公开(公告)号：US12043783B2

公开(公告)日：2024-07-23

申请号：US18056586

申请日：2022-11-17

申请人： SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.

发明人： Xiaolong Wang ,  Qing Cui ,  Yunxia Qiao ,  Yan Wang ,  Shuai Zhao ,  Hao Liu

IPC分类号： G02F1/1333 ,  C09K19/12 ,  C09K19/30 ,  C09K19/34

CPC分类号： C09K19/3405 ,  C09K19/12 ,  C09K19/3003 ,  C09K19/3402 ,  C09K2019/123 ,  C09K2019/124 ,  C09K2019/3004 ,  C09K2019/301 ,  C09K2019/3016 ,  C09K2019/3408 ,  C09K2019/3422 ,  C09K2019/3425

摘要： A liquid crystal composition containing a benzochromene compound and the use thereof in a liquid crystal display element or liquid crystal display. The liquid crystal composition comprises one or more compounds represented by Formula I and one or more compounds represented by Formula II. The liquid crystal composition has the characteristics of a small rotational viscosity, a large elastic constant, a high transmittance, a fast response speed, a strong resistance to ultraviolet light irradiation, and a high long-time light stability, and is particularly suitable for the field of TV display.