Patents Assigned to Nanogate AG
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Patent number: 10385470Abstract: The invention relates to a process for treating an anodically oxidized surface of aluminum or an aluminum alloy by means of a wet chemical process, wherein the surface of aluminum or the aluminum alloy is pretreated, anodically oxidized, flushed and partially subjected to hot compacting. The present invention also relates to a corresponding aluminum surface obtainable, in particular, with the aid of the process according to the invention.Type: GrantFiled: March 21, 2013Date of Patent: August 20, 2019Assignee: Nanogate AGInventors: Rolf Danzebrink, Anne Danzebrink, Tanja Geyer, Markus Koch
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Publication number: 20150034487Abstract: The invention relates to a process for treating an anodically oxidized surface of aluminum or an aluminum alloy by means of a wet chemical process, wherein the surface of aluminum or the aluminum alloy is pretreated, anodically oxidized, flushed and partially subjected to hot compacting. The present invention also relates to a corresponding aluminum surface obtainable, in particular, with the aid of the process according to the invention.Type: ApplicationFiled: March 21, 2013Publication date: February 5, 2015Applicant: Nanogate AGInventors: Rolf Danzebrink, Anne Danzebrink, Tanja Geyer, Markus Koch
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Patent number: 7985798Abstract: The present invention relates to a composition comprising at least one fluorosilane and at least one aminosilane, a condensation product of said fluorosilane and said aminosilane, and a surface protective agent made thereof.Type: GrantFiled: October 18, 2006Date of Patent: July 26, 2011Assignees: Nanogate AG, Dow Corning Ltd.Inventors: Rolf Danzebrink, Lucia Zimmermann, Derek William Butler, Peter Cheshire Hupfield
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Patent number: 7858178Abstract: The invention relates to an electrodeposited metal layer on a substrate with embedded particles, especially inorganic particles, which have a silicate coating, and to the use of such layer for coating machine parts.Type: GrantFiled: November 13, 2006Date of Patent: December 28, 2010Assignee: Nanogate AGInventors: Jürgen Sander, Wolfgang Ludt
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Publication number: 20100009166Abstract: The invention relates to a dispersed electret finish, a process for preparing an electret coating, the electret coating resulting therefrom, and the use of the electret coating for finishing textiles and carpets or for preparing filters, for example, air and liquid filters or cigarette filters, sensors, condenser microphones, data memories or membranes.Type: ApplicationFiled: September 10, 2007Publication date: January 14, 2010Applicant: NANOGATE AGInventors: Salah Bendjaballah, Sylvia Klausnitzer
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Patent number: 7579074Abstract: The present invention relates to an aqueous colloidal gold solution, comprising (a) nano-particular gold particles, (b) a compound having a polar tertiary amino group conjugated via a hydrophobic aromatic residue with a weaker alkaline group, and (c) a stabilizer comprising a mercapto group (—SH) and an acidic group, in particular a sulfonic acid group (—SO3?). This gold solution uses an ecologically compatible medium and is suited in an especial manner or writing and for printing, also for inkjet printers, since it has a long-term storage life and generates an attractive metal-like gold sheen.Type: GrantFiled: March 15, 2007Date of Patent: August 25, 2009Assignee: Nanogate AGInventors: Michael Berkei, Maren Korsten, Fernando Ibarra, Stephan Haubold
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Publication number: 20090186240Abstract: The present invention relates to a chemical nickel bath containing precious metal ions, a process for preparing a chemically deposited nickel coat containing a precious metal, the thus produced nickel coat, and the use thereof.Type: ApplicationFiled: April 26, 2007Publication date: July 23, 2009Applicant: NANOGATE AGInventors: Jürgen Sander, Wolfgang Ludt
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Publication number: 20090061230Abstract: The present invention relates to a process for the production of titanium-containing oxide particles having an average primary particle size of 25 nm or less, which comprises the reaction of a hydrolysable halide-containing titanium compound with water in a reaction mixture comprising a polyol, and the particles obtainable thereby. The claimed method is suitable for an industrial upscale and allows the formation of concentrated stable and transparent dispersions in water without the aid of dispersing agents such as surfactants.Type: ApplicationFiled: November 2, 2004Publication date: March 5, 2009Applicant: NANOGATE AGInventors: Michael Berkei, Helga Bettentrup
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Publication number: 20080281054Abstract: The present invention relates to a composition comprising at least one fluorosilane and at least one aminosilane, a condensation product of said fluorosilane and said aminosilane, and a surface protective agent made thereof.Type: ApplicationFiled: October 18, 2006Publication date: November 13, 2008Applicants: NANOGATE AG, DOW CORNING LTD.Inventors: Rolf Danzebrink, Lucia Zimmermann, Derek William Butler, Peter Cheshire Hupfield
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Publication number: 20080254280Abstract: The invention relates to an electrodeposited metal layer on a substrate with embedded particles, especially inorganic particles, which have a silicate coating, and to the use of such layer for coating machine parts.Type: ApplicationFiled: November 13, 2006Publication date: October 16, 2008Applicant: NANOGATE AGInventors: Jurgen Sander, Wolfgang Ludt
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Publication number: 20080078453Abstract: The invention relates to a metallic valve, characterized in that the valve disk and/or the valve seat has a ceramic coating with a layer thickness within a range of from 10 to 1000 nm.Type: ApplicationFiled: September 29, 2006Publication date: April 3, 2008Applicant: NANOGATE AGInventor: Jurgen Sander
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Patent number: 7342201Abstract: A ceramic heating element arrangement in which a ceramic heating element made of SiC having electrical NTC (negative temperature coefficient) properties is provided for a circuit. At least one segment is provided in the circuit, whose resistance saturates at least quasi-asymptotically at the current flow required for a desired heat development.Type: GrantFiled: November 25, 2000Date of Patent: March 11, 2008Assignee: Nanogate AGInventors: Martin Heuberger, Michael Kuntz, Rüdiger Nass