The Component Is A Polymer (e.g., Polyacrylic Acid Salt, Etc.) Patents (Class 510/230)
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Patent number: 12252670Abstract: A method of cleaning a plastic article in an automatic dishwashing machine is provided, comprising: selecting an automatic dishwashing composition for cleaning plastic, wherein the automatic dishwashing composition, comprises: a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer comprising: (a) 60 to <90 wt % of structural units of formula I wherein each R1 is independently selected from a hydrogen and a —CH3 group; and (b) >10 to 40 wt % of structural units of formula II wherein each R2 is independently selected from a —C2-3 alkyl group and wherein each R3 is independently selected from a hydrogen and a methyl group.Type: GrantFiled: June 10, 2019Date of Patent: March 18, 2025Assignee: Rohm and Haas CompanyInventors: Scott Backer, Paul Mercando
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Patent number: 12005076Abstract: A soluble zinc polyphosphate complex made by combining ingredients which include an inorganic zinc salt and a plurality of long chain polyphosphates having 6 or more phosphate polymer units, the relative amount of inorganic zinc salt and long chain polyphosphates providing a phosphorus to zinc mole ratio of at least 6:1. Further provided is a method of making this soluble zinc polyphosphate.Type: GrantFiled: December 26, 2014Date of Patent: June 11, 2024Assignee: Colgate-Palmolive CompanyInventors: Baohua Qiao, Long Pan, Gregory Szewczyk, Ravi Subramanyam
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Patent number: 11746309Abstract: Detergent compositions designed to prevent or inhibit build up of calcium carbonate while providing high cleaning performance on soils including inhibition of protein foaming, filming and redeposition on hard surfaces are disclosed. Methods of using the detergent compositions are also disclosed.Type: GrantFiled: March 13, 2019Date of Patent: September 5, 2023Assignee: Ecolab USA Inc.Inventors: David Alexander Riehm, Carter Martin Silvernail, Kelly Anne Gilmore, John Matthew Chudomel
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Patent number: 11518965Abstract: The present invention is directed towards a process for making a powder or granule containing (A) at least one chelating agent selected from methyl glycine diacetic acid (MGDA) and glutamic acid diacetate (GLDA) and iminodisuccinic acid (IDS) and their respective alkali metal salts, (B) at least one homo- or copolymer of (meth)acrylic acid, partially or fully neutralized with alkali, said process comprising the steps of (a) mixing the at least one chelating agent (A) and the at least one homo- or copolymer (B) in the presence of water, (b) removing most of said water by spray-drying or spray granulation using a gas with an inlet temperature of at least 125° C.Type: GrantFiled: April 24, 2020Date of Patent: December 6, 2022Assignee: BASF SEInventors: Markus Hartmann, Marta Reinoso Garcia, Michael Klemens Mueller, Roland Boehn, Markus Christian Biel
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Patent number: 10253280Abstract: A phosphorus-free automatic dishwashing detergent composition comprising: (a) 0.5 to 10 wt % of a polymer comprising polymerized units of: (i) 65 to 75 wt % (meth)acrylic acid, (ii) 15 to 25 wt % of a monoethylenically unsaturated dicarboxylic acid and (iii) 7 to 13 wt % 2-acrylamido-2-methylpropanesulfonic acid (AMPS); and having Mw from 5,000 to 100,000; (b) 15 to 50 wt % carbonate, (c) 0 to 50 wt % citrate and (d) 10 to 40 wt % of a bleaching agent.Type: GrantFiled: October 5, 2015Date of Patent: April 9, 2019Assignees: Rohn and Haas Company, Union Carbide Chemical & Plastics Technology LLCInventors: Scott Backer, Severine Ferrieux, Paul Mercando, Eric P. Wasserman
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Patent number: 9873854Abstract: A solution having improved stain removing properties on hard surfaces, carpets and fabrics, that is easier to handle (stored or transported at lower temperatures and less corrosive) and that is environmentally friendly. The stain removing solution includes the following components: a surfactant selected from the group consisting of alcohol ethoxylates, alkyl sulfates, alkyl ether sulfates, alpha olefin sulfonates, alkyl phosphates, alkyl amidopropyl betaines, alkyl betaines, amphoacetates, amphoproprionates, amphosulfonates, amine oxides, alkanolamides, sulfosuccinates, and sultaines, a hydrotrope, and a solvent. The surfactant is preferably an alcohol ethoxylate. The hydrotrope is preferably lauramine oxide. The solvent is preferably a dibasic ester or a glycol ether. The solution may further comprise a diluent, a mild acid, and/or a preservative. A mild acid can be added to lower the pH of the solution.Type: GrantFiled: January 16, 2013Date of Patent: January 23, 2018Assignee: Jelmar, LLCInventor: Rosemary Gaudreault
