Wig for decorating hair

Abstract

An ornamental wig such as a toupee or a hairpiece, which requires no special treatment in a specialty store such as a beauty parlor, can change its color easily in response to the existence of light irradiation such as an ultraviolet ray. The ornamental wig includes reversible photosensitive discoloring imitation hair containing a photochromic compound at least in a portion thereof. The wig is of a size so as to be attachable to a human head, and an attaching device or devices are fitted to a portion of the wig.

What is claimed is:  
     
         1 . An ornamental wig, comprising: 
 reversible photosensitive discoloring imitation hair containing a photochromic compound at least in a portion thereof,    wherein the wig is sized for attachment to a human head, and    attaching means is fitted to a portion of the wig.    
     
     
         2 . The ornamental wig according to  claim 1 , wherein the reversible photosensitive discoloring imitation hair is constituted of a polyolefin fiber that contains an organic photochromic compound having a molecular weight of 300 or more.  
     
     
         3 . The ornamental wig according to  claim 1 , wherein the reversible photosensitive discoloring imitation hair is constituted of a polyolefin fiber that contains an organic photochromic compound having a molecular weight of 300 or more, a pigment and wax series dispersant.  
     
     
         4 . The ornamental wig according to any one of  claims 1  to  3 , wherein the wig is constituted by combining reversible photosensitive discoloring imitation hair and reversible thermosensitive discoloring imitation hair.  
     
     
         5 . The ornamental wig according to any one of  claims 1  to  4 , wherein the imitation hair changes its color entirely.  
     
     
         6 . The ornamental wig according to any one of  claims 1  to  5 , wherein the imitation hair changes its color partially.  
     
     
         7 . The ornamental wig according to any one of  claims 1  to  6 , wherein the attaching means has an ornament portion, a hairpin portion and an imitation hair fitting portion.  
     
     
         8 . The ornamental wig according to any one of  claims 1  to  6 , wherein the ornament portion has an engaging portion for detachably engaging with the hairpin portion.