Patent ID: 6033742
Filing Date: 2000-03-07
Classification: C09B,C09K,G02F

Abstract:
A liquid crystal display device comprising:a pair of substrates having an electrode on a surface thereof; anda liquid crystal layer containing a liquid crystal and a dichroic dye,wherein said dichroic dye is represented by any one of the following formulas (P1) to (P8); ##STR14## wherein R.sup.1 is selected from the group consisting of a hydrogen atom, an alkyl group having not more than 12 carbon atoms, and an aryl group substituted by an alkyl group having not more than 12 carbon atoms; R.sup.2 is selected from the group consisting of an alkyl group having not more than 12 carbon atoms, and an aryl group substituted by an alkyl group having not more than 12 carbon atoms; Z is a halogen atom; and n is an integer of 1 to 12.