Cosmetic composition containing an N-mercaptoalkylalkanediamide or one of its cosmetically acceptable salts as reducing agent
US5935558A · kind A · utility
10Cited by
5References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 1997 |
| Grant date | Aug 10, 1999 |
| Priority date | — |
| Expiry date | May 30, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C323/41
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A cosmetic composition for the first step of an operation for the permanent deformation of hair, the composition containing an N-mercaptoalkylalkanediamide or one of its cosmetically acceptable salts as a reducing agent, including new N-mercaptoalkylalkanediamide disulphides and new N-mercaptoalkylalkanediamides, and its use in a process for the permanent deformation of hair.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.