AT281934B - Verfahren zur Herstellung eines Leuchtstoffes - Google Patents

Verfahren zur Herstellung eines Leuchtstoffes

Info

Publication number
AT281934B
AT281934B AT304568A AT304568A AT281934B AT 281934 B AT281934 B AT 281934B AT 304568 A AT304568 A AT 304568A AT 304568 A AT304568 A AT 304568A AT 281934 B AT281934 B AT 281934B
Authority
AT
Austria
Prior art keywords
phosphor
production
Prior art date
Application number
AT304568A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AT281934B publication Critical patent/AT281934B/de

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
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7767—Chalcogenides
    • C09K11/7769—Oxides
    • C09K11/7771—Oxysulfides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/20—Compounds containing only rare earth metals as the metal element
    • C01F17/288—Sulfides
    • C01F17/294—Oxysulfides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Luminescent Compositions (AREA)
AT304568A 1967-07-01 1968-03-28 Verfahren zur Herstellung eines Leuchtstoffes AT281934B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6709191A NL6709191A (de) 1967-07-01 1967-07-01

Publications (1)

Publication Number Publication Date
AT281934B true AT281934B (de) 1970-06-10

Family

ID=19800599

Family Applications (1)

Application Number Title Priority Date Filing Date
AT304568A AT281934B (de) 1967-07-01 1968-03-28 Verfahren zur Herstellung eines Leuchtstoffes

Country Status (3)

Country Link
US (1) US3563909A (de)
AT (1) AT281934B (de)
NL (1) NL6709191A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7004338A (de) * 1970-03-25 1971-09-28
US3725704A (en) * 1971-01-28 1973-04-03 Lockheed Aircraft Corp Rare earth phosphors for x-ray conversion screens
US3856698A (en) * 1972-06-16 1974-12-24 Gen Electric Preparation of rare-earth oxysulfide luminescent material
IT988807B (it) * 1973-05-30 1975-04-30 Montedison Spa Procedimento per la preparazio ne di materiali luminescenti a base di ossisolfuri
US4107070A (en) * 1976-11-29 1978-08-15 Eastman Kodak Company Process for improving the properties of oxysulfide phosphor materials
US4888129A (en) * 1989-04-24 1989-12-19 Gte Products Corporation Process for producing a terbium-activiated gadolinium oxysulfide x-ray phosphor having a specific green/blue emission ratio by the addition of zinc
US4925594A (en) * 1989-04-24 1990-05-15 Gte Products Corporation Hydrolysis resistance of rare earth oxysulfide phosphors produced by the addition of zinc in synthesis

Also Published As

Publication number Publication date
US3563909A (en) 1971-02-16
NL6709191A (de) 1969-01-03

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Legal Events

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