DE69904246T2 - Feuchtigkeitsunempfindlicher elektrolumineszenter Phosphor - Google Patents

Feuchtigkeitsunempfindlicher elektrolumineszenter Phosphor

Info

Publication number
DE69904246T2
DE69904246T2 DE69904246T DE69904246T DE69904246T2 DE 69904246 T2 DE69904246 T2 DE 69904246T2 DE 69904246 T DE69904246 T DE 69904246T DE 69904246 T DE69904246 T DE 69904246T DE 69904246 T2 DE69904246 T2 DE 69904246T2
Authority
DE
Germany
Prior art keywords
electroluminescent phosphor
moisture insensitive
insensitive electroluminescent
moisture
phosphor
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.)
Expired - Lifetime
Application number
DE69904246T
Other languages
English (en)
Other versions
DE69904246D1 (de
Inventor
Keith A Klinedinst
Robert F Clark
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.)
Global Tungsten and Powders Corp
Original Assignee
Osram Sylvania Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Osram Sylvania Inc filed Critical Osram Sylvania Inc
Application granted granted Critical
Publication of DE69904246D1 publication Critical patent/DE69904246D1/de
Publication of DE69904246T2 publication Critical patent/DE69904246T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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, e.g. electroluminescent, chemiluminescent materials
    • 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, e.g. electroluminescent, chemiluminescent materials
    • C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
    • C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
    • 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, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/58—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing copper, silver or gold
    • C09K11/582—Chalcogenides
    • C09K11/584—Chalcogenides with zinc or cadmium
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y10T428/2993—Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]
DE69904246T 1998-01-12 1999-01-12 Feuchtigkeitsunempfindlicher elektrolumineszenter Phosphor Expired - Lifetime DE69904246T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7251098P 1998-01-12 1998-01-12
US09/175,787 US6064150A (en) 1998-01-12 1998-10-20 Nitride coated particle and composition of matter comprised of such particles

Publications (2)

Publication Number Publication Date
DE69904246D1 DE69904246D1 (de) 2003-01-16
DE69904246T2 true DE69904246T2 (de) 2003-04-17

Family

ID=26753443

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69904246T Expired - Lifetime DE69904246T2 (de) 1998-01-12 1999-01-12 Feuchtigkeitsunempfindlicher elektrolumineszenter Phosphor

Country Status (7)

Country Link
US (3) US6064150A (de)
EP (1) EP0928826B1 (de)
JP (1) JPH11260557A (de)
KR (1) KR100306356B1 (de)
CN (1) CN1121471C (de)
CA (1) CA2255871C (de)
DE (1) DE69904246T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10326645A1 (de) * 2003-06-11 2005-01-13 Bundesdruckerei Gmbh Wertdokument mit einem Sicherheitselement und Verfahren zur Herstellung des Wertdokuments

Families Citing this family (33)

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Publication number Priority date Publication date Assignee Title
US6064150A (en) * 1998-01-12 2000-05-16 Osram Sylvania Inc. Nitride coated particle and composition of matter comprised of such particles
US6458512B1 (en) * 1998-10-13 2002-10-01 3M Innovative Properties Company Oxynitride encapsulated electroluminescent phosphor particles
US6171650B1 (en) * 1999-09-28 2001-01-09 Osram Sylvania Inc. Moisture insensitive electroluminescent phosphor
US6909180B2 (en) * 2000-05-12 2005-06-21 Matsushita Electric Industrial Co., Ltd. Semiconductor device, mounting circuit board, method of producing the same, and method of producing mounting structure using the same
US6562260B2 (en) 2000-12-18 2003-05-13 Osram Sylvania Inc. Recovery of electroluminescsent phosphor from encapsulated material
US6569357B2 (en) * 2000-12-18 2003-05-27 Osram Sylvania Inc. Method of making electroluminescent phosphor
US6733826B2 (en) * 2000-12-18 2004-05-11 Osram Sylvania Inc. Method and apparatus for coating electroluminescent phosphors
US7001665B2 (en) * 2001-04-06 2006-02-21 Osram Sylvania Inc. Electroluminescent phosphor with plural moisture resistant coatings thereon
JP4114331B2 (ja) * 2001-06-15 2008-07-09 豊田合成株式会社 発光装置
US6602547B2 (en) * 2001-09-27 2003-08-05 Osram Sylvania Inc. Method of coating particles by vapor deposition
US6833191B2 (en) * 2001-11-20 2004-12-21 Encap Technologies, Llc Microencapsulated particles and process for manufacturing same
US6562460B1 (en) 2001-11-20 2003-05-13 Encap Technologies, Llc Microencapsulated particles and process for manufacturing same
KR100507463B1 (ko) * 2002-01-25 2005-08-10 한국전자통신연구원 평판 디스플레이 소자 및 평판 디스플레이 소자의 보호막형성 방법
US6734466B2 (en) * 2002-03-05 2004-05-11 Agilent Technologies, Inc. Coated phosphor filler and a method of forming the coated phosphor filler
US7235912B2 (en) * 2002-03-08 2007-06-26 Chien-Min Sung Diamond-like carbon thermoelectric conversion devices and methods for the use and manufacture thereof
US20070126312A1 (en) * 2002-03-08 2007-06-07 Chien-Min Sung DLC field emission with nano-diamond impregnated metals
US7358658B2 (en) * 2002-03-08 2008-04-15 Chien-Min Sung Amorphous diamond materials and associated methods for the use and manufacture thereof
US6899958B2 (en) 2002-06-21 2005-05-31 Encap Technologies, Llc. Moisture barrier resins
JP4529349B2 (ja) * 2002-11-08 2010-08-25 日亜化学工業株式会社 窒化物系蛍光体および発光装置
KR20050089971A (ko) * 2002-12-20 2005-09-09 이화이어 테크놀로지 코포레이션 전자발광 디스플레이를 위한 알루미늄 질화물로 보호된형광체
US20050126446A1 (en) * 2003-12-10 2005-06-16 Nobles Joe A. Table-mounted screen apparatus
US7157845B2 (en) * 2004-09-29 2007-01-02 Osram Sylvania Inc Single-component yellow-emitting electroluminescent phosphor
US7749405B2 (en) * 2004-09-30 2010-07-06 Global Tungsten & Powders Corp. White-emitting phosphor blend and electroluminescent lamp containing same
US7452483B2 (en) * 2004-09-30 2008-11-18 Global Tungsten & Powders Corp. Yellow-emitting phosphor blend for electroluminescent lamps
US8278816B2 (en) * 2004-09-30 2012-10-02 Global Tungsten & Powders Corp. High CRI electroluminescent lamp
US7989064B2 (en) * 2005-01-24 2011-08-02 Global Tungsten & Powders Corp. Ceramic-coated tungsten powder
US7288216B2 (en) * 2005-03-30 2007-10-30 Osram Sylvania Inc. Method of making electroluminescent phosphors with small particle sizes and powder with D50 value of no more than 10 micrometers
US7291291B2 (en) * 2005-03-30 2007-11-06 Osram Sylvania Inc. Electroluminescent phosphor powder with D50 value of less than 12 μm and method of making
US20070096635A1 (en) * 2005-11-03 2007-05-03 Osram Sylvania Inc. Long-Afterglow Electroluminescent Lamp
US7833437B2 (en) * 2006-01-26 2010-11-16 Global Tungsten & Powders Corp. Moisture-resistant electroluminescent phosphor with high initial brightness and method of making
US8298666B2 (en) * 2006-01-26 2012-10-30 Global Tungsten & Powders Corp. Moisture resistant electroluminescent phosphor with high initial brightness and method of making
DE102013114496A1 (de) 2013-12-19 2015-06-25 Bundesdruckerei Gmbh Zinksulfidischer Leuchtstoff mit Photo- und Elektrolumineszenzverhalten, Verfahren zu dessen Herstellung sowie Sicherheitsdokument, Sicherheitsmerkmal und Verfahren zu dessen Detektion
US10174242B1 (en) * 2018-05-17 2019-01-08 Eie Materials, Inc. Coated thioaluminate phosphor particles

