Composition and process for the treatment of keratin materials with polymers
US5009880A · kind A · utility
139Cited by
12References
14Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 4, 1987 |
| Grant date | Apr 23, 1991 |
| Priority date | — |
| Expiry date | Nov 4, 2007 |
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.