ALUMINATE PHOSPHOR, LIGHT-EMITTING DEVICE AND METHOD FOR PRODUCING ALUMINATE PHOSPHOR

To provide an aluminate phosphor, to provide a light-emitting device and to provide a method for producing an aluminate phosphor.SOLUTION: The aluminate phosphor has a composition of an aluminate including at least one kind of alkali earth metal element selected from the group consisting of Ba, Sr a...

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Bibliographic Details
Main Authors YOSHIDA TOMOKAZU, NISHIMATA KAZUYA, HOSOKAWA SHOJI
Format Patent
LanguageEnglish
Japanese
Published 25.04.2019
Subjects
ADHESIVES
BASIC ELECTRIC ELEMENTS
CHEMISTRY
DYES
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
POLISHES
SEMICONDUCTOR DEVICES
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Summary:To provide an aluminate phosphor, to provide a light-emitting device and to provide a method for producing an aluminate phosphor.SOLUTION: The aluminate phosphor has a composition of an aluminate including at least one kind of alkali earth metal element selected from the group consisting of Ba, Sr and Ca, Mn, and optionally, Eu and/or Mg, has a fluorine content of 100 ppm to 7,000 ppm and has an average particle size as measured by an FSSS method of 8 μm or more.SELECTED DRAWING: Figure 2 【課題】アルミン酸塩蛍光体、発光装置及びアルミン酸塩蛍光体の製造方法を提供する。【解決手段】Ｂａ、Ｓｒ、及びＣａからなる群から選択される少なくとも一種のアルカリ土類金属元素と、Ｍｎと、必要に応じてＥｕ及び／又はＭｇとを含むアルミン酸塩の組成を有し、フッ素の含有量が１００ｐｐｍ以上７０００ｐｐｍ以下であり、ＦＳＳＳ法により測定された平均粒径が８μｍ以上であることを特徴とするアルミン酸塩蛍光体である。【選択図】図２
Bibliography:Application Number: JP20170190044