Patent · US Expired

Fluorinated copolymer surfactants and use thereof in aerosol compositions

US6451287B1 · kind B1 · utility

13Cited by
22References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 2000
Grant dateSep 17, 2002
Priority date
Expiry dateMay 26, 2020

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K47/32
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Amphiphilic fluorinated block copolymers are disclosed which are useful for increasing the dispersability of particles, preferably drug particles, in a fluorine-containing propellant.

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