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Patent number: 6465410Abstract: A modified protein which comprises a catalytically active amino acid sequence of an antimicrobial enzyme and/or an amino acid sequence of an antimicrobial peptide linked to an amino acid sequence comprising a cellulose binding domain (CBD), and laundry detergents and/or fabric care compositions comprising such modified protein for improved sanitization benefits, are provided by the present invention.Type: GrantFiled: November 1, 2000Date of Patent: October 15, 2002Assignee: The Procter & GambleInventors: Jean-Luc Philippe Bettiol, Johan Smets, Stanton Lane Boyer
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Patent number: 6462008Abstract: Detergent compositions comprising photobleach delivery systems, processes for preparing them, and their methods of use, the compositions combine selected hydrophobic photobleaches, especially based on Si(IV) phthalocyanines, with selected axial ligands, with certain water-soluble polymers, nonbonded ligands, detersuve surfactants, especially certain mid-chain branched types, and non-surfactant detersive adjuncts.Type: GrantFiled: December 21, 2001Date of Patent: October 8, 2002Assignee: Case Western Reserve UniversityInventors: Rafael Ortiz, David Johnathan Kitko, Michael Eugene Burns, Stephen Wayne Heinzman, Alan David Willey, Brian Jeffreys, James Charles Theophile Roger Burckett-St. Laurent, Phillip Kyle Vinson, Trace Wendell de Guzman Trajano
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Patent number: 6440922Abstract: A detergent composition comprises a zeolite builder having a particle size, expressed as a d50 value, of less than 1.0 micrometers, an amylase enzyme, and an alkoxylated nonionic surfactant having a hydrophilic lipophilic balance value of less than 9.5 selected from the group consisting of alkoxylated adducts of fatty alcohols containing an average of less than 5 alkylene oxide groups per molecule. The detergent composition has been found to reduce white residue formation on fabrics washed with detergent containing small particle size zeolite.Type: GrantFiled: July 14, 1997Date of Patent: August 27, 2002Assignee: The Procter & Gamble CompanyInventors: Carolyn Jayne Garnett, Jonathan Richard Clare, Johan Juliaan Serafin Wauben
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Patent number: 6432900Abstract: The invention relates to ligands or complexes useful as catalysts for catalytically bleaching substrates with atmospheric oxygen, and as catalysts in the of treatment of textiles such as laundry fabrics whereby bleaching by atmospheric oxygen is catalysed after the treatment. The ligand is of the general formula: wherein R1, R2, and R3 independently represent a group selected from hydrogen, hydroxyl, halogen, —NH—C(NH)NH2, —R and —OR, wherein R=alkyl, alkenyl, cycloalkyl, heterocycloalkyl, aryl, heteroaryl or a carbonyl derivative group, R being optionally substituted by one or more functional groups, and provided that two of R1, R2 and R3 are coordinating groups and one of R1, R2 and R3 is a non-coordinating group; Q independently represents a group selected from C2-3-alkylene optionally substituted by H, benzyl or C1-8-alkyl; and Q1, Q2 and Q3 independently represent specified linking groups.Type: GrantFiled: August 29, 2000Date of Patent: August 13, 2002Assignee: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Adrianus Cornelis Appel, Ronald Hage, David Tetard, Robin Stefan Twisker
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Patent number: 6432901Abstract: A bleach catalyst system comprising in combination, a macrocyclic organic ligand of formula (I): wherein R1 and R2 can each independently be absent, H, alkyl or aryl, optionally substituted; t and t′ are each independent integers from 2-3; each D can independently be N, NR3, PR3, O or S, wherein each R3 is independently H, alkyl or aryl, optionally substituted by one or more suitable substituents such as C1-4 alkyl groups, or is a bridging group such as C1-6 alkylene, either to another R3 group in the same macrocycle or to another independently defined macrocycle or to another independently defined macrocyclic ligand of formula (I), wherein any bridging group optionally contains an optionally substituted heteroatom such as nitrogen; and s is an integer from 2-5; and a water-insoluble manganese compound.Type: GrantFiled: December 19, 2000Date of Patent: August 13, 2002Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Dai Cong-Yun, Dao-Li Deng, Ronald Hage, Chang-Qing Ye, Hong Zeng
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Publication number: 20020107163Abstract: Particulate bleach activators comprising 15 to 60% by weight of an acetonitrile, 20 to 70% by weight of a silicon-containing carrier material and 20 to 30% by weight of water, which are obtained by applying an aqueous solution, saturated at 10 to 40° C., of an acetonitrile onto the carrier material without subsequent drying, where the amount of saturated aqueous solution is measured such that the given limits for acetonitrile, carrier material and water are observed.Type: ApplicationFiled: November 16, 2001Publication date: August 8, 2002Applicant: Clariant GmbHInventors: Georg Borchers, Robert Milbradt, Oliver Mogck, Frank Weinelt
