CA1211781A - Green-emitting phosphor and a low pressure mercury vapor lamp employing this phosphor - Google Patents

Green-emitting phosphor and a low pressure mercury vapor lamp employing this phosphor

Info

Publication number
CA1211781A
CA1211781A CA000433100A CA433100A CA1211781A CA 1211781 A CA1211781 A CA 1211781A CA 000433100 A CA000433100 A CA 000433100A CA 433100 A CA433100 A CA 433100A CA 1211781 A CA1211781 A CA 1211781A
Authority
CA
Canada
Prior art keywords
phosphor
cerium
terbium
envelope
group iii
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
Application number
CA000433100A
Other languages
English (en)
French (fr)
Inventor
Katsuo Murakami
Saburo Umeda
Norihiko Tanaka
Hitoshi Yamazaki
Hiroshi Ito
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of CA1211781A publication Critical patent/CA1211781A/en
Expired legal-status Critical Current

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
    • H01J61/46—Devices characterised by the binder or other non-luminescent constituent of the luminescent material, e.g. for obtaining desired pouring or drying properties
    • 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
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7777—Phosphates
    • 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
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7777—Phosphates
    • C09K11/7778—Phosphates with alkaline earth metals
    • 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
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7777—Phosphates
    • C09K11/7778—Phosphates with alkaline earth metals
    • C09K11/7779—Phosphates with alkaline earth metals with halogens
    • 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
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/778—Borates
    • 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
CA000433100A 1982-07-26 1983-07-25 Green-emitting phosphor and a low pressure mercury vapor lamp employing this phosphor Expired CA1211781A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12987682A JPS5920378A (ja) 1982-07-26 1982-07-26 螢光体およびこの螢光体を使用した低圧水銀蒸気放電灯
JP129876/1982 1982-07-26

Publications (1)

Publication Number Publication Date
CA1211781A true CA1211781A (en) 1986-09-23

Family

ID=15020492

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000433100A Expired CA1211781A (en) 1982-07-26 1983-07-25 Green-emitting phosphor and a low pressure mercury vapor lamp employing this phosphor

Country Status (6)

Country Link
JP (1) JPS5920378A (ja)
CA (1) CA1211781A (ja)
DE (2) DE3326921A1 (ja)
FR (1) FR2537151B1 (ja)
GB (1) GB2124243B (ja)
NL (1) NL188756C (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9796924B2 (en) 2011-08-31 2017-10-24 Rhodia Operations Phosphor based on a lanthanum cerium terbium phosphate with stabilized brightness, preparation process and use in a luminescent device

