Search Patents
  • Liquid-crystalline compounds
    Publication number: 20030213935
    Abstract: Liquid-crystalline compounds of the formula I 1
    Type: Application
    Filed: September 30, 2002
    Publication date: November 20, 2003
    Applicant: Merck Patent GmbH
    Inventors: Michael Heckmeier, Peer Kirsch, Joachim Krause, Alexander Hahn, Andreas Ruhl
  • Liquid-crystal medium, and electro-optical display containing same
    Publication number: 20030017279
    Abstract: The present invention relates to nematic liquid-crystal media which comprise
    Type: Application
    Filed: December 20, 2001
    Publication date: January 23, 2003
    Applicant: Merck Patent GmbH
    Inventors: Melaine Klasen-Memmer, Clarissa Weller, Matthias Bremer
  • Phenylcyclohexanes and a liquid-crystalline medium
    Publication number: 20010015422
    Abstract: Novel phenylcyclohexanes of the formula I 1
    Type: Application
    Filed: February 8, 2001
    Publication date: August 23, 2001
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Andreas Wachtler, Reinhard Hittich, Eike Poetsch, Herbert Plach, David Coates, Bernhard Rieger, Joachim Krause
  • Liquid-crystalline medium
    Publication number: 20030071244
    Abstract: Liquid-crystalline mediums based on a mixture of polar compounds of negative dielectric anisotropy, comprising one or more compounds of the general formula I, 1
    Type: Application
    Filed: July 30, 2002
    Publication date: April 17, 2003
    Applicant: MERCK PATENT GESELLSCHAFT
    Inventors: Melanie Klasen-Memmer, Malgorzata Rillich, Volker Reiffenrath
  • Dioxane derivatives, and liquid-crystalline medium
    Publication number: 20020130300
    Abstract: The invention relates to novel dioxane derivatives of the formula I
    Type: Application
    Filed: August 6, 2001
    Publication date: September 19, 2002
    Applicant: Merck GmbH
    Inventors: Matthias Bremer, Peer Kirsch, Sabine Schoen, Detlef Pauluth, Kazuaki Tarumi, Georg Lussem, Michael Heckmeier, Joachim Krause
  • Liquid-crystalline medium
    Publication number: 20030194511
    Abstract: The invention relates to a liquid-crystalline medium which is characterized in that it comprises one or more compounds of the formula A 1
    Type: Application
    Filed: December 20, 2002
    Publication date: October 16, 2003
    Applicant: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Harald Hirschmann, Sven Schupfer, Martina Weidner, Renate Graulich
  • Liquid-crystal medium, and electro-optical display containing the medium
    Publication number: 20020084443
    Abstract: A liquid-crystal medium comprising a) at least one compound of the formula I and b) at least one compound of the formula II 1
    Type: Application
    Filed: March 26, 2001
    Publication date: July 4, 2002
    Applicant: Merck Patent GmbH
    Inventors: Michael Heckmeier, Dagmar Klement, Matthias Bremer
  • Cycloalkanone derivatives
    Publication number: 20030080321
    Abstract: The invention relates to compounds of formula I 1
    Type: Application
    Filed: April 5, 2002
    Publication date: May 1, 2003
    Applicant: MERCK KGAA
    Inventors: Louise Diane Farrand, Christopher Peter Worrall, Owain Llyr Parri, Ian Victor Edward Hassal, Julian Frederick Samuel Vaughan-Spickers
  • Liquid-crystalline medium
    Publication number: 20020090469
    Abstract: A liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it comprises one or more compounds of the formula I 1
    Type: Application
    Filed: October 19, 2001
    Publication date: July 11, 2002
    Applicant: Merck GmbH
    Inventors: Georg Lussem, Dagmar Klement, Volker Reiffenrath
  • Liquid-crystalline mixtures
    Publication number: 20030127629
    Abstract: A liquid-crystalline mixture that contains one or more compounds of each of the formulae IA, IB and IC 1
    Type: Application
    Filed: July 26, 2002
    Publication date: July 10, 2003
    Applicant: Merck Patent GmbH
    Inventors: Harald Hirschmann, Volker Reiffenrath, Marcus Reuter, Sabine Schoen, Sven Schupfer, Clarissa Weller
  • Liquid crystalline medium and liquid crystal display
    Publication number: 20030161971
