Cosmetic composition for the creation of a cosmetic coating having a metallic, multicolored iridescent appearance; and artificial fingernail
US8911546B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2004 |
| Grant date | Dec 16, 2014 |
| Priority date | — |
| Expiry date | Oct 27, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/437
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a cosmetic composition for creating a cosmetic coating having a metallic and multicolored iridescent appearance, comprising a liquid phase and a PVD aluminum pigment, wherein said PVD aluminum pigment has diffractive structures containing from approximately 5,000 to approximately 20,000 structural elements per cm and a metallic aluminum content of from 90% to 100% by weight, based on the weight of the aluminum pigment, and is present in the cosmetic composition at a pigmentation level of from 1.0 to 8.0% by weight, based on the total weight of the cosmetic composition. The invention further relates to an artificial fingernail.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.