Use of an indigoid compound in a cosmetic composition, in particular a make-up composition, in order to confer on it antimicrobial properties and the property of lengthy hold over time
US6333026A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 10, 1999 |
| Grant date | Dec 25, 2001 |
| Priority date | — |
| Expiry date | Dec 10, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/43
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to the use of at least one compound of formula: ##STR1## in which R.sub.1 and R'.sub.1 are C.sub.1 -C.sub.18 alkyl radicals which are optionally substituted by one or more halogens or hydroxyls and/or are interrupted by one or more heteroatoms, and R.sub.2 to R.sub.5 and R'.sub.2 to R'.sub.5 are hydrogen or halogen atoms, hydroxyl radicals or C.sub.1 -C.sub.6 alkyl, alkyloxy, acyl or acyloxy radicals, in a cosmetic composition, in particular a make-up composition, in order to confer on it antimicrobial properties and properties of lengthy hold over time and/or of non-migration and/or of freedom from transfer and/or of non-formation of streaks. The invention also relates to a cosmetic composition, in particular a make-up composition and especially an eyeshadow, comprising such a compound in a silicone binder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.