Patent ID: 8367167

Claim:
A liquid crystal composition having a nematic phase and comprising three components, wherein a first component is at least one compound selected from the group of compounds represented by formula (1), and a second component is at least one compound selected from the group of compounds represented by formula (2): wherein R 1 and R 2 are each independently alkyl having 1 to 12 carbons, alkoxy having 1 to 12 carbons, alkenyl having 2 to 12 carbons or alkenyl having 2 to 12 carbons in which arbitrary hydrogen is replaced by fluorine; ring A and ring B are each independently 1,4-cyclohexylene or 1,4-phenylene, X 1 , X 2 and X 3 are each independently hydrogen or fluorine; Y 1 is fluorine, chlorine or trifluoromethoxy.