METHOD OF PRODUCING FLUORIDE PHOSPHOR

To provide a method of producing a fluoride phosphor improved in moisture resistance without sacrificing fluorescence characteristics.SOLUTION: The method of producing a fluoride phosphor comprises preparing a fluoride phosphor intermediate represented by the general formula (1) defined by KSiF:Mn;...

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Bibliographic Details
Main Author ICHIKAWA MASAYOSHI
Format Patent
LanguageEnglish
Japanese
Published 24.10.2019
Subjects
ADHESIVES
CHEMISTRY
DYES
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
POLISHES
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Summary:To provide a method of producing a fluoride phosphor improved in moisture resistance without sacrificing fluorescence characteristics.SOLUTION: The method of producing a fluoride phosphor comprises preparing a fluoride phosphor intermediate represented by the general formula (1) defined by KSiF:Mn; and contacting the prepared fluoride phosphor intermediate and a silicon-containing compound via a processing solution containing a manganese reductant.SELECTED DRAWING: None 【課題】発光特性を損なうことなく耐湿性を向上させたフッ化物蛍光体の製造方法の提供。【解決手段】下記一般式（１）で表されるフッ化物蛍光体中間体を用意する工程、用意した前記フッ化物蛍光体中間体とケイ素含有化合物とをマンガン還元剤を含む処理溶液を介して接触させる工程を含む、フッ化物蛍光体の製造方法。一般式：Ｋ2ＳｉＦ6：Ｍｎ4+・・・（１）【選択図】なし
Bibliography:Application Number: JP20190055635