Ascorbic and isoascorbic acids to remove or adjust oxidative color in hair
US5782933A · kind A · utility
3Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1997 |
| Grant date | Jul 21, 1998 |
| Priority date | — |
| Expiry date | Apr 30, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/676
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Method is provided for reducing the color of dyed hair by contacting the dyed hair with a dilute aqueous composition of ascorbic acid, isoascorbic acid or mixtures and maintaining the contact until the desired reduction is achieved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.