Patents by Inventor Qiong TONG

Qiong TONG 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).

  • BENZIL MONOKETALS AND THE USE THEREOF
    Publication number: 20200247916
    Abstract: The present invention relates to the use of hydrophilic compounds of the formula I as photopolymerisation initiators of polymerisable substance mixtures which comprise unsaturated compounds, or for the photochemical crosslinking of linear polymers, in which the parameters have the meaning indicated in Claim 1, to sealants for liquid-crystal displays which comprise the hydrophilic photoinitiators, to novel hydrophilic photoinitiators of the formula I, and to the liquid-crystal displays produced using these sealants.
    Type: Application
    Filed: October 5, 2016
    Publication date: August 6, 2020
    Applicant: Merck Patent GmbH
    Inventors: Peer KIRSCH, Qiong TONG, Alexander HAHN, Leo WEEGELS, Steffen GNAUCK, Sven SCHUEPFER, Peter LEONHARD, Claudia ENDERS
  • Polymerisable compounds and the use thereof in liquid-crystal displays
    Patent number: 10669483
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerisable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: June 2, 2020
    Assignee: Merck Patent GmbH
    Inventors: Qiong Tong, Helga Haas, Thorsten Kodek, Peer Kirsch, Constanze Brocke, Eveline Baron, Christoph Marten
  • LIQUID CRYSTAL MEDIA COMPRISING POLYMERISABLE COMPOUNDS
    Publication number: 20200080000
    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
  • ADDITIVES FOR LIQUID CRYSTAL MIXTURES
    Publication number: 20190300791
    Abstract: The invention relates to polyfluorinated additives for use as components in liquid-crystal mixtures, to liquid-crystal mixtures which comprise these compounds, and to liquid-crystal displays based on these mixtures.
    Type: Application
    Filed: December 5, 2017
    Publication date: October 3, 2019
    Applicant: MERCK PATENT GMBH
    Inventors: Peer KIRSCH, Qiong TONG, Helga HAAS, Kaja Christina DEING, Christoph MARTEN, Andreas POHLE, Reiner FRIEDRICH
  • POLYMERIZABLE COMPOUNDS AND THE USE THEREOF IN LIQUID-CRYSTAL DISPLAYS
    Publication number: 20190256777
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal media comprising them, and to the use of the polymerizable compounds and liquid crystalline media for optical, electro-optical and electronic purposes, in particular in liquid crystalline displays, especially in liquid crystalline displays of the polymer sustained alignment type.
    Type: Application
    Filed: May 1, 2019
    Publication date: August 22, 2019
    Applicant: MERCK PATENT GMBH
    Inventors: Qiong TONG, Nico SCHWEBEL, Constanze BROCKE, Kaja DEING, Julian VOGT, Elisabeth MEYER
  • Polymerizable compounds and the use thereof in liquid-crystal displays
    Patent number: 10344215
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal media comprising them, and to the use of the polymerizable compounds and liquid crystalline media for optical, electro-optical and electronic purposes, in particular in liquid crystalline displays, especially in liquid crystalline displays of the polymer sustained alignment type.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: July 9, 2019
    Assignee: MERCK PATENT GMBH
    Inventors: Qiong Tong, Nico Schwebel, Constanze Brocke, Kaja Christina Deing, Julian Vogt, Elisabeth Meyer
  • Dye compounds
    Patent number: 10202508
    Abstract: Mixtures containing at least one dye compound having a diketopyrrolopyrrole structure and at least one further liquid-crystalline compound are suitable for use in devices for regulating the entry of light into a space.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: February 12, 2019
    Assignee: MERCK PATENT GMBH
    Inventors: Qiong Tong, Peer Kirsch, Michael Junge, Ursula Patwal, Andreas Beyer
  • POLYMERISABLE COMPOUNDS AND THE USE THEREOF IN LIQUID-CRYSTAL DISPLAYS
    Publication number: 20180371321
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerisable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type, or a stabilisers in LC media and LC displays.
    Type: Application
    Filed: November 24, 2016
    Publication date: December 27, 2018
    Applicant: MERCK PATENT GMBH
    Inventors: Qiong TONG, Nico SCHWEBEL, Kaja Christina DEING, Elisabeth MEYER
  • Polymerisable compounds and the use thereof in liquid-crystal displays
    Patent number: 9938229
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerizable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: April 10, 2018
    Assignee: MERCK PATENT GMBH
    Inventors: Eveline Baron, Julian Vogt, Qiong Tong, Constanze Brocke, Helga Haas, Alexander Hahn
  • POLYMERISABLE COMPOUNDS AND THE USE THEREOF IN LIQUID-CRYSTAL DISPLAYS
    Publication number: 20180010046
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerisable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type.
