Patent · US Expired

Water-soluble phosphazene polymers having pharmacological applications

US4880622A · kind A · utility

143Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 1986
Grant dateNov 14, 1989
Priority date
Expiry dateMay 20, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K9/2031
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Novel poly(organophosphazene) polymers are used for the controlled release of pharmaceuticals, pesticides, herbicides, plant growth regulators and fertilizers. These polymers also act as foam control agents.

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