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Patent number: 9481857Abstract: Methods of acidic warewashing are disclosed. The compositions can include other materials including surfactants and chelating agents, and are preferably phosphorous free. Methods of using the acidic compositions in combination with alkaline compositions are also disclosed. Exemplary methods include using the acidic compositions together with other compositions, including alkaline compositions and rinse aids employed in an alternating alkaline/acid/alkaline manner. The methods also include acidic compositions that serve multiple roles.Type: GrantFiled: March 24, 2014Date of Patent: November 1, 2016Assignee: Ecolab USA Inc.Inventors: Lee J. Monsrud, Michael S. Rischmiller, Daniel Osterberg, John Mansergh
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Patent number: 9441189Abstract: A dishwasher detergent composition, preferably pH neutral, and comprising a strong biodegradable builder and optionally a bleach, and optionally a sulfonated polymer.Type: GrantFiled: May 2, 2011Date of Patent: September 13, 2016Assignee: RECKITT BENCKISER FINISH B.V.Inventors: Judith Preuschen, Ralf Wiedemann
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Patent number: 9353335Abstract: Detergent compositions and methods of preparing and using the detergent compositions are disclosed. The detergent compositions comprise a polymer system comprising at least one polycarboxylic acid polymer, copolymer, or terpolymer, an alkalinity source comprising an alkali metal carbonate, a nonionic surfactant and water. The detergent compositions are suitable at alkaline pH and reduce or prevent scale formation, improve soil dispersion, and provide effective detergency.Type: GrantFiled: November 10, 2014Date of Patent: May 31, 2016Assignee: ECOLAB USA INC.Inventors: David Dotzauer, Timothy Meier, Carter M. Silvernail, John Mansergh
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Patent number: 9267096Abstract: The invention includes ware detergent compositions which prevent buildup of precipitates and also surprisingly provides significant metal protection of items exposed to alkaline detergent composition. According to the invention alkaline ware detergents may include an effective amount of amino carboxylate. Surprisingly, detergents which included amino carboxylate also provided significant metal protection against corrosion, even when traditional corrosion inhibiting components are reduced.Type: GrantFiled: October 29, 2013Date of Patent: February 23, 2016Assignee: Ecolab USA, Inc.Inventors: Lisa Maureen Sanders, Andrew M. Jensen, Kristopher Hodgson
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Patent number: 9102905Abstract: An alkaline detergent is described which includes the use of polycarboxylic acid copolymers or salts thereof in combination with alkali metal hydroxide. The detergent composition reduces spotting and filming and prevents hard water scale accumulation between 145-180 degrees Fahrenheit and with a pH of 10.5 to about 13.Type: GrantFiled: July 28, 2014Date of Patent: August 11, 2015Assignee: ECOLAB USA INC.Inventors: Kerrie E. Walters, Monique Roerdink-Lander, Carter M. Silvernail
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Patent number: 8906839Abstract: Solid block alkaline detergent compositions are disclosed comprising a source of alkalinity, and other detergent additives including sequestrants. The solid block detergents of the invention used a mixed inorganic and organic sequestrant composition that successfully softens service water used in manufacturing aqueous detergents from the composition, but also obtains substantially improved organic soil removal on dishware or flatware. The solid block detergents of the invention comprise large masses of the chemical ingredients having a weight of greater than about 500 grams in a solid block product format that is typically dispensed using a spray on water dispenser that creates an aqueous concentrate that is used in a washing machine.Type: GrantFiled: August 11, 2010Date of Patent: December 9, 2014Assignee: Ecolab USA Inc.Inventors: Steven E. Lentsch, Keith E. Olson
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Patent number: 8901057Abstract: The present invention includes methods and compositions control hard water in an alkaline environment. According to the invention, a unique combination of polymers has been developed which helps to completely control and eliminate hard water. The composition includes a maleic polymer, a hydroxypolycarboxylic acid, and a starch based polymer in a unique synergistic combination that can be used alone, or in combination with standard alkaline detergents in any cleaning regime (laundry, warewash, etc.) where hard water conditions exist.Type: GrantFiled: October 29, 2012Date of Patent: December 2, 2014Assignee: Ecolab USA Inc.Inventor: Altony Miralles
