申请人:LG CHEM, LTD.
公开号:US11319282B2
公开(公告)日:2022-05-03
The present invention provides a novel diamine compound capable of producing a polymer which exhibits greatly enhanced mechanical properties and heat resistance while maintaining transparency. A film including a polymer produced using the diamine compound has excellent transparency, heat resistance, mechanical strength and flexibility, and thus can be used in various fields, such as in a device substrate, a display cover substrate, an optical film, an Integrated circuit (IC) package, an adhesive film, a multi-layer flexible printed circuit (FPC), a tape, a touch panel and an optical disc protection film, and the like.
本发明提供了一种新型二胺化合物,它能够生产出一种在保持透明度的同时,机械性能和耐热性能大大增强的聚合物。使用这种二胺化合物生产的包括聚合物在内的薄膜具有优异的透明度、耐热性、机械强度和柔韧性,因此可用于各种领域,如设备基板、显示屏盖板基板、光学薄膜、集成电路(IC)封装、粘合膜、多层柔性印刷电路(FPC)、胶带、触摸屏和光盘保护膜等。