Patent · US Expired

Fluorobenzene derivatives and liquid-crystalline medium

US5487845A · kind A · utility

29Cited by

10References

36Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Volker Reiffenrath · Roßdorf, DE
Hans-Adolf Kurmeier · Seeheim-Jugenheim, DE
Eike Poetsch · Mühltal, DE
Herbert Plach · Darmstadt, DE
Ulrich Finkenzeller · Plankstadt, DE
Ekkehard Bartmann · Langen (Hessen), DE
Joachim Krause · Dieburg, DE
Bernhard Scheuble · Alsbach, DE

Key dates

Filing date	Apr 12, 1994
Grant date	Jan 30, 1996
Priority date	—
Expiry date	Apr 12, 2014

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2019/3422
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Fluorobenzene derivatives of the formula I, ##STR1## R, A1, A2, S1, 22, L, m, Y, Q are as defined herein.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.