Process for permanently waving of human hair

Details Process for permanently waving of human hair Process for permanently waving of human hair

A - Human Necessities

45

D

167/307

A45D 7/04 (2006.01)

Patent

CA 1156151

PROCESS FOR PERMANENTLY WAVING OF HUMAN HAIR Abstract of the Disclosure Natural hair on the head of a human being may be expeditiously permanently waved by a succession of chemical treatments. After the hair has been freshly shampooed and towel dried, The hair is subjected to treatment with a pre- wrap solution composed of an alkaline mercaptan. The treated hair is then wrapped on permanent waving rods, and is, thereafter subjected to a succession of treatments with an alkaline mercaptan composition in such a manner as to quickly soften the strands of hair so that they may conform lo the curvature of the waving rods, whereafter the hair is rinsed and treated with a mildly acidic solution -to reset the bonds in the hair as they were maintained during the curl operation.

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