Patents by Inventor Harald Jakob
Harald Jakob has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8883712Abstract: A fabric softening composition which comprises as component A a tertiary or quaternary ammonium salt of formulae (I) or (II): R1R2R3N+CH2CHR4OC(?O)R5X???(I) R1R2R3N+(CH2)3NHR(?O)R5X???(II) in which R1 is hydrogen, methyl or ethyl, R2 and R3, independently of one another, are C1-4 alkyl or C2-4 hydroxyalkyl, R4 is hydrogen or methyl, R5 is a linear C15-21 alkyl or alkenyl radical and X? is a monovalent anion, and as component B a nonionic softener with only one long-chain hydrocarbon radical bonded to a polar radical having at least one free hydroxy group, where fatty alcohol alkoxylate or fatty acid alkoxylate are excluded as component B, exhibits a good softening effect and forms storage-stable dispersions if the molar ratio of component A to component B is in the range from 2:1 to 1:3, the difference between the average chain length of the long-chain hydrocarbon radicals of components A and B is at most 2 carbon atoms and the hydrocarbon radicals of components A and B have on average in each case at mostType: GrantFiled: April 19, 2011Date of Patent: November 11, 2014Assignee: Evonik Degussa GmbHInventors: Hans-Jürgen Köhle, Ulrike Kottke, Hans Henning Wenk, Harald Jakob
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Patent number: 8658590Abstract: Coated sodium percarbonate particles comprising a core of sodium percarbonate obtainable by fluidized bed buildup granulation, and a coating layer comprising sodium sulfate and sodium carbonate in a weight ratio of from 95:5 to 75:25 and in which the proportion of sodium sulfate and sodium carbonate is at least 80% by weight, effect as a detergent component an improved washing power of the detergent and exhibit a high storage stability in detergent formulations.Type: GrantFiled: July 4, 2007Date of Patent: February 25, 2014Assignee: Evonik Degussa GmbHInventors: Stefan Leininger, Harald Jakob, Ulrike Kottke
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Patent number: 8569224Abstract: A fabric softener active composition, comprising at least 50% by weight of a bis-(2-hydroxypropyl)-dimethylammonium methylsulphate fatty acid ester having a molar ratio of fatty acid moieties to amine moieties of from 1.5 to 1.99, wherein the average chain length of the fatty acid moieties is from 16 to 18 carbon atoms and the iodine value of the fatty acid moieties, calculated for the free fatty acid, is from 0.5 to 50, and from 0.5 to 5% by weight fatty acid provides high softening performance and good storage stability in aqueous dispersion and can be handled and processed in a liquid state without addition of a flammable solvent.Type: GrantFiled: March 26, 2011Date of Patent: October 29, 2013Assignee: Evonik Degussa GmbHInventors: Hans-Jürgen Köhle, Ulrike Kottke, Harald Jakob, Jens Hildebrand
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Patent number: 8563499Abstract: A fabric softener active composition, comprising from 65 to 95% by weight of a bis-(2-hydroxyethyl)-dimethylammonium chloride fatty acid ester having a molar ratio of fatty acid moieties to amine moieties of from 1.80 to 1.96, an average chain length of the fatty acid moieties of from 16 to 18 carbon atoms and an iodine value of from 0 to 50, from 2 to 8% by weight of a fatty acid triglyceride having an average chain length of the fatty acid moieties of from 10 to 14 carbon atoms and an iodine value of from 0 to 15, and from 3 to 12% by weight of an alcohol selected from ethanol, 1-propanol and 2-propanol has low melt viscosity, high stability towards dealkylation in the molten state and low flammability.Type: GrantFiled: March 26, 2011Date of Patent: October 22, 2013Assignee: Evonik Degussa GmbHInventors: Hans-Jürgen Köhle, Matthias Schöppner, Axel Euler, Harald Jakob, Saji John Meledathu, Todd L. Kurth, Delbert G. Young, Ingo Hamann, Georg Schick
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Publication number: 20130245318Abstract: A reactive rectification column suitable for the production of 2-hydroxy-4-methylmercaptobutyric acid and/or methionine contains a weir having a height of 100 mm or more.Type: ApplicationFiled: August 29, 2012Publication date: September 19, 2013Applicant: Evonik Degussa GmbHInventors: Martin Steffan, Hans Joachim Hasselbach, Martin Koerfer, Harald Jakob, Jignesh Gangadwala
