Liquid crystal compound having high optical anisotropy and negative dielectric anisotropy, liquid crystal composition including the same and liquid crystal display including the liquid crystal composition

• Main Authors: JANG JEE-HWAN, CHEN BYUNG-SOON, WANG JONG-MIN, KIM JONG-SEOB, KANG YOON-SOK
• Format: Patent
• Language: English
• Published: 19.05.2005
• Edition: 7
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; ADHESIVES; CHEMISTRY; DYES; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC CHEMISTRY; PAINTS; POLISHES; TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Provided are a liquid crystal compound represented by formula 1, a liquid crystal composition including the same, and a liquid crystal display including the liquid crystal composition: wherein X1, X2, R1, R2, L and are the same as described in specification. High optical anisotropy and negative dielectric anisotropy can be achieved by the use of the liquid crystal composition including the liquid crystal compound.