Mascara comprising a particle dispersion
US6793940B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2002 |
| Grant date | Sep 21, 2004 |
| Priority date | — |
| Expiry date | Aug 20, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/89
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a cosmetic composition for coating keratin fibers, comprising a dispersion of particles in a cosmetically acceptable medium, the particles comprising at least one at least external supple phase, comprising at least one supple polymer having a glass transition temperature of less than or equal to 60° C. and at least one at least internal rigid phase, which is an amorphous material having a glass transition temperature of greater than 60° C., the supple polymer being at least partially attached by chemical grafting onto the rigid phase.The invention also relates to a process for coating keratin fibers, comprising the application of the composition to the keratin fibers.The composition rapidly gives a makeup with good eyelash curling properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.