PROBLEM TO BE SOLVED: To provide dental compositions for enhancing the bond strength of restorative material.SOLUTION: A dental composition comprises: (a) non-polymerizable acid-neutralizing resin represented by formula (I) or an acid-neutralizing polymerizable resin (II) represented by formula (II), or a mixture of (I) and (II)； (b) a conventional polymerizable resin； (c) an initiator and the like； and filler particles. [R' is H or Me； X is O, S, or the like； Y is OS, R, or the like； R is alkyl or the like； and M is pyridine or the like.]SELECTED DRAWING: None【課題】修復材の接着強度の増強をもたらす、歯科用組成物の提供。【解決手段】（ａ）式（Ｉ）で表される非重合性酸中和樹脂又は式（ＩＩ）で表される、酸中和重合性樹脂（ＩＩ）又は両者の混合物、（ｂ）通常の重合性樹脂、（ｃ）開始剤等、及びフィラー粒子を含む歯科用組成物。［Ｒ′はＨ又はＭｅ；ＸはＯ、Ｓ等；ＹはＯＳ、Ｒ等；Ｒはアルキル等Ｍはピリジン等］【選択図】なし
