Deo emulsion for aerosols with reduced stain problem, deodorant comprising the same and use of the deodorant

Patent metadata

Field	Value
Publication number	US-11324675-B2
Application number	US-202017031560-A
Country	US
Kind code	B2
Filing date	Sep 24, 2020
Priority date	Sep 30, 2019
Publication date	May 10, 2022
Grant date	May 10, 2022

Abstract

The present disclosure concerns a deodorant emulsion for an aerosol spray comprising triethyl citrate, ethylhexyl palmitate and polydimethylsiloxane, as well as a deodorant aerosol spray product comprising a pressure or pump spray container with a spray head containing the deodorant emulsion, and optionally a propellant and/or further solvent, and a method for deodorizing human skin.

First claim

The invention claimed is:

1. A deodorant emulsion for an aerosol spray comprising:
triethyl citrate,
ethylhexyl palmitate,
Polydimethylsiloxane,
at least one emulsifier,
at least one salt,
water,
at least one silicone oil, and
at least one more oil,
wherein the deodorant emulsion is free of aluminum salts, free of ethanol, and free of decamethylcyclopentasiloxane.

2. The deodorant emulsion for an aerosol spray according to claim 1 , comprising:
the triethyl citrate in a concentration of from about 2.0% to about 20.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray,
the ethylhexyl palmitate in a concentration of from about 2.0% to about 20.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray, and
the polydimethylsiloxane in a concentration of from about 3.0% to about 30.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray.

3. The deodorant emulsion for an aerosol spray according to claim 1 , comprising from about 0.5% to about 5.0% by weight, of the at least one emulsifier, based on the total weight of the deodorant emulsion for an aerosol spray.

4. The deodorant emulsion for an aerosol spray according to claim 1 , comprising from about 0.1% to about 10.0% by weight, of the at least one salt, based on the total weight of the deodorant emulsion for an aerosol spray.

5. The deodorant emulsion for an aerosol spray according to claim 1 , comprising from about 1.0% to about 20.0% by weight, of the at least one silicone oil, based on the total weight of the deodorant emulsion for an aerosol spray.

6. The deodorant emulsion for an aerosol spray according to claim 1 , comprising from about 1.0% to about 20.0% by weight, of the at least one emulsifier, based on the total weight of the deodorant emulsion for an aerosol spray.

7. The deodorant emulsion for an aerosol spray according to claim 1 , wherein the deodorant emulsion further comprises at least one perfume oil, in an amount of from about 1.0% by weight to about 10.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray.

8. A deodorant aerosol spray product comprising:
a pressure or pump spray container with a spray head, wherein the container contains the deodorant emulsion according to claim 1 ; and
optionally a propellant and/or further solvent.

9. A method for deodorizing human skin, the method comprising:
applying the deodorant emulsion from the deodorant aerosol spray product according to claim 8 to the human skin.

10. The deodorant emulsion for an aerosol spray according to claim 1 , comprising:
the triethyl citrate in a concentration of from about 3.5% to about 14.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray,
the ethylhexyl palmitate in a concentration of from about 3.5% to about 14.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray, and
the polydimethylsiloxane in a concentration of from about 6.0% to about 20.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray.

11. The deodorant emulsion for an aerosol spray according to claim 1 , comprising:
the triethyl citrate in a concentration of from about 5.0% to about 8.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray,
the ethylhexyl palmitate in a concentration of from about 5.0% to about 8.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray, and
the polydimethylsiloxane in a concentration of from about 8.0% to about 12.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray.

12. The deodorant emulsion for an aerosol spray according to claim 1 , further comprising:
at least one deodorant active ingredient in an amount of from about 0.1% by weight to about 50.0% by weight, based on the total weight of the deodorant emulsion for an aerosol spray.

Assignees

• Henkel Ag & Co Kgaa

Inventors

• Vockenroth Inga Kerstin
• Solich Daniel
• Stadler Iris Marina

Classifications

• B65D83/141

  specially adapted for specific contents or propellants · CPC title

• A61K8/891 Primary

  saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone · CPC title

• A61K8/064 Primary

  Water-in-oil emulsions, e.g. Water-in-silicone emulsions · CPC title

• A61K2800/30

  Characterized by the absence of a particular group of ingredients · CPC title

• A61K8/86

  Polyethers · CPC title