Water and oil emulsion solid antiperspirant/deodorant compositions

• US 6,171,581 B1
• Filed: 05/19/1999
• Issued: 01/09/2001
• Est. Priority Date: 12/18/1998
• Status: Expired due to Term

• Current Assignee: Revlon Consumer Products Corporation (Ronald Owen Perelman, MBA)
• Original Assignee: Revlon Consumer Products Corporation (Ronald Owen Perelman, MBA)
• Inventors: Wang, Tian Xiang, Shalotsky, Charles George, Joshi, Vijay Kumar
• Primary Examiner(s): Dodson, Shelley A.
• Assistant Examiner(s): Lamm, Marina
• Application Number:
  US09/314,216
• Time in Patent Office: 601 Days
• Field of Search: 424/400, 424/401, 424/65, 424/DIG. 5, 514/932, 514/944
• US Class Current: 424/65
• CPC Class Codes: A61K 8/042 Gels
• CPC Class Codes: A61K 8/06 Emulsions
• CPC Class Codes: A61K 8/28 Zirconium; Compounds thereof
• CPC Class Codes: A61K 8/365 Hydroxycarboxylic acids; Ketocarboxylic acids
• CPC Class Codes: A61K 8/42 Amides
• CPC Class Codes: A61K 8/585 Organosilicon compounds
• CPC Class Codes: A61K 8/73 Polysaccharides
• CPC Class Codes: A61K 8/891 saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
• CPC Class Codes: A61K 8/894 modified by a polyoxyalkylene group, e.g. cetyl dimethicone copolyol
• CPC Class Codes: A61K 8/895 containing silicon bound to unsaturated aliphatic groups, e.g. vinyl dimethicone
• CPC Class Codes: A61Q 15/00 Anti-perspirants or body deodorants deodorisation of air A61L9/00
• CPC Class Codes: Y10S 424/05 Stick

Abstract

A water and oil emulsion solid antiperspirant or deodorant composition comprising, by weight of the total composition:

0.1-30% of a silicone elastomer,

0.05-30% of a gellant,

1-25% of an antiperspirant or deodorant active,

1-90% water, and

1-75% oil.

Claims

1. A water and oil emulsion solid antiperspirant composition comprising, by weight of the total composition:

0.1-30% of a silicone elastomer,

0.05-30% of a gellant,

1-25% of an antiperspirant active,

1-90% water, and

1-75% oil.

2. The composition of claim 1 which is an oil in water emulsion.

3. The composition of claim 1 wherein the silicone elastomer is the reaction product of methyl hydrogen siloxane and a vinyl terminated organosiloxane.

4. The composition of claim 1 wherein the silicone elastomer is the reaction product of methyl hydrogen siloxane and an alpha omega diene.

5. The composition of claim 1 wherein the silicone elastomer is an emulsifying siloxane elastomer.

6. The composition of claim 1 wherein the gellant is selected from the group consisting of dibenzylidene alditols, a carboxylated salt gellant, a polysaccharide, a protein/polysaccharide complex, and mixtures thereof.

7. The composition of claim 1 wherein the gellant is a polysaccharide.

8. The composition of claim 1 wherein the oil is selected from the group consisting of a volatile oil, a nonvolatile oil, and mixtures thereof.

9. The composition of claim 8 wherein the volatile oil comprises cyclomethicone.

10. The composition of claim 8 wherein the nonvolatile oil comprises dimethicone.

11. The composition of claim 1 additionally comprising a nonionic silicone surfactant.

12. The composition of claim 11 wherein the nonionic silicone surfactant is dimethicone copolyol.

13. The composition of claim 1 additionally comprising a gel structure modifier.

14. A water and oil emulsion solid deodorant composition comprising, by weight of the total composition:

0.1-30% of a silicone elastomer,

0.05-30% of a gellant,

1-20% of a deodorant active,

1-90% water, and

1-75% oil.

15. The composition of claim 14 wherein the silicone elastomer is the reaction product of methyl hydrogen siloxane and a vinyl terminated organosiloxane.

16. The composition of claim 14 wherein the silicone elastomer is the reaction product of methyl hydrogen siloxane and an alpha omega diene.

17. The composition of claim 14 wherein the silicone elastomer is an emulsifying silicone elastomer.

18. The composition of claim 14 wherein the deodorant active is selected from the group consisting of fragrances, ammonium phenolsulfonate, benzalkonium chloride, benzethonium chloride, bromochlorophene, cetylpyridinium chloride, chlorophyllin-copper complex, chlorothymol, chloroxylenol, cloflucarban, dequalinium chloride, dichlorophene, dichloro-m-xylenol, disodium dihydroxyethyl sulfosuccinylundecylenate, domiphen bromide, hexachlorophene, lauryl pyridinium chloride, methylbenzethonium chloride, phenol, sodium bicarbonate, sodium phenolsulfonate, triclocarbone, triclosan, zinc phenolsulfonate, zinc ricinoleate, and mixtures thereof.

19. The composition of claim 14 wherein the oil is selected from the group consisting of a volatile oil, a nonvolatile oil, and mixtures thereof.

20. The composition of claim 14 wherein the composition additionally contains a nonionic silicone surfactant.