Makeup composition comprising encapsulated carbon black
US8506976B2 · kind B2 · utility
0Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2012 |
| Grant date | Aug 13, 2013 |
| Priority date | — |
| Expiry date | Mar 26, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/412
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to cosmetic make-up compositions, in particular mascaras, comprising carbon black encapsulated in a spherical silica matrix. These compositions are characterized by a deep and glossy black color.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.