Patent ID: 6173717
Filing Date: 2001-01-16
Classification: A61K,A61Q

Abstract:
A method of permanent shaping and volumizing hair, said method consisting of the steps of:a) providing an alkaline permanent shaping composition having a pH of 7.6 to 11 and comprising a hair keratin-reducing substance;b) applying the permanent shaping composition to the hair and allowing the permanent shaping composition to act on the hair for 5 to 30 minutes at room temperature or for 2 to 20 minutes at an elevated temperature of from 35 to 60.degree. C.;c) providing an acidic aqueous intermediate treating agent having a pH of 2 to 6.5 and comprising an aliphatic organic acid;d) after the applying and the allowing of step b), applying the acidic aqueous intermediate treating agent to the hair and subsequently dabbing off any excess liquid present on the hair if necessary;e) after the applying and the dabbing of step d), winding the hair onto a shaping device or fastening means;f) after the winding of step e), allowing the hair to rest for up to 30 minutes at said room temperature or to rest up to 20 minutes at a raised temperature of from 35 to 60.degree. C.;g) after step f), treating the hair with an oxidant-based fixative;h) removing the shaping device or fastening means from the hair; andi) then removing the fixative from the hair by rinsing with water, or washing out the fixative with a shampoo, and combing the hair to obtain a predetermined hair style.