Permanent wave composition and method

Details Permanent wave composition and method Permanent wave composition and method

A - Human Necessities

61

K

167/307

A61K 7/09 (1990.01)

Patent

CA 2039121

PATENT APPLICATION 27696/3023 ABSTRACT OF THE DISCLOSURE A mild, alkaline permanent wave reducing composition and method of permanently waving or reshaping human hair that provides a strong, long lasting curl like an alkaline permanent wave composition but leaves the hair soft like an acid permanent wave composition and leaves essentially no post-perm odor. The composition contains about 2.0% to about 6.5% by weight of a cysteine reducing agent compound selected from the group consisting of cysteine, a cysteine salt, and mixtures thereof; about 4.5% to about 8.0% of a thioglycolate; and sufficient additional alkali, if necessary, to bring the pH of the composition within the range of about 7.5 to about 9.5.

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