Patent · US Expired

Liquid-crystalline, thermotropic aromatic polyesters

US5013819A · kind A · utility

1Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 1989
Grant dateMay 7, 1991
Priority date
Expiry dateNov 2, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/682
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Liquid-crystalline, thermotropic, aromatic polyesters processable in the molten state, comprising units derived from hydroquinone mono- and possibly di-substituted with aralkyl groups.

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