Patent ID: 7498067
Filing Date: 2009-03-03
Classification: C09K

Abstract:
1. A liquid crystal composition having a negative dielectric anisotropy and comprising three components, wherein the first component is at least one compound selected from the group of compounds represented by formula (1), the second component is at least one compound selected from the group consisting of compounds represented by formulas (2-a), (2-b) and (2-c), and the third component is at least one compound selected from the group consisting of compounds represented by formula (3): wherein: R R Ring B, ring C, ring D, ring E, ring G, ring H, ring I and ring L are each independently 1,4-cyclohexylene or 1,4-phenylene; Ring J and ring K are each independently 1,4-cyclohexylene, 1,4-phenylene, 2-fluoro-1,4-phenylene, or 3-fluoro-1,4-phenylene; Z one of X l, m, n, o and p are each independently 0 or 1, provided that l+m+n+o is 1 or 2.