Barium magnesium aluminate phosphor

US6045721A · kind A · utility

Assignee

• Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · DE

Inventors

• Martin Zachau · Geltendorf, DE
• Dieter Schmidt · Bayreuth, DE
• Ulrich Mueller · Hamburg, DE
• Charles F. Chenot · Towanda, US

Key dates

• Filing date: Dec 23, 1997
• Grant date: Apr 4, 2000
• Expiry date: Dec 23, 2017

Classification

• Technology area (CPC H): Electricity
• CPC primary: H01J61/44
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A barium magnesium aluminate phosphor having improved maintenance and efficiency is provided. The novel phosphor is suitable for use in conventional fluorescent lamp applications and applications utilizing VUV excitation, including Xe excimer lamps and plasma display panels.