Copolymers in cosmetic compositions
US9775795B2 · kind B2 · utility
0Cited by
1References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 2013 |
| Grant date | Oct 3, 2017 |
| Priority date | — |
| Expiry date | Sep 24, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/5922
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention concerns the use of a specific copolymer to homogenize compositions that include coloring pigments and/or pearlescent pigments and film-forming polymers, as well as the cosmetic compositions containing said copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.