Patents by Inventor Ralf Anselmann
Ralf Anselmann 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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Publication number: 20220376180Abstract: The present invention is directed to a method for preparing a device, the method comprising: forming a first layer on top of a first electrode, the layer comprising a metal oxide that is formed by the deposition of a metal oxide precursor composition that can be directly patterned by means of exposure to electromagnetic radiation to form a patterned metal oxide layer, optionally forming a second electrode over the first device layer, wherein the method further includes optionally forming a layer comprising quantum dots on top of the first layer or after formation of the first layer, and to a device comprising a first layer comprising a metal oxide prepared by the method of the invention.Type: ApplicationFiled: May 23, 2018Publication date: November 24, 2022Applicant: Evonik Operations GmbHInventors: Jürgen Steiger, Alexey Merkulov, Ralf Anselmann, Gerhard Renner
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Publication number: 20220033971Abstract: The present invention is directed to process for preparing a device comprising a first layer and a first electrode, the method comprising forming the first layer over a first electrode by applying a liquid anhydrous composition comprising at least one metal oxo alkoxide and at least one solvent, onto a surface, the surface being selected from the surface of the first electrode or the surface of a layer being located over the first electrode, optionally drying the composition, and converting the composition to a metal oxide-containing first layer, and forming a second electrode over the first device layer, wherein the method further includes forming a layer comprising quantum dots over the first electrode before or after the formation of the first layer and to the device itself.Type: ApplicationFiled: May 23, 2018Publication date: February 3, 2022Applicant: Evonik Operations GmbHInventors: Jürgen Steiger, Alexey Merkulov, Ralf Anselmann, Gerhard Renner
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Patent number: 10479722Abstract: The present invention, relates, to a process, for producing structured coatings, in which a coating composition comprising at least one inorganic binder, at least one oxide pigment which, after addition of a mixture consisting of 15 ml of 1 M oxalic acid and 15 ml of 20% aqueous hydrochloric acid based on 1 g of substance, under standard conditions, leads to a temperature rise of at least 4° C., and at least one solvent is applied to a substrate, the resulting coating composition film is partially coated with a photoresist and the substrate coated with the coating composition and the photoresist is treated with an acid, to the structured layers obtainable by the process and to the use thereof.Type: GrantFiled: September 1, 2015Date of Patent: November 19, 2019Assignee: Evonik Degussa GmbHInventors: Ralf Anselmann, Christian Brinkmoeller, Arne Hoppe, Sonja Merkulov, Gerhard Renner
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Publication number: 20170305784Abstract: The present invention, relates, to a process, for producing structured coatings, in which a coating composition comprising at least one inorganic binder, at least one oxide pigment which, after addition of a mixture consisting of 15 ml of 1 M oxalic acid and 15 ml of 20% aqueous hydrochloric acid based on 1 g of substance, under standard conditions, leads to a temperature rise of at least 4° C., and at least one solvent is applied to a substrate, the resulting coating composition film is partially coated with a photoresist and the substrate coated with the coating composition and the photoresist is treated with an acid, to the structured layers obtainable by the process and to the use thereof.Type: ApplicationFiled: September 1, 2015Publication date: October 26, 2017Applicant: Evonik Degussa GmbHInventors: Ralf ANSELMANN, Christian BRINKMOELLER, Arne HOPPE, Sonja MERKULOV, Gerhard RENNER
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Publication number: 20170298250Abstract: The present invention relates to a liquid coating composition comprising i) at least one inorganic binder of the generic formula SiaR1bOc(OR2)d with a?2, b?0, c?1, d?5 and R1 and R2=organic radical, ii) at least one solvent and iii) at least one oxide pigment which, after addition of a mixture consisting of 15 ml of 1 M oxalic acid and 15 ml of 20% aqueous hydrochloric acid, based on 1 g of substance, under standard conditions, leads to a temperature rise of at least 4° C., to processes for preparation thereof and to the use thereof.Type: ApplicationFiled: August 25, 2015Publication date: October 19, 2017Applicant: Evonik Degussa GmbHInventors: Ralf ANSELMANN, Markus HALLACK, Arne HOPPE, Sonja MERKULOV, Holger PFEIFER, Gerhard RENNER
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Publication number: 20120010300Abstract: The present invention relates to effect pigments based on thin glass flakes and to a method for the production of such pigments. The resulting pigment can be used in any application for which pearlescent pigments have been heretofore used such as, for example, in plastics, paints, inks, cosmetic formulations, coatings including solvent or waterborne automotive paint systems, powder coatings, inks and agriculture foils.Type: ApplicationFiled: September 23, 2011Publication date: January 12, 2012Inventors: Ralf ANSELMANN, Klaus Ambrosius, Marcus Mathias
