Patent · US Expired

Benzene derivatives, and liquid-crystalline medium

US5827450A · kind A · utility

4Cited by
9References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 9, 1996
Grant dateOct 27, 1998
Priority date
Expiry dateOct 9, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K2019/3021
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it contains one or more compounds of the general formula I ##STR1## in which, R, A.sup.1, Z.sup.1, Y, ring B and m are as defined in claim 1.

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