Photostabilised effect pigments
US7455726B2 · kind B2 · utility
8Cited by
8References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2004 |
| Grant date | Nov 25, 2008 |
| Priority date | — |
| Expiry date | Jan 4, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2993
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to photostabilised effect pigments in which one or more calcined and vanadium-containing oxide layers, alone or mixed with sulfates, borates or phosphates, have been applied to a substrate, to a process for the preparation thereof, and to the use thereof in plastics, paints, coatings, printing inks, cosmetics, films, in security printing, for laser marking, in thermal protection or for colouring seed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.