| 摘要 |
PURPOSE: A dental photopolymerizable temporary filling composition is provided to ensure low polymerization contraction percentage and excellent mechanical property. CONSTITUTION: A dental photopolymerizable temperary filling composition contains: 41 weight parts of an organic mixture; 8-12 weight parts of hydroxyethyl methacrylate as a diluents, 4-6 weight parts of nanosilica as a thickening agent, 40-42 weight parts of barium glass as a filling agent, 1-3 weight parts of 4-(N,N-dimethyl amino)benzoate, and 0.05-0.15 weight parts of butylhydroxy toluene as an anti-oxidant, and 0.05-0.15 weight parts of UV stabilizing agent.
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