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Patent number: 7887849Abstract: The invention relates to a pigment mixture consisting of at least two constituents, constituent A being uncoated, monocoated or multicoated glass lamellae, and constituent B being nacreous pigments based on phyllosilicates, SiO2 lamellae, Fe2O3 lamellae or Al2O3 lamellae. The invention also relates to the use of said pigment mixture, inter alia, in paints, dyes, especially printing inks, plastics, powder paints, pastes and cosmetic formulations.Type: GrantFiled: June 30, 2005Date of Patent: February 15, 2011Assignee: Merck Patent GmbHInventors: Dieter Heinz, Ralf Anselmann, Klaus Boehm, Sabine Schoen
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Publication number: 20100255047Abstract: The present invention relates to effect pigments based on thin glass flakes and to a method for the production of such pigments. The resulting pigment can be used in any application for which pearlescent pigments have been heretofore used such as, for example, in plastics, paints, inks, cosmetic formulations, coatings including solvent or waterborne automotive paint systems, powder coatings, inks and agriculture foils.Type: ApplicationFiled: June 16, 2010Publication date: October 7, 2010Inventors: Ralf ANSELMANN, Klaus Ambrosius, Marcus Mathias
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Patent number: 7604862Abstract: The present invention relates to multilayer pigments based on glass flakes and to a method for the production of such pigments. The resulting pigment can be used in any application for which pearlescent pigments have been heretofore used such as, for example, in plastics, paints, inks, cosmetic formulations, coatings including solvent or waterborne automotive paint systems, powder coatings, inks and agriculture foils, for the laser-marking of papers and plastics.Type: GrantFiled: July 1, 2002Date of Patent: October 20, 2009Assignee: Merck Patent Gesellschaft mit beschrankter HaftungInventors: Klaus Ambrosius, Ralf Anselmann, Sabine Schoen
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Publication number: 20090238747Abstract: The invention relates to a method for producing (semi)metal oxides and hydroxides, such as Si02, Ti02, Zr02, Zn0 and other (semi)metal salts such as BaSO4, which can be produced by emulsion precipitation in the form of nanoparticles from an aqueous solution. The invention also relates to the use of the same.Type: ApplicationFiled: November 11, 2005Publication date: September 24, 2009Inventors: Matthias Koch, Ralf Anselmann
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Publication number: 20080305184Abstract: The invention relates to a pigment mixture consisting of at least two constituents, constituent A being uncoated, monocoated or multicoated glass lamellae, and constituent B being nacreous pigments based on phyllosilicates, SiO2 lamellae, Fe2O3 lamellae or Al2O3 lamellae. The invention also relates to the use of said pigment mixture, inter alia, in paints, dyes, especially printing inks, plastics, powder paints, pastes and cosmetic formulations.Type: ApplicationFiled: June 30, 2005Publication date: December 11, 2008Inventors: Dieter Heinz, Ralf Anselmann, Klaus Boehm, Sabine Schoen
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Publication number: 20080093586Abstract: The invention relates to the use of statistical copolymers containing at least one structural unit with hydrophobic radicals and at least one structural unit with hydrophilic radicals as dispersants for producing dispersions with an incompatible disperse and continuous phase, in particular, for dispersing particles with a hydrophilic surface in oils, dispersions or powder compositions, containing statistical copolymers and particles with a hydrophilic surface. The invention also relates to methods for producing these statistical copolymers.Type: ApplicationFiled: August 3, 2005Publication date: April 24, 2008Inventors: Matthias Koch, Ralf Anselmann
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Patent number: 7303622Abstract: The present invention relates to lustrous black interference pigments based on a substrate mixture, characterised in that it has (A) a coating of Fe3O4 (B) a colorless coating consisting of one or more layers each having a refractive index of n?1.8, (C) optionally a coating with an absorbent, high-refractive-index material which only covers part of the surface, and optionally (D) an outer protective layer, and to the use thereof in paints, coatings, powder coatings, printing inks, plastics, ceramic materials, glasses, for the laser marking of papers and plastics, in cosmetic formulations and for the preparation of pigment compositions and dry preparations.Type: GrantFiled: October 1, 2004Date of Patent: December 4, 2007Assignee: Merck Patent Gesellschaft mit beschrankter HaftungInventors: Manuela Loch, Nicole Schupp, Ralf Anselmann, Lilia Heider
