Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions – Permanent waving or straightening
Patent
1996-03-21
1998-02-24
Gardner-Lane, Sally
Drug, bio-affecting and body treating compositions
Live hair or scalp treating compositions
Permanent waving or straightening
424 702, A61K 709, A61K 706
Patent
active
057209448
ABSTRACT:
The object of the invention is a composition for permanent waving of human hair comprising, as sole or main reducing agent one or several polyglycol monothioglycollates or lactates of the general formula ##STR1## wherein R denotes a hydrogen atom or a methyl group, X represents an ethoxy or propoxy group, and n is a number from 2 to 5. These compositions have a low characteristic smell, good waving properties, and an extremely low skin sensitizing potential.
REFERENCES:
patent: 2719813 (1955-10-01), Haekle
patent: 2719814 (1955-10-01), Haelek
patent: 3840656 (1974-10-01), Kalupissis
patent: 4158704 (1979-06-01), Baer
patent: 4935230 (1990-06-01), Naito
patent: 5068102 (1991-11-01), Tennigkeit
patent: 5350572 (1994-09-01), Savaides
patent: 5378454 (1995-01-01), Burmeister
Zviak, The Science of Hair Care, 1986 pp. 190-192, 197, 198.
Kiyomine Akira
Kondo Yukihiro
Morita Ken-ichi
Nagase Shinobu
Nakamura Koichi
Gardner-Lane Sally
Kao Corporation
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