    Abstract: Liquid crystalline media comprising a dielectrically positive component A, comprising compounds of formula I 1
    Type: Application
    Filed: September 30, 2002
    Publication date: August 28, 2003
    Applicant: Merck Patent GmbH
    Inventors: Shinji Nakajima, Yasushi Sugiyama, Yukiomi Tanaka, Takanori Takeda, Hideo Ichinose
  • Liquid crystal display
    Patent number: 9090823
    Abstract: The present invention relates to liquid-crystal (LC) media for use in LC displays of the PS (polymer stabilized) or PSA (polymer sustained alignment) type.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: July 28, 2015
    Assignee: Merck Patent GmbH
    Inventors: Achim Goetz, Melanie Klasen-Memmer, Stephan Derow
  • Liquid-crystalline medium
    Publication number: 20030001137
    Abstract: A liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general formula IA and/or IB 1
    Type: Application
    Filed: October 11, 2001
    Publication date: January 2, 2003
    Applicant: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Michael Heckmeier, Matthias Bremer
  • LIQUID-CRYSTALLINE MEDIUM
    Publication number: 20140110631
    Abstract: The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I, in which R1 and R2 have the meanings indicated in Claim 1, and to the use thereof in electro-optical liquid-crystal displays.
    Type: Application
    Filed: October 23, 2013
    Publication date: April 24, 2014
    Applicant: Merck Patent GmbH
    Inventors: Harald HIRSCHMANN, Volker REIFFENRATH
  • LIQUID CRYSTAL MEDIUM AND LIQUID CRYSTAL DISPLAY
    Publication number: 20130258071
    Abstract: The present invention relates to a liquid crystal panel, a liquid crystal display device and to a liquid crystal medium having a negative dielectric anisotropy ??.
    Type: Application
    Filed: October 31, 2011
    Publication date: October 3, 2013
    Applicant: MERCK PATENT GMBH
    Inventors: Eun-Kyu Lee, Seung-Eun Lee, Dong-Mee Song
  • Liquid-crystalline medium
    Publication number: 20030209691
    Abstract: The invention relates to a liquid-crystalline medium which is characterized in that it comprises one or more compounds of the formula A 1
    Type: Application
    Filed: January 28, 2003
    Publication date: November 13, 2003
    Applicant: MERCK PATENTGESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Harald Hirschmann, Dagmar Zimmermann, Ursula Patwal, Antje Muhlfeld, Sabine Schoen, Martina Weidner
  • Liquid-crystalline medium
    Publication number: 20020014613
    Abstract: The invention relates to a liquid-crystalline medium based on a mixture of polar compounds of negative dielectric anisotropy which comprises at least one compound of the formula I1 1
    Type: Application
    Filed: April 13, 2001
    Publication date: February 7, 2002
    Applicant: Merck Patent Gesellschaft mit Beschrankt Patents
    Inventors: Melanie Klasen, Clarissa Weller, Kazuaki Tarumi, Matthias Bremer
  • Liquid-crystal medium, and electro-optical liquid-crystal display
    Publication number: 20020104983
    Abstract: The present invention relates to liquid-crystalline media which comprise at least one compound of the formula I and at least one compound of the formula II 1
    Type: Application
    Filed: October 29, 2001
    Publication date: August 8, 2002
    Applicant: MERCK PATENTGESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Juliane Suermann, Bernhard Rieger
  • LIQUID-CRYSTALLINE MEDIUM AND LIQUID-CRYSTAL DISPLAY HAVING HIGH TWIST
    Publication number: 20110315924
    Abstract: The present invention relates to a liquid-crystalline medium having high twist, to the use thereof for electro-optical purposes, and to displays containing this medium.
    Type: Application
    Filed: June 23, 2011
    Publication date: December 29, 2011
    Applicant: MERCK PATENT GmbH mit beschraenkter Haftung
    Inventors: Akihiro Kojima, Fumio Shimano
  • Liquid-crystalline medium
    Publication number: 20020003226
    Abstract: A liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general formula I 1
    Type: Application
    Filed: March 23, 2001
    Publication date: January 10, 2002
    Applicant: Merck Patent GmbH
    Inventors: Michael Heckmeier, Brigitte Schuler, Peer Kirsch, Eike Poetsch