Patent ID: 8329264

Claim:
A liquid crystal alignment agent comprising a polymer of polyamic acid, a polyimide, or a combination thereof, and an epoxy compound represented by the following Chemical Formula 1: wherein, in the above Chemical Formula 1, X is unsubstituted C1 to C20 linear or branched alkyl, unsubstituted C3 to C30 cycloalkyl, C1 to C20 linear or branched alkyl substituted with at least one halogen or C3 to C30 cycloalkyl substituted with at least one halogen, Y is a single bond, O, COO, CONH, or OCO; Z is N or O; R 1 and R 2 are the same or different, and are independently a single bond, substituted or unsubstituted aryl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl, or a fused ring of at least two of the above, provided that at least one of R 1 and R 2 is substituted or unsubstituted aryl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl, or a fused ring of at least two of the above, and provided that when R 2 is aryl, then Y is O, COO, —CONH, or OCO; k is an integer ranging from 1 to 5; m is an integer of 1 or 2; and n is an integer of 1 or more.