Patent · US Expired

ZrO.sub.2 - containing glass-ceramic

US5698482A · kind A · utility

79Cited by

11References

6Claims

0Family size

Assignee

Ivoclar AG · LI

Inventors

Martin Frank · Wittlich, DE
Volker Rheinberger · Vaduz, LI
Wolfram Hoeland · Shipka, BG

Key dates

Filing date	Jun 30, 1995
Grant date	Dec 16, 1997
Priority date	—
Expiry date	Jun 30, 2015

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03C10/0009
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A ZrO.sub.2 -containing glass ceramic is described, the main crystalline phase of which is formed by ZrO.sub.2 and which has at least one further crystalline phase, and which can be used in particular in dentistry.

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