Dental composites based on X-ray-opaque mixed oxides prepared by flame spraying
US7335250B2 · kind B2 · utility
7Cited by
4References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2004 |
| Grant date | Feb 26, 2008 |
| Priority date | — |
| Expiry date | Apr 18, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/5409
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to dental composites comprising at least one nanoparticulate mixed oxide (a) of SiO2 with X-ray-opaque metal oxides of one or more elements selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu which has been prepared by flame spraying.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.