PROBLEM TO BE SOLVED: To provide a dental curable composition that promptly completes polymerization upon light irradiation.SOLUTION: A dental curable composition comprises: (A) a polymerizable monomer represented by general formula (1) and (B) a photoinitiator containing B1) an α-diketone compound, B2) a photoacid generator and B3) an aromatic amine compound. [X is -O- Ar1 and Ar2 are divalent to tetravalent aromatic groups L1 and L2 are divalent to tetravalent C2-60 hydrocarbon groups R1 and R2 are hydrogen or methyl groups and m1, m2, n1 and n2 are integers from 1 to 3.]SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】光照射により速やかに重合が完結する歯科用硬化性組成物の提供。【解決手段】(A)一般式(1)で表される重合性単量体、(B)B1)α-ジケトン化合物、B2)光酸発生剤及びB3)芳香族アミン化合物と、光重合開始剤と、を含有してなる歯科用硬化性組成物。〔X;-O-、Ar1、Ar2;2価~4価の芳香族基、L1、L2;2価~4価のC2~60、R1、R2;、水素又はメチル基。m1、m2、n1、n2;1~3の整数。〕【選択図】なし
