Patent · US Expired

Quinoxaline-containing hyperbranched aromatic poly(ether-ketones)

US6849707B1 · kind B1 · utility

6Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 23, 2003
Grant dateFeb 1, 2005
Priority date
Expiry dateOct 23, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G73/0694
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A quinoxaline-containing hyperbranched ether-ketone polymer having repeating units of the formula: and a method for preparing the polymer are provided.

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