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    • 9. 发明申请
    • Dental compositions for coating restorations and tooth surfaces
    • 用于涂层修复和牙齿表面的牙科组合物
    • US20090047633A1
    • 2009-02-19
    • US12151854
    • 2008-05-12
    • Xin HuoMichael O'ConnorRobert Size
    • Xin HuoMichael O'ConnorRobert Size
    • A61C17/00A61K6/00
    • A61K6/0017A61K6/0023A61K6/083A61K6/09C08L33/00C08L75/04
    • Dental compositions comprising a polymerizable compound, filler system of nanometer-sized silica particles, and polymerization system capable of being activated by light are provided. The compositions further contain a solvent such as a mixture of 1-butanol and acetone and may contain water. The nanometer-sized silica particles, having an average particle size of about 1 nm to about 100 nm, are uniformly dispersed within the resin. The compositions can be applied as a polish, sealant, bleach guard, or other coating material to the surfaces of dental restorations and teeth. Self-etching and non-self-etching compositions are provided. The cured coating forms a protective, durable film that enhances the shine and luster of the restorations and teeth.
    • 提供了包含可聚合化合物,纳米尺寸二氧化硅颗粒的填充体系和能够被光活化的聚合体系的牙科组合物。 组合物还含有溶剂如1-丁醇和丙酮的混合物,并且可以含有水。 具有约1nm至约100nm的平均粒度的纳米级二氧化硅颗粒均匀地分散在树脂内。 组合物可以作为抛光剂,密封剂,漂白剂防护剂或其它涂料施用于牙齿修复体和牙齿的表面。 提供自蚀刻和非自蚀刻组合物。 固化的涂层形成保护性耐用的膜,其增强了修复体和牙齿的光泽和光泽。