Patents by Inventor Wolfgang Breuer
Wolfgang Breuer 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: 11441095Abstract: The present invention is concerned with the use of polymeric additives for paraffin-containing fluids as pour point depressants and low temperature flow improvers, wherein the polymers comprise styrene and maleic acid dialkyl ester building blocks.Type: GrantFiled: July 22, 2016Date of Patent: September 13, 2022Assignee: Sasol Chemicals GmbHInventors: Oliver Herzog, Sabine Scherf, Michael Ruffmann, Wolfgang Breuer
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Patent number: 7812106Abstract: Processes for the production of polymers by emulsion polymerization of olefinically unsaturated monomers, in which olefinically unsaturated esters corresponding to formula (I): HOOC—CH?CH—COO—(BO)z(PO)y(EO)xR1??(I) in which R1 is an alkyl group or alkenylphenol group containing 8 to 24 carbon atoms, BO is a butylene oxide unit, PO is a propylene oxide unit and EO is an ethylene oxide unit and the indices x, y and z independently of one another stand for 0 or for numbers of 1 to 50, with the proviso that at least one of the indices x, y and z is not 0, the carboxyl group of the compounds (I) being completely or partly present in neutralized form and the C?C double bond being cis- or trans-configured; are used as copolymerizable emulsifiers.Type: GrantFiled: August 30, 2004Date of Patent: October 12, 2010Assignee: Cognis IP Management GmbHInventors: Wolfgang Breuer, Patrick Tintillier
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Publication number: 20080139744Abstract: The invention is directed to an emulsifier for emulsion polymerization. The emulsifier is obtained by alkoxylating a mixture of (a) 20% to 80% by weight of a fatty alcohol containing 8 to 22 carbon atoms and (b) 20% to 80% by weight of a ring opening product of a 1,2-epoxyalkane containing 8 to 18 carbon atoms with ethylene glycol, with from 5 to 100 mol ethylene oxide per equivalent of free OH groups in the sums of (a) and (b) and sulfation of the intermediate product obtained to form the emulsifier. The emulsifier provides a polymer similar with low coagulum and high stability.Type: ApplicationFiled: November 12, 2005Publication date: June 12, 2008Inventors: Uwe Held, Wolfgang Breuer, Thomas Mausberg
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Publication number: 20070243532Abstract: A system for detecting the presence or absence of microorganisms in various types of samples is described. A process for detecting the presence or absence of microorganisms in samples is also described.Type: ApplicationFiled: March 3, 2005Publication date: October 18, 2007Applicant: COGNIS IP MANAGEMENT GMBHInventors: Elisabeth Wolf, Wolfgang Breuer
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Patent number: 6946524Abstract: Processes for producing polyester amides, by reacting a polyisobutylene with a first reagent selected from the group consisting of at least monounsaturated acids having from 3 to 21 carbon atoms and derivatives thereof; and a second reagent selected from the group consisting of monoethanolamine and alkylamines of the general formula R—NH2, wherein R represents an alkyl group having from 1 to 4 carbon atoms; are described. The polyester amides thus produced and their uses in stabilizing asphaltenes in crude oil and crude oil derivatives are also described.Type: GrantFiled: August 29, 2001Date of Patent: September 20, 2005Assignee: Cognis Deutschland GmbH & Co. KGInventors: Wolfgang Breuer, Paul Birnbrich, Claus-Peter Herold, Stephan Von Tapavicza, Didier Groffe, Matthias Hof
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Publication number: 20050070679Abstract: Processes for the production of polymers by emulsion polymerization of olefinically unsaturated monomers, in which olefinically unsaturated esters corresponding to formula (I): HOOC—CH?CH—COO—(BO)z(PO)y(EO)xR1??(I) in which R1 is an alkyl group or alkenylphenol group containing 8 to 24 carbon atoms, BO is a butylene oxide unit, PO is a propylene oxide unit and EO is an ethylene oxide unit and the indices x, y and z independently of one another stand for 0 or for numbers of 1 to 50, with the proviso that at least one of the indices x, y and z is not 0, the carboxyl group of the compounds (I) being completely or partly present in neutralized form and the C?C double bond being cis- or trans-configured; are used as copolymerizable emulsifiers.Type: ApplicationFiled: August 30, 2004Publication date: March 31, 2005Inventors: Wolfgang Breuer, Patrick Tintillier
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Publication number: 20040039125Abstract: Processes for producing polyester amides, by reacting a polyisobutylene with a first reagent selected from the group consisting of at least monounsaturated acids having from 3 to 21 carbon atoms and derivatives thereof; and a second reagent selected from the group consisting of monoethanolamine and alkylamines of the general formula R—NH2, wherein R represents an alkyl group having from 1 to 4 carbon atoms; are described. The polyester amides thus produced and their uses in stabilizing asphaltenes in crude oil and crude oil derivatives are also described.Type: ApplicationFiled: August 4, 2003Publication date: February 26, 2004Inventors: Wolfgang Breuer, Paul Birnbrich, Claus-Peter Herold, Stephan Von Tapavicza, Didier Groffe, Matthias Hof