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Publication number: 20130059765Abstract: Bleach particles with a core of sodium percarbonate, an inner coating layer with at least 50% by weight of sodium sulfate in the form of thenardite or burkeite and an outer coating layer comprising a water-soluble binder and a perhydrolyzable N-acyl compound or O-acyl compound as bleach activator are storage-stable, are suitable for silo storage and can be transported and handled safely even in a hot and humid climate.Type: ApplicationFiled: April 27, 2011Publication date: March 7, 2013Applicant: Evonik Degussa GmbHInventors: Stefan Leininger, Harald Jakob, Ralph Overdick
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Publication number: 20130053299Abstract: A fabric softening composition which comprises as component A a tertiary or quaternary ammonium salt of formulae (I) or (II): R1R2R3N+CH2CHR4OC(?O)R5X???(I) R1R2R3N+(CH2)3NHR(?O)R5X???(II) in which R1 is hydrogen, methyl or ethyl, R2 and R3, independently of one another, are C1-4 alkyl or C2-4 hydroxyalkyl, R4 is hydrogen or methyl, R5 is a linear C15-21 alkyl or alkenyl radical and X? is a monovalent anion, and as component B a nonionic softener with only one long-chain hydrocarbon radical bonded to a polar radical having at least one free hydroxy group, where fatty alcohol alkoxylate or fatty acid alkoxylate are excluded as component B, exhibits a good softening effect and forms storage-stable dispersions if the molar ratio of component A to component B is in the range from 2:1 to 1:3, the difference between the average chain length of the long-chain hydrocarbon radicals of components A and B is at most 2 carbon atoms and the hydrocarbon radicals of components A and B have on average in each case at mType: ApplicationFiled: April 19, 2011Publication date: February 28, 2013Applicant: Evonik Degussa GmbHInventors: Hans-Jürgen Köhle, Ulrike Kottke, Hans Henning, Harald Jakob
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Patent number: 8183199Abstract: A fabric softener composition, comprising 1% to 49% by weight of a bis-(2-hydroxypropyl)-dimethylammonium methylsulphate fatty acid ester having a molar ratio of fatty acid moieties to amine moieties of from 1.85 to 1.99, wherein the average chain length of the fatty acid moieties is from 16 to 18 carbon atoms and the iodine value of the fatty acid moieties, calculated for the free fatty acid, is from 0.5 to 50.Type: GrantFiled: April 1, 2010Date of Patent: May 22, 2012Assignee: The Procter & Gamble CompanyInventors: Renae Dianna Fossum, Jose Andres Rojo Moreno, Hugo Jean Marie Demeyere, Kevin Lee Kott, Hans-Jurgen Kohle, Ulrike Kottke, Harald Jakob
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Publication number: 20120114865Abstract: A dispersion, comprising 0.1 to 25% by weight hydrophobized silica, 8 to 90 wt % of at least one alcohol selected from the group consisting of ethanol, 1-propanol and 2-propanol, 7 to 89 wt % of water, 0 to 30% by weight solvent immiscible with water, and 0.04 to 5 wt % of at least one carboxyvinyl polymer present in neutralised form, can be applied to a surface using a non-drip application method and, by modifying the surface with hydrophobized silica, imparts water-repelling and self-cleaning properties to the surface.Type: ApplicationFiled: March 16, 2010Publication date: May 10, 2012Applicant: Evonik Degussa GmbHInventors: Jörg Peggau, Harald Jakob, Wolfgang Lortz
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Patent number: 8153576Abstract: Sodium percarbonate particles with a coating layer which comprises from 70 to 99.8% by weight of anhydrous sodium sulfate and from 0.2 to 20% by weight of a sodium borate, and whose proportion by weight is from 1 to 10% based on the mass of the sodium percarbonate particle, exhibit a high storage stability in detergent and cleaning composition formulations through a synergistic effect of sodium sulfate and sodium borate on the storage stability, and at the same time only have a small content of boron.Type: GrantFiled: June 27, 2007Date of Patent: April 10, 2012Assignee: Evonik Degussa GmbHInventors: Stefan Leininger, Harald Jakob, Ralph Overdick
