Composition and process for the treatment of keratin materials with polymers
US4240450A · kind A · utility
256Cited by
32References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 1978 |
| Grant date | Dec 23, 1980 |
| Priority date | — |
| Expiry date | Mar 14, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
New compositions for the treatment of keratin material, in particular human hair, skin and nails are provided comprising a combination of a cationic polymer with an anionic polymer. Surprisingly the anionic polymer can be retained well on the hair, even after rinsing, when applied with the cationic polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.