Glass composition, component, and method for producing a component

US10233114B2 · kind B2 · utility

Assignee

• OSRAM GmbH · DE

Inventors

• Angela Eberhardt · Augsburg, DE
• Christina Wille · Friedberg, DE
• Christian Rüssel · Nürnberg, DE
• Matthias Müller · Kirchheim unter Teck, DE

Key dates

• Filing date: Dec 15, 2014
• Grant date: Mar 19, 2019
• Expiry date: Nov 10, 2035

Classification

• Technology area (CPC H): Electricity
• CPC primary: H01L2224/29298
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A glass composition, a device and a method for producing the device are disclosed. In an embodiment, the glass composition includes a tellurium oxide in a proportion of at least 65 mol. % and at most 90 mol. %, R1O in a proportion between 0 mol. % and 20 mol. %, wherein R1 is selected from Mg, Ca, Sr, Ba, Zn, Mn and combinations thereof and at least one M12O in a proportion between 5 mol. % and 25 mol. %, wherein M1 is selected from Li, Na, K and combinations thereof. The glass component further includes at least one R22O3 in a proportion between 1 mol. % and 3 mol. %, wherein R2 is selected from Al, Ga, In, Bi, Sc, Y, La, rare earths and combinations thereof, and M2O2 in a proportion between 0 mol. % and 2 mol. %, wherein M2 is selected from Ti, Zr, Hf and combinations thereof.