Patents by Inventor Kirsten Fritsche
Kirsten Fritsche 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: 20220162449Abstract: The present invention is related to effect pigments exhibiting a deep black body color as well as a blue interference color, to a process for the production of such pigments as well as to the use thereof, especially in coating compositions.Type: ApplicationFiled: March 12, 2020Publication date: May 26, 2022Applicant: Merck Patent GmbHInventors: Fumiko SASAKI, Kirsten FRITSCHE, Masayuki MOMOSE, Michael JUNGNITZ
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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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Patent number: 10508208Abstract: The present invention relates to a process for printing multicoloured printed images in which exclusively interference pigments are used for the coloured pigmentation of the printing inks, to printed products produced using a process of this type, to the use thereof, and to suitable interference pigments.Type: GrantFiled: January 25, 2016Date of Patent: December 17, 2019Assignee: Merck Patent GmbHInventors: Peter Clauter, Cairon Platzer, Kirsten Fritsche, Marc-Dieter Weingart, Lorenz Boegli, Christoph Schmidt
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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: 20180016452Abstract: The present invention relates to a process for printing multicoloured printed images in which exclusively interference pigments are used for the coloured pigmentation of the printing inks, to printed products produced using a process of this type, to the use thereof, and to suitable interference pigments.Type: ApplicationFiled: January 25, 2016Publication date: January 18, 2018Applicant: Merck Patent GmbHInventors: Peter CLAUTER, Cairon PLATZER, Kirsten FRITSCHE, Marc-Dieter WEINGART, Lorenz BOEGLI, Christoph SCHMIDT
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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: 5356714Abstract: The invention relates to a method of priming or one-coat painting of plastics using water-borne paints which comprises employing a water-borne paint which contains an at least partially protonated product of the reaction of(A) a butadiene- and acrylonitrile-based copolymer containing primary and/or secondary amino groups, or a mixture of such copolymers, and(B) an organic compound which has a number average molecular weight of from 140 to 10,000 and contains, on statistical average, at least 1.5 epoxide groups per molecule, or a mixture of such organic compounds.Type: GrantFiled: April 6, 1993Date of Patent: October 18, 1994Assignee: BASF Lacke + Farben AktiengesellschaftInventors: Kirsten Fritsche, Dieter Faul, Hartmut Metzdorf, Jorg Budde