Invention Grant
- Patent Title: Tricyclic aromatics and liquid-crystalline medium
- Patent Title (中): 三环芳烃和液晶介质
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Application No.: US12162188Application Date: 2006-12-29
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Publication No.: US08148551B2Publication Date: 2012-04-03
- Inventor: Rudolf Eidenschink , Holger Kretzschmann
- Applicant: Rudolf Eidenschink , Holger Kretzschmann
- Applicant Address: DE Darmstadt
- Assignee: Merck Patent Gesellschaft MIT Beschraenkter Haftung
- Current Assignee: Merck Patent Gesellschaft MIT Beschraenkter Haftung
- Current Assignee Address: DE Darmstadt
- Agency: Millen, White, Zelano & Branigan, P.C.
- Priority: DE102006004059 20060128
- International Application: PCT/EP2006/012593 WO 20061229
- International Announcement: WO2007/085297 WO 20070802
- Main IPC: C07C69/75
- IPC: C07C69/75 ; C07C41/00 ; C09K19/52 ; C09K19/00
Abstract:
The invention relates to tricyclic aromatics of the general formula I in which A1, A2, A3, A4, Q1-Q2, R1, R2, X1, X2, X3, Z1, Z2, Z3, Z4, q, r, s, t and u have the meaning indicated, and to the use thereof as components of liquid-crystalline media and to an electro-optical display element containing same.
Public/Granted literature
- US20090131689A1 TRICYCLIC AROMATICS AND LIQUID-CRYSTALLINE MEDIUM Public/Granted day:2009-05-21
Information query
