Polyamide, Film, and Image Display Device

摘要

A polyamide having from 25 to 90 mol % of a repeating unit of the following formula (1) and having from 10 to 75 mol % of a repeating unit of the following formula (2): formula (1) formula (2) wherein the ring and the ring are a monocyclic or polycyclic ring; R₁ and R₂ each are H or a substituent; R₃ and R₄ each are a substituent; p and q each are from 0 to 4; and L is 2,6-naphthylene, 3,3'-biphenylene or paraphenylene. The polyamide has good heat resistance and excellent optical and mechanical properties.