Abstract: The present invention relates to carbazoles having two dibenzofuran or dibenzothiophene substituents, and to electronic devices, especially organic electroluminescent devices, comprising these compounds.
Type:
Grant
Filed:
November 24, 2015
Date of Patent:
March 24, 2020
Assignee:
Merck Patent GmbH
Inventors:
Amir Hossain Parham, Thomas Eberle, Anja Jatsch, Tobias Grossmann, Jonas Valentin Kroeber
Abstract: An optical switching device comprising a polarisation layer and a switching layer which comprises a liquid-crystalline material and a dye compound. Use of the optical switching device for the regulation of the passage of light through an area element. A window element which has the optical switching device therein.
Type:
Grant
Filed:
June 21, 2017
Date of Patent:
March 24, 2020
Assignee:
Merck Patent GmbH
Inventors:
Michael Junge, Andreas Beyer, Mila Fischer
Abstract: The present invention relates to pigments based on multicoated flake-form substrates which are distinguished by the fact that at least 8 layers [layers (A)-(H)] are on the substrate, where an SiO2 layer (=layer A) is located directly on the surface of the substrate, and to the use thereof, inter alia, in paints, surface coatings, automobile paints, powder coatings, printing inks, security printing inks, plastics, ceramic materials, glasses, paper, in toners for electrophotographic printing processes, in seed, in greenhouse sheeting and tarpaulins, as absorbers in the laser marking of paper and plastics, and in cosmetic formulations, for the preparation of pigment pastes with water, organic and/or aqueous solvents, for the preparation of pigment compositions and dry preparations.
Abstract: A sample preparation device comprising a first chamber containing a first movable piston separating a first volume upstream and a second volume downstream the first piston, a second chamber containing a second movable piston separating a third volume upstream and a fourth volume downstream the second piston, and an inlet to the first volume and an outlet from the first volume. The first volume is connected with the third volume by a first communication path and the second volume is connected with the fourth volume by a second communication path.
Abstract: The present invention relates to a semiconducting light emitting nanoparticle; a process for synthesizing a semiconducting light emitting nanoparticle; composition, formulation and use of a semiconducting light emitting nanoparticle, an optical medium; and an optical device.
Type:
Application
Filed:
December 11, 2017
Publication date:
March 19, 2020
Applicant:
Merck Patent GmbH
Inventors:
Inbal DAVIDI, Alex IRZH, Nathan GRUMBACH, Miriam KOOLYK SHARABI, Shany NEYSHTADT, Alex RABKIN, Hagai ARBELL
Abstract: The present invention relates to a liquid crystal (LC) medium comprising polymerisable compounds, to a process for its preparation, to its use for optical, electro-optical and electronic purposes, in particular in LC displays, and to LC displays comprising it.
Type:
Grant
Filed:
June 3, 2016
Date of Patent:
March 17, 2020
Assignee:
Merck Patent GmbH
Inventors:
Melanie Klasen-Memmer, Nils Greinert, Matthias Bremer, Andreas Taugerbeck, Christian Schoenefeld, Patrick Suess
Abstract: The present invention relates to novel surfactant mixtures comprising at least one compound A whose dynamic surface tension ?dyn. at a use concentration of 0.1% by weight and a bubble lifetime of 100 ms is <45 mN/m, and at least one compound B whose static surface tension ystat measured at a use concentration of 0.1% by weight is less than or equal to the static surface tension Ystat of compound A, to the use thereof as additives, for example in preparations for surface coating, such as paints, lacquers, protective coatings and special coatings in electronic or in optical applications. At least one compound in the novel surfactant mixture is a fluorosurfactant.
Type:
Grant
Filed:
July 26, 2013
Date of Patent:
March 17, 2020
Assignee:
Merck Patent GmbH
Inventors:
Joerg Pahnke, Gerhard Jonschker, Steffen Schellenberger, Mathias Kaiser
Abstract: The present invention relates to a method for preparing an optoelectronic device comprising a crosslinked polymer material which is prepared from a crosslinkable polymer formulation comprising a polymer with a silazane repeating unit M1 and a Lewis acid curing catalyst. There is further provided a crosslinkable polymer formulation comprising a siloxazane polymer which is particularly suitable for the preparation of technical coatings on articles.
Type:
Application
Filed:
November 30, 2017
Publication date:
March 12, 2020
Applicant:
MERCK PATENT GMBH
Inventors:
Ralf GROTTENMUELLER, Casas Abraham GARCIA-MINGUILLAN, Fumio KITA
Abstract: The present invention relates to a method for preparing a nanosized light emitting semiconductor material, a nanosized light emitting semiconductor material, an optical medium comprising a nanosized light emitting semiconductor material, and an optical device comprising an optical medium.
Abstract: Liquid crystal (LC) media comprising polymerisable compounds as further specified in the description and claims and a self-alignment additive for vertical alignment. The media are adapted for use in LC displays, especially in LC displays of the polymer-sustained alignment type.
