Patent · US Expired

Liquid-crystalline polyester solution composition

US7022807B2 · kind B2 · utility

9Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 15, 2004
Grant dateApr 4, 2006
Priority date
Expiry dateApr 15, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/685
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A liquid-crystalline polyester solution composition comprises an aprotic solvent and liquid-crystalline polyester. The liquid-crystalline polyester includes at least one of repeating unit selected from the group consisting of a repeating unit derived from aromatic diamine, a repeating unit derived from aromatic amine having a hydroxyl group and a repeating unit derived from aromatic amino acid, in from 10 to 35 mol % in the liquid-crystalline polyester.

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