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Patent number: 8889033Abstract: The invention relates to an aqueous solution of acrylic acid polymers, obtainable by polymerization of acrylic acid in feed mode with peroxodisulfate as initiator in the presence of hypophosphite in water as solvent, wherein (i) water and optionally one or more ethylenically unsaturated comonomers are initially charged, and (ii) acrylic acid in acidic, unneutralized form, optionally one or more ethylenically unsaturated comonomers, aqueous peroxodisulfate solution and aqueous hypophosphite solution are added continuously, and (iii) a base is added on completion of the acrylic acid feed to the aqueous solution, wherein the comonomer content does not exceed 30% by weight, based on total monomer content.Type: GrantFiled: February 1, 2012Date of Patent: November 18, 2014Assignee: BASF SEInventors: Jürgen Detering, Bolette Urtel, Stephan Nied, Ewald Heintz
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Patent number: 8876982Abstract: Disclosed is a method of washing ware in an automatic institutional warewashing machine wherein the method includes contacting ware with a cleaning composition containing a surfactant and further includes contacting the washed ware in a rinse step with a potable aqueous rinse, the aqueous rinse being substantially free of an intentionally added rinse agent. A surfactant is employed in the wash step in an amount not to exceed 15 wt % based on weight of the detergent. The amount of surfactant is sufficient to provide a layer of surfactant on the ware so as to afford a sheeting action in an aqueous rinse step without any added rinse agent.Type: GrantFiled: May 3, 2006Date of Patent: November 4, 2014Assignee: Diversey, Inc.Inventors: Antonius Maria Neplenbroek, Bouke Suk, Petrus Adrianus Angevaare, Perrino Marie Portier, Bérengère Idelon
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Patent number: 8877699Abstract: A dishwasher detergent composition comprising: a compound of formula 1; a liquid non-ionic surfactant; and at least one solid non-ionic surfactant.Type: GrantFiled: June 29, 2010Date of Patent: November 4, 2014Assignee: Reckitt & Colman (Overseas) LimitedInventors: Judith Preuschen, Andrea Stein
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Patent number: 8859484Abstract: The present invention relates to a detergent composition containing an amphiphilic graft polymer based on water-soluble polyalkylene oxides (A) as a graft base and side chains formed by polymerization of a vinyl ester component (B), where the polymer has a broad polarity distribution.Type: GrantFiled: March 8, 2013Date of Patent: October 14, 2014Assignee: The Procter & Gamble CompanyInventors: Frank Hulskotter, Darren Rees, Brian Joseph Loughnane, Faissal-Ali El-Toufaili, Rainer Anton Dobrawa
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Patent number: 8846593Abstract: The present invention relates to formulations comprising (A) at least one aminocarboxylate, selected from methylglycine diacetate (MGDA), iminodisuccinic acid (IDA) and glutaminic acid diacetate (GLDA), and salts and derivatives thereof, and (B) at least one alkyleneimine polymer which is covalently modified with at least one carboxylic acid or at least one derivative of a carboxylic acid or at least one derivative of carbonic acid, where up to at most 75 mol % of the nitrogen atoms of the primary and secondary amino groups of the alkyleneimine polymer have been reacted with carboxylic acid or derivative of carboxylic acid or carbonic acid.Type: GrantFiled: April 24, 2013Date of Patent: September 30, 2014Assignee: BASF SEInventors: Stephan Hueffer, Alejandra Garcia Marcos, Markus Hartmann, Heike Weber, Mario Emmeluth
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Patent number: 8840731Abstract: A composition for machine dishwashing that includes a one copolymer obtainable by copolymerization of N-vinylamide, vinyl acetate, polyether, and alkoxylate.Type: GrantFiled: December 7, 2012Date of Patent: September 23, 2014Assignee: BASF SEInventors: Sonja Fischer, Juergen Tropsch, Heike Weber, Roland Ettl
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Patent number: 8822403Abstract: Solid detergent compositions according to the present invention include at least one alkali metal silicate, at least one polycarboxylic acid, at least one saccharide or sugar alcohol and water. Suitable saccharides include sucrose, fructose, inulin, maltose and lactulose, and may be present in the composition in a concentration of at least 0.5 wt %. Compositions according to certain embodiments form stable solid block detergent compositions that do not swell significantly even when subjected to elevated temperatures.Type: GrantFiled: October 7, 2011Date of Patent: September 2, 2014Assignee: Ecolab USA Inc.Inventors: Erik C. Olson, Carter Silvernail