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Publication number: 20110239377Abstract: Heat stable fabric softeners are particularly useful for use in developing markets.Type: ApplicationFiled: April 1, 2010Publication date: October 6, 2011Inventors: Renae Dianna Fossum, Jose Andres Rojo Moreno, Hugo Jean Marie Demeyere, Kevin Lee Kott, Hans-Jurgen Kohle, Ulrike Kottke, Harald Jakob
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Publication number: 20110239378Abstract: A fabric softener composition, comprising 1% to 49% by weight of a bis-(2-hydroxypropyl)-dimethylammonium methylsulphate fatty acid ester having a molar ratio of fatty acid moieties to amine moieties of from 1.85 to 1.99, wherein the average chain length of the fatty acid moieties is from 16 to 18 carbon atoms and the iodine value of the fatty acid moieties, calculated for the free fatty acid, is from 0.5 to 50.Type: ApplicationFiled: April 1, 2010Publication date: October 6, 2011Inventors: Renae Dianna Fossum, Jose Andres Rojo Moreno, Hugo Jean Marie Demeyere, Kevin Lee Kott, Hans-Jurgen Kohle, Ulrike Kottke, Harald Jakob
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Publication number: 20110245138Abstract: A fabric softener active composition, comprising at least 50% by weight of a bis-(2-hydroxypropyl)-dimethylammonium methylsulphate fatty acid ester having a molar ratio of fatty acid moieties to amine moieties of from 1.5 to 1.99, wherein the average chain length of the fatty acid moieties is from 16 to 18 carbon atoms and the iodine value of the fatty acid moieties, calculated for the free fatty acid, is from 0.5 to 50, and from 0.5 to 5% by weight fatty acid provides high softening performance and good storage stability in aqueous dispersion and can be handled and processed in a liquid state without addition of a flammable solvent.Type: ApplicationFiled: March 26, 2011Publication date: October 6, 2011Applicant: EVONIK DEGUSSA GMBHInventors: Hans-Jürgen Köhle, Ulrike Kottke, Harald Jakob, Jens Hildebrand
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Publication number: 20110245139Abstract: A fabric softener active composition, comprising from 65 to 95% by weight of a bis-(2-hydroxyethyl)-dimethylammonium chloride fatty acid ester having a molar ratio of fatty acid moieties to amine moieties of from 1.80 to 1.96, an average chain length of the fatty acid moieties of from 16 to 18 carbon atoms and an iodine value of from 0 to 50, from 2 to 8% by weight of a fatty acid triglyceride having an average chain length of the fatty acid moieties of from 10 to 14 carbon atoms and an iodine value of from 0 to 15, and from 3 to 12% by weight of an alcohol selected from ethanol, 1-propanol and 2-propanol has low melt viscosity, high stability towards dealkylation in the molten state and low flammability.Type: ApplicationFiled: March 26, 2011Publication date: October 6, 2011Applicant: EVONIK DEGUSSA GMBHInventors: Hans-Jürgen Köhle, Matthias Schöppner, Axel Euler, Harald Jakob, Saji John Meledathu, Todd L. Kurth, Delbert G. Young, Ingo Hamann, Georg Schick
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Patent number: 7956027Abstract: Sodium percarbonate particles with a coating layer comprising sodium sulfate in the form of a high-temperature phase of sodium sulfate and/or of a high-temperature phase of a double salt of composition Na4(SO4)1+n(CO3)1?n where n is from 0 to 0.5 have an improved storage stability in detergent and cleaning composition formulations as compared with sodium percarbonate particles which comprise sodium sulfate in the coating layer only in the form of sodium sulfate (V) or burkeite.Type: GrantFiled: July 4, 2007Date of Patent: June 7, 2011Assignee: Evonik Degussa GmbHInventors: Stefan Leininger, Harald Jakob, Ralph Overdick
