| abstract |
A liquid crystal alignment agent includes a polymer and a solvent. The polymer is obtained by reacting a diamine component with a tetracarboxylic dianhydride component, wherein the diamine component comprises a compound represented by Formula 1, and the tetracarboxylic dianhydride component comprises a compound represented by Formula 2: Formula 1, □ Formula 2, In Formula 1, X is a single bond, -O-, -COO- or -OCO-, and A and B are each independently a phenyl, cyclohexyl or piperazinyl group, R1nFor -H or -CH3nAnd R2nFor -H or C1n-C5nalkyl. |