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    • 4. 发明申请
    • POLYMERIZABLE MONOMER, POLYMERIZABLE COMPOSITION, AND DENTAL MATERIAL
    • 可聚合单体,可聚合组合物和牙科材料
    • US20100130682A1
    • 2010-05-27
    • US12523554
    • 2008-01-16
    • Ai HinamotoHiroshige IshinoTakahiro SekiguchiKoichi OkadaMitsuru TakeiNaoki Nishigaki
    • Ai HinamotoHiroshige IshinoTakahiro SekiguchiKoichi OkadaMitsuru TakeiNaoki Nishigaki
    • C08L33/10C07C69/73C08F230/02
    • A61K6/0023A61K6/083C08F20/10C08F20/28C08F220/26C08L33/04C08L33/26
    • The present invention provides a polymerizable composition that exhibits excellent adhesive properties to a tooth structure (particularly dentin) when applied as a dental material, and a polymerizable monomer that is used as a component of the polymerizable composition. The present invention is a polymerizable monomer (A) that is a compound having at least two polymerizable groups. The polymerizable monomer (A) has a retention time of 7 minutes to 30 minutes in a high-performance liquid chromatography (HPLC) measurement conducted under a condition in which a column with an inner diameter of 3.9 mm and a length of 300 mm, packed with a C18 packing material having been crushed to have an average particle size of 10 μm and a pore size of 125 angstroms, is used, an eluent is a mixed solvent of methanol and water contained at a ratio of 3:7, a flow rate is 1.0 mL/minute, a measurement temperature is 50° C., a sample injection volume is 10 μL, and a dead volume from a sample inlet to a detection point excluding the column is 87 μL. The present invention also is a composition containing the polymerizable monomer (A).
    • 本发明提供了当作为牙科材料使用时,对牙齿结构(特别是牙本质)表现出优异的粘合性的可聚合组合物和用作可聚合组合物的组分的可聚合单体。 本发明是具有至少两个可聚合基团的化合物的可聚合单体(A)。 可聚合单体(A)在内径为3.9mm,长度为300mm的柱的条件下进行的高效液相色谱(HPLC)测定中的保留时间为7分钟〜30分钟,包装 使用已经粉碎至平均粒径为10μm,孔径为125埃的C18填充材料,洗脱液为甲醇与水的比例为3:7的混合溶剂,流速 为1.0mL /分钟,测定温度为50℃,样品注入体积为10μL,从样品入口到除柱外的检测点的死体积为87μL。 本发明也是含有聚合性单体(A)的组合物。