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.
申请公布号 US6353040(B1) 申请公布日期 2002.03.05
申请号 US19980136320 申请日期 1998.07.06
申请人 DENTSPLY RESEARCH & DEVELOPMENT CORP. 发明人 SUBELKA JOHN C.;JEFFERIES STEVEN R.;KAPPERMAN DONALD A.;HAMMESFAHR PAUL D.;SILVER PAUL A.
分类号 A61K6/083;(IPC1-7):A61K6/083;C08K3/34;C08K3/36 主分类号 A61K6/083
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