Patents by Inventor Peter Gansen
Peter Gansen 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: 9217074Abstract: Molding compositions are provided that include a) one or more polyisocyanates, b) one or more polyols, c) one or more catalysts catalyzing the reaction between polyisocyanate and polyol, d) one or more pyrogenically produced oxides of a metal or of a metalloid, and e) at least one or more siloxanes.Type: GrantFiled: October 4, 2013Date of Patent: December 22, 2015Assignees: EVONIK INDUSTRIES AG, TECHNOGEL GMBHInventors: Martin Glos, Jochen Kleinen, Joachim Venzmer, Peter Gansen, Matthias Ausmeier, Frank Stefan Klingebiel
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Publication number: 20140174849Abstract: The invention relates to the use of expandable graphite having a starting temperature greater than or equal to 150° C. for increasing the sound absorption within a sound absorption foam material foamed with the expandable graphite, wherein the foam material is a polyurethane foam material. An associated sound absorber having a sound absorption foam material made of a polyurethane integral foam or polyurethane flexible foam, which is open-cell at least in the core region thereof, has a density greater than or equal to 120 g/l and a content of at least 5 wt % of expandable graphite to 100 parts by weight of isocyanate-reactive components, in particular polyol. The sound absorber can preferably be used for sound absorption in engine compartments of motor vehicles. The sound absorber can also be used very advantageously inside relatively complex components and in the design-dependent cavities of machines.Type: ApplicationFiled: July 13, 2012Publication date: June 26, 2014Applicant: OTTO BOCK SCHAUMSYSTEME GMBHInventor: Peter Gansen
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Publication number: 20140100314Abstract: Molding compositions are provided that include a) one or more polyisocyanates, b) one or more polyols, c) one or more catalysts catalysing the reaction between polyisocyanate and polyol, d) one or more pyrogenically produced oxides of a metal or of a metalloid, and e) at least one or more siloxanes.Type: ApplicationFiled: October 4, 2013Publication date: April 10, 2014Applicants: TECHNOGEL GMBH, EVONIK INDUSTRIES AGInventors: Martin Glos, Jochen Kleinen, Joachim Venzmer, Peter Gansen, Matthias Ausmeier, Frank Stefan Klingebiel
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Patent number: 8657986Abstract: A method for producing an active substance-containing polyurethane plaster for transdermal application is described, said plaster containing at least one active substance at a highly accurate declared dose. In the described method, a solvent-free active substance-containing polyurethane is produced by reactively coating a solvent-free active substance-containing polyurethane material (40), which is mixed in a coating unit (60) immediately before or during the application process, onto an elastic backing foil (20) that has been rendered non-extensible at least in the direction in which the applied polyurethane material is processed by means of a supporting, adhering auxiliary foil (30) which is at least mono-axially non-extensible.Type: GrantFiled: November 26, 2009Date of Patent: February 25, 2014Assignee: Otto Bock PUR LifeScience GmbHInventors: Peter Gansen, Michael Dittgen, Ingeborg Steinfatt-Hoffmann, Christian Schulte, Juergen Henze
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Publication number: 20110229677Abstract: A method for producing an active substance-containing polyurethane plaster for transdermal application is described, said plaster containing at least one active substance at a highly accurate declared dose. In the described method, a solvent-free active substance-containing polyurethane is produced by reactively coating a solvent-free active substance-containing polyurethane material (40), which is mixed in a coating unit (60) immediately before or during the application process, onto an elastic backing foil (20) that has been rendered non-extensible at least in the direction in which the applied polyurethane material is processed by means of a supporting, adhering auxiliary foil (30) which is at least mono-axially non-extensible.Type: ApplicationFiled: November 26, 2009Publication date: September 22, 2011Inventors: Peter Gansen, Michael Dittgen, Ingeborg Steinfatt-Hoffmann, Christian Chulte, Juergen Henze
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Patent number: 7576137Abstract: A polyurethane molding is composed of at least two different polyurethane materials, namely of a polyurethane gel and a polyurethane foam. The foam and the gel are arranged in layers one above another so that both materials act together as spring or damping element with respect to a load in the transverse direction. These moldings may preferably be used as seat cushions.Type: GrantFiled: November 29, 2000Date of Patent: August 18, 2009Assignee: Technogel GmbH & Co. KGInventors: Peter Gansen, Massimo Losio
