GB1205340A - Luminescent materials - Google Patents

Luminescent materials

Info

Publication number
GB1205340A
GB1205340A GB34889/68A GB3488968A GB1205340A GB 1205340 A GB1205340 A GB 1205340A GB 34889/68 A GB34889/68 A GB 34889/68A GB 3488968 A GB3488968 A GB 3488968A GB 1205340 A GB1205340 A GB 1205340A
Authority
GB
United Kingdom
Prior art keywords
polysulphide
phosphor
oxide
july
washed
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
GB34889/68A
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 GB1205340A publication Critical patent/GB1205340A/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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent materials, e.g. electroluminescent or chemiluminescent 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

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)
  • Crushing And Pulverization Processes (AREA)
GB34889/68A 1967-07-25 1968-07-22 Luminescent materials Expired GB1205340A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6710227A NL6710227A (https=) 1967-07-25 1967-07-25

Publications (1)

Publication Number Publication Date
GB1205340A true GB1205340A (en) 1970-09-16

Family

ID=19800788

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34889/68A Expired GB1205340A (en) 1967-07-25 1968-07-22 Luminescent materials

Country Status (9)

Country Link
AT (1) AT286468B (https=)
BE (1) BE718447A (https=)
DE (1) DE1767946A1 (https=)
ES (1) ES356405A1 (https=)
FR (1) FR1580544A (https=)
GB (1) GB1205340A (https=)
IL (1) IL30415A0 (https=)
NL (1) NL6710227A (https=)
NO (1) NO120436B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9422473B2 (en) 2006-06-27 2016-08-23 Swiss Authentication Research And Development Ag Luminescent composition

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0966504B1 (de) 1997-03-05 2005-11-23 Honeywell Specialty Chemicals Seelze GmbH Nicht-grüner anti-stokes-leuchtstoff

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9422473B2 (en) 2006-06-27 2016-08-23 Swiss Authentication Research And Development Ag Luminescent composition

Also Published As

Publication number Publication date
DE1767946A1 (de) 1971-09-30
FR1580544A (https=) 1969-09-05
NO120436B (https=) 1970-10-19
ES356405A1 (es) 1970-04-01
BE718447A (https=) 1969-01-23
NL6710227A (https=) 1969-01-28
AT286468B (de) 1970-12-10
IL30415A0 (en) 1968-09-26

Similar Documents

Publication Publication Date Title
GB1452083A (en) Luminescent materials
GB1221133A (en) Rare earth activated yttrium and gadolinium oxy-chalcogenide phosphors
JPS55160078A (en) Fluorescent substance and preparation of the same
GB1208368A (en) Rare earth activated lanthanum and lutetium oxy-chalcogenide phosphors
GB1163503A (en) Process for preparing phosphor
JPS565883A (en) Method of producing fluorescent material
Garcia et al. Photo‐and Cathodoluminescent Properties of Erbium‐Doped Thiogallates
GB1205340A (en) Luminescent materials
GB1205659A (en) Luminescent materials
GB1248299A (en) Improvements in infrared-excitable rare earth oxysulfide luminescent materials
US3563909A (en) Method of preparing a lanthanide activated yttrium,gadolinium or lanthanum oxysulfide luminescent material
US2567769A (en) Alkaline earth oxysulfide phosphor
US3574131A (en) Process for preparing rare earth oxide phosphors
GB864343A (en) Improvements in luminescent materials
GB1222859A (en) Luminescent materials
US2434764A (en) Calcium cadmium molybdate phosphor
GB1121055A (en) Phosphor and method of preparation thereof
GB1355094A (en) Europium samarium co-activated strontium fluoroborate phosphor
GB1393040A (en) Luminescent materials
GB1138852A (en) Method for preparing a phosphor
US3562174A (en) Method of preparing a lanthamide activated yttrium,gadolinium,or lanthanum oxysulfide luminescent material
GB1206198A (en) Method of preparing a luminescent material
GB1516463A (en) Cerium-activated yttriumaluminate phosphor of improved efficiency
GB1131956A (en) Phosphor and method of preparation thereof
GB1262321A (en) Luminescent materials

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
49R Reference inserted (sect. 9/1949)
PCNP Patent ceased through non-payment of renewal fee