LIQUID-CRYSTALLINE MEDIUM, LIQUID CRYSTAL COMPOUND AND LIQUID-CRYSTAL DISPLAY DEVICE COMPRISING THE SAME
申请人:Merck Patent GmbH
公开号:EP3526308B1
公开(公告)日:2021-05-19
[DE] VERFAHREN ZUR HERSTELLUNG VON TETRAHYDROPYRANEN AUS TETRAHYDROPYRAN-3-ONEN<br/>[EN] METHOD FOR PRODUCING TETRAHYDROPYRANES FROM TETRAHYDROPYRAN-3-ONES<br/>[FR] PROCEDE DE PRODUCTION DE TETRAHYDROPYRANNES A PARTIR DE TETRAHYDROPYRANN-3-ONES
申请人:MERCK PATENT GMBH
公开号:WO2006125550A1
公开(公告)日:2006-11-30
[EN] The invention relates to methods for producing 2,5-disubstituted tetrahydropyranes from tetrahydropyran-3-ones, and to novel intermediates from these syntheses. [FR] Procédé de production de tétrahydropyrannes 2,5-disubstitués à partir de tétrahydropyrann-3-ones, et nouvelles étapes intermédiaires dérivées de ces synthèses. [DE] Die vorliegende Erfindung betrifft Verfahren zur Herstellung von 2,5- disubstituierten Tetrahydropyranen aus Tetrahydropyran-3-onen, sowie neuartige Zwischenstufen aus diesen Synthesen.
[EN] LIQUID-CRYSTALLINE MEDIUM, LIQUID CRYSTAL COMPOUND AND LIQUID-CRYSTAL DISPLAY COMPRISING THE SAME<br/>[FR] MILIEU CRISTALLIN LIQUIDE, COMPOSÉ À CRISTAUX LIQUIDES ET AFFICHAGE À CRISTAUX LIQUIDES LES COMPRENANT
申请人:MERCK PATENT GMBH
公开号:WO2018073151A1
公开(公告)日:2018-04-26
The invention relates to compounds and to a liquid-crystalline medium, preferably having a nematic phase and dielectric anisotropy of 0.5 or more, which comprises one or more compounds of formula (IN) in which the parameters have the meanings given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the use of the compounds of formula IN for the improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds.