Phosphor, method for producing a phosphor and use of a phosphor

US10793774B2 · kind B2 · utility

Assignee

• Osram OLED GMBH · DE

Inventors

• Daniel Bichler · Augsburg, DE
• Christian Koch · Oberottmarshausen, DE
• Johanna Strube-Knyrim · Weil, DE

Key dates

• Filing date: Jun 22, 2016
• Grant date: Oct 6, 2020
• Expiry date: May 12, 2037

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2002/84
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to a red-emitting luminescent material of the formula AE16−xCexSi17−zAlzN32+y−zO2−y+z wherein AE=Mg, Ca, Sr and/or Ba, 0<x≤2, 0≤y<5, 0≤z≤3 and y+z<2.