JP2857223B

A mesomorphic compound represented by the following formula (I): wherein R1 and R2 respectively denote an alkyl group having 1 - 16 carbon atoms optionally substituted; X1 and X3 respectively denote a single bond, -O-, X2 denotes a single bond, A1 denotes a single bond A3 denotes A2 denotes 9, 10-di...

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Bibliographische Detailangaben
Hauptverfasser:	YAMADA YOKO, TOKANO GOJI, NAKAMURA SHINICHI, TAKIGUCHI TAKAO, IWAKI TAKASHI
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING DYES FREQUENCY-CHANGING HETEROCYCLIC COMPOUNDS MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS ORGANIC CHEMISTRY PAINTS PHYSICS POLISHES TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF
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Beschreibung
Zusammenfassung:	A mesomorphic compound represented by the following formula (I): wherein R1 and R2 respectively denote an alkyl group having 1 - 16 carbon atoms optionally substituted; X1 and X3 respectively denote a single bond, -O-, X2 denotes a single bond, A1 denotes a single bond A3 denotes A2 denotes 9, 10-dihydro-2,7-phenanthrenediyl, 2,7-fluorenediyl or 2,7-fluorenonediyl; n is 0 or 1; and X4 and X5 respectively denote hydrogen, F, Cl, Br, -CH3, -CN or -CF3, with proviso that X1 is a single bond when A1 is a single bond.