公开(公告)号：US20230383186A1

公开(公告)日：2023-11-30

申请号：US18200834

申请日：2023-05-23

申请人： Merck Patent GmbH

发明人： Sven Christian LAUT ,  Tzu-Huan TSENG ,  Kuang-Ting CHOU ,  Chi-Shun HUANG

IPC分类号： C09K19/30 ,  C09K19/54 ,  C09K19/06 ,  C09K19/12

CPC分类号： C09K19/3003 ,  C09K19/54 ,  C09K19/063 ,  C09K19/3066 ,  C09K19/3048 ,  C09K19/12 ,  C09K19/3098 ,  C09K2019/3009 ,  C09K2019/301 ,  C09K2019/3096 ,  C09K2019/3053 ,  C09K2019/3054 ,  C09K2019/122 ,  C09K2019/3016 ,  C09K2019/123

摘要： A liquid-crystal (LC) medium which is based on a mixture of polar compounds and is substantially dielectrically neutral, its use for optical, electro-optical and electronic purposes, in particular as optical retarder or optical compensator in LC displays, an optical retarder or optical compensator containing the LC medium, an optical, electrooptical or electronic device containing the optical retarder or optical compensator, and a process of manufacturing the optical retarder or optical compensator.