Patent · US Active

Fluorescent glazing composition for a dental zirconia article, process of sintering and kit of parts

US12121599B2 · kind B2 · utility

0Cited by

4References

19Claims

0Family size

Assignee

Solventum Intellectual Properties Company · US

Inventors

Michael Jahns · Gilching, DE
Jacqueline C. Rolf · River Falls, US
Martin Goetzinger · Unterschleißheim, DE
Holger Hauptmann · Sindelsdorf, DE

Key dates

Filing date	Aug 30, 2019
Grant date	Oct 22, 2024
Priority date	—
Expiry date	Sep 7, 2041

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B41/86
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to a glazing composition for a porous dental zirconia article, the glazing composition comprising liquid, glass particles, fluorescing component(s) comprising europium, optionally hydrophilic silica nano-particles, and optionally hydrophobic silica nano-particles, wherein the fluorescing component(s) can be contained in the glass particles or as separate component. The invention also relates to a process for sintering a porous dental zirconia article with a glazing composition on its surface.

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