FR3106832B1 - Procédé de synthèse en voie sèche d’un luminophore par traitement sous atmosphère de fluor - Google Patents

Procédé de synthèse en voie sèche d’un luminophore par traitement sous atmosphère de fluor Download PDF

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Publication number
FR3106832B1
FR3106832B1 FR2001050A FR2001050A FR3106832B1 FR 3106832 B1 FR3106832 B1 FR 3106832B1 FR 2001050 A FR2001050 A FR 2001050A FR 2001050 A FR2001050 A FR 2001050A FR 3106832 B1 FR3106832 B1 FR 3106832B1
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France
Prior art keywords
phosphor
treatment under
dry synthesis
fluorine atmosphere
synthesis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR2001050A
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English (en)
Other versions
FR3106832A1 (fr
Inventor
Damien Boyer
Vinod Kumar
Da Silva Katia Guerin-Araujo
Philippe Boutinaud
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Centre National de la Recherche Scientifique CNRS
Universite Clermont Auvergne
Sigma Clermont
Original Assignee
Centre National de la Recherche Scientifique CNRS
Universite Clermont Auvergne
Sigma Clermont
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Filing date
Publication date
Application filed by Centre National de la Recherche Scientifique CNRS, Universite Clermont Auvergne, Sigma Clermont filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR2001050A priority Critical patent/FR3106832B1/fr
Priority to US17/797,008 priority patent/US20230066879A1/en
Priority to PCT/EP2021/052576 priority patent/WO2021156320A1/fr
Priority to EP21703271.3A priority patent/EP4100488A1/fr
Publication of FR3106832A1 publication Critical patent/FR3106832A1/fr
Application granted granted Critical
Publication of FR3106832B1 publication Critical patent/FR3106832B1/fr
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/61—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing fluorine, chlorine, bromine, iodine or unspecified halogen elements
    • C09K11/617—Silicates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

L’invention concerne un procédé de synthèse en voie sèche d’un luminophore de formule Ax[BFy]:C comprenant une étape de fourniture d’une composition initiale comprenant au moins deux précurseurs de synthèse et au moins une source de dopage chimique, une étape de chauffage de la composition initiale jusqu’à une température de fluoration, une étape de traitement sous atmosphère de fluor de la composition obtenue à l’issue de l’étape de chauffage et une étape de retour à la température ambiante sous atmosphère inerte. Figure pour l’abrégé : Fig. 1
FR2001050A 2020-02-03 2020-02-03 Procédé de synthèse en voie sèche d’un luminophore par traitement sous atmosphère de fluor Active FR3106832B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR2001050A FR3106832B1 (fr) 2020-02-03 2020-02-03 Procédé de synthèse en voie sèche d’un luminophore par traitement sous atmosphère de fluor
US17/797,008 US20230066879A1 (en) 2020-02-03 2021-02-03 Dry process for synthesis of a phosphor by treatment under a fluorine atmosphere
PCT/EP2021/052576 WO2021156320A1 (fr) 2020-02-03 2021-02-03 Procédé de synthèse en voie sèche d'un luminophore par traitement sous atmosphère de fluor
EP21703271.3A EP4100488A1 (fr) 2020-02-03 2021-02-03 Procédé de synthèse en voie sèche d'un luminophore par traitement sous atmosphère de fluor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2001050 2020-02-03
FR2001050A FR3106832B1 (fr) 2020-02-03 2020-02-03 Procédé de synthèse en voie sèche d’un luminophore par traitement sous atmosphère de fluor

Publications (2)

Publication Number Publication Date
FR3106832A1 FR3106832A1 (fr) 2021-08-06
FR3106832B1 true FR3106832B1 (fr) 2022-04-29

Family

ID=70614082

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2001050A Active FR3106832B1 (fr) 2020-02-03 2020-02-03 Procédé de synthèse en voie sèche d’un luminophore par traitement sous atmosphère de fluor

Country Status (4)

Country Link
US (1) US20230066879A1 (fr)
EP (1) EP4100488A1 (fr)
FR (1) FR3106832B1 (fr)
WO (1) WO2021156320A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6039894A (en) * 1997-12-05 2000-03-21 Sri International Production of substantially monodisperse phosphor particles
US7497973B2 (en) 2005-02-02 2009-03-03 Lumination Llc Red line emitting phosphor materials for use in LED applications
US9546318B2 (en) * 2014-05-01 2017-01-17 General Electric Company Process for preparing red-emitting phosphors
US10563121B2 (en) 2014-06-12 2020-02-18 Current Lighting Solutions, Llc Red-emitting phosphors and associated devices
US9567516B2 (en) * 2014-06-12 2017-02-14 General Electric Company Red-emitting phosphors and associated devices
FR3043687B1 (fr) 2015-11-13 2020-07-03 Universite Blaise Pascal Clermont Ii Procede sol-gel de synthese d'un materiau luminescent de formulation generale axbyfz:mn

Also Published As

Publication number Publication date
US20230066879A1 (en) 2023-03-02
WO2021156320A1 (fr) 2021-08-12
FR3106832A1 (fr) 2021-08-06
EP4100488A1 (fr) 2022-12-14

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