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Patent number: 6368422Abstract: Methods and compositions for dissolving adherent petroleum residues which occur in the production and processing of petroleum in which esters of the following formula are employed: R1—COO—(CnH2nO)x—R2 (I) which R1 is an alkyl group containing 6 to 22 carbon atoms or a (CH2)m—COOR4 group, R2 and R4 independently of one another represent an alkyl group containing 1 to 8 carbon atoms, n is the number 2 or 3 and m is a number of 1 to 6 and x is 0 or a number of 1 to 12.Type: GrantFiled: November 26, 1999Date of Patent: April 9, 2002Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Wolfgang Breuer, Claus-Peter Herold
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Patent number: 6310106Abstract: A process for breaking an emulsion into a water phase and an oil phase involving: (a) providing an emulsion containing an oil phase and a water phase; (b) providing an alkoxylated C10-24 carboxylic acid ester derived by the addition of ethylene oxide and/or propylene oxide onto a ring opened epoxidized C10-24 carboxylic acid triglyceride which is ring opened with a C6-18 carboxylic acid; and (c) contacting the emulsion with a demulsifying effective amount of the alkoxylated C10-24 carboxylic acid ester. Said process has application on crude oil emulsions.Type: GrantFiled: May 12, 2000Date of Patent: October 30, 2001Assignee: Cognis Deutschland GmbHInventors: Stefan Podubrin, Wolfgang Breuer, Claus-Peter Herold, Andreas Heidbreder, Thomas Foerster, Martina Hollenbrock
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Patent number: 6261346Abstract: A process useful for protecting metal surfaces against corrosion in is presented involving: (a) forming a corrosion inhibitor having a compound corresponding to formula (I): where R1, R2 and R3 independently of one another represent an alkyl or hydroxyalkyl group containing 1 to 4 carbon atoms, an aryl or alkylaryl group or a group corresponding to formula (II): A− is an anion, n is the number 2 or 3, p is a number of 1 to 3 and R5 is an alkyl or alkenyl group containing 7 to 23 carbon atoms and 0, 1, 2 or 3 double bonds, and R4 is a group corresponding to formula (II) or (III): where R1, R2 and R3 are as defined above and Z is a group —(CH2)m— or a group corresponding to formula (IV): m is an integer of 1 to 6, X is a group NH or an oxygen atom and D is a dimer fatty acid residue containing on average 36 to 54 carbon atoms; (b) combining the corrosion inhibitor with liquid aqueous, liquid non-aqueous or gaseous meType: GrantFiled: July 29, 1999Date of Patent: July 17, 2001Assignee: Cognis Deutschland GmbHInventors: Wolfgang Breuer, Robert Schuetz, Guenther Uphues, Claus-Peter Herold, Rafael Pi
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Patent number: 6261530Abstract: A process for stabilizing a halogen-containing plastic against thermal or photochemical degradation by adding to the plastic an additive consisting essentially of cationic layer compounds corresponding to general formula (I): [M(II)xAl(OH)y](An−)z.mH2O (I) where M(II) represents at least one divalent metal ion and An− represents an acid anion having the charge n−(n=1, 2 or 3) and 1<x<5, y>z, (y+nz)=2x+3 and 0<m<10, and wherein the cationic layer compounds have been prepared by adding alkali metal hydroxide to a water-containing mixture of at least one source of divalent metal ions M(II), one source of the anion An− and crystalline aluminum hydroxide in a quantity of 1 to 20 mole-%, based on aluminum hydroxide, heating the mixture for 10 to 240 minutes at a temperature of 100° C. to 240° C., and drying the mixture to form a powder without previous separation of the solid from the aqueous phase.Type: GrantFiled: September 25, 1997Date of Patent: July 17, 2001Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Wolfgang Breuer, Christoph Lohr, Joerg-Dieter Klamann, Wolfgang Ritter
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Patent number: 5807529Abstract: A process for producing silicate or silicate-containing builder granules having an apparent density of at least 600 g/l by compacting silicate materials having an apparent density of less than 500 g/l, a molar ratio of SiO.sub.2 to Na.sub.2 O of 1.3 to 4, and a water content of up to 15% by weight, wherein the silicate materials are X-ray amorphous and are present in the form of a fine particle solid having a flake structure.Type: GrantFiled: January 2, 1997Date of Patent: September 15, 1998Assignee: Henkel Kommanditgesellschaft Auf AktienInventors: Hans-Friedrich Kruse, Beatrix Kottwitz, Volker Bauer, Berthold Schreck, Joerg Poethkow, Wolfgang Breuer
