abstract |
It provides a liquid crystal photo-alignment agent comprising a first polymer comprising a polyamic acid comprising a repeating unit represented by the following formula (1), a polyimide comprising a repeating unit represented by the following formula (2), or a combination thereof.n n n [Formula 1]n n n n n n n n [Formula 2]n n n n n n n n In Chemical Formulas 1 and 2,n n n X 1 , X 2 , Y 1 and Y 2 are as defined in the specification. |