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4585673A (en) * 1984-05-07 1986-04-29 Gte Laboratories Incorporated Method for coating phosphor particles
US4825124A (en) * 1984-05-07 1989-04-25 Gte Laboratories Incorporated Phosphor particle, fluorescent lamp, and manufacturing method
JPH02113085A (ja) * 1988-10-21 1990-04-25 Nichia Chem Ind Ltd Ｅｌパネル用蛍光体
US5139825A (en) * 1989-11-30 1992-08-18 President And Fellows Of Harvard College Process for chemical vapor deposition of transition metal nitrides
US5178911A (en) * 1989-11-30 1993-01-12 The President And Fellows Of Harvard College Process for chemical vapor deposition of main group metal nitrides
US5156885A (en) * 1990-04-25 1992-10-20 Minnesota Mining And Manufacturing Company Method for encapsulating electroluminescent phosphor particles
US5118529A (en) 1990-06-18 1992-06-02 Gte Laboratories Incorporated Process for coating finely divided material with titania
US5080928A (en) * 1990-10-05 1992-01-14 Gte Laboratories Incorporated Method for making moisture insensitive zinc sulfide based luminescent materials
US5220243A (en) * 1990-10-05 1993-06-15 Gte Products Corporation Moisture insensitive zinc sulfide electroluminescent materials and an electroluminescent device made therefrom
US5126166A (en) * 1990-12-21 1992-06-30 Gte Products Corporation Method of reducing the degradation of the red phosphor, Y203:EU, in water base lamp suspensions
JPH0559357A (ja) * 1991-09-03 1993-03-09 Nichia Chem Ind Ltd 窒化ホウ素で表面処理された蛍光体
JPH09104863A (ja) * 1995-10-12 1997-04-22 Nec Kansai Ltd 被覆蛍光体および蛍光体の被覆処理方法および被覆蛍光体を用いた電界発光灯
JP2950240B2 (ja) * 1996-06-24 1999-09-20 関西日本電気株式会社 電界発光灯
US6064150A (en) * 1998-01-12 2000-05-16 Osram Sylvania Inc. Nitride coated particle and composition of matter comprised of such particles
US6171650B1 (en) * 1999-09-28 2001-01-09 Osram Sylvania Inc. Moisture insensitive electroluminescent phosphor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10326645A1 (de) * 2003-06-11 2005-01-13 Bundesdruckerei Gmbh Wertdokument mit einem Sicherheitselement und Verfahren zur Herstellung des Wertdokuments

Also Published As

Publication number Publication date
KR19990067828A (ko) 1999-08-25
US6509058B2 (en) 2003-01-21
CA2255871A1 (en) 1999-07-12
EP0928826A1 (de) 1999-07-14
US6064150A (en) 2000-05-16
US6456002B1 (en) 2002-09-24
EP0928826B1 (de) 2002-12-04
CN1227862A (zh) 1999-09-08
KR100306356B1 (ko) 2001-09-24
CN1121471C (zh) 2003-09-17
US20020011781A1 (en) 2002-01-31
DE69904246D1 (de) 2003-01-16
JPH11260557A (ja) 1999-09-24
CA2255871C (en) 2003-10-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GLOBAL TUNGSTEN & POWDERS CORP. (N.D. GES.D.DE, US