Patent ID: 8298328

Claim:
A dental material for repairing tooth cavities, comprising: a powder composition, comprising a Portland cement, and a calcium phosphate bone substitute; and a solution of an amorphous divalent metal salt, represented by the following formulas (I), (II), or (III): M 2 + ⁢ A x - ⁢ B 2 - x - ( I ) M 2 + ⁢ A y 2 - ⁢ C ( 4 - y ) 4 2 - ( II ) M 2 + ⁢ A z 3 - ⁢ D ( 6 - z ) 9 3 - ( III ) wherein, M 2+ is a metal ion, each A − , B − , C 2− , D 3− independently is a C 1 ˜C 15 organic, or an inorganic acid anion, A − , B − , C 2− , D 3− are different from each other; 0<x<2, 0<y<4, and 0<z<6, and the calcium phosphate bone substitute is β-tricalcium phosphate, or amorphous calcium phosphate.