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Patent number: 8809249Abstract: A detergent composition for preventing scale on various surfaces includes a threshold system, a caustic and a surfactant system. The threshold system includes a sulfonate/acrylate copolymer, an acrylate homopolymer and a phosphonoalkane carboxylic acid with a sulfonate/acrylate copolymer to acrylate homopolymer weight ratio of between about 2:1 to about 1:2. The pH of the detergent composition is between about 10 and about 13.Type: GrantFiled: June 7, 2013Date of Patent: August 19, 2014Assignee: Ecolab USA Inc.Inventors: Carter M. Silvernail, Erik C. Olson, Elizabeth R. Kiesel
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Patent number: 8802617Abstract: The present invention includes a cleaning composition that includes at least one alkalinity source, at least one surfactant, water and at least one polyglycerol graft polymer. The polyglycerol graft polymer includes a polyglycerol and a residue of at least one carboxylic acid or carboxylate containing compound in an amount less than or equal to about 40% by weight of the polyglycerol graft polymer.Type: GrantFiled: November 8, 2012Date of Patent: August 12, 2014Assignee: Ecolab USA Inc.Inventors: Carter Silvernail, John Nording
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Patent number: 8784571Abstract: A method of cleaning dishware with a liquid detergent composition having an amphiphilic graft polymer, to provide improved grease cleaning and sudsing.Type: GrantFiled: July 6, 2011Date of Patent: July 22, 2014Assignee: The Procter & Gamble CompanyInventors: Tristan Schütz, Stephen Michael Grindell, Frank Hulskotter, James Lee Danziger, Maria Angeles Gomez Ruiz, Kevin George Goodall, Valerio Delduca
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Patent number: 8759269Abstract: A solidification matrix includes a straight chain saturated carboxylic acid salt, sodium carbonate, and water. The straight chain saturated carboxylic acid salt is selected from a salt of a mono-, di-, or tri-carboxylic acid. The solidification matrix may be used, for example, in a solid detergent composition.Type: GrantFiled: July 19, 2010Date of Patent: June 24, 2014Assignee: Ecolab USA Inc.Inventors: Michael E. Besse, Brenda L. Tjelta, Lisa M. Sanders
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Patent number: 8748364Abstract: Detergent compositions including at least one aminocarboxylate, at least one maleic/methylvinyl ether copolymer, an alkaline agent and optional additives. Embodiments of the present invention include reduced concentrations of aminocarboxylate compared to conventional compositions, while preventing scale accumulation and providing stain removal capability.Type: GrantFiled: December 23, 2010Date of Patent: June 10, 2014Assignee: Ecolab USA Inc.Inventor: Carter Silvernail
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Patent number: 8735336Abstract: Methods for removing an organic material from a portion of oilfield equipment are described. The methods include forming a composition that includes a hybrid polymer and introducing the composition to the portion of the oilfield equipment from which the organic material is to be removed. The hybrid polymer includes a synthetic component formed from at least one or more olefinically unsaturated carboxylic acid monomers or salts thereof, and a natural component formed from a hydroxyl-containing natural moiety.Type: GrantFiled: February 18, 2013Date of Patent: May 27, 2014Assignee: Halliburton Energy Services, Inc.Inventors: Jayachandran Perumalsamy, Colby Tate
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Patent number: 8722606Abstract: An automatic dishwashing detergent composition having at least two components. The first component is a polymer containing polymerized residues of at least one C3-C6 carboxylic acid monomer and a hydroxy end group. The second component is a biodegradable builder selected from among nitrilotriacetic acid, ethylenediaminetetraacetic acid, diethylenetriaminepentaacetic acid, glycine-N,N-diacetic acid, methylglycine-N,N-diacetic acid, 2-hydroxyethyliminodiacetic acid, glutamic acid-N,N-diacetic acid, 3-hydroxy-2,2?-iminodisuccinate, S,S-ethylenediaminedisuccinate aspartic acid-diacetic acid, N,N?-ethylenediamine disuccinic acid, iminodisuccinic acid, aspartic acid, aspartic acid-N,N-diacetate, beta-alaninediacetic acid, polyaspartic acid, salts thereof and combinations thereof.Type: GrantFiled: March 8, 2011Date of Patent: May 13, 2014Assignee: Rohm and Haas CompanyInventors: Marianne Patricia Creamer, Joseph Manna, Jan Edward Shulman