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Publication number: 20040234726Abstract: The invention relates to polyurethane gel materials containing finely-dispersed phase change materials (PCMs), (e.g. crystalline saturated hydrocarbons). Said materials permit a thermal regulation by means of thermal absorption and thermal dissipation in the phase transition range of the PCMs, which becomes apparent in terms of improved comfort in the use of the novel material for shoe soles, bicycle saddles, chair cushions or similar.Type: ApplicationFiled: January 16, 2004Publication date: November 25, 2004Inventors: Barbara Pause, Adolf Stender, Peter Gansen
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Publication number: 20040229996Abstract: The sprayed polyurethane foil can be demolded rapidly and easily, and has very good tensile strain at break and tear propagation resistance. In essence, the improvements in properties are brought about via a proportion of fumed silica and the omission of amine initiators.Type: ApplicationFiled: March 4, 2004Publication date: November 18, 2004Inventors: Peter Gansen, Guido Hagel
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Publication number: 20040098806Abstract: The invention relates to a shaped body, in particular for a seat cushion, having a lower, supporting gel layer (2) which forms a lower covering surface (1), consists of a polyurethane gel and, on its upper side, has integral supports (3) which are spaced apart from one another via expansion channels (4) and on which a polyurethane foam layer (6) rests, the upper side (5) of which layer is covered by an upper covering (7).Type: ApplicationFiled: November 19, 2003Publication date: May 27, 2004Inventors: Adolf Stender, Peter Gansen
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Publication number: 20040058163Abstract: The composite material made from a polyurethane gel and coarse-grain solid particles distributed therein may be made to be visually appealing and at the same time facilitates utilization of the properties of a polyurethane gel in a novel composite material. The particles consist of cork, foam, textile materials etc.Type: ApplicationFiled: July 11, 2003Publication date: March 25, 2004Inventors: Peter Gansen, Zeev Biro, Adolf Stender
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Publication number: 20030088019Abstract: Polyurethane gel materials comprising finely divided Phase Change Materials (PCMs)—for example crystalline saturated hydrocarbons—facilitate heat regulation due to heat absorption and heat release in the phase transition range of the PCM, which improves comfort when using the gel material in items such as shoe soles, bicycle seats, chair cushions and the like.Type: ApplicationFiled: July 19, 2002Publication date: May 8, 2003Inventors: Barbara Pause, Adolf Stender, Peter Gansen
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Publication number: 20020031659Abstract: The composite material made from a polyurethane gel and coarse-grain solid particles distributed therein may be made to be visually appealing and at the same time facilitates utilization of the properties of a polyurethane gel in a novel composite material. The particles consist of cork, foam, textile materials etc.Type: ApplicationFiled: May 18, 2001Publication date: March 14, 2002Applicant: Otto Bock Orthopadische Industrie Gmbh & Co.Inventors: Peter Gansen, Zeev Biro, Adolf Stender
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Patent number: 6346559Abstract: A polyurethane foam and associated production process, in particular flexible to semi-hard block foams or soft molded foams, using polyesters or polyethers as polyols. A carbamate, or a mixture of carbamates, is used simultaneously as propellant and as catalyst, wherein the carbamate or the carbamates have the general Formula I wherein: R1 and R2 represent the same or different alkyl radicals, R3 and R4 represent the same or different radicals and denote hydrogen or alkyl radicals, R5 denotes hydrogen, an alkanol radical, a polyether monool radical or the alkyl radical, characterized by X and n represents 2 or 3.Type: GrantFiled: November 3, 2000Date of Patent: February 12, 2002Assignee: Otto Bock Schaumstoffwerke GmbH & Co. KGInventors: Karl-Heinz Thiele, Peter Gansen
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Patent number: 6326412Abstract: The present invention relates to a polyurethane foam and associated production process, in particular a polyurethane integral foam and associated production process, whereby a carbamate or a mixture of carbamates is used simultaneously as propellant and as catalyst, and the carbamate or the carbamates have the general Formula I: wherein: R1 and R2 represent the same or different alkyl radicals, R3 and R4 represent the same or different radicals and denote hydrogen or alkyl radicals, R5 denotes hydrogen, an alkanol radical, a polyether monool radical or the radical characterized by X, n represents 2 or 3.Type: GrantFiled: November 3, 2000Date of Patent: December 4, 2001Assignee: Otto Bock Schaumsysteme GmbH & Co. KGInventors: Hans Weber, Peter Gansen
