GB1159517A - Improvements relating to luminescent materials - Google Patents

Improvements relating to luminescent materials

Info

Publication number
GB1159517A
GB1159517A GB3500967A GB3500967A GB1159517A GB 1159517 A GB1159517 A GB 1159517A GB 3500967 A GB3500967 A GB 3500967A GB 3500967 A GB3500967 A GB 3500967A GB 1159517 A GB1159517 A GB 1159517A
Authority
GB
United Kingdom
Prior art keywords
luminescent materials
ocl
heated
improvements relating
produce
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
GB3500967A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1159517A publication Critical patent/GB1159517A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/20—Luminescent screens characterised by the luminescent material
    • 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
    • C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
    • C09K11/7784—Chalcogenides
    • C09K11/7787—Oxides
    • C09K11/7788—Oxyhalogenides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
GB3500967A 1966-08-03 1967-07-31 Improvements relating to luminescent materials Expired GB1159517A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6610903A NL6610903A (de) 1966-08-03 1966-08-03

Publications (1)

Publication Number Publication Date
GB1159517A true GB1159517A (en) 1969-07-30

Family

ID=19797326

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3500967A Expired GB1159517A (en) 1966-08-03 1967-07-31 Improvements relating to luminescent materials

Country Status (6)

Country Link
AT (1) AT271580B (de)
BE (1) BE702176A (de)
CH (1) CH462235A (de)
GB (1) GB1159517A (de)
NL (1) NL6610903A (de)
SE (1) SE318600B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617743A (en) * 1968-10-23 1971-11-02 Gen Electric X-ray image convertors utilizing lanthanum and gadolinium oxyhalide luminescent materials activated with terbium

Also Published As

Publication number Publication date
CH462235A (de) 1968-09-15
BE702176A (de) 1968-02-01
DE1537262B2 (de) 1975-11-13
AT271580B (de) 1969-06-10
DE1537262A1 (de) 1969-11-27
SE318600B (de) 1969-12-15
NL6610903A (de) 1968-02-05

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees