Patent · US Expired

Liquid crystalline compounds

US4167489A · kind A · utility

3Cited by
11References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 2, 1978
Grant dateSep 11, 1979
Priority date
Expiry dateMar 2, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K19/22
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Liquid crystalline compounds of the formula: ##STR1## wherein X is an electron-repelling radical and Z is an electron-attracting radical, and rings A, B and C are each unsubstituted or additionally substituted with 1 to 4 identical or different monovalent organic radicals.

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