HYDRAULIC TEMPORARY SEALING MATERIAL COMPOSITION FOR DENTISTRY EXCELLENT IN POST-CURING REMOVABILITY

To provide a hydraulic temporary sealing material composition for dentistry that has high curability and exhibits excellent post-curing removability to be used for the purpose of preventing food from entering the root canal, preventing bacterial infection of the treated area, and sealing a drug filled in the root canal, during the follow-up period after infected tooth material has been removed, for the duration of drug application when root canal treatment is performed, etc., in clinical dentistry by the sealing material being temporarily filled in and sealing a cavity or a root canal.SOLUTION: A hydraulic temporary sealing material composition for dentistry contains gypsum powder having a specific surface area of 1.5 m2/g or more and/or a pore volume of 0.015 cc/g or more.SELECTED DRAWING: None 【課題】歯科臨床において、根管治療が行われる際、感染歯質を除去した後の経過観察期間や、薬剤の適用期間などに、根管内への食物の混入や治療部位の細菌感染の防止、根管に填入した薬剤の封鎖などを目的として、歯科用水硬性仮封材を窩洞や根管に暫間的に充填する仮封が行われている。本発明は高い硬化性を有しつつ、優れた硬化後の除去性を発現する。【解決手段】比表面積が１．５ｍ２／ｇ以上、及び／又は、細孔容積が０．０１５ｃｃ／ｇ以上である石こう粉末を含む歯科用水硬性仮封材組成物。【選択図】 なし