Patent ID: 9649179
Date: 2017-05-16
CPC Classifications: A61C,B32B,C04B,Y10T

Claim:
1. A dental block device for producing a dental prosthesis, the dental block device comprising: a) a green body comprising zirconia; b) the green body having multiple different areas each having a different chemical composition between adjacent areas; and c) the green body having a pre-sintered translucency that is substantially the same across the multiple different areas, and a pre-sintered color intensity/chroma that is substantially the same across the multiple different areas, and the green body having a post-sintered translucency and a post-sintered color intensity/chroma with an inverse relationship with the post-sintered translucency increasing in one direction across the multiple different areas and the post-sintered color intensity/chroma decreasing in the same direction across the multiple different areas.