Improved hair colouring sheets

Abstract

The invention relates to a sheet ( 1 ) which is impermeable to bleach, tint or hair dye and which is adapted to enclose a strand of hair from the remainder of the hair on the head wherein the sheet ( 1 ) is dissolvable in water.

1 . A sheet which is impermeable to bleach, tint or hair dye and which is adapted to enclose a strand of hair from the remainder of the hair on the head wherein the sheet is comprised of a single layer and is dissolvable in water. 
     
     
         2 . A sheet as claimed in  claim 1  which is elongate in shape and comprises a crease or fold adjacent to its centre such that the sheet can be folded around an isolated strand of hair. 
     
     
         3 . A sheet as claimed in  claim 1  or  claim 2  wherein a layer of adhesive is provided adjacent the edge of the sheet which would abut the scalp in use, for adhering the sheet to the hair and/or the scalp. 
     
     
         4 . A sheet as claimed in  claim 3  further comprising a layer of adhesive adjacent the edge of the sheet which would not abut the scalp in use, for fastening the sheet around a strand of hair. 
     
     
         5 . A sheet as claimed in  claim 3  further comprising a layer of adhesive which is coated onto substantially the entire surface of the sheet. 
     
     
         6 . A sheet as claimed in  claim 3 ,  4  or  5  wherein the layer of adhesive is provided with a protecting strip, which is removable in use to expose the layer of adhesive. 
     
     
         7 . A sheet as claimed in any of  claims 3  to  5  wherein the sheet is provided with a double coated adhesive tape which is adhered to the sheet adjacent to an edge so that one side of the tape may be fixed to the sheet and the other side, when exposed, may be adhered to the hair or to the sheet. 
     
     
         6 . A sheet as claimed in  claims 3  to  7  wherein the adhesive is releasably adherent to the hair such that the adhesive dissolves in water. 
     
     
         9 . A sheet as claimed in any preceding claim wherein the sheet is composed of a water soluble material selected from water soluble papers and water soluble plastics. 
     
     
         10 . A sheet which is impermeable to bleach, tint or hair dye substantially as described herein with reference to the accompanying drawings.