Patent · US Expired

Thermotropic liquid crystalline polymers

US5017678A · kind A · utility

0Cited by
7References
4Claims
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Assignee

Inventors

Key dates

Filing dateJun 4, 1990
Grant dateMay 21, 1991
Priority date
Expiry dateJun 4, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/19
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Melt-formable thermotropic liquid crystalline polymers containing groups derived from terephthalic acid and a mixture of phenyl hydroquinone, 2-(.alpha.-phenylisopropyl) hydroquinone and, if desired, 2,5 bis (.alpha.-phenylisopropyl) hydroquinone.

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