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Publication number: 20010018466Abstract: A polyurethane molding is composed of at least two different polyurethane materials, namely of a polyurethane gel and a polyurethane foam. The foam and the gel are arranged in layers one above another so that both materials act together as spring or damping element with respect to a load in the transverse direction. These moldings may preferably be used as seat cushions.Type: ApplicationFiled: November 29, 2000Publication date: August 30, 2001Applicant: TechnoGel GmbH & Co. KGInventors: Peter Gansen, Massimo Losio
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Patent number: 6005016Abstract: The present invention is directed to a rigid, molded foam produced by reacting: a) one or more organic polyisocyanates, with b) a polyol blend comprising i) 100 parts by weight of a mixture comprising: 1) from 30 to 80 parts by weight of one or more polyethers having hydroxy functionalities of 2 or 3 and molecular weights of from about 1,000 to about 8,000, the polyethers further being characterized as containing no nitrogen atoms and not being filled polyethers, 2) from 10 to 50 parts by weight of one or more adducts of toluene diamine and an alkylene oxide, the adduct having a molecular weight of from about 350 to about 700, 3) from 0 to 15 parts by weight of one or more di- or trialkanol amines, with the amounts of components 1), 2) and 3) totaling 100 parts, and c) from about 0.1 to about 4 parts by weight per 100 parts by weight of component b) of a silicone cell-opening surfactant and d) from 1 to 7 parts by weight of water, and e) from 0.Type: GrantFiled: October 6, 1998Date of Patent: December 21, 1999Assignee: Bayer CorporationInventors: Neil H. Nodelman, David D. Steppan, John W. Jenny, Peter Gansen
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Patent number: 5750583Abstract: The present invention is directed to a process for the preparation of a molded product. The method requires the introduction of a polyurethane foam forming reaction mixture into a mold. The present invention is directed to the use of a specific semi-rigid foam formulation which avoid problems associated with void formation in instrument panels.Type: GrantFiled: May 28, 1997Date of Patent: May 12, 1998Assignee: Bayer CorporationInventors: Peter Gansen, James R. Gricar
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Patent number: 5416125Abstract: The present invention relates to a process for the production of semi-rigid foams containing urethane groups which exhibit very good flow properties during the production process. These semi-rigid foams are produced by reacting a reaction mixture of:1) polyisocyanates,2) organic compounds containing at least two isocyanate-reactive hydrogen atoms and having a molecular weight in the range from 400 to 10,000, and3) water and/or organic blowing agents.In particular, the polyisocyanates comprise a mixture of:a) 55 to 87% by weight, based on 100% by weight of the mixture, of 4,4'-diphenylmethane diisocyanate,b) 8 to 40% by weight, based on 100% by weight of the mixture, of 2,4'-diphenylmethane diisocyanate,c) 0.1 to 4% by weight, based on 100% by weight of the mixture, of 2,2'-diphenylmethane diisocyanate, andd) 5 to 35% by weight, based on 100% by weight of the mixture, of polyphenyl polymethylene polyisocyanates.Type: GrantFiled: October 19, 1994Date of Patent: May 16, 1995Assignee: Bayer AktiengesellschaftInventors: Ulrich Liman, Peter Gansen
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Patent number: 5369138Abstract: The present invention is directed to a process for the preparation of molded cold-cure polyurethane flexible foams. The process requires the use of aromatic polyisocyanates, a specifed mixture of polyether polyols which have specified ethylene oxide contents and a specified amount of water as blowing agent. The reaction is conducted in a closed mold at an isocyanate index of from 80 to 120.Type: GrantFiled: February 4, 1993Date of Patent: November 29, 1994Assignee: Bayer AktiengesellschaftInventor: Peter Gansen
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Patent number: 5145882Abstract: The present invention relates to a process for the preparation of low-density flexible polyurethane foams comprising reacting, in a closed mold, a mixture comprising polyisocyanates; compounds containing at least two isocyanate-reactive hydrogen atoms and having a molecular weight in the range from about 400 to about 10,000; water as blowing agent; optionally, compounds containing at least two isocyanate-reactive hydrogen atoms and having a molecular weight in the range from 32 to 399 as chain-extending and crosslinking agents; and optionally, one or more known auxiliaries and additives, wherein one or more of the reaction mixture components is heated before foaming to a temperature of at least 40.degree. C.Type: GrantFiled: May 28, 1991Date of Patent: September 8, 1992Assignee: Bayer AktiengesellschaftInventors: Reinhard Samaritter, Peter Gansen, Klaus Seel