Patents by Inventor Carsten Plueg
Carsten Plueg 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: 11479681Abstract: Effect pigments based on Al2O3 flakes with high weather resistance and less photoactivity and to their use thereof in paints, industrial coatings, automotive coatings, printing inks, cosmetic formulations. The effect pigments have a ratio of the amount by weight of Al2O3 of the Al2O3 flake and the amount by weight of the metal oxide(s) of the coating layer(s) in the range of from 27:73 to 83:17 based on the total weight of the effect pigment.Type: GrantFiled: December 18, 2019Date of Patent: October 25, 2022Assignee: Merck Patent GmbHInventors: Sabine Schoen, Michael Jungnitz, Stefan Schlueter, Kirsten Fritsche, Carsten Plueg, Stephanie Andes, Ulrich Schoenefeld
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Patent number: 11459469Abstract: Effect pigments based on Al2O3 flakes with high weather resistance and less photoactivity and to their use thereof in paints, industrial coatings, automotive coatings, printing inks, cosmetic formulations. The effect pigments have a ratio of the amount by weight of Al2O3 of the Al2O3 flake and the amount by weight of the metal oxide(s) of the coating layer(s) in the range of from 27:73 to 83:17 based on the total weight of the effect pigment.Type: GrantFiled: December 19, 2018Date of Patent: October 4, 2022Assignee: Merck Patent GmbHInventors: Sabine Schoen, Michael Jungnitz, Stefan Schlueter, Kirsten Fritsche, Carsten Plueg, Stephanie Andes, Ulrich Schoenefeld
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Patent number: 11453789Abstract: Effect pigments based on Al2O3 flakes with high weather resistance and less photoactivity and to their use thereof in paints, industrial coatings, automotive coatings, printing inks, cosmetic formulations. The effect pigments have a ratio of the amount by weight of Al2O3 of the Al2O3 flake and the amount by weight of the metal oxide(s) of the coating layer(s) in the range of from 27:73 to 83:17 based on the total weight of the effect pigment.Type: GrantFiled: February 22, 2017Date of Patent: September 27, 2022Assignee: Merck Patent GmbHInventors: Sabine Schoen, Michael Jungnitz, Stefan Schlueter, Kirsten Fritsche, Carsten Plueg, Stephanie Andes, Ulrich Schoenefeld
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Publication number: 20200123388Abstract: Effect pigments based on Al2O3 flakes with high weather resistance and less photoactivity and to their use thereof in paints, industrial coatings, automotive coatings, printing inks, cosmetic formulations. The effect pigments have a ratio of the amount by weight of Al2O3 of the Al2O3 flake and the amount by weight of the metal oxide(s) of the coating layer(s) in the range of from 27:73 to 83:17 based on the total weight of the effect pigment.Type: ApplicationFiled: December 18, 2019Publication date: April 23, 2020Applicant: Merck Patent GmbHInventors: Sabine SCHOEN, Michael JUNGNITZ, Stefan SCHLUETER, Kirsten FRITSCHE, Carsten PLUEG, Stephanie ANDES, Ulrich SCHOENEFELD
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Publication number: 20190225813Abstract: A pigment mixture comprising at least two or three interference pigments of different interference colours selected from the colours red, green and blue, suitable for use in paints, coatings, printing inks, security printing inks, plastics, ceramic materials, glasses and in the preparation of pigment preparations, dry preparations and in particular cosmetic formulations.Type: ApplicationFiled: January 23, 2019Publication date: July 25, 2019Applicant: MERCK PATENT GMBHInventors: Christoph SCHMIDT, Carsten PLUEG, Uwe LENZ, Sabine SCHOEN
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Publication number: 20190169439Abstract: Effect pigments based on Al2O3 flakes with high weather resistance and less photoactivity and to their use thereof in paints, industrial coatings, automotive coatings, printing inks, cosmetic formulations. The effect pigments have a ratio of the amount by weight of Al2O3 of the Al2O3 flake and the amount by weight of the metal oxide(s) of the coating layer(s) in the range of from 27:73 to 83:17 based on the total weight of the effect pigment.Type: ApplicationFiled: December 19, 2018Publication date: June 6, 2019Applicant: Merck Patent GmbHInventors: Sabine SCHOEN, Michael JUNGNITZ, Stefan SCHLUETER, Kirsten FRITSCHE, Carsten PLUEG, Stephanie ANDES, Ulrich SCHOENEFELD
