Pressurized aerosol formulation and process for the manufacture thereof

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United States of America Patent

PATENT NO 4243548
SERIAL NO

05964010

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The subject of the invention is a pressurised aerosol formulation, which is in the form of a mixture, to be sprayed as a cosmetic, room or medicinal spray, of a propellant gas and organic solvents, as the propellant, and also active compounds and solvents for the active compounds, wherein the improvement comprises that the mixture is in the form of a homogeneous solution and this contains at least 50 percent by weight, preferably at least 55 percent by weight, of non-combustible constituents--relative to the total weight of the mixture--and contains, as the propellant gases, carbon dioxide and dimethyl ether, and, as non-combustible constituents, at least water, carbon dioxide, methylene chloride and/or 1,1,1-trichloroethane. This pressurized aerosol formulation is during transport, on storage and in use a product of low accident risk for the indicated purpose.

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Patent Owner(s)

  • HANS SCHWARZKOPF GMBH & CO. KG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bergemann, Uwe Hamburg, DE 10 98
Frenzel, Claus-Dieter Hamburg, DE 3 89
Heeb, Dieter Hamburg, DE 3 89

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