abstract |
A nematic liquid crystal composition having a negative dielectric anisotropy having an absolute value of 2 to 8 at 25 ° C, the composition comprising at least one liquid crystal compound having a negative dielectric anisotropy of absolute value 4 or more and at least one antioxidant represented by the general formula (II -a), [Chem. 5] wherein the amount of the liquid crystal compound is not less than 3%, |