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Patent number: 8680033Abstract: A phosphorus-free automatic dishwashing detergent composition containing a polymer of acrylic acid, maleic acid and methacrylic acid; a carbonate; and a silicate. The composition contains carbonate and silicate in a weight ratio from 4:1 to 1:3, respectively; from 10 to 90 wt % total carbonate and silicate.Type: GrantFiled: March 9, 2010Date of Patent: March 25, 2014Assignee: Rohm and Haas CompanyInventors: Marianne Patricia Creamer, Joseph Manna, Jan Edward Shulman
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Patent number: 8663496Abstract: The invention relates to a double-layered compacted solid water-purification product, comprising at least one first layer and at least one second layer, characterized in that the first layer comprises at least one flocculating system and at least one dispersion system, the second layer comprises at least one disinfectant which liberates free chlorine on contact with water and at least one excipient for the disinfectant, whereby said excipient releases the disinfectant into the water at a controlled rate such that the combination of excipient and disinfectant releases 0.1 to 100 mg/l of free chlorine per hour. The invention further relates to the method for production of such a product.Type: GrantFiled: July 18, 2005Date of Patent: March 4, 2014Assignee: EurotabInventors: Paul Branlard, Philippe Desmarescaux, Murielle Moneron
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Patent number: 8623151Abstract: A cleaning composition includes an alkali metal silicate, a polymer including maleic acid, vinyl acetate and alkyl acrylate monomers, and optionally water. The cleaning composition can include approximately 10% and approximately 90% by weight of at least one alkali metal silicate, greater than or equal to approximately 0.1% by weight of the polymer containing maleic acid, vinyl acetate and alkyl acrylate monomers, and approximately 0% to approximately 80% by weight water.Type: GrantFiled: March 23, 2012Date of Patent: January 7, 2014Assignee: Ecolab USA Inc.Inventors: Erik C. Olson, Carter Silvernail
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Publication number: 20130274150Abstract: The present invention generally relates to controlling the viscosity of water-based mud systems. More particularly, the present invention relates to methods and compositions for thinning and deflocculating aqueous based fluids used in well drilling and other well operations in subterranean formations, especially subterranean formations containing oil and/or gas. The invention also relates to a drilling fluid thinner and/or dispersant having improved temperature stability, dispersing properties and “solids contamination” tolerance.Type: ApplicationFiled: December 16, 2011Publication date: October 17, 2013Applicant: Akzo Nobel Chemicals International B.V.Inventors: Stuart Holt, Klin Aloysius Rodrigues, Jannifer Sanders
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Patent number: 8551930Abstract: The present invention is a phosphate-free automatic dishwashing agent containing a builder, said agent comprising: a) a copolymer A comprising i) at least one mono- or polyunsaturated carboxylic acid monomer, ii) at least one mono- or polyunsaturated sulfonic acid monomer, and iii) at least one additional nonionic monomer; and b) an acrylic acid homopolymer B, wherein the weight ratio of copolymer A to homopolymer B is between 10:1 and 1:3. The present agent is characterized by excellent residue inhibition, good cleaning, and clear rinsing performance in automatic dishwashing.Type: GrantFiled: March 13, 2012Date of Patent: October 8, 2013Assignee: Henkel AG & Co. KGaAInventors: Dorota Sendor-Muller, Johannes Zipfel, Arnd Kessler, Volker Blank, Thorsten Bastigkeit, Christian Nitsch, Thomas Eiting
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Patent number: 8530403Abstract: A solidification matrix includes a maleic-containing terpolymer, sodium carbonate, and water. The maleic-containing terpolymer, sodium carbonate, and water interact to form a hydrate solid. The solidification matrix may be used, for example, in a solid detergent composition.Type: GrantFiled: November 20, 2009Date of Patent: September 10, 2013Assignee: Ecolab USA Inc.Inventors: Brenda L. Tjelta, Lisa M. Sanders
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Patent number: 8481473Abstract: A detergent composition for preventing scale on various surfaces includes a threshold system, a caustic and a surfactant system. The threshold system includes a sulfonate/acrylate copolymer, an acrylate homopolymer and a phosphonoalkane carboxylic acid with a sulfonate/acrylate copolymer to acrylate homopolymer weight ratio of between about 2:1 to about 1:2. The pH of the detergent composition is between about 10 and about 13.Type: GrantFiled: December 2, 2010Date of Patent: July 9, 2013Assignee: Ecolab USA Inc.Inventors: Carter Silvernail, Erik C. Olson, Elizabeth Kiesel
