A varnish for forming a liquid crystal alignment layer is prepared by formulating a polymer obtained by using a silsesquioxane derivative represented by the formula (1), and a solvent.
In the formula (1), R independently represents an unsubstituted phenyl, cyclopentyl, cyclohexyl, or t-butyl group, and Y
1
independently represents a group selected from the following formulae (a-1) to (a-6).
通过配制由式(1)表示的
硅倍半氧烷衍
生物和溶剂得到的聚合物,制备出一种用于形成液晶配位层的清漆。
在式 (1) 中,R 分别代表未取代的苯基、环戊基、环己基或叔丁基,而 Y
1
独立地代表选自下式(a-1)至(a-6)的基团。