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Publication number: 20070212487Abstract: The present invention relates to effect pigments based on thin glass flakes and to a method for the production of such pigments. The resulting pigment can be used in any application for which pearlescent pigments have been heretofore used-such as, for example, in plastics, paints, inks, cosmetic formulations, coatings including solvent or waterborne automotive paint systems, powder coatings, inks and agriculture foils.Type: ApplicationFiled: March 1, 2007Publication date: September 13, 2007Inventors: Ralf Anselmann, Klaus Ambrosius, Marcus Mathias
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Patent number: 7241502Abstract: The invention relates to mouldings having an optical effect which essentially consist of core/shell particles whose shell forms a matrix and whose core is essentially solid and has an essentially monodisperse size distribution, where a difference exists between the refractive indices of the core material and of the shell material. The mouldings are characterized in that they are obtainable by a process in which the core/shell particles are heated to a temperature at which the shell is flowable, and the flowable core/shell particles are subjected to the action of a mechanical force.Type: GrantFiled: August 21, 2002Date of Patent: July 10, 2007Assignee: Merck PatentgesellschaftInventors: Ralf Anselmann, Holger Winkler, G. P. Hellmann, Tillmann Ruhl, Günther Vulpius, Harald Dörr
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Patent number: 7226503Abstract: The present invention relates to effect pigments based on thin glass flakes and to a method for the production of such pigments. The resulting pigment can be used in any application for which pearlescent pigments have been heretofore used such as, for example, in plastics, paints, inks, cosmetic formulations, coatings including solvent or waterborne automotive paint systems, powder coatings, inks and agriculture foils.Type: GrantFiled: April 11, 2002Date of Patent: June 5, 2007Assignee: Merck Patent GmbHInventors: Ralf Anselmann, Klaus Ambrosius, Marcus Mathias
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Patent number: 7186460Abstract: The invention relates to core-shell particles comprising a shell which forms a matrix, and a core which is essentially solid and has an essentially monodisperse size distribution, the refractive index of the core material being different from that of the shell material. The invention especially relates to the use of said particles for producing sensors for detecting mechanical forces and sensors having an optical effect, essentially consisting of core-shell particles comprising a shell which forms a matrix and a core which is essentially solid and has an essentially monodisperse size distribution, the refractive index of the core material being different from that of the shell material. The inventive particles are characterised in that at least one contrast material is stored in the matrix.Type: GrantFiled: January 7, 2003Date of Patent: March 6, 2007Assignee: Merck Patent GmbHInventors: Holger Winkler, Ralf Anselmann
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Publication number: 20060070552Abstract: The present invention relates to lustrous black interference pigments based on a substrate mixture, characterised in that it has (A) a coating of Fe3O4 (B) a colourless coating consisting of one or more layers each having a refractive index of n?1.8, (C) optionally a coating with an absorbent, high-refractive-index material which only covers part of the surface, and optionally (D) an outer protective layer, and to the use thereof in paints, coatings, powder coatings, printing inks, plastics, ceramic materials, glasses, for the laser marking of papers and plastics, in cosmetic formulations and for the preparation of pigment compositions and dry preparations.Type: ApplicationFiled: October 1, 2004Publication date: April 6, 2006Inventors: Manuela Loch, Nicole Schupp, Ralf Anselmann, Lilia Heider
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Publication number: 20050204958Abstract: Coated platelet-shaped carrier material composed of an inorganic substrate provided with at least one coating, each layer comprising at least one cured melamine-formaldehyde resin or being composed of such a resin, and also a process for preparing the coated carrier material and its use as effect pigment.Type: ApplicationFiled: February 27, 2003Publication date: September 22, 2005Inventors: Armin Kuebelbeck, Ralf Anselmann, Jens Eichhorn
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Publication number: 20050145037Abstract: The invention relates to core-shell particles comprising a shell which forms a matrix, and a core which is essentially solid and has an essentially monodisperse size distribution, the refractive index of the core material being different from that of the shell material. The invention especially relates to the use of said particles for producing sensors for detecting mechanical forces and sensors having an optical effect, essentially consisting of core-shell particles comprising a shell which forms a matrix and a core which is essentially solid and has an essentially monodisperse size distribution, the refractive index of the core material being different from that of the shell material. The inventive particles are characterised in that at least one contrast material is stored in the matrix.Type: ApplicationFiled: January 7, 2003Publication date: July 7, 2005Inventors: Holger Winkler, Ralf Anselmann