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Publication number: 20130150277Abstract: The use of preparations comprising (a1) at least one copolymer obtainable by copolymerization of (a1.1) at least one N-vinylamide, (a1.2) vinyl acetate, (a1.3) at least one polyether, (a1.4) optionally at least one further comonomer, (a2) at least one alkoxylate of the general formula (I) R1—(OCH2CHR2)mOR3 ??(I) where the variables are defined as follows: R1 is C8-C24-alkyl, linear or branched, R2 is C1-C10-alkyl, in each case identical or different, linear or branched, or hydrogen, R3 is hydrogen or C1-C4-alkyl, linear or branched, m is 1 to 100, in formulations for machine dishwashing.Type: ApplicationFiled: December 7, 2012Publication date: June 13, 2013Inventors: Sonja FISCHER, Juergen TROPSCH, Heike WEBER, Roland ETTL
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Patent number: 8431518Abstract: Automatic dishwashing detergent composition for use in the main wash of a dishwasher to provide drying wherein the detergent comprises an esterified alkyl alkoxylated surfactant of general formula (I) where R is a branched or unbranched alkyl radical having 8 to 16 carbon atoms; R3, R1 independently of one another, are hydrogen or a branched or unbranched alkyl radical having 1 to 5 carbon atoms; R2 is an unbranched alkyl radical having 5 to 17 carbon atoms; l, n independently of one another, are a number from 1 to 5 and m is a number from 13 to 35; and a dispersant selected from the group of organic polymers, organic builders and mixtures thereof.Type: GrantFiled: December 10, 2010Date of Patent: April 30, 2013Assignee: The Procter & Gamble CompanyInventors: Anju Deepali Massey Brooker, Yvonne Bridget McMeekin, Phan Shean Lim, Fernando Solache Leon
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Patent number: 8420586Abstract: Cleaner compositions, associated cleaners, and associated methods are disclosed. The cleaner compositions are capable for use in making thickened cleaners that are capable of removing from vertical and inverted surfaces fresh, greasy soils and baked-on soils encountered in the food service industry. The cleaner compositions include one or more alkalinity sources, one or more chelants, one or more surfactants, one or more thickening agents, one or more buffers, and as a remainder, water. Cleaner compositions of the invention are substantially free of phosphates and have a low caustic content making them user and environmentally friendly. Yet the cleaners of the invention are surprisingly effective at removing tenacious baked-on soils encountered in the food service industry. Compositions of the invention have a viscosity of about 700 cps and are applied using a foaming or misting dispenser.Type: GrantFiled: September 2, 2010Date of Patent: April 16, 2013Assignee: Ecolab USA Inc.Inventors: Thomas J. Vinson, Karen O. Rigley, Tami J. Tadrowski
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Patent number: 8389458Abstract: An ADW composition comprising a builder and a water-soluble copolymer which comprises: (a) from about 30 to 60 mol % of the copolymer having a structural unit originating from a monoethylenic unsaturated dicarboxylic acid (or dicarboxylate) monomer having 4 to 6 carbon atoms or its anhydride at; (b) from about 30 to 60 mol % of the copolymer having a structural unit originating from a monoethylenic unsaturated monocarboxylic acid (or monocarboxylate) monomer having 3 to 8 carbon atoms; and (c) from about 5 to 15 mol % of the polymer having a structural unit originating from a monoethylenic unsaturated monomer having a sulfonic (or sulfonate) group; wherein the water-soluble copolymer has a weight average molecular weight of from about 1,000 to about 50,000 wherein the copolymer is polymerized with hydrogen peroxide.Type: GrantFiled: March 27, 2009Date of Patent: March 5, 2013Assignee: The Procter & Gamble CompanyInventors: Takahiro Tsumori, Masato Nakano
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Patent number: 8361342Abstract: The present invention relates to a compacted solid product for water purification comprising:—at least a first layer comprising at least a coagulant/flocculant system comprising at least one polyvalent inorganic salt, at least one water-soluble cationic polymer and at least one high-molecular-weight anionic polymer,—at least a second layer comprising at least one disinfectant that releases active chlorine on contact with water, characterized in that said coagulant/flocculant system moreover comprises a sodium alginate. The invention also relates to the method for preparing such a product.Type: GrantFiled: October 4, 2007Date of Patent: January 29, 2013Assignee: EurotabInventors: Paul Branlard, Gilles Rubinstenn
