A - Human Necessities – 45 – D
Patent
A - Human Necessities
45
D
A45D 7/04 (2006.01) A45D 7/00 (2006.01) A61K 7/09 (1990.01)
Patent
CA 2073816
ABSTRACT OF THE DISCLOSURE A new and improved cysteinamide reducing agent, such as cysteinamide hydrochloride, capable of breaking sulfur to sulfur cystine bonds in human hair for use in permanent wave and hair straigntening compositions, to provide additional set retention in hair sprays, styling aids, mousse and hair bodifying compositions, and to provide the hair with additional body when incorporated into shampoos, conditioners and conditioning shampoo compositions. In one embodiment, the cysteinamide reducing agent compounds are used for the reducing agent in permanent waving of human hair in the form of a mild alkaline permanent wave reducing composition and in a method of permanently waving or re- shaping human hair that provides a strong, long lasting curl.
Fetherstonhaugh & Co.
Helene Curtis Inc.
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