Keramischer Komplex, Lichtquelle für Projektor und Verfahren zur Herstellung eines Keramischen Komplexes

Details

Veröffentlichungs-Nr.

EP3549923

Aktenzeichen

EP19164927

Anmeldetag

25. März 2019

Veröffentlichung

3. September 2025

Erteilung

3. September 2025

Rechtsraum

EP

IPC

C04B35/117C04B35/115C04B35/44C04B38/00H05B33/14C09K11/77G03B21/20// C04B111/80

Abstract

Provided are a ceramic complex capable of improving the luminous efficiency, a projector, and a method for producing a ceramic complex. Proposed is a ceramic complex including a rare earth aluminate fluorescent material having an average particle diameter in a range of 15 µm or more and 40 µm or less, aluminum oxide having a purity of aluminum oxide of 99.0% by mass or more, and voids, wherein the content of the rare earth aluminate fluorescent material is in a range of 15% by mass or more and 50% by mass or less relative to a total amount of the rare earth aluminate fluorescent material and the aluminum oxide, and a void fraction is in a range of 1% or more and 10% or less.

Anmelder

Firma

Nichia Corporation

Land

🇯🇵 Japan

Fachgebiete