Durable, polishable direct filling material
US4288221A · kind A · utility
18Cited by
5References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 28, 1980 |
| Grant date | Sep 8, 1981 |
| Priority date | — |
| Expiry date | Jan 28, 2000 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K6/887
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A curable composite direct filling composition, comprising a polymerizable resin containing at least one acrylic monomer and a finely divided organic filler having an Izod milled notch strength of at least about 1 joule/cm and a flexural strength of at least about 34 MPa.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.