LIQUID CRYSTAL ALIGNING AGENT, LIQUID CRYSTAL ALIGNMENT FILM, LIQUID CRYSTAL DISPLAY ELEMENT, PHASE DIFFERENCE FILM, MANUFACTURING METHOD FOR PHASE DIFFERENCE FILM, POLYMER, AND COMPOUND

摘要

PROBLEM TO BE SOLVED: To provide a liquid crystal aligning agent which allows a variety of characteristics requested for a liquid crystal display element to be expressed in a balanced manner.SOLUTION: A liquid crystal aligning agent contains at least one polymer selected from the group consisting of polyamic acid, polyamic acid ester and polyimide obtained by the reaction of tetracarboxylic acid dianhydride or the like, and diamine including a compound represented by the formula (d), wherein Rto Rare a hydrogen atom or the like; Zand Zare a single bond, -O-, -COO-, -CO-, -NHCO- or -O-CH-, and Zand Zmay not be a single bond at the same time; Xis a divalent organic group; and n is 0 or 1.