Patent · US Expired

Polyphosphazenes including ionic or ionizable moieties and fluorine-containing moieties

US7217781B2 · kind B2 · utility

1Cited by
0References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 2005
Grant dateMay 15, 2007
Priority date
Expiry dateMay 16, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A polyphosphate polymer which includes both (i) ionic or ionizable moieties; and (ii) fluorine-containing moieties. Such polymers may be used as matrices for pharmaceuticals, as multilayer coatings for fuel cell membranes, as dopant for electrically conductive polymers, or as multilayer coatings for biomedical devices.

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