| abstract |
(57) [Summary] [PROBLEMS] To provide excellent voltage stability based on uniformity of film thickness when applied to a liquid crystal alignment film, which is excellent in stability during storage at room temperature, and furthermore, is effective in manufacturing efficiency. And a production method for obtaining the same. A polyimide composition containing, as a resin component, a polyimide obtained by one direct imidization reaction based on simultaneous presence of one or more acid dianhydrides and three or more diamines. |