| abstract |
The present invention relates to a liquid crystal alignment composition, a method of preparing a liquid crystal alignment film using same, and a liquid crystal alignment film and a liquid crystal display each using same, wherein the liquid crystal alignment composition comprises: a copolymer for a liquid crystal alignment agent, the copolymer containing two types of repeating units classified according to the type of diamine-derived functional group; and a cross-linker compound into which a protective group with a particular structure is introduced. |