abstract |
Disclosed are a polyimide film that can be used as a substrate for a flexible display device, a polyimide composition for forming the same, and a film manufacturing method using the same. The polyimide film includes a polyimide represented by Formula 2 or a polyamide-imide copolymer represented by Formula 1, and has an energy margin of 30 mj/cm 2 or more of an exfoliation laser. |