Dental restorative compositions having improved mechanical properties and hydrolytic stability
US4500657A · kind A · utility
20Cited by
14References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 1, 1983 |
| Grant date | Feb 19, 1985 |
| Priority date | — |
| Expiry date | Jul 1, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K6/884
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
There is disclosed a dental restorative composition containing a hydrophobic polymerizable composition, a polymerization initiator, and a quartz or heat treated barium or strontium glass hydrophobic filler having an average particle size below 15 microns, with said filler being present in an amount within the range of from about 35 to about 78 volume percent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.