Patent · US Expired

Aerosol foaming compositions

US4122159A · kind A · utility

24Cited by
3References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1977
Grant dateOct 24, 1978
Priority date—
Expiry dateMay 23, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K3/30
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Aerosol foam compositions which have improved stability and foaming containing 2-14% liquified gas and nitrous oxide propulsive agent, 0.2-6% of a tensio-active amphoteric foaming agent, and 0.2-3% tertiary amino oxide.

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