Method for producing dental prosthesis, method for producing lithium disilicate blank for dental prosthesis and lithium disilicate blank for dental prosthesis
US11166795B2 · kind B2 · utility
0Cited by
7References
11Claims
0Family size
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Key dates
| Filing date | Jul 9, 2019 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Jul 9, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C2204/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Provided is a block body that makes it possible to quickly produce a dental prosthesis with a good accuracy. A material of the block body including SiO2 in an amount of 60.0 mass % to 80.0 mass %, Li2O in an amount of 10.0 mass % to 20.0 mass %, Al2O3 in an amount of 5.1 mass % to 10.0 mass %, wherein the block body is formed in a column, and a main crystalline phase of the block body is lithium disilicate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.