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Patent number: 5780420Abstract: The invention relates to sodium silicates with a modulus (molar ratio of SiO.sub.2 to Na.sub.2 O) of 1.3 to 4 in the form of a fine-particle solid in shard-like form or compounds containing these silicates with the ability to reduce incrustation when used as a builder component in detergents. These useful materials are distinguished in particular by the fact that they are in the form of an X-ray amorphous overdried material (primary drying product) with water contents below 15% by weight and apparent densities of the non-compacted solid granules of 500 g/l or lower which has been produced by drying of a water-containing sodium silicate preparation using a hot gas phase as the drying medium and/or by heating of a spray-dried sodium silicate with water contents of at least 15% by weight at temperatures of 120.degree.to 450.degree. C., if necessary accompanied or followed by the application of forces to produce the shard-like structure.Type: GrantFiled: August 5, 1996Date of Patent: July 14, 1998Assignee: Henkel Kommanditgesselschaft auf AktienInventors: Wolfgang Breuer, Volker Bauer, Joerg Poethkow, Beatrix Kottwitz, Jochen Jacobs, Hans Dolhaine, Wolfgang Seiter, Birgit Stevermann, Horst Upadek
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Patent number: 5663122Abstract: The invention concerns the use of mixed hydroxydes of bivalent and trivalent metals with a three-dimensional spaced-lattice structure of the garnet type to control the thixotropic thickening of aqueous preparations, using swellable clays and/or other swellable layer-silicate compounds of natural and/or synthetic origin as visosity-increasing agents. The preferred garnet-type mixed hydroxydes are catoites of the basic structure Ca.sub.3 Al.sub.2 (OH).sub.12 a minor proportion of whose OH units can be exchanged for acid groups, in particular silicate groups.Type: GrantFiled: January 27, 1995Date of Patent: September 2, 1997Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Heinz Mueller, Wolfgang Breuer, Claus-Peter Herold, Peter Kuhm, Stephan von Tapavicza
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Patent number: 5539135Abstract: Hydrophobicized double-layer hydroxide compounds may be produced if double-layer hydroxide compounds of the general formula (I): [M.sup.(II).sub.1-x M.sup.(III).sub.x (OH).sub.2 ] A.sub.x.n H.sub.2 O, in which M.sup.(II) is a divalent metal cation, M.sup.(III) is a trivalent metal cation, A is an equivalent of a monobasic and/or multibasic inorganic acid, x is a number from 0.2 to 0.5 and n is a number from 0 to 10, are reacted at elevated temperature and under autogenous pressure with at least one carboxylic acid or its salt and the reaction product is then dried. The hydrophobicized double-layer hydroxide compounds obtained by this process are suitable as catalysts for the alkoxylation of compounds with active hydrogen atoms or of fatty acid esters.Type: GrantFiled: October 4, 1993Date of Patent: July 23, 1996Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Wolfgang Breuer, Claudia Mai, Hans-Christian Raths, Elvira Scholz
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Patent number: 5326891Abstract: Novel hydrophobicized double-layer hydroxide compounds, processes for their production by reaction of double-layer hydroxides with aliphatic mono- and/or dicarboxylic acids, and their uses as alkoxylation catalysts for compounds containing active H atoms or for fatty acid esters.The hydrophobicized double-layer hydroxide compounds correspond to formula (I)(M(II).sub.1-x M(III).sub.x (OH).sub.2)A.sub.a B.sub.b * z H.sub.2 O (I)in whichM(II) is a divalent metal cation selected from the group consisting of magnesium, zinc, calcium, iron, cobalt, copper, cadmium, nickel and manganese;M(III) is a trivalent metal cation selected from the group consisting of aluminum, iron, chromium, manganese, bismuth and cerium;A is an equivalent of a monoanion of an aliphatic C.sub.2-34 monocarboxylic acid or an equivalent of a dianion of an aliphatic C.sub.Type: GrantFiled: April 29, 1993Date of Patent: July 5, 1994Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Wolfgang Breuer, Hans-Christian Raths
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Patent number: 5292910Abstract: A process for the catalyzed ethoxylation or propoxylation of compounds selected from the group consisting of organic compounds containing active H atoms, esters of fatty acids containing 2 to 22 carbon atoms with monoalkanols containing 1-22 carbon atoms with polyols containing 2 to 12 carbon atoms and 2 to 6 hydroxyl groups, wherein the improvement comprises the use as catalyst for the ethoxylation or propoxylation of hydrophobicized hydrotalcites corresponding to the general formula I:Mg.sub.x Al(OH).sub.y (CO.sub.3).sub.m (A).sub.n.zH.sub.2 O (I),in which A is selected from the group consisting of (i) a dianion of an aliphatic dicarboxylic acid containing 4 to 44 carbon atoms and (ii) two anions of aliphatic monocarboxylic acids containing 2 to 34 carbon atoms; 1<x<5; y.ltoreq.2x+2; {y+2(m+n)}=2x+3; m+n.ltoreq.0.5; m.gtoreq.0; and 0<z<10.Type: GrantFiled: December 2, 1992Date of Patent: March 8, 1994Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Hans-Christian Raths, Wolfgang Breuer, Klaus Friedrich, Klaus Herrmann
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Patent number: 3934174Abstract: A transfer switch for load-tap changers of the Jansen-type is provided with a non-linear surge voltage protective resistor forming a shunt across two taps of a tapped transformer winding and arranged in such a way that a breakdown of the resistor does not result in a short-circuit across the section of the tapped winding situated between the two taps.Type: GrantFiled: August 15, 1974Date of Patent: January 20, 1976Assignee: Maschinenfabrik Reinhausen Gebruder Scheubeck K.G.Inventors: Alexander Bleibtreu, Wolfgang Breuer, Hans-Henning Mieske