Patents Assigned to Solvay (Societe Ananyme)
  • Pressurized-gas pack and propellant for aerosols
    Patent number: 5620631
    Abstract: The invention relates to a pressurized-gas pack, in particular an aerosol pressurized-gas pack, containing pressure-liquefied 2-hydro-heptafluoropropane (F 227) or a mixture thereof with pressure-liquefied propane and/or n-butane and/or i-butane and/or dimethyl ether and/or 1,1-difluoroethane. The invention also relates to a propellant for aerosols, comprising F 227 or the named mixtures thereof.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: April 15, 1997
    Assignee: Solvay (Societe Ananyme)
    Inventors: Elmar Heiskel, Wilfred Schmieder