CA956451A - Divalent europium activated alkaline earth halophosphate phosphor - Google Patents

Divalent europium activated alkaline earth halophosphate phosphor

Info

Publication number
CA956451A
CA956451A CA044,142A CA44142A CA956451A CA 956451 A CA956451 A CA 956451A CA 44142 A CA44142 A CA 44142A CA 956451 A CA956451 A CA 956451A
Authority
CA
Canada
Prior art keywords
alkaline earth
divalent europium
activated alkaline
europium activated
halophosphate 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
Application number
CA044,142A
Other languages
English (en)
Inventor
Felix F. Mikus
Francis N. Shaffer
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.)
GTE Sylvania Inc
Original Assignee
GTE 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 GTE Sylvania Inc filed Critical GTE Sylvania Inc
Application granted granted Critical
Publication of CA956451A publication Critical patent/CA956451A/en
Expired 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
    • 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
    • C09K11/7728—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7737—Phosphates
    • C09K11/7738—Phosphates with alkaline earth metals
    • C09K11/7739—Phosphates with alkaline earth metals with halogens

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
CA044,142A 1968-02-29 1969-02-27 Divalent europium activated alkaline earth halophosphate phosphor Expired CA956451A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70921368A 1968-02-29 1968-02-29

Publications (1)

Publication Number Publication Date
CA956451A true CA956451A (en) 1974-10-22

Family

ID=24848926

Family Applications (1)

Application Number Title Priority Date Filing Date
CA044,142A Expired CA956451A (en) 1968-02-29 1969-02-27 Divalent europium activated alkaline earth halophosphate phosphor

Country Status (3)

Country Link
BE (1) BE729088A (enrdf_load_stackoverflow)
CA (1) CA956451A (enrdf_load_stackoverflow)
GB (1) GB1264422A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258285A (en) 1979-06-22 1981-03-24 Gte Products Corporation Two-component phosphor in a cool white lamp
US4266161A (en) 1979-06-22 1981-05-05 Gte Products Corporation Cool white lamp using a two-component phosphor
US4426600A (en) 1977-09-06 1984-01-17 Gte Products Corporation Standard white fluorescent lamps employing blend
US4458176A (en) * 1977-09-06 1984-07-03 Gte Products Corporation Daylight fluorescent lamps employing blend
US4698548A (en) * 1985-10-15 1987-10-06 Gte Products Corporation Lamp incorporating phosphor blend of calcium fluorophosphate and strontium halophosphate

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4843433B1 (enrdf_load_stackoverflow) * 1970-01-14 1973-12-18
CA1193428A (en) * 1981-09-03 1985-09-17 Akira Taya Blue-green emitting halophosphate phosphor, and fluorescent lamp employing the same
US4527087A (en) * 1981-09-03 1985-07-02 Tokyo Shibaura Denki Kabushiki Kaisha Fluorescent lamp
JPS6250385A (ja) * 1985-08-30 1987-03-05 Toshiba Corp ハロリン酸塩螢光体およびそれを用いた螢光ランプ

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4426600A (en) 1977-09-06 1984-01-17 Gte Products Corporation Standard white fluorescent lamps employing blend
US4458176A (en) * 1977-09-06 1984-07-03 Gte Products Corporation Daylight fluorescent lamps employing blend
US4258285A (en) 1979-06-22 1981-03-24 Gte Products Corporation Two-component phosphor in a cool white lamp
US4266161A (en) 1979-06-22 1981-05-05 Gte Products Corporation Cool white lamp using a two-component phosphor
US4698548A (en) * 1985-10-15 1987-10-06 Gte Products Corporation Lamp incorporating phosphor blend of calcium fluorophosphate and strontium halophosphate

Also Published As

Publication number Publication date
BE729088A (enrdf_load_stackoverflow) 1969-08-01
GB1264422A (enrdf_load_stackoverflow) 1972-02-23

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