Aerosol antiperspirant compositions, products and methods

Abstract

An aerosol antiperspirant composition is provided. The aerosol antiperspirant composition includes a propellant having a concentration from 30% to 65% by weight and an antiperspirant composition. The antiperspirant composition includes one or more liquid materials, wherein the one or more liquid materials comprise one or more non-volatile silicone fluids having a concentration from 40% to about 70% by weight; antiperspirant active particulates; one or more non-antiperspirant active particulates that are substantially inert; and wherein the antiperspirant composition has a total particulate concentration from 30% to about 60% by weight and the antiperspirant composition has a viscosity greater than 1,000 centipoise.

What is claimed is: 
     
         1 . An aerosol antiperspirant composition, comprising:
 a liquid propellant having a concentration from 30% to 65% by weight of aerosol antiperspirant composition;   an antiperspirant composition comprising:
 one or more liquid materials comprising 70% to 100% by weight of the liquid materials, of non-volatile polydimethyl siloxane fluid; the one or more liquid materials having a concentration from 40% to 70% by weight of the antiperspirant composition; 
 antiperspirant active particulates; 
 wherein the antiperspirant composition has a L/P ratio of from about 0.6 to about 1.6, an A/P ratio of from about 0.1 to about 0.95, and a viscosity from 1,000 centipoise to about 50,000 centipoise. 
   
     
     
         2 . The aerosol antiperspirant composition of  claim 1 , wherein the antiperspirant composition is in the form of a dispersion. 
     
     
         3 . An aerosol antiperspirant composition according to  claim 1 , wherein the one or more liquid materials of the antiperspirant composition consist essentially of non-volatile polydimethyl siloxane fluid, a liquid fragrance material and silicone gum. 
     
     
         4 . An aerosol antiperspirant composition according to  claim 1 , further comprising a particulate fragrance material having a concentration from about 0.25% to about 5% by weight of the antiperspirant composition. 
     
     
         5 . An aerosol antiperspirant composition according to  claim 1 , further comprising a liquid fragrance material having a concentration less than 4% by weight of the antiperspirant composition. 
     
     
         6 . An aerosol antiperspirant composition according to  claim 1 , wherein the non-volatile silicone fluids have a concentration from about 40% to 55% by weight of the antiperspirant composition. 
     
     
         7 . An aerosol antiperspirant composition according to  claim 1 , wherein the antiperspirant composition has a total particulate concentration from 30% to 60% by weight of the antiperspirant composition. 
     
     
         8 . An aerosol antiperspirant composition according to  claim 1 , wherein the antiperspirant composition is substantially or completely free of a silicone gum. 
     
     
         9 . An aerosol antiperspirant composition according to  claim 1 , wherein the L/P ratio is from about 0.6 to about 1.4. 
     
     
         10 . An aerosol antiperspirant composition according to  claim 1 , wherein the non-volatile polydimethyl siloxane fluid consists essentially of a polydimethyl siloxane fluid having a viscosity of 5 centistokes to 350 centistokes. 
     
     
         11 . An aerosol antiperspirant composition according to  claim 1 , wherein the one or more liquid materials comprise less than 10% by weight of volatile silicone fluids. 
     
     
         12 . An aerosol antiperspirant composition according to  claim 1 , wherein the antiperspirant composition is substantially or completely free of volatile silicone fluids. 
     
     
         13 . An aerosol antiperspirant composition according to  claim 1 , wherein the particulates of the antiperspirant active have a concentration less than 34% by weight of the antiperspirant composition. 
     
     
         14 . An aerosol antiperspirant composition according to  claim 1 , further comprising one or more bulking or suspending materials selected from the group consisting of a silica material, a clay material and combinations thereof. 
     
     
         15 . An aerosol antiperspirant composition according to  claim 1 , further comprising one or more non-antiperspirant active particulates selected from the group consisting of particulate fragrance materials, native starches and combinations thereof. 
     
     
         16 . An aerosol antiperspirant composition according to  claim 1 , wherein the antiperspirant composition has a viscosity from 3,000 centipoises to 40,000 centipoises. 
     
     
         17 . An aerosol antiperspirant composition according to  claim 1 , wherein the liquid propellant has a concentration from about 50% to 65% by weight of the aerosol antiperspirant composition. 
     
     
         18 . An aerosol antiperspirant composition according to  claim 1 , wherein the A/P ratio is from 0.3 to 0.75. 
     
     
         19 . A product, comprising a reservoir, an actuator comprising a discharge orifice, and a valve in fluid communication with the discharge orifice and the reservoir, the reservoir storing an aerosol antiperspirant composition according to  claim 1 . 
     
     
         20 . A method of using the product of  claim 19 , wherein the antiperspirant composition is sprayed onto an axillia surface.