DE3751015T2 - Fluoreszente Lampe mit mehrschichtigem Phosphorüberzug. - Google Patents

Fluoreszente Lampe mit mehrschichtigem Phosphorüberzug.

Info

Publication number
DE3751015T2
DE3751015T2 DE19873751015 DE3751015T DE3751015T2 DE 3751015 T2 DE3751015 T2 DE 3751015T2 DE 19873751015 DE19873751015 DE 19873751015 DE 3751015 T DE3751015 T DE 3751015T DE 3751015 T2 DE3751015 T2 DE 3751015T2
Authority
DE
Germany
Prior art keywords
fluorescent lamp
phosphor coating
layer phosphor
layer
coating
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
DE19873751015
Other languages
English (en)
Other versions
DE3751015D1 (de
Inventor
John Paynter
George Rice Gillooly
Thomas Frederick Soules
Mary Virginia Hoffman
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE3751015D1 publication Critical patent/DE3751015D1/de
Publication of DE3751015T2 publication Critical patent/DE3751015T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01J61/48—Separate coatings of different luminous 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
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/74—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing arsenic, antimony or bismuth
    • C09K11/75—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing arsenic, antimony or bismuth containing antimony
    • C09K11/76—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing arsenic, antimony or bismuth containing antimony also containing phosphorus and halogen, e.g. halophosphates
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Luminescent Compositions (AREA)
DE19873751015 1986-04-04 1987-03-25 Fluoreszente Lampe mit mehrschichtigem Phosphorüberzug. Expired - Lifetime DE3751015T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84908186A 1986-04-04 1986-04-04

Publications (2)

Publication Number Publication Date
DE3751015D1 DE3751015D1 (de) 1995-03-09
DE3751015T2 true DE3751015T2 (de) 1995-08-31

Family

ID=25305016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873751015 Expired - Lifetime DE3751015T2 (de) 1986-04-04 1987-03-25 Fluoreszente Lampe mit mehrschichtigem Phosphorüberzug.

Country Status (3)

Country Link
EP (1) EP0239923B1 (de)
JP (1) JPS62265385A (de)
DE (1) DE3751015T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8918114D0 (en) * 1989-08-08 1989-09-20 Emi Plc Thorn Light sources
US6157126A (en) * 1997-03-13 2000-12-05 Matsushita Electric Industrial Co., Ltd. Warm white fluorescent lamp
US6400097B1 (en) * 2001-10-18 2002-06-04 General Electric Company Low wattage fluorescent lamp
US6683406B2 (en) * 2002-06-24 2004-01-27 Koninklijke Philips Electronics N.V. Low pressure mercury vapor fluorescent lamps

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL164697C (nl) 1973-10-05 1981-01-15 Philips Nv Lagedrukkwikdampontladingslamp.
US4088923A (en) 1974-03-15 1978-05-09 U.S. Philips Corporation Fluorescent lamp with superimposed luminescent layers
US4075532A (en) 1976-06-14 1978-02-21 General Electric Company Cool-white fluorescent lamp with phosphor having modified spectral energy distribution to improve luminosity thereof
JPS55137184A (en) * 1979-04-13 1980-10-25 Matsushita Electric Works Ltd Calcium halophosphate fluorescent substance and its manufacture
US4431941A (en) 1979-06-11 1984-02-14 Gte Products Corporation Fluorescent lamp having double phosphor layer
US4315192A (en) * 1979-12-31 1982-02-09 Westinghouse Electric Corp. Fluorescent lamp using high performance phosphor blend which is protected from color shifts by a very thin overcoat of stable phosphor of similar chromaticity
US4423349A (en) 1980-07-16 1983-12-27 Nichia Denshi Kagaku Co., Ltd. Green fluorescence-emitting material and a fluorescent lamp provided therewith
GB2081497A (en) * 1980-07-31 1982-02-17 Gen Electric Fluorescent lamp construction utilizing a mixture of two phosphor materials
EP0173994A3 (de) * 1984-09-07 1987-07-01 General Electric Company Kalziumhalophosphatphosphor

Also Published As

Publication number Publication date
JPS62265385A (ja) 1987-11-18
EP0239923A2 (de) 1987-10-07
DE3751015D1 (de) 1995-03-09
EP0239923B1 (de) 1995-01-25
EP0239923A3 (en) 1988-02-24
JPH0577718B2 (de) 1993-10-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition