Mascara brush with small diameter bristle fibers

Abstract

A mascara brush for a low viscosity mascara product has a typical twisted wire core containing bristles having a relatively small diameter and relatively high bristle density. The bristles have a diameter of from 0.0001 inch to about 0.004 inch, preferably 0.0005 inch to 0.003 inch, and most preferably 0.001 to 0.003 inch. The bristle density is in the range of 18-175 bristles per turn; depending on the bristle diameter.

What is claimed is:  
     
         1 . A brush for applying mascara to eyelashes, comprising: 
 a twisted wire core holding a plurality of radially extending bristles to form a brush at an end of the core, said bristles having a diameter of between about 0.0001 inch to about 0.004 inch, said bristles being provided at a bristle density of between about 18 to about 175 bristles per turn.    
     
     
         2 . A brush in accordance with  claim 1 , wherein the bristles have a diameter of about 0.0005 inch to 0.003 inch.  
     
     
         3 . A brush in accordance with  claim 1 , wherein the bristles have a diameter of about preferably 0.001 inch to 0.003 inch.  
     
     
         4 . A brush in accordance with  claim 1 , wherein the bristles have a diameter of about 0.0001 inch to 0.00049 inch and a bristle density of 200−60 bristles per turn.  
     
     
         5 . A brush in accordance with  claim 1 , wherein the bristles have a diameter of about 0.0005 inch to 0.00099 inch and a bristle density of 180−40 bristles per turn.  
     
     
         6 . A brush in accordance with  claim 1 , wherein the bristles have a diameter of about 0.001 inch to 0.001 9 inch and a bristle density of 175−30 bristles per turn.  
     
     
         7 . A brush in accordance with  claim 1 , wherein the bristles have a diameter of about 0.002 inch to 0.0029 inch and a bristle density of 120−22 bristles per turn.  
     
     
         8 . A brush in accordance with  claim 1 , wherein the bristles have a diameter of about 0.003 inch to 0.004 inch and a bristle density of 60−18 bristles per turn.  
     
     
         9 . A brush for applying mascara to eyelashes, comprising: 
 a twisted wire core holding a plurality of radially extending bristles to form a brush at an end of the core, said bristles having a diameter of between about 0.0001 inch to 0.00049 inch and a bristle density of 200−60 bristles per turn.    
     
     
         10 . A brush for applying mascara to eyelashes, comprising: 
 a twisted wire core holding a plurality of radially extending bristles to form a brush at an end of the core, said bristles having a diameter of between about 0.0005 inch to 0.00099 inch and a bristle density of 180−40 bristles per turn.    
     
     
         11 . A brush for applying mascara to eyelashes, comprising: 
 a twisted wire core holding a plurality of radially extending bristles to form a brush at an end of the core, said bristles having a diameter of between about 0.001 inch to 0.0019 inch and a bristle density of 175−30 bristles per turn.    
     
     
         12 . A brush for applying mascara to eyelashes, comprising: 
 a twisted wire core holding a plurality of radially extending bristles to form a brush at an end of the core, said bristles having a diameter of between about 0.002 inch to 0.0029 inch and a bristle density of 120−22 bristles per turn.    
     
     
         13 . A brush for applying mascara to eyelashes, comprising: 
 a twisted wire core holding a plurality of radially extending bristles to form a brush at an end of the core, said bristles having a diameter of between about 0.003 inch to 0.004 inch and a bristle density of 60−18 bristles per turn.