| 摘要 |
PROBLEM TO BE SOLVED: To provide a zirconia sintered body having a similar color to that of a natural tooth and a dental product.SOLUTION: A zirconia sintered body has Lof 64-76, aof -6 to 3, and bof 3-27 in Labcolor system. The zirconia sintered body comprises at least one colorant selected from the group consisting of erbium oxide, nickel oxide, complex oxide of zirconium and vanadium, complex oxide of iron, cobalt and chromium, complex oxide of zirconium and silicon, silicon dioxide, and complex oxide of zirconium, silicon, cobalt and nickel.SELECTED DRAWING: None |
