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Acid anhydride compound, and polyamideimide resin and film using the same

Grant US12595268B2 Kind: B2 Apr 07, 2026

Assignee

KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventors

Sang Youl Kim, Seong Jong Kim

Abstract

Provided are an acid anhydride compound having a novel structure, and a polyamideimide resin and a polyamideimide film produced therefrom. Specifically, since the polyamideimide film according to the present invention includes a structural unit derived from the acid anhydride compound, it may have high thermal resistance and a low coefficient of thermal expansion while being colorless and transparent.

CPC Classifications

C07D 493/04 C08G 73/14

Filing Date

2023-11-22

Application No.

18517326

Claims

11