Patents Assigned to Leibniz-Institut fuer neue Materialien Gemeinnuetzige GmbH
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Patent number: 10005103Abstract: A method for producing finely structured surfaces, in particular in plastics, includes a) applying at least one coating compound on at least one substrate; b) forming a fine structure by a die, which has the negative of a fine structure, c) curing the resultant finely structured coating compound, obtaining a substantially cured coating; and d) separating the finely structured coating from the die, wherein steps d) and c) can also be carried out in the reverse order.Type: GrantFiled: July 6, 2011Date of Patent: June 26, 2018Assignee: Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbHInventors: Eduard Arzt, Elmar Kroner, Peter William de Oliveira, Ebru Devrim Sam, Florian Buesch, Dieter Urban, Reinhold Schwalm, Benedikt Blaesi, Michael Nitsche, Hannes Spiecker, Claas Mueller
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Patent number: 9966223Abstract: The invention relates to a device for correlative scanning transmission electron microscopy (STEM) and light microscopy. In order to create a device for correlative microscopy which enables an improved combination of light microscopy and STEM methods, a STEM detector (7) according to the invention is combined with a photo-optical lens (8). This detection device combines the efficient detection by means of STEM microscopy of materials having a high atomic number, for example specific nanoparticle markers in a specimen in a liquid, such as a cell, with simultaneous light microscopy.Type: GrantFiled: March 10, 2015Date of Patent: May 8, 2018Assignee: Leibniz-Institut Fuer Neue Materialien gemeinnuetzige GmbHInventor: Niels De Jonge
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Publication number: 20180051187Abstract: Composite pillar structures, in particular for adhesion to soft and rough surfaces, include in the longitudinal direction at least one region with lower elasticity modulus and at least one region with higher elasticity modulus. The region with lower elasticity modulus preferably includes an end face, wherein the two regions adjoin one another.Type: ApplicationFiled: March 17, 2016Publication date: February 22, 2018Applicant: Leibniz-Institut für Neue Materialien gemeinnützige GmbHInventors: René Hensel, Sarah Fischer, Eduard Arzt
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Publication number: 20170349764Abstract: Anisotropic zinc phosphate particles and zinc metal mixed phosphate particles having an orthorhombic crystal structure and a platelet-shaped particle morphology are obtained from a composition comprising at least one phosphate compound; at least one zinc compound and at least one chelate complexing agent having at least two oxygen-containing groups and at least one solvent.Type: ApplicationFiled: December 16, 2015Publication date: December 7, 2017Applicant: Leibniz-Institut für Neue Materialien gemeinnützige GmbHInventors: Sener Albayrak, Carsten Becker-Willinger, Dirk Bentz, Emilie Marie Perre
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Publication number: 20160305016Abstract: A method for producing patterned metallic coatings, includes an initiator composition having at least one active substance being added to a substrate. A precursor composition including at least one precursor compound for a metallic layer is applied to the initiator composition coating. A metallic layer is then deposited by the active substance. At least one composition is applied as an emulsion in order to obtain a patterning of the resultant metallic layer.Type: ApplicationFiled: December 4, 2014Publication date: October 20, 2016Applicant: Leibniz-Institut für Neue Materialien gemeinnützige GmbHInventors: Peter William de Oliveira, Tobias Dörr, Karsten Moh
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Patent number: 9371411Abstract: The invention relates to a composition for producing abrasion-resistant and alkali-resistant layers or molded bodies having a low-energy surface, said composition comprising a) a hardenable binder system containing at least one organic polymer or oligomer comprising at least one functional group, or a precursor thereof, b) at least one fluorine-containing polymer or oligomer containing at least one functional group that can react with a functional group of the binder system, and c) inorganic particles, and to the products thus obtained. The coatings and molded bodies obtained are especially suitable for surfaces to be kept clean.Type: GrantFiled: February 22, 2005Date of Patent: June 21, 2016Assignee: LEIBNIZ-INSTITUT FUER NEUE MATERIALIEN GEMEINNUETZIGE GMBHInventors: Ertugrul Arpac, Helmut Schmidt, Murat Akarsu
