Use of heterocyclic quaternary polyammonium polymers as protective agent for keratin fibres and cosmetic compositions
US6416770B1 · kind B1 · utility
14Cited by
13References
230Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2000 |
| Grant date | Jul 9, 2002 |
| Priority date | — |
| Expiry date | Sep 21, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/5426
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to the use of heterocyclic quaternary polyammonium polymers as protective agent for keratin fibres, to cosmetic compositions using them and to method for treating hair with the aid of these polymers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.