US2014349019A1PendingUtilityA1

Silicone and siloxane-based impregnated coating and polymeric materials for conditioning

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Assignee: ROVCAL INCPriority: Dec 31, 2008Filed: Aug 7, 2014Published: Nov 27, 2014
Est. expiryDec 31, 2028(~2.5 yrs left)· nominal 20-yr term from priority
A45D 24/22A46B 11/00A46B 2200/104A46D 1/00B32B 37/08B05D 5/00A45D 1/04
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Claims

Abstract

The present disclosure generally relates to a personal care device comprising an immiscible conditioning composition formed by combining a hydrophilic matrix, such as a polymeric material, and a hydrophobic conditioning agent. More particularly, the present disclosure relates to a personal care device comprising a hydrophilic matrix, such as a polymeric material, and a hydrophobic conditioning agent dispersed therein, such as a silicone or a siloxane-based agent suitable for transferring from the device surface, and more particularly the matrix surface, to hair or skin surfaces in contact therewith.

Claims

exact text as granted — not AI-modified
1 - 24 . (canceled) 
     
     
         25 . A method for making a personal care device comprising a component having a contact surface, the contact surface component comprising a solid matrix of a porous, hydrophilic material and a hydrophobic conditioning agent fluid dispersed in the pores of the solid matrix, the method comprising:
 forming an immiscible composition comprising a hydrophobic conditioning agent fluid and a hydrophilic material;   extruding the immiscible composition to form a personal care device; and, cooling the extruded device;   wherein extrusion and cooling are carried out under conditions sufficient for the hydrophilic material to form a porous solid matrix having the hydrophobic conditioning agent fluid disperse therein.   
     
     
         26 . A method for coating a personal care device with a conditioning layer for contacting a hair or skin surface, the conditioning layer comprising a solid matrix of a porous, hydrophilic material and a hydrophobic conditioning agent fluid dispersed in the pores of the solid matrix, the method comprising:
 preparing an immiscible composition comprising a hydrophobic conditioning agent fluid and a hydrophilic material;   forming the immiscible composition into a layer by a sol-gel process, wherein the hydrophilic polymeric material is a porous solid matrix having the hydrophobic conditioning agent fluid dispersed in the pores thereof; and,   applying the layer to a surface of a component the personal care device.

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