abstract |
A liquid crystal aligning agent consisting essentially of a polyimide resin obtained by the polymerization of a diamine, a tetracarboxylic acid dianhydride and a monoamine of the formula: n n R.sup.2 (R.sup.1).sub.n NH.sub.2 (I) n n wherein R 1 is a divalent organic group, R 2 is an alkyl group having from 6 to 20 carbon atoms, and n is 0 or 1. |