Patent ID: 7351451
Filing Date: 2008-04-01
Classification: C09B,C09K

Abstract:
1. The liquid crystal composition comprising at least one liquid crystal compound and at least one anthraquinone compound represented by formula (2) below: where S is a sulfur atom; A, B and C each independently represents an optionally substituted arylene, heteroarylene or cyclohexandiyl; D is an optionally substituted alkyl, cycloalkyl, alkoxy, alkoxycarbonyl or acyloxy; X 1 and Z 1 each independently represents a hydrogen atom, halogen atom, hydroxyl, optionally substituted amino, arylthio or heteroarylthio, and Y 1 represents a hydrogen atom, halogen atom, hydroxyl, optionally substituted amino or arylthio provided X 1 , Y 1 and Z 1 are not all hydrogen.