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Patent number: 6420331Abstract: The present invention relates to detergent compositions comprising a mannasase enzyme and a bleach system preferably comprising a source of hydrogen peroxide and optionally, but preferably, a hydrophobic bleach activator for superior cleaning, stain removal and/or whiteness performance.Type: GrantFiled: February 14, 2000Date of Patent: July 16, 2002Assignee: Procter & Gamble CompanyInventors: Jean-Luc Philippe Bettiol, Michael Stanford Showell, André Cesar Baeck, Christiaan Arthur Jacques Kamiel Thoen
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Patent number: 6417151Abstract: A detergent or disinfectant composition comprising is presented having 0.5 to 10 percent by weight of an activator compound which under perhydrolysis conditions forms a percarboxylic acid, and releases a leaving group capable of being used as a substrate for enzymes, and up to 50 percent by weight of a peroxygen compound. The composition increases the oxidation of peroxide compounds in oxidation, bleaching, detergent, cleaning and disinfecting solutions, especially at low temperatures.Type: GrantFiled: October 4, 1999Date of Patent: July 9, 2002Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Marita Grothus, Albrecht Weiss, Beatrix Kottwitz, Ulrich Pegelow, Guenter Uphues, Inken Prueser
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Patent number: 6413929Abstract: Use of amines as bleaching efficiency boosters for textile detergent compositions, where the pKa of the amines is greater than the pH minus 1, preferably greater than the pH, particularly preferably at least 0.5 greater than the pH of the 1% by weight wash liquor obtained from the textile detergent composition.Type: GrantFiled: July 19, 2000Date of Patent: July 2, 2002Assignee: BASF AktiengesellschaftInventors: Thomas Wehlage, Dieter Boeckh, Werner Bertleff, Alfred Oftring
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Patent number: 6410497Abstract: Inorganic per compounds may be activated with oxime carbonates of the formula (I), A—O—CO—OR3, a hydroximide ester of formula (II): or polymeric hydroximide esters.Type: GrantFiled: August 4, 1999Date of Patent: June 25, 2002Assignee: BASF AktiengesellschaftInventors: Elisabeth Kappes, Thomas Wehlage, Alfred Oftring, Dieter Boeckh
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Patent number: 6407045Abstract: The invention set out to improve the oxidizing and bleaching effect of inorganic peroxygen compounds in dishwashing, more particularly machine dishwashing, in terms of their storage stability. This was essentially achieved by using particulate compounds corresponding to formula R1R2R3N−CH2CN X+, in which R1, R2, and R3 independently of one another represent an alkyl, alkenyl or aryl group containing 1 to 18 carbon atoms, in addition to which the groups R2 and R3 may even be part of a heterocycle including the N atom and optionally other hetero atoms, and X is a charge-equalizing anion. Dishwashing detergents, more particularly machine dishwashing detergents, contain about 1% by weight to 10% by weight of this bleach-boosting agent.Type: GrantFiled: October 2, 2001Date of Patent: June 18, 2002Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Christian Nitsch, Horst-Dieter Speckmann, Juergen Haerer, Andreas Lietzmann, Susan P. Huestis
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Patent number: 6399557Abstract: 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: April 11, 2001Date of Patent: June 4, 2002Assignee: The Procter & Gamble CompanyInventors: 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: 6399561Abstract: The present invention provides methods and compositions for bleaching a dye in solution comprising contacting, in an aqueous solution, the dye with a composition comprising a laccase and an enhancing agent of the formula: in which A is: and B is H, or C1-C4 unbranched alkyl wherein said alkyl may contain ether groups, and one, two, three, four of R2, R3, R4, R5 and R6 are H, NH2, COOH, SO3H, CN, CH3, COCH3, NO2, OCH3, NR7R8, COOR9, or NOH—CO—R10, wherein R7, R8, R9 and R10 are C1-C2 unbranched alkyl, and one, two, three, four or five of R2, R3, R4, R5 and R6 is NH2, COOH, SO3H, CN, CH3, COCH3, NO2, OCH3, NR7R8, COOR9, or NOH—CO—R10, wherein R7, R8, R9 and R10 are C1-C2 unbranched alkyl.Type: GrantFiled: May 5, 1999Date of Patent: June 4, 2002Assignee: Novozymes A/SInventors: Palle Schneider, Heinz-Josef Deussen
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Patent number: 6399558Abstract: A washing and cleaning process which comprises adding to the corresponding liquor comprising a peroxide-containing washing and cleaning agent 1 to 500 millimoles per liter of liquor of one or more than one compound of the salene type.Type: GrantFiled: September 4, 2001Date of Patent: June 4, 2002Assignee: Ciba Specialty Chemicals CorporationInventors: Menno Hazenkamp, Frank Bachmann, Cornelia Makowka, Marie-Josée Dubs, Grit Richter, Gunther Schlingloff, Josef Dannacher
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Patent number: 6391838Abstract: The cleaning performance of bleach-containing detergents, especially against protein- and starch-containing soils and colored soils, was to be improved.Type: GrantFiled: March 31, 2000Date of Patent: May 21, 2002Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Horst-Dieter Speckmann, Joerg Poethkow