1,1-Difluoro-2-chloroethylene as aerosol propellant
AssigneeBayer Aktiengesellschaft
InventorsKarl-Heinz Mitschke, Hans Niederprum
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Abstract
1,1-Difluoro-2-chloroethylene is used as the propellant in an aerosol spray can. It is reasonably stable and non-flammable but will in time degrade in the atmosphere.
Claims4
A container for dispersing a spray comprising a container, a valve sealing the container, a conventional filler within said container to be dispersed as a spray and a pressurized propellant gas comprising 1,1-difluoro-2-chloroethylene.
In the dispersing of a material as an aerosol by opening a valve on a pressurized container containing a filler to be dispersed and a propellant, the improvement which comprises employing 1,1-difluoro-2-chloroethylene as the propellant.
Dependencies are inferred from the claim text.