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Publication number: 20100266763Abstract: In a process for producing coated sodium percarbonate particles by spray application of a sodium sulfate-containing aqueous solution onto sodium percarbonate particles in a fluidized bed and simultaneous evaporation of water, sodium sulfate and sodium percarbonate-containing dust is used to prepare the sodium sulfate-containing aqueous solution.Type: ApplicationFiled: November 20, 2008Publication date: October 21, 2010Applicant: EVONIK DEGUSSA GMBHInventors: Stefan Leininger, Michael Scheibe, Harald Jakob
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Publication number: 20100171230Abstract: The process for producing granular sodium percarbonate by fluidized bed buildup granulation comprises the spraying of an aqueous solution of hydrogen peroxide and of an aqueous solution of sodium carbonate with at least one multisubstance nozzle with external mixing into a fluidized bed comprising sodium percarbonate particles and simultaneously evaporating water, and is characterized in that the solution of sodium carbonate additionally comprises sodium carbonate and/or sodium percarbonate in suspended form and is passed through a dispersing apparatus for dispersion of solids before being fed to the multisubstance nozzle. The process allows the blockage of the multisubstance nozzle to be avoided and sodium percarbonate dust to be recycled from the offgas stream of the fluidized bed into the granulation.Type: ApplicationFiled: July 17, 2007Publication date: July 8, 2010Applicant: EVONIK DEGUSSA GMBHInventors: Stefan Leininger, Michael Scheibe, Lothar Kaiser, Bertram Trautvetter, Waldemar Hessberger, Marcel Verduyn, Holger Pitsch, Harald Jakob
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Patent number: 7718592Abstract: Coated sodium percarbonate particles, having an inner shell layer which comprises at least one inorganic, hydrate-forming salt as the main constituent, and an outer shell layer which comprises an alkali metal thiosulfate, an alkaline earth metal thiosulfate and/or an ammonium thiosulfate, are stable to storage and have an improved storage stability in detergents and cleaning agents. Detergents and cleaning agents which comprise such sodium percarbonate particles show a reduced oxidative attack on oxidation-sensitive constituents of the composition during storage. Machine dishwashing agents in the form of tablets which comprise such sodium percarbonate particles and a corrosion protection agent for silver show a reduced yellowing of the tablets during storage.Type: GrantFiled: October 12, 2005Date of Patent: May 18, 2010Assignee: Degussa, GmbHInventors: Klaus Zimmermann, Harald Jakob
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Publication number: 20100035060Abstract: Coated sodium percarbonate particles comprising a core of sodium percarbonate obtainable by fluidized bed buildup granulation, and a coating layer comprising sodium sulfate and sodium carbonate in a weight ratio of from 95:5 to 75:25 and in which the proportion of sodium sulfate and sodium carbonate is at least 80% by weight, effect as a detergent component an improved washing power of the detergent and exhibit a high storage stability in detergent formulations.Type: ApplicationFiled: July 4, 2007Publication date: February 11, 2010Applicant: Evonik Degussa GmbHInventors: Stefan Leininger, Harald Jakob, Ulrike Kottke
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Patent number: 7588697Abstract: The invention concerns coated sodium percarbonate granules comprising a core produced by fluidized bed spray granulation, containing sodium percarbonate as its main component, an inner coating layer containing an organic, hydrate-forming salt as its main component, and an outer coating layer containing as its main component at least one surfactant containing in the molecule one or more sulfate or sulfonate groups in the form of an alkali metal, alkaline-earth metal or ammonium salt. The invention also concerns a process for the production of the granules, the use of the granules in bleaching and cleaning agents, and bleaching and cleaning agents containing the granules. The sodium percarbonate granules according to the invention display improved storage stability combined with high internal stability and a high active oxygen content.Type: GrantFiled: April 24, 2004Date of Patent: September 15, 2009Assignee: Evonik Degussa GmbHInventors: Klaus Zimmermann, Jürgen Lattich, Harald Jakob