Dispersed ceramic composition and process for preparing it
US5129952A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 20, 1990 |
| Grant date | Jul 14, 1992 |
| Priority date | — |
| Expiry date | Dec 20, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K6/898
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The dispersed ceramic composition for the manufacture of ceramic teeth, bridges and crowns in a dental technician's laboratory consists of a sinterable ceramic powder and a dispersing liquid and comprises a liquid consisting of a solution of from 0.05 to 5% by weight of one or more thickening agents from the group of cellulose, cellulose derivatives, tragacanth, xanthan gum and alginates in water, lower alcohols and/or other readily volatile organic solvents, while modifying additives may have optionally been added to said dispersed ceramic composition and the content of liquid is from 10 to 50% by weight of the ceramic composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.