POLYIMIDE-BASED POLYMER FILM, SUBSTRATE FOR DISPLAY DEVICE, AND OPTICAL DEVICE USING THE SAME

• Main Authors: KIM, Kyunghwan, PARK, Chan Hyo
• Format: Patent
• Language: English
• Published: 29.07.2021
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

The present disclosure relates to a polyimide-based resin film which is synthesized by the reaction of an acid anhydride compound having a specific structure and a diamine compound, thereby capable of ensuring excellent optical properties even under high temperature heat treatment conditions, and st...