FI91458B - Förfarande för bildande av en skyddsbeläggning på lysämnespartiklar och lysämnespartikel - Google Patents

Förfarande för bildande av en skyddsbeläggning på lysämnespartiklar och lysämnespartikel

Info

Publication number
FI91458B
FI91458B FI851785A FI851785A FI91458B FI 91458 B FI91458 B FI 91458B FI 851785 A FI851785 A FI 851785A FI 851785 A FI851785 A FI 851785A FI 91458 B FI91458 B FI 91458B
Authority
FI
Finland
Prior art keywords
phosphor component
forming
protective coating
phosphor
component
Prior art date
Application number
FI851785A
Other languages
English (en)
Finnish (fi)
Other versions
FI91458C (sv
FI851785A0 (sv
FI851785L (sv
Inventor
A Gary Sigai
Original Assignee
Gte Prod Corp
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
Priority claimed from US06/718,096 external-priority patent/US4585673A/en
Priority claimed from US06/718,095 external-priority patent/US4710674A/en
Application filed by Gte Prod Corp filed Critical Gte Prod Corp
Publication of FI851785A0 publication Critical patent/FI851785A0/sv
Publication of FI851785L publication Critical patent/FI851785L/sv
Priority to FI902115A priority Critical patent/FI92443C/sv
Application granted granted Critical
Publication of FI91458B publication Critical patent/FI91458B/sv
Publication of FI91458C publication Critical patent/FI91458C/sv

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/38—Devices for influencing the colour or wavelength of the light
    • H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
    • H01J61/44—Devices characterised by the luminescent material
    • 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
FI851785A 1984-05-07 1985-05-07 Förfarande för bildande av en skyddsbeläggning på lysämnespartiklar och lysämnespartikel FI91458C (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI902115A FI92443C (sv) 1984-05-07 1990-04-26 Förfarande för förbättring av hållbarheten i en lysrörslampas ljuseffekt och lysrörslampa

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US60786584A 1984-05-07 1984-05-07
US60784684A 1984-05-07 1984-05-07
US60786584 1984-05-07
US60784684 1984-05-07
US06/718,096 US4585673A (en) 1984-05-07 1985-04-03 Method for coating phosphor particles
US71809585 1985-04-03
US71809685 1985-04-03
US06/718,095 US4710674A (en) 1984-05-07 1985-04-03 Phosphor particle, fluorescent lamp, and manufacturing method

Publications (4)

Publication Number Publication Date
FI851785A0 FI851785A0 (sv) 1985-05-07
FI851785L FI851785L (sv) 1985-11-08
FI91458B true FI91458B (sv) 1994-03-15
FI91458C FI91458C (sv) 1994-06-27

Family

ID=27505082

Family Applications (1)

Application Number Title Priority Date Filing Date
FI851785A FI91458C (sv) 1984-05-07 1985-05-07 Förfarande för bildande av en skyddsbeläggning på lysämnespartiklar och lysämnespartikel

Country Status (8)

