Fillings and composite dental materials containing the fillings
US6887920B2 · kind B2 · utility
7Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2001 |
| Grant date | May 3, 2005 |
| Priority date | — |
| Expiry date | Aug 24, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2982
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a filler which has high water resistance and high acid resistance, and high releasing abilities of ions such as fluorine ions, and can maintain high aesthetic appreciation for a long period of time, and a dental composite material comprising the filler, excellent in water resistance, acid resistance, ion releasability and aesthetic appreciation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.