Patent ID: 8530588

Claim:
A liquid crystal (LC) alignment agent, comprising: a polymer (A), wherein the polymer (A) is obtained by reacting a diamine compound (a-1) with a tetracarboxylic dianhydride compound (a-2); a tertiary hydroxylamine (B), wherein the tertiary hydroxylamine (B) comprises a structure of Formula (III): wherein R 1 , R 2 and R 3 are aliphatic hydrocarbon groups or aromatic hydrocarbon groups both unsubstituted or substituted by an amine group, a hydroxy group or an alkyl group, and at least one end of the R 1 , R 2 and R 3 has a hydroxy group; and an epoxy group-containing compound (C), wherein the LC alignment agent has an epoxy value of 0.065 to 0.900.