Country Link
EP (1) EP0160856B1 (sv)
JP (1) JPH075884B2 (sv)
AR (1) AR242639A1 (sv)
AU (2) AU589122B2 (sv)
BR (1) BR8502203A (sv)
CA (2) CA1264223A (sv)
DE (1) DE3578599D1 (sv)
FI (1) FI91458C (sv)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4797594A (en) * 1985-04-03 1989-01-10 Gte Laboratories Incorporated Reprographic aperture lamps having improved maintenance
US5196234A (en) * 1986-08-29 1993-03-23 Gte Products Corporation Method for preparing zinc orthosilicate phosphor particle
EP0257554B1 (en) * 1986-08-29 1993-03-24 Gte Products Corporation Phosphor particle, phosphor blend, and fluorescent lamp
US4803400A (en) * 1987-02-02 1989-02-07 Gte Laboratories Incorporated Pre-water-based suspension phosphor treatment process
DE3913182C2 (de) * 1988-06-10 1999-10-21 Gte Prod Corp Beschichteter elektrolumineszenter Leuchtstoff
EP0445338A1 (de) * 1990-03-09 1991-09-11 Siemens Aktiengesellschaft Ausgangsleuchtschirm für einen Röntgenbildverstärker
US5593782A (en) * 1992-07-13 1997-01-14 Minnesota Mining And Manufacturing Company Encapsulated electroluminescent phosphor and method for making same
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
EP0476206B1 (en) * 1990-09-17 1995-03-08 Gte Products Corporation Partially-coated phosphor and method of making same
EP0476207A3 (en) * 1990-09-17 1992-04-08 Gte Products Corporation Improved lead-activated barium silicate phosphor and method of making same
DE69526423T2 (de) * 1994-08-08 2002-12-05 Koninkl Philips Electronics Nv Verfahren zur beschichtung eines lumineszenten materials
US5958591A (en) * 1997-06-30 1999-09-28 Minnesota Mining And Manufacturing Company Electroluminescent phosphor particles encapsulated with an aluminum oxide based multiple oxide coating
JP3755285B2 (ja) * 1998-03-19 2006-03-15 日亜化学工業株式会社 鉄付活アルミン酸リチウム蛍光体及びその蛍光ランプ
WO2000011104A1 (en) 1998-08-25 2000-03-02 Koninklijke Philips Electronics N.V. Method of coating a luminescent material
DE60330892D1 (de) * 2002-11-08 2010-02-25 Nichia Corp Lichtemissionsbauelement, leuchtstoff und verfahren zur herstellung eines leuchtstoffs
US7309454B2 (en) * 2005-04-25 2007-12-18 Osram Sylvania Inc. UV-emitting strontium borate phosphor with improved holdover stability
DE102007053285A1 (de) * 2007-11-08 2009-05-14 Merck Patent Gmbh Verfahren zur Herstellung von beschichteten Leuchtstoffen
DE102012203419A1 (de) * 2011-07-29 2013-01-31 Osram Ag Leuchtstoff und Leuchtstofflampe denselben enthaltend
DE112017003207T5 (de) 2016-06-27 2019-03-07 General Electric Company Beschichtete mangan-dotierte leuchtstoffe
DE102018125754A1 (de) 2018-10-17 2020-04-23 Leuchtstoffwerk Breitungen Gmbh Erdalkalimetallsilikat-Leuchtstoff und Verfahren zum Verbessern der Langzeitstabilität eines Erdalkalimetallsilikat-Leuchtstoffes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2586304A (en) * 1948-06-12 1952-02-19 Westinghouse Electric Corp Protection of phosphors from attack by alkali vapors
JPS54106085A (en) * 1978-02-07 1979-08-20 Nec Corp Luminous material
DE3032225A1 (de) * 1980-08-27 1982-04-01 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zum beschichten von leuchtstoffteilchen mit einem pigment

Also Published As

Publication number Publication date
FI91458C (sv) 1994-06-27
FI851785A0 (sv) 1985-05-07
CA1277551C (en) 1990-12-11
AU589122B2 (en) 1989-10-05
EP0160856B1 (en) 1990-07-11
FI851785L (sv) 1985-11-08
AR242639A1 (es) 1993-04-30
JPS6123678A (ja) 1986-02-01
AU614864B2 (en) 1991-09-12
EP0160856A2 (en) 1985-11-13
AU3935789A (en) 1989-11-23
AU4142585A (en) 1985-11-14
DE3578599D1 (de) 1990-08-16
EP0160856A3 (en) 1986-06-11
CA1264223A (en) 1990-01-09
JPH075884B2 (ja) 1995-01-25
BR8502203A (pt) 1986-01-14

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Legal Events

Date Code Title Description
BB Publication of examined application
FG Patent granted

Owner name: GTE PRODUCTS CORPORATION

MA Patent expired