Patents by Inventor Stephanie Andes
Stephanie Andes 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).
-
Patent number: 11773270Abstract: The present invention relates to effect pigments which are based on flake-form substrates having a circular form factor of 1.2-2 and are coated with at least one high-refractive-index layer, and to the use thereof, inter alia in paints, coatings, printing inks, plastics and in cosmetic formulations.Type: GrantFiled: July 6, 2020Date of Patent: October 3, 2023Assignee: MERCK PATENT GMBHInventors: Gerhard Pfaff, Stephanie Andes, Klaus Ambrosius, Ralf Petry, Michael Roesler, Sabine Schoen
-
Patent number: 11746240Abstract: The invention relates to interference pigments based on SiO2 flakes having a broad layer-thickness distribution, and to the use thereof in paints, coatings, powder coatings, plastics and in particular in cosmetic formulations and for colouring food and pharmaceutical products.Type: GrantFiled: September 25, 2020Date of Patent: September 5, 2023Assignee: Merck Patent GmbHInventors: Stephanie Andes, Ulrich Schoenefeld, Thomas Krasemann, Manfred Thon, Martina Welsch, Ralf Schweinfurth, Melanie Mechthild Breidung
-
Publication number: 20220356356Abstract: The invention relates to interference pigments based on SiO2 flakes having a broad layer-thickness distribution, and to the use thereof in paints, coatings, powder coatings, plastics and in particular in cosmetic formulations and for colouring food and pharmaceutical products.Type: ApplicationFiled: September 25, 2020Publication date: November 10, 2022Applicant: Merck Patent GmbHInventors: Stephanie ANDES, Ulrich SCHOENEFELD, Thomas KRASEMANN, Manfred THON, Martina WELSCH, Ralf SCHWEINFURTH
-
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
-
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
-
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
-
Publication number: 20200339820Abstract: The present invention relates to effect pigments which are based on flake-form substrates having a circular form factor of 1.2-2 and are coated with at least one high-refractive-index layer, and to the use thereof, inter alia in paints, coatings, printing inks, plastics and in cosmetic formulations.Type: ApplicationFiled: July 6, 2020Publication date: October 29, 2020Applicant: MERCK PATENT GMBHInventors: Gerhard PFAFF, Stephanie ANDES, Klaus AMBROSIUS, Ralf PETRY, Michael ROESLER, Sabine SCHOEN
-
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
-
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
-
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
-
Publication number: 20160068683Abstract: The present invention relates to effect pigments which are based on flake-form substrates having a circular form factor of 1.2-2 and are coated with at least one high-refractive-index layer, and to the use thereof, inter alia in paints, coatings, printing inks, plastics and in cosmetic formulations.Type: ApplicationFiled: September 8, 2015Publication date: March 10, 2016Inventors: Gerhard PFAFF, Stephanie ANDES, Klaus AMBROSIUS, Ralf PETRY, Michael ROESLER, Sabine SCHOEN
-
Patent number: 7060126Abstract: The invention relates to multilayered luster pigments based on metallic substrates, which are completely surrounded by a plurality of layers, where these layers comprise at least one layer pack (A) having a colorless dielectric layer of a material with a refractive index n of ?1.8, and a colorless dielectric layer of a material with a refractive index n of >1.8, and a selectively or non-selectively absorbent layer (B), and to a process for their production, and to their use.Type: GrantFiled: June 12, 2002Date of Patent: June 13, 2006Assignee: Merck Patent GmbHInventors: Stephanie Andes, Gerald Fuchs-Pohl, Martin Friz, Gerhard Pfaff, Siegfried Raabe, Michael Uhlig
-
Patent number: 6997982Abstract: The invention relates to a pigment with a metallic luster, comprising a plate-like non-metallic substrate having a thickness lower an 200 nm, which is entirely coated with a metallic layer.Type: GrantFiled: September 27, 2002Date of Patent: February 14, 2006Assignee: Merck Patent GmbHInventors: Gerhard Pfaff, Stephanie Andes, Michael Uhlig
