BE589939A - Matière fluorescente à base d'halogéno-phosphate de calcium. - Google Patents

Matière fluorescente à base d'halogéno-phosphate de calcium.

Info

Publication number
BE589939A
BE589939A BE589939A BE589939A BE589939A BE 589939 A BE589939 A BE 589939A BE 589939 A BE589939 A BE 589939A BE 589939 A BE589939 A BE 589939A BE 589939 A BE589939 A BE 589939A
Authority
BE
Belgium
Prior art keywords
fluorescent material
material based
halogen phosphate
calcium halogen
calcium
Prior art date
Application number
BE589939A
Other languages
English (en)
Inventor
Michael Alfred Aia
Stanley Marian Poss
Original Assignee
Sylvania Electric Prod
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 Sylvania Electric Prod filed Critical Sylvania Electric Prod
Publication of BE589939A publication Critical patent/BE589939A/fr

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
    • C09K11/70—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing phosphorus
    • C09K11/72—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing phosphorus also containing halogen, e.g. halophosphates
    • C09K11/73—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing phosphorus also containing halogen, e.g. halophosphates also containing alkaline earth metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
BE589939A 1959-04-30 1960-04-21 Matière fluorescente à base d'halogéno-phosphate de calcium. BE589939A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US809942A US2965786A (en) 1959-04-30 1959-04-30 Calcium halophosphate phosphors

Publications (1)

Publication Number Publication Date
BE589939A true BE589939A (fr) 1960-08-16

Family

ID=25202555

Family Applications (1)

Application Number Title Priority Date Filing Date
BE589939A BE589939A (fr) 1959-04-30 1960-04-21 Matière fluorescente à base d'halogéno-phosphate de calcium.

Country Status (3)

Country Link
US (1) US2965786A (fr)
BE (1) BE589939A (fr)
GB (1) GB955082A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB939104A (en) * 1960-04-07 1963-10-09 Gen Electric Co Ltd Improvements in or relating to the manufacture of phosphors
US3054013A (en) * 1960-10-12 1962-09-11 Gen Electric Light sources
US3109819A (en) * 1961-06-20 1963-11-05 Gen Electric Preparation of halophosphate phosphor
US3242096A (en) * 1962-04-09 1966-03-22 Gen Electric Luminescent niobates
US3430090A (en) * 1965-06-24 1969-02-25 Westinghouse Electric Corp Antimony activated halophosphate phosphor with rare earth additive
US3430089A (en) * 1965-09-16 1969-02-25 Gen Electric Calcium halophosphate phosphors
US3351796A (en) * 1965-10-22 1967-11-07 Gen Electric Calcium halophosphate phosphor for highly loaded lamp
US3919109A (en) * 1974-05-13 1975-11-11 Gen Electric Process for preparing substituted halophosphate phosphors
US4458176A (en) * 1977-09-06 1984-07-03 Gte Products Corporation Daylight fluorescent lamps employing blend
US4426600A (en) 1977-09-06 1984-01-17 Gte Products Corporation Standard white fluorescent lamps employing blend
US4258285A (en) * 1979-06-22 1981-03-24 Gte Products Corporation Two-component phosphor in a cool white lamp
US4266160A (en) * 1979-06-22 1981-05-05 Gte Products Corporation Strontium-calcium fluorapatite phosphors and fluorescent lamp containing the same
US4266161A (en) * 1979-06-22 1981-05-05 Gte Products Corporation Cool white lamp using a two-component phosphor
JPS5740586A (en) * 1980-08-22 1982-03-06 Toshiba Corp Treatment of fluorescent substance and its device
US4446049A (en) * 1982-10-21 1984-05-01 Gte Laboratories Incorporated Yellow-emitting halophosphate phosphor of improved brightness and method
US4698548A (en) * 1985-10-15 1987-10-06 Gte Products Corporation Lamp incorporating phosphor blend of calcium fluorophosphate and strontium halophosphate

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2607014A (en) * 1947-11-08 1952-08-12 Sylvania Electric Prod Electric gaseous discharge device
US2549355A (en) * 1948-02-28 1951-04-17 Gen Electric Fluorescent lamp
US2579900A (en) * 1948-05-07 1951-12-25 Sylvania Electric Prod Improved calcium halo-phosphate phosphor
US2714681A (en) * 1948-08-27 1955-08-02 Gen Electric Electric discharge device
US2755254A (en) * 1949-12-31 1956-07-17 Sylvania Electric Prod Preparation of halophosphate phosphors
US2772241A (en) * 1950-03-14 1956-11-27 Thorn Electrical Ind Ltd Halophosphate phosphors

Also Published As

Publication number Publication date
US2965786A (en) 1960-12-20
GB955082A (en) 1964-04-15

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