DIBENZOFURAN DERIVATIVES AND DIBENZOTHIOPHENE DERIVATIVES

DIBENZOFURAN DERIVATIVES AND DIBENZOTHIOPHENE DERIVATIVES

Compounds of the formula Iin which groups and parameters that occur have the definitions given in the disclosure. Preparation methods for these compounds. Uses of the compounds as components in liquid-crystalline media. Electrooptical display elements comprising the liquid-crystalline media.

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Bibliographische Detailangaben
Hauptverfasser: LIETZAU, Lars, GOETZ, Achim, HIRSCHMANN, Harald, ENGEL, Martin
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
ADHESIVES
CHEMISTRY
DYES
HETEROCYCLIC COMPOUNDS
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
ORGANIC CHEMISTRY
PAINTS
POLISHES
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Beschreibung
Zusammenfassung:Compounds of the formula Iin which groups and parameters that occur have the definitions given in the disclosure. Preparation methods for these compounds. Uses of the compounds as components in liquid-crystalline media. Electrooptical display elements comprising the liquid-crystalline media.