-
Patent number: 6929690Abstract: A pigment with a metallic luster, comprising a wafer-like substrate made of aluminium dioxide having a thickness of more than 250 nm and less than 1 ?m, which is fully enveloped by a metal layer.Type: GrantFiled: September 27, 2002Date of Patent: August 16, 2005Assignee: Merck Patent GmbHInventors: Reiner Vogt, Gerhard Pfaff, Stephanie Andes, Michael Uhlig, Martin Friz, Katsuhisa Nitta
-
Publication number: 20040244640Abstract: A pigment with a metallic lustre, comprising a wafer-like substrate made of aluminium dioxide having a thickness of more than 250 nm and less than 1 &mgr;m, which is fully enveloped by a metal layer.Type: ApplicationFiled: April 22, 2004Publication date: December 9, 2004Inventors: Reiner Vogt, Gerhard Pfaff, Stephanie Andes, Michael Uhlig, Martin Fritz, Katsuhisa Niita
-
Publication number: 20040237844Abstract: The invention relates to a pigment with a metallic lustre, comprising a plate-like non-metallic substrate having a thickness lower an 200 nm, which is entirely coated with a metallic layer.Type: ApplicationFiled: April 22, 2004Publication date: December 2, 2004Inventors: Gerhard Pfaff, Stephanie Andes, Michael Uhlig
-
Publication number: 20040219344Abstract: Multilayered systems having optical properties based on metallic substrates comprise both a layer (A) of at least two dielectric materials of different refractive index, where the refractive index at the lower side and the refractive index at the upper side of layer (A) are different, and a selectively or non-selectively absorbent layer (B).Type: ApplicationFiled: June 7, 2004Publication date: November 4, 2004Inventors: Stephanie Andes, Gerald Fuchs-Pohl, Martin Friz, Ute Honeit, Gerhard Pfaff, Michael Uhlig
-
Publication number: 20040180010Abstract: The present invention relates to multilayer pigments based on platelet-shaped metal substrates coated with two or more metal oxide layers by a one-pot process in an exclusively aqueous medium. The invention further relates to the use of the multilayer pigments in paints, varnishes, printing inks, including security printing inks, plastics, ceramic materials and cosmetic and for the laser formulations marking of plastics.Type: ApplicationFiled: March 30, 2004Publication date: September 16, 2004Inventors: Stephanie Andes, Sabine George, Margarete Herbski, Peter Reynders, Reiner Vogt, Johann Dietz, Helge Kniess, Elke Steudel
-
Patent number: 6776835Abstract: The present invention relates to multilayer pigments based on platelet-shaped metal substrates coated with two or more metal oxide layers by a one-pot process in an exclusively aqueous medium. The invention further relates to the use of the multilayer pigments in paints, varnishes, printing inks, including security printing inks, plastics, ceramic materials and cosmetic and for the laser formulations marking of plastics.Type: GrantFiled: June 4, 2003Date of Patent: August 17, 2004Assignee: Merck Patent Gesellschaft MIT Beschrankter HaftungInventors: Stephanie Andes, Sabine George, Margarete Herbski, Peter Reynders, Reiner Vogt, Johann Dietz, Helge Kniess, Elke Steudel
-
Patent number: 6747073Abstract: Multilayer pearl luster pigment on the basis of a platelet-shaped substrate comprising a material having a refractive index of more than 1.8, which comprises at least (i) a first layer of a material of low refractive index in the range from 1.35 to 1.8, (ii) optionally, a second layer of a material having a refractive index of more than 1.8. (iii) a semitransparent metal layer which is applied to the substrate or to the layers (i) or (ii) and (iv) if desired, an aftercoating, the substrate being platelet-shaped titanium dioxide, zirconium dioxide, &agr;-iron(III) oxide, tin dioxide or zinc oxide.Type: GrantFiled: July 18, 2001Date of Patent: June 8, 2004Assignee: Merck Patent GmbHInventors: Gerhrad Pfaff, Stephanie Andes, Gerald Fuchs-Pohl