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Patent number: 9290678Abstract: A combination includes a first device and a second device, wherein both devices comprise at least one surface and the surface of the first device comprises at least one recess. At least one contact surface is formed when the surface of the first device attaches to the surface of the second device. By applying external pressure, the adhesion force between the two devices can be switched back and forth between at least two states.Type: GrantFiled: December 15, 2010Date of Patent: March 22, 2016Assignee: Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbHInventors: Eduard Arzt, Robert McMeeking
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Publication number: 20150344755Abstract: A surface with selectable adhesion is achieved by a shape memory alloy that is at least partly coated with a polymer forming a surface structure, thus allowing the adhesion force of the surface to be controlled.Type: ApplicationFiled: December 19, 2013Publication date: December 3, 2015Applicant: Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbHInventors: Andreas Simon Schneider, Elmar Kroner, Jessica Kaiser, Mareike Frensemeier, Eduard Arzt
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Publication number: 20150267244Abstract: Detection of endotoxins and/or 1,3-?-D-glucans in a sample includes making contact with the sample using an amoebocyte lysate and at least one type of particles having a surface made of at least one metal or metalloid oxide. This makes it possible to considerably increase the sensitivity of lysate detection.Type: ApplicationFiled: October 24, 2013Publication date: September 24, 2015Applicant: Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbHInventors: Melanie Kucki, Annette Kraegeloh
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Patent number: 9063280Abstract: A method for producing coatings having anti-reflection properties uses a compound comprising at least one type of nanoparticle and at least one solvent. The compound is applied to a substrate and treated at various temperatures. Anti-reflection coatings can be obtained on temperature-sensitive materials such as PMMA or PET.Type: GrantFiled: July 6, 2010Date of Patent: June 23, 2015Assignee: Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbHInventors: Peter William de Oliveira, Mohammad Jilavi, Sakthivel Shanmugasundaram, Michael Veith
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Patent number: 9051470Abstract: A method for producing thin films, particularly for coating surfaces includes a) adding surface-active substances to flowable compositions comprising nanoscale inorganic particulate solids having polymerizable and/or polycondensable organic surface groups; b) forming one or more thin films stabilized by the accumulation of the surface-active substances at the interface(s), the forming of one or more thin films taking place through the generation of bubbles, foam, through the formation of minimal surfaces and/or through the wetting of surfaces; and c) solidifying the films by polymerization and/or polycondensation.Type: GrantFiled: July 15, 2010Date of Patent: June 9, 2015Assignee: Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbHInventors: Peter William de Oliveira, Michael Veith
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Patent number: 8911834Abstract: The invention relates to a coating composition consisting of an oxide compound. The invention also relates to a method for producing a coating composition consisting of an oxide compound and to a method for coating substrates composed of metal, semiconductor, alloy, ceramic, quartz, glass or glass-type materials with coating compositions of this type. The invention further relates to the use of a coating composition according to the invention for coating metal, semiconductor, alloy, ceramic, quartz, glass and/or glass-type substrates.Type: GrantFiled: November 4, 2008Date of Patent: December 16, 2014Assignee: Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbHInventors: Oral Cenk Aktas, Michael Veith, Sener Albayrak, Benny Siegert, Yann Patrick Wolf
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Patent number: 8680179Abstract: The invention provides a composite composition comprising a cationically polymerizable organic resin, a cationic photoinitiator, a hydrolysate and/or condensate of at least one hydrolysable silane compound and inorganic nanoparticles. The composite composition is suitable for the preparation of patterned moulded articles or substrates having a patterned coating, in particular by photolithography. Micropatterns obtained show improved properties, such as a high shape stability and an excellent elastic modulus.Type: GrantFiled: July 11, 2007Date of Patent: March 25, 2014Assignees: Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbH, Canon Kabushiki KaishaInventors: Etsuko Hino, Mitsutoshi Noguchi, Norio Ohkuma, Yoshikazu Saito, Carsten Becker-Willinger, Pamela Kalmes, Michael Veith
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Patent number: 8535796Abstract: A polymerizable composite composition comprising a) a hydrolysate and/or condensate of at least one hydrolysable alkylsilane having at least one alkyl group, at least one hydrolysable arylsilane having at least one aryl group or at least one hydrolysable alkylarylsilane having at least one alkylaryl group, and at least one hydrolysable silane containing an epoxy group, b) at least one organic compound having at least 2 epoxy groups, and c) a cationic initiator, is suitable to provide, upon curing, substrates with a patterned coating or patterned molded articles. The patterned coatings and molded articles obtained show high relaxation ability, high chemical resistance and mechanical stability. Micropatterns can be obtained with high stability of shape.Type: GrantFiled: January 20, 2006Date of Patent: September 17, 2013Assignees: Leibniz-Institut fuer Neue Materialien Gemeinnuetzige GmbH, Canon Kabushiki KaishaInventors: Carsten Becker-Willinger, Pamela Kalmes, Helmut Schmidt, Etsuko Hino, Mitsutoshi Noguchi, Yoshikazu Saito, Norio Ohkuma
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Publication number: 20130236732Abstract: A method for producing metal structures includes an initiator composition comprising a photocatalytic substance being applied to a substrate. A precursor composition that can be reduced to a metal by the photocatalytic activity of the nanodusts is applied to the layer. A structure template is then applied, partially displacing the precursor composition, and then the substrate is illuminated. Structured metal structures are thus generated.Type: ApplicationFiled: November 23, 2011Publication date: September 12, 2013Applicant: Leibniz-Institut Fuer Neue Materialien gemeinnuetzige GmbHInventors: Peter William de Oliveira, Karsten Moh, Eduard Arzt
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Publication number: 20130236708Abstract: A process for producing metallic structures includes an initiator composition comprising photocatalytic nanorods being applied to a substrate. A precursor composition is applied to the layer, and is reduced to form a metal by the photocatalytic activity of the nanorods. High-resolution metallic structures can be obtained by structured exposure.Type: ApplicationFiled: November 23, 2011Publication date: September 12, 2013Applicant: Leibniz-Institut Fuer Neue Materialien gemeinnuetzige GmbHInventors: Karsten Moh, Peter William de Oliveira, Sarah Schumacher, Eduard Arzt
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Patent number: 8497051Abstract: A composition for producing optical elements having a gradient structure, particularly for holographic applications, is formed by a refractive index gradient. The composition is produced from one or more polymerizable and/or polycondensable monomers and at least one biological polymer. A potential difference is generated for the directed diffusion of the monomers by inducing a local polymerization or polycondensation. The result is the formation of a refractive index gradient.Type: GrantFiled: December 21, 2009Date of Patent: July 30, 2013Assignee: Leibniz-Institut fuer Neue Materialien Gemeinnuetzige GmbHInventors: Peter William de Oliveira, Michael Veith, Peter Koenig, Jenny Kampka, Anette Kraegeloh
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Publication number: 20130101836Abstract: A substrate comprises a coating for converting radiation energy into heat, the coating comprising a one-dimensional composite structure. The coatings can be used in particular as absorbers, for example for solar collectors.Type: ApplicationFiled: July 8, 2011Publication date: April 25, 2013Applicant: Leibniz-Institut Fuer Neue Materialien gemeinnuetzige GmbHInventors: Oral Cenk Aktas, Michael Veith, Cagri Kaan Akkan, Juseok Lee, Marina Martinez Miró
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Publication number: 20130059132Abstract: A laminate includes two substrates that are connected by means of a bonding layer, the bonding layer enabling a one-dimensional composite structure. This enables a purely inorganic compound of different materials and a significantly improved connection when using adhesives.Type: ApplicationFiled: May 25, 2011Publication date: March 7, 2013Applicant: Leibniz-Institut fuer neue Materialien gemeinnuetzige GmbHInventors: Oral Cenk Aktas, Michael Veith, Juseok Lee, Hakima Smail, Marina Martinez Miró
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Patent number: 8389592Abstract: Optical elements, in particular for holographic applications, have a gradient structure formed by a refractive index gradient and include one or more organic polymers and at least one ionic liquid.Type: GrantFiled: February 11, 2009Date of Patent: March 5, 2013Assignee: Leibniz-Institut fuer Neue Materialien Gemeinnuetzige GmbHInventors: Peter William de Oliveira, Michael Veith, Peter Rogin, Hechun Lin, Marcus Geerkens