Patent · US Expired

Liquid crystalline polyesters formed by reaction of bis(hydroxyalkoxy) biphenyls with terephthaloyl chloride

US5032669A · kind A · utility

8Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 1, 1990
Grant dateJul 16, 1991
Priority date
Expiry dateMay 1, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/193
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Novel liquid crystal polyesters can be formed by reaction of bis(hydroxyalkoxy)biphenyls (including the novel bis(2-hydroxybutoxy)biphenyl) with terephthaloyl chloride.

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