发明名称 |
DENTAL COMPOSITE RESTORATIVE MATERIAL AND METHOD OF RESTORING A TOOTH |
摘要 |
A dental composite material includes a hardenable resin matrix and a filler component. The filler component includes (a) a first plurality of preferably glass particles having an average particle size of from about 1 to about 10 micrometers; (b) a second plurality of preferably glass particles having an average particle size of from about 0.1 to about 1 micrometers; and (c) a plurality of filler particles having an average particle size of from about 0.01 to about 0.04 micrometers. A method according to the invention includes compacting a dental composite material into a prepared tooth cavity, wherein the material has a packability index above about 300 g/mm2.
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申请公布号 |
CA2285252(A1) |
申请公布日期 |
1998.10.08 |
申请号 |
CA19982285252 |
申请日期 |
1998.03.31 |
申请人 |
DENTSPLY INTERNATIONAL INC. |
发明人 |
JEFFERIES, STEVEN R.;KAPPERMAN, DONALD A.;HAMMESFAHR, PAUL D.;SUBELKA, JOHN C.;SILVER, PAUL A. |
分类号 |
A61C5/08;A61C13/087;A61K6/00;A61K6/027;A61K6/083;(IPC1-7):A61K6/00 |
主分类号 |
A61C5/08 |
代理机构 |
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主权项 |
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地址 |
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