| abstract |
【Task】 Liquid crystal aligning agent that forms a liquid crystal aligning film having high liquid crystal aligning property, low volume resistance, and good electrical properties such as VHR by being used as a part of the raw material of polyamic acid and its derivatives used for liquid crystal aligning agent The diamine compound which can obtain is provided. [Solution] A diamine having in its molecule a primary or secondary amino group protected with a group capable of leaving by heat is used as a raw material for polyamic acid and its derivatives. [Selection figure] None |