Process and composition for coloring hair with pigments
US4559057A · kind A · utility
19Cited by
14References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1983 |
| Grant date | Dec 17, 1985 |
| Priority date | — |
| Expiry date | Jul 1, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A process and composition for coloring human hair on the head with pigments that employ a dispersion of pigment or pigments in an aqueous alcoholic liquid medium that contains a cationic polymer that is compatible with the aqueous alcoholic medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.