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Publication number: 20170240745Abstract: Effect pigments based on Al2O3 flakes with high weather resistance and less photoactivity and to their use thereof in paints, industrial coatings, automotive coatings, printing inks, cosmetic formulations. The effect pigments have a ratio of the amount by weight of Al2O3 of the Al2O3 flake and the amount by weight of the metal oxide(s) of the coating layer(s) in the range of from 27:73 to 83:17 based on the total weight of the effect pigment.Type: ApplicationFiled: February 22, 2017Publication date: August 24, 2017Applicant: Merck Patent GmbHInventors: Sabine SCHOEN, Michael JUNGNITZ, Stefan SCHLUETER, Kirsten FRITSCHE, Carsten PLUEG, Stephanie ANDES, Ulrich SCHOENEFELD
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Patent number: 8968454Abstract: The invention relates to single phase solid solutions containing 65 to 98 wt.-% unsubstituted quinacridone, 1 to 34 wt.-% 2,9-dimethylquinacridone and 1 to 10 wt.-% 2,9-dichloroquinacridone, relative to the total weight of the single phase solid solution.Type: GrantFiled: March 23, 2011Date of Patent: March 3, 2015Assignee: Clariant Finance (BVI) LimitedInventors: Gemma Solduga Ramirez, Janina Ohnsmann, Carsten Plueg
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Patent number: 8680188Abstract: The invention relates to reaction products of amines with polymers containing dicarboxylic acids anhydride groups, method for the production thereof and use thereof as a dispersing additive for pigments. The invention also relates to solid pigment preparations containing said reaction products.Type: GrantFiled: May 16, 2013Date of Patent: March 25, 2014Assignee: Clariant Finance (BVI) LimitedInventors: Carsten Plueg, Jesus Pitarch Lopez, Alexander Woerndle
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Publication number: 20130253104Abstract: The invention relates to reaction products of amines with polymers containing dicarboxylic acids anhydride groups, method for the production thereof and use thereof as a dispersing additive for pigments. The invention also relates to solid pigment preparations containing said reaction products.Type: ApplicationFiled: May 16, 2013Publication date: September 26, 2013Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Carsten PLUEG, Jesus PITARCH LOPEZ, Alexander WOERNDLE
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Patent number: 8466219Abstract: The invention relates to reaction products of amines with polymers containing dicarboxylic acids anhydride groups, method for the production thereof and use thereof as a dispersing additive for pigments. The invention also relates to solid pigment preparations containing said reaction products.Type: GrantFiled: March 31, 2009Date of Patent: June 18, 2013Assignee: Clariant Finance (BVI) LimitedInventors: Carsten Plueg, Jesus Pitarch Lopez, Alexander Woerndle
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Publication number: 20130029265Abstract: The invention relates to single phase solid solutions containing 65 to 98 wt.-% unsubstituted quinacridone, 1 to 34 wt.-% 2,9-dimethylquinacridone and 1 to 10 wt.-% 2,9-dichloroquinacridone, relative to the total weight of the single phase solid solution.Type: ApplicationFiled: March 23, 2011Publication date: January 31, 2013Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Gemma Solduga Ramirez, Janina Ohnsmann, Carsten Plueg
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Patent number: 8133997Abstract: The invention relates to the dimeric compound of formula (II) wherein the two monomer-units are linked with each other either via R3 or via R4; the ring A is a five-or six-membered heteroaromatic ring, one of the groups R3 or R4 is an unsubstituted or substituted phenylene radical, the remaining group R3 or R4 is a C1-C4 alkyl, C5-C6 cycloalkyl, an unsubstituted or substituted phenyl, benzyl, benzanilide or naphthyl; or wherein the group NR4 together with the ring A constitutes a five-or six membered heterocycle that can be annelated with a benzene ring, and R3 is an unsubstituted or substituted phenylene radical. The inventive compounds can be used for pigmenting high-molecular organic materials.Type: GrantFiled: January 14, 2005Date of Patent: March 13, 2012Assignee: Clariant Produkte (Deutschland) GmbHInventors: Thomas Metz, Carsten Plueg
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Patent number: 8128848Abstract: The invention relates to a pigment composition that is composed of compounds of formulas (I), (II) and (III), is characterized by a average particle size d50 ranging from 10 to 60 nm, less than 5% by volume of the particles being greater than 70 nm, and can be obtained by reacting of 1 mol of a succinic acid diester with 2 mol of a mixture of nitriles A-CN and B-CN nitriles, the molar ratio of A-CN and B-CN in the nitrile mixture being in the range from 99.5:0.5 to 85.0:15.Type: GrantFiled: September 16, 2008Date of Patent: March 6, 2012Assignee: Clariant Finance (BVI) LimitedInventors: Tanja Reipen, Jens Reichwagen, Matthias Ganschow, Carsten Plueg, Lars Schneider
