Alignment Layer for Display Device, Liquid Crystal Display Device Including the Same and Method and Apparatus for Treating the Same

摘要

An alignment layer for a display device may include a plurality of rubbing patterns formed on its surface, wherein each of the rubbing patterns includes a first pattern intersecting a center axis at a first angle, and a second pattern connected to the first pattern and intersecting the center axis at a second angle, and the first pattern and the second pattern are alternately repeated. A liquid crystal display device includes the alignment layer, and a method and apparatus for treating the alignment layer are provided.