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59226088A (ja) * 1983-06-07 1984-12-19 Toshiba Corp 緑色発光螢光体
US4623816A (en) * 1985-04-22 1986-11-18 General Electric Company Fluorescent lamp using multi-layer phosphor coating
JPS62197488A (ja) * 1986-02-25 1987-09-01 Mitsubishi Electric Corp 螢光体
DE3729711A1 (de) * 1987-09-04 1989-03-23 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Quecksilberniederdruckentladungslampe zur uv-bestrahlung
US5116532A (en) * 1990-05-14 1992-05-26 Gte Products Corporation Method of making lanthanum cerium terbium phosphate phosphor
US5132042A (en) * 1990-05-14 1992-07-21 Gte Products Corporation Method of making lanthanum cerium terbium phosphate phosphor with improved brightness
FR2672281B1 (fr) * 1991-02-04 1993-04-16 Rhone Poulenc Chimie Phosphate mixte de lanthane, terbium et cerium, procede de fabrication de celui-ci.
FR2679242A1 (fr) * 1991-07-19 1993-01-22 Rhone Poulenc Chimie Phosphate mixte de lanthane, terbium et cerium, procede de fabrication de ceux-ci a partir de sels insolubles de terres rares.
FR2694299B1 (fr) * 1992-07-29 1994-09-09 Rhone Poulenc Chimie Nouveaux luminophores verts à base de phosphate mixte de lanthane, cérium et terbium, précurseur de ceux-ci et procédés de synthèse.
FR2694281B1 (fr) † 1992-07-29 1994-09-16 Rhone Poulenc Chimie Procédé de préparation de phosphates de terres rares et produits obtenus.
DE19806213B4 (de) * 1998-02-16 2005-12-01 Tews, Walter, Dipl.-Chem. Dr.rer.nat.habil. Kompakte Energiesparlampe
US5989454A (en) * 1998-07-06 1999-11-23 Matsushita Electric Industrial Co., Ltd. Method for making small particle blue emitting lanthanum phosphate based phosphors
DE10158273A1 (de) * 2001-11-28 2003-06-18 Philips Intellectual Property Plasmafarbbildschirm mit grünem Leuchtstoff
US7179402B2 (en) * 2004-02-02 2007-02-20 General Electric Company Phosphors containing phosphate and/or borate of metals of group IIIA, group IVA, and lanthanide series, and light sources incorporating the same
US7238302B2 (en) * 2004-12-28 2007-07-03 Osram Sylvania Inc. Single-component, UV-emitting phosphor
US7288215B2 (en) 2005-03-30 2007-10-30 Osram Sylvania Inc. Method of making narrow-band UVB-emitting phosphors
FR2938525B1 (fr) * 2008-11-20 2011-01-07 Rhodia Operations Phosphate de cerium et/ou de terbium, eventuellement avec du lanthane, luminophore issu de ce phosphate et procedes de preparation de ceux-ci
FR2938524B1 (fr) * 2008-11-20 2011-01-07 Rhodia Operations Phosphate de cerium et/ou de terbium, eventuellement avec du lanthane, luminophore issu de ce phosphate et procedes de preparation de ceux-ci
FR2938523B1 (fr) * 2008-11-20 2011-01-07 Rhodia Operations Phosphate de cerium et/ou de terbium, eventuellement avec du lanthane, luminophore issu de ce phosphate et procedes de preparation de ceux-ci
FR2938526B1 (fr) * 2008-11-20 2011-01-07 Rhodia Operations Phosphate de cerium et/ou de terbium, eventuellement avec du lanthane, luminophore issu de ce phosphate et procedes de preparation de ceux-ci
FR2943658B1 (fr) * 2009-03-24 2011-07-22 Rhodia Operations Composition comprenant un phosphate de cerium et/ou de terbium,de type coeur/coquille,luminophore issu de cette composition et leurs procedes de preparation
FR2948655A1 (fr) * 2009-07-29 2011-02-04 Rhodia Operations Composition comprenant un phosphate de cerium et/ou de terbium et du sodium, de type coeur/coquille, luminophore issu de cette composition et leurs procedes de preparation
WO2011094937A1 (zh) * 2010-02-04 2011-08-11 海洋王照明科技股份有限公司 掺铽的磷酸盐基绿色发光材料及其制备方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3211666A (en) * 1963-02-18 1965-10-12 Westinghouse Electric Corp Phosphor
GB1134798A (en) * 1966-08-17 1968-11-27 Matsushita Electronics Corp A phosphor
US3525698A (en) * 1967-10-20 1970-08-25 American Cyanamid Co Cerium and lanthanide activated alkaline earth metal phosphate phosphors
US3507804A (en) * 1968-06-13 1970-04-21 Westinghouse Electric Corp Method of coprecipitating mixed rare-earth orthophosphates suitable for making phosphor
FR1590705A (ja) * 1968-09-26 1970-04-20
JPS5275674A (en) * 1975-12-19 1977-06-24 Matsushita Electric Ind Co Ltd Fluorescent substeance
GB1565811A (en) * 1976-06-28 1980-04-23 Minnesota Mining & Mfg Luminescent phosphor materials
FR2391260A1 (fr) * 1977-05-18 1978-12-15 Rhone Poulenc Ind Nouvelles substances luminescentes pour ecrans ou tubes
JPS5943508B2 (ja) * 1977-10-12 1984-10-22 三菱電機株式会社 螢光体
JPS5821380B2 (ja) * 1978-09-05 1983-04-28 株式会社東芝 螢光ランプ
DE3029389C2 (de) * 1979-08-03 1986-04-24 Kasei Optonix, Ltd., Tokio/Tokyo Borat-Leuchtstoff
US4305019A (en) * 1979-12-31 1981-12-08 Westinghouse Electric Corp. Warm-white fluorescent lamp having good efficacy and color rendering and using special phosphor blend as separate undercoat
JPS57133182A (en) * 1981-02-12 1982-08-17 Toshiba Corp Fluorescent substance
JPS6010065B2 (ja) * 1981-06-16 1985-03-14 株式会社東芝 緑色発光螢光体
JPH0561887A (ja) * 1991-09-02 1993-03-12 Tokyo Electric Co Ltd 注文管理装置
JP3241084B2 (ja) * 1992-03-25 2001-12-25 株式会社東芝 固体撮像装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9796924B2 (en) 2011-08-31 2017-10-24 Rhodia Operations Phosphor based on a lanthanum cerium terbium phosphate with stabilized brightness, preparation process and use in a luminescent device

Also Published As

Publication number Publication date
GB2124243B (en) 1985-12-04
GB8320036D0 (en) 1983-08-24
NL188756C (nl) 1992-09-16
NL188756B (nl) 1992-04-16
JPH0119720B2 (ja) 1989-04-12
DE3326921A1 (de) 1984-02-02
DE3326921C2 (ja) 1987-09-03
GB2124243A (en) 1984-02-15
DE3348146C2 (ja) 1992-01-30
FR2537151B1 (fr) 1987-02-20
JPS5920378A (ja) 1984-02-02
FR2537151A1 (fr) 1984-06-08
NL8302657A (nl) 1984-02-16

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