Patent ID: 8395734
Filing Date: 2013-03-12
Classification: C09K,G02F

Abstract:
1. An LCD device comprising: first and second substrates; an alignment layer formed over at least one of the substrates; and a liquid crystal layer formed between the substrates, wherein the alignment layer is formed of a mixture of a rubbing alignment material and an UV alignment material, wherein an alignment direction of the rubbing alignment material is identical with an alignment direction of the UV alignment material, wherein the alignment direction of the rubbing alignment material is formed by rubbing a rubbing roll attached with a rubbing cloth, wherein the alignment direction of the UV alignment material is formed by irradiating polarized UV rays, wherein the UV alignment material is a compound having any one of following chemical formulas 2 and 3: wherein n and m are integers of 1 or more, and wherein the rubbing alignment material is a compound selected from a polyimide compound or a polyamic acid compound having the following chemical formulas 5 to 7: wherein R is selected from the group consisting of  X  and m is integer of 1 or greater, wherein X  and m is integer of 1 or greater, wherein X  and m is integer of 1 or greater.