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Patent number: 8021716Abstract: The invention concerns a process for encapsulating pigment particles, which comprises (A) producing a dispersion of the pigment to be encapsulated, (B) then applying a polyelectrolyte layer to the surface of the pigment particles, (C) further applying a polyelectrolyte layer having opposite charge to (B), and/or adding low molecular weight, multivalent ions oppositely charged to (B), and (D) if appropriate repeating steps (B) and (C), said steps (B), (C) and if appropriate (D) being carried out in the presence of a nonionic surfactant.Type: GrantFiled: March 14, 2007Date of Patent: September 20, 2011Assignee: Clariant Finance (BVI) LimitedInventors: Hans Joachim Metz, Carsten Plueg, Gerald Mehltretter, Karl-Heinz Schweikart, Andreas Voigt, Lars Daehne, Lutz Kroehne, Jan Moeschwitzer
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Patent number: 7999086Abstract: The invention provides a method of conditioning azo pigments containing carboxylic ester groups, using glycol monoalkyl ethers or mixtures of glycols and glycol dialkyl ether.Type: GrantFiled: January 30, 2009Date of Patent: August 16, 2011Assignee: Clariant Finance (BVI) LimitedInventors: Jens Paetzold, Carsten Plueg, Frank Alfter
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Publication number: 20110046274Abstract: The invention relates to reaction products of amines with polymers containing dicarboxylic acids anhydride groups, method for the production thereof and use thereof as a dispersing additive for pigments. The invention also relates to solid pigment preparations containing said reaction products.Type: ApplicationFiled: March 31, 2009Publication date: February 24, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Carsten Plueg, Jesus Pitarch Lopez, Alexander Woerndle
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Patent number: 7892344Abstract: The invention provides a pigment preparation comprising (a) C.I. Pigment Red 254 with an average particle size d50 of not more than 100 nm; (b) 0.1% to 30% by weight, based on the weight of the PR 254, of one or more dispersants from the group of the unlaked sulfo-containing monoazo dyes; and (c) 0.Type: GrantFiled: July 2, 2009Date of Patent: February 22, 2011Assignee: Clariant Finance (BVI) LimitedInventors: Tanja Reipen, Jens Reichwagen, Lars Schneider, Carsten Plueg, David Blum
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Patent number: 7833343Abstract: The invention relates to a pigment preparation containing (a) 50-99 percent by weight of at least one pigment, (b) 1 to 50 percent by weight of an additive based on polyalkylene glycols, and (c) 0 to 10 percent by weight of an auxiliary agent from among the group comprising fillers, fire retardants, preservatives, light-stability agents, pigmentary and non-pigmentary dispersing agents, surfactants, antioxidants, foam inhibitors, resins, and antistatic agents, the percentages being in relation to the total weight of the pigment preparation. The additive that is based on polyalkylene glycols corresponds to formula Z?-[-(AO—)n1—B-T-X—Y]m—Z (1), wherein AO represents a C2-C10 alkyleneoxy unit, B represents a C2-C10 alkylene radical, and T represents —NR—, X represents one of the groups (formula), and Y represents a chemical bond or —NR3—.Type: GrantFiled: September 28, 2007Date of Patent: November 16, 2010Assignee: Clariant Finance (BVI) LimitedInventors: Carsten Plueg, Jesús Pitarch López
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Publication number: 20100221654Abstract: The invention relates to novel fine-particle pigment preparations comprising fine-particle C.I. Pigment Blue 15:6 as a base pigment and pigment dispersants of formula (II) wherein CPC is a radical of a copper phthalocyanine, n is a number between 0.1 and 4, preferably between 0.2 and 2; m is number between 0.1 and 4, preferably 0.2 and 2; Kat is a cation from the group of alkali metals or H+; o is a number between 0 and 3.9, preferably between 0 and 1.8; and n=m+o; and R1, R2, R3, R4 independently represent hydrogen or a radical from the group comprising C1-C20 alkyl, C2-C20alkenyl, C5-C20cycloalkyl, C5-C20cycloalkenyl, C1-C4 alkylphenyl, the previously cited radicals being optionally branched and optionally substituted by sulf-, carboxy, hydroxy and halogen, with the proviso that one, two or three of the radicals R1 to R4 is/are hydrogen. The invention also relates to the method for producing said pigment preparations.Type: ApplicationFiled: June 17, 2008Publication date: September 2, 2010Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Jens Reichwagen, Carsten Plueg, Thomas Metz