GB1371207A - Luminescent material - Google Patents

Luminescent material

Info

Publication number
GB1371207A
GB1371207A GB4819671A GB4819671A GB1371207A GB 1371207 A GB1371207 A GB 1371207A GB 4819671 A GB4819671 A GB 4819671A GB 4819671 A GB4819671 A GB 4819671A GB 1371207 A GB1371207 A GB 1371207A
Authority
GB
United Kingdom
Prior art keywords
luminescent material
luminescent
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
GB4819671A
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.)
EMI Group Ltd
Original Assignee
Thorn Electrical 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 Thorn Electrical Industries Ltd filed Critical Thorn Electrical Industries Ltd
Priority to GB4819671A priority Critical patent/GB1371207A/en
Priority to ZA727145A priority patent/ZA727145B/en
Priority to AU47661/72A priority patent/AU4766172A/en
Priority to IT30385/72A priority patent/IT968877B/en
Priority to NL7213860A priority patent/NL7213860A/xx
Priority to DE2250231A priority patent/DE2250231A1/en
Publication of GB1371207A publication Critical patent/GB1371207A/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
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7774—Aluminates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB4819671A 1971-10-15 1971-10-15 Luminescent material Expired GB1371207A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB4819671A GB1371207A (en) 1971-10-15 1971-10-15 Luminescent material
ZA727145A ZA727145B (en) 1971-10-15 1972-10-06 Luminescent material
AU47661/72A AU4766172A (en) 