Patent ID: 7108895
Filing Date: 2006-09-19
Classification: C09K

Abstract:
1. A liquid crystal composition containing at least one type of an optically active compound selected from the group consisting of compounds of the following formulae (1), (2), (3) and (4) (in each formula, C* indicates an asymmetric carbon atom): wherein A each of A R R X Y each of Z each of m and n which are independent of each other, is 0 or 1: wherein R wherein R R Pn is a 1,4-phenylene group of which at least one hydrogen atom optionally is substituted with a halogen atom; each of A X Y wherein A each of B each of D X each of Y Z 1) all of A 2) all of the following provisos are satisfied: i) when D ii) when A iii) Z