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Patent number: 8354366Abstract: A cleaning product in the form of a single or multi-compartment water-soluble pack comprising a cleaning composition and enveloping material, wherein at least one compartment contains an aqueous cleaning composition or an aqueous auxiliary composition enveloped by a warm water soluble material and wherein the aqueous cleaning or auxiliary composition comprises more than 15% by weight of the aqueous composition of free water.Type: GrantFiled: January 30, 2012Date of Patent: January 15, 2013Assignee: The Procter & Gamble CompanyInventors: Frank William Denome, Jose David Baez Chavez
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Publication number: 20130012425Abstract: A detergent composition comprises a chelating component, a metal citrate, and a metal carbonate. At least one of following two conditions is typically true: X=(2.29*a1)+(2.51*a2)+(2.26*b)+(2.75*c)+(?0.15*a1*b)+(0.26*a2*b)+(1.33*a2*c); and/or Y=(4.00*a1)+(3.76*a2)+(3.70*b)+(3.10*c)+(?4.11*a1*b)+(?1.57*a2*b)+(0.97*a2*c). In the preceding X and Y conditons, 0<X?2.5, 0<Y?3.5, at least one of a1 and a2 is greater than zero and less than 1.0, 0<b<1.0, 0<c<1.0, and a1+a2+b+c=1.0. Further, X is the filming performance of the detergent composition and Y is the spotting performance of the detergent composition. a1 is the weight fraction of the chelating component a1), a2 is the weight fraction of the chelating component a2), b is the weight fraction of the metal citrate, and c is the weight fraction of the metal carbonate. The weight fractions are based on the total amount of the chelating component, metal citrate and metal carbonate present in the detergent composition.Type: ApplicationFiled: February 9, 2011Publication date: January 10, 2013Inventors: Jesse Jefferis, Kenneth Zack
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Patent number: 8343283Abstract: The present invention discloses a method for cleaning a substrate comprising contacting the substrate in a cleaning cycle with an aqueous cleaning solution comprising an aqueous diluent and a detergent composition, the detergent composition comprising a glycolic and/or lactic acid oligomer with an average degree of polymerization between 1.8 and 6. Preferably, the substrate is contacted in a rinse cycle with an aqueous rinse which is substantially free of an intentionally added rinse agent or fabric softener.Type: GrantFiled: April 16, 2009Date of Patent: January 1, 2013Assignee: Purac Biochem BVInventor: Rudolf E. Nijburg
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Patent number: 8314056Abstract: The invention relates to low-alkaline and bleach-free dishwasher detergents having a pH value (20° C.) between 8 and 12, comprising a) 10 to 60 wt % of citrate, b) 1.5 to 30 wt % anionic copolymer, comprising i) unsaturated monocarboxylic acid(s) A ii) unsaturated dicarboxylic acid(s) B, characterized by good cleaning action, particularly improved cleaning of tea.Type: GrantFiled: April 28, 2011Date of Patent: November 20, 2012Assignee: Henkel AG & Co. KGaAInventors: Dorota Sendor-Müller, Johannes Zipfel, Arnd Kessler, Christian Nitsch, Sven Müller, Wolfgang Wick
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Patent number: 8303721Abstract: A phosphate-free dishwasher detergent which contains a builder, bleaching agents, and also a) a copolymer comprising i) monomers from the group of mono- or polyunsaturated carboxylic acids; ii) monomers of general formula R1(R2)C?C(R3)—X—R4; and iii) optionally further monomers, and b) a nonionic surfactant of general formula R1—CH(OH)CH2O-(AO)w-(A?O)x-(A?O)y-(A??O)z—R2. The detergent has good cleaning and rinsing results which are comparable to those of phosphate-containing dishwasher detergents or even outdo them.Type: GrantFiled: August 5, 2009Date of Patent: November 6, 2012Assignee: Henkel AG & Co. KGaAInventors: Nadine Warkotsch, Johannes Zipfel, Arnd Kessler, Christian Nitsch, Arno Dueffels, Thomas Holderbaum
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Patent number: 8288333Abstract: A process for making a detergent composition, the detergent composition comprising: a) from about 0.1% to about 50% by weight of the composition of a polymer in particulate form comprising: i) a carboxylic acid monomer; ii) more than about 5% by weight of the polymer of a sulfonic acid monomer; and iii) optionally a non-ionic monomer; and b) from about 0.01% to about 10% by weight of the composition of a hydrophilic silica. the process comprising the steps of: a) pre-mixing the polymer with the hydrophilic silica to obtain a polymer/silica premix; and b) mixing polymer/silica premix with any additional detergent components.Type: GrantFiled: August 13, 2008Date of Patent: October 16, 2012Assignee: The Procter & Gamble CompanyInventor: Nigel Patrick Somerville Roberts