    Type: Application
    Filed: December 17, 2015
    Publication date: January 11, 2018
    Applicant: Merck Patent GmbH
    Inventors: Qiong TONG, Helga HAAS, Thorsten KODEK, Peer KIRSCH, Constanze BROCKE, Eveline BARON, Christoph MARTEN
  • ELECTRONIC COMPONENT
    Publication number: 20180006253
    Abstract: An electronic component (10) comprising a plurality of switching elements (1) which comprise, in this sequence, a first electrode (16), a molecular layer (18) bonded to a substrate, and a second electrode (20), where the molecular layer essentially consists of molecules (M) which contain a connecting group (V) and an end group (E) having a polar or ionic function, is suitable as memristive device for digital information storage.
    Type: Application
    Filed: December 8, 2015
    Publication date: January 4, 2018
    Applicant: MERCK PATENT GMBH
    Inventors: Peer KIRSCH, Qiong TONG, Andreas RUHL, Marc TORNOW, Achyut BORA
  • POLYMERIZABLE COMPOUNDS AND THE USE THEREOF IN LIQUID-CRYSTAL DISPLAYS
    Publication number: 20170121606
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerizable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type, or a stabilizers in LC media and LC displays.
    Type: Application
    Filed: October 28, 2016
    Publication date: May 4, 2017
    Inventors: Qiong TONG, Helga HAAS, Alexander HAHN, Kaja Christina DEING, Christoph MARTEN
  • Polymerizable compounds and the use thereof in liquid-crystal displays
    Patent number: 9594283
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerizable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: March 14, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Qiong Tong, Nico Schwebel, Eveline Baron, Christoph Marten
  • Polymerizable compounds and the use thereof in liquid-crystal displays
    Patent number: 9567526
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerizable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the PSA (“polymer sustained alignment”) type.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: February 14, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Martin Engel, Eveline Baron, Constanze Brocke, Helga Haas, Stephan Derow, Christoph Marten, Qiong Tong
  • DYE COMPOUNDS
    Publication number: 20170002203
    Abstract: The present application relates to mixtures comprising at least one dye compound having a diketopyrrolopyrrole structure and at least one further liquid-crystalline compound. The application furthermore relates to the use of the mixtures in devices for regulating the entry of light into a space.
    Type: Application
    Filed: November 19, 2014
    Publication date: January 5, 2017
    Applicant: MERCK PATENT GMBH
    Inventors: Qiong TONG, Peer KIRSCH, Michael JUNGE, Ursula PATWAL, Andreas BEYER
  • POLYMERIZABLE COMPOUNDS AND THE USE THEREOF IN LIQUID-CRYSTAL DISPLAYS
    Publication number: 20160362606
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal media comprising them, and to the use of the polymerizable compounds and liquid crystalline media for optical, electro-optical and electronic purposes, in particular in liquid crystalline displays, especially in liquid crystalline displays of the polymer sustained alignment type.
    Type: Application
    Filed: June 7, 2016
    Publication date: December 15, 2016
    Applicant: MERCK PATENT GMBH
    Inventors: Qiong TONG, Nico SCHWEBEL, Constanze BROCKE, Kaja Christina DEING, Julian VOGT, Elisabeth MEYER
  • Liquid crystal medium
    Patent number: 9487702
    Abstract: The present invention relates to a liquid crystal (LC) medium comprising a polymerizable compound, to a process for its preparation, to its use for optical, electro-optical and electronic purposes, in particular in an LC display, especially in an LC display of the PSA (“polymer sustained alignment”) type, and to an LC display comprising the LC medium.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: November 8, 2016
    Assignee: MERCK PATENT GMBH
    Inventors: Eveline Baron, Julian Vogt, Qiong Tong, Stephan Derow
  • POLYMERISABLE COMPOUNDS AND THE USE THEREOF IN LIQUID-CRYSTAL DISPLAYS
    Publication number: 20160054602
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerizable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type.
    Type: Application
    Filed: August 24, 2015
    Publication date: February 25, 2016
    Applicant: MERCK PATENT GMBH
    Inventors: Qiong TONG, Nico SCHWEBEL, Eveline BARON, Christoph MARTEN
  • POLYMERISABLE COMPOUNDS AND THE USE THEREOF IN LIQUID-CRYSTAL DISPLAYS
    Publication number: 20160032189
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerisable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the polymer sustained alignment type.
    Type: Application
    Filed: July 29, 2015
    Publication date: February 4, 2016
    Applicant: MERCK PATENT GMBH
    Inventors: Eveline BARON, Julian VOGT, Qiong TONG, Constanze BROCKE, Helga HAAS, Alexander HAHN
  • POLYMERISABLE COMPOUNDS AND THE USE THEREOF IN LIQUID-CRYSTAL DISPLAYS
    Publication number: 20150267119
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerisable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the PSA (“polymer sustained alignment”) type.
    Type: Application
    Filed: March 23, 2015
    Publication date: September 24, 2015
    Applicant: MERCK PATENT GMBH
    Inventors: Eveline BARON, Julian VOGT, Qiong TONG, Constanze BROCKE, Helga HAAS, Alexander HAHN