Patent · US Expired

Process for the preparation of shaped translucent lithium disilicate glass ceramic products

US6420288B2 · kind B2 · utility

99Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 6, 1998
Grant dateJul 16, 2002
Priority date
Expiry dateNov 6, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03C17/02
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A process is described for the preparation of shaped translucent lithium disilicate glass ceramic products which are characterized by high strength and good chemical stability and may be processed by pressing in the plastic state or milling to finished glass ceramic products which may be used in particular as dental restorations.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.