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Patent number: 8287657Abstract: A cleaning composition for hard surfaces containing a polymeric compound comprising a main backbone derived from at least the following monomeric components: (I) 20 to 99.9% by weight of at least one cationic monomer according to formula (I) wherein R1 and R2 are, independently of one another, hydrogen or C1-C4 alkyl; R3 and R4 are, independently of one another, hydrogen or alkyl, hydroxyalkyl, carboxyl alkyl, carboxyamide alkyl or alkoxyalkyl having from 1 to 18 carbon atoms; and Y represents an anion, and (II) 0.1 to 80% by weight of a hydrophobic unsaturated nonionic monomer that polymerizes in the presence of an initiator; optionally up to 60% by weight of a water-soluble monomer (III) which is different from either monomer (I) or monomer (II); and optionally reactant (IV), a crosslinking agent in an amount between 0 to 10% by weight, gives improved soil removal properties, antimicrobial and biofilm suppression properties as well as resistance to resoiling and staining.Type: GrantFiled: November 28, 2005Date of Patent: October 16, 2012Assignee: BASF SEInventors: Zhiqiang Song, Bingham Scott Jaynes, Jianwen Mao, Andrea Preuss
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Patent number: 8283301Abstract: An automatic dishwashing detergent composition having at least two components. The first component is a polymer containing polymerized residues of at least one C3-C6 carboxylic acid monomer and a lactone end group. The second component is a biodegradable builder selected from among nitrilotriacetic acid, ethylenediaminetetraacetic acid, diethylenetriaminepentaacetic acid, glycine-N,N-diacetic acid, methylglycine-N,N-diacetic acid, 2-hydroxyethyliminodiacetic acid, glutamic acid-N,N-diacetic acid, 3-hydroxy-2,2?-iminodisuccinate, S,S-ethylenediaminedisuccinate aspartic acid-diacetic acid, N,N?-ethylenediamine disuccinic acid, iminodisuccinic acid, aspartic acid, aspartic acid-N,N-diacetate, beta-alaninediacetic acid, polyaspartic acid, salts thereof and combinations thereof.Type: GrantFiled: March 8, 2011Date of Patent: October 9, 2012Assignee: Rohm and Haas CompanyInventors: Joseph Manna, Jan Edward Shulman
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Patent number: 8262804Abstract: A phosphate-free detergent formulation for machine dishwashing, having from 1 to 20% by weight of a mixture of from 5 to 95% by weight of hydrophobically modified polycarboxylates I formed from 20 to 80 mol % of at least one monoethylenically unsaturated C3-C10-mono- or -dicarboxylic acid or anhydrides thereof, from 0 to 80 mol % of at least one monomer of the general formula (I) in which R1, R2 and R3 are each independently H, CH3 or C2H5, and R4 is a linear, branched or cyclic radical having from 1 to 6 carbon atoms or an aromatic radical having from 6 to 12 carbon atoms, and from 0 to 20 mol % of at least one further monomer, from 5 to 95% by weight of hydrophilically modified polycarboxylates II, where the sum of a1) and a2) adds up to 100% by weight.Type: GrantFiled: October 10, 2008Date of Patent: September 11, 2012Assignee: BASF SEInventors: Heike Weber, Roland Ettl, Juergen Tropsch
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Patent number: 8242068Abstract: Phosphate-free automatic dishwashing agents are disclosed that comprise (a) builder; (b) bleaching agent; (c) hydrophobically modified copolymer comprising at least one of mono- and polyunsaturated sulfonic acid monomers; (d) non-hydrophobically modified copolymer comprising at least one of mono- and polyunsaturated sulfonic acids; and (e) nonionic surfactant. The agents in accordance with the present invention are distinguished by excellent film deposition inhibition along with good washing and rinsing performance.Type: GrantFiled: June 2, 2011Date of Patent: August 14, 2012Assignee: Henkel AG & Co. KGaAInventors: Nadine Warkotsch, Johannes Zipfel, Thomas Holderbaum, Claudia Ottow
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Publication number: 20120167922Abstract: The invention relates to a phosphate-free automatic dishwashing agent containing a builder, comprising a) 0.5 to 7.0 wt % of a nonionic surfactant A; b) 0.2 to 5.0 wt % of a nonionic surfactant B with a melting point above 25° C., each based on the total weight of the automatic dishwashing agent, wherein the nonionic surfactant A has a melting point which is at least 5° C. below the melting point of nonionic surfactant B, wherein said washing agent is characterized by excellent residue inhibition and good cleaning and clear rinsing performance.Type: ApplicationFiled: March 12, 2012Publication date: July 5, 2012Applicant: Henkel AG & Co. KGaAInventors: Dorota Sendor-Muller, Johannes Zipfel, Arnd Kessler, Christian Nitsch, Thorsten Bastigkeit, Thomas Eiting, Volker Blank