Process for strengthening hair and improving the compatibility of a treatment for waving the hair with another subsequent cosmetic treatment comprising applying derivatives of 2-iminothiolane

摘要

A process for strengthening the hair, and a process for improving the compatibility of a treatment for waving the hair with a subsequent different cosmetic treatment are disclosed herein. The processes comprise applying to the hair a composition at neutral pH comprising, in a cosmetically acceptable medium, at least one derivative of 2-iminothiolane of formula (1), and/or the water soluble salts thereof.