Type:
Application
Filed:
September 5, 2019
Publication date:
March 12, 2020
Applicant:
Merck Patent GmbH
Inventors:
Helmut HAENSEL, Steffen GNAUCK, Qiong TONG, Sabrina ZEISS
Abstract: The present invention presents a switching layer S for use in a switching element which has forwards-scattering properties in at least one switching state. Furthermore, a switching element which comprises the switching layer S and a window element which includes the switching element are presented.
Type:
Grant
Filed:
April 1, 2016
Date of Patent:
March 10, 2020
Assignee:
Merck Patent GmbH
Inventors:
Michael Junge, Andreas Beyer, Ties De Jong
Abstract: Dielectrically positive liquid-crystalline media comprising one or more compounds of each of the formulae S1 and S2, and one or more compounds selected from the group of the compounds of the formulae II and III and/or IV and/or VIII, in which the parameters have the meanings indicated in the specification, and optionally one or more further dielectrically positive compounds and optionally one or more further dielectrically neutral compounds. Also, liquid-crystal displays, especially active-matrix displays and in particular TN, IPS and FFS displays, containing these media.
Abstract: The invention relates to a polymerisable LC material comprising one or more direactive mesogenic compounds selected from the group of compounds of formula I, and one or more monoreactive mesogenic compounds selected from the group of compounds of formula II, wherein the parameter A11, P11 to P21, R21, Sp11 to Sp21, X11 to X21, and Z11 to Z21 have one of the meanings as given in claim 1. Furthermore, the present invention relates also to a method for its preparation, a polymer film with improved thermal durability obtainable from the corresponding polymerisable LC material, to a method of preparation of such polymer film, and to the use of such polymer film and said polymerisable LC material for optical, electro-optical, decorative or security devices.
Type:
Application
Filed:
November 28, 2017
Publication date:
March 5, 2020
Applicant:
MERCK PATENT GMBH
Inventors:
Eduardo BELTRAN GRACIA, Iain GARDINER, Rebecca PROCTOR, Stephen MULCAHY
Abstract: The present invention relates to a formulation containing at least one organic functional material and at least two different solvents, a first organic solvent A and a second organic solvent B, wherein the first organic solvent A comprises a group, which is capable of receiving or giving a hydrogen bonding, and wherein the second organic solvent B has a boiling point in the range from 150 to 350° C. and the solubility of the at least one organic functional material in the second organic solvent is ?5 g/l.
Type:
Application
Filed:
June 26, 2017
Publication date:
March 5, 2020
Applicant:
Merck Patent GmbH
Inventors:
Gaëlle BÉALLE, Christoph LEONHARD, Hsin-Rong TSENG, Manuel HAMBURGER, Anja JATSCH
Abstract: A method and device for the optical scanning of a chromatographic sample (3), where a sample plate (2) holding the sample (3) is illuminated with light from a first illumination device (13) and the light emitted by the sample plate (2) is detected by an optical detector device (15) which detects in cell form or area form, a second illumination device (14) is preferably firstly activated in a preparation step. The sample plate (2) is displaced in a first displacement direction relative to the detector device (15), illuminated by the first illumination device (13) and a first measurement image is recorded. The sample plate (2) is displaced in a second displacement direction relative to the detector device (15), illuminated by the second illumination device (14), and a second measurement image is recorded.
Type:
Grant
Filed:
November 20, 2015
Date of Patent:
March 3, 2020
Assignee:
Merck Patent GmbH
Inventors:
Michael Schulz, Michaela Oberle, Thomas Ingendoh
Abstract: The invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices.
Type:
Grant
Filed:
October 13, 2015
Date of Patent:
March 3, 2020
Assignee:
Merck Patent GmbH
Inventors:
Amir Hossain Parham, Philipp Stoessel, Thomas Eberle, Anja Jatsch, Jonas Valentin Kroeber, Christof Pflumm
Abstract: The present invention is directed to a process for producing inorganic particulate material, the material obtainable by such process, a modified release delivery system comprising the material and the use of the material for the administration of a bioactive agent.
Type:
Grant
Filed:
November 8, 2016
Date of Patent:
March 3, 2020
Assignee:
Merck Patent GmbH
Inventors:
Mario Maio, Eugenia Breininger, Karin Cabrera Perez, Ulrich Lang, Benjamin Peters, Thomas Puchert, Christoph Saal, Michael Schulz
Abstract: The invention relates to novel organic semiconducting compounds containing a polycyclic unit, to methods for their preparation and educts or intermediates used therein, to compositions, polymer blends and formulations containing them, to the use of the compounds, compositions and polymer blends as organic semiconductors in, or for the preparation of, organic electronic (OE) devices, especially organic photovoltaic (OPV) devices, perovskite-based solar cell (PSC) devices, organic photodetectors (OPD), organic field effect transistors (OFET) and organic light emitting diodes (OLED), and to OE, OPV, PSC, OPD, OFET and OLED devices comprising these compounds, compositions or polymer blends.
Type:
Application
Filed:
October 27, 2017
Publication date:
February 27, 2020
Applicant:
MERCK PATENT GMBH
Inventors:
Graham MORSE, Lana NANSON, William MITCHELL, Michal KROMPIEC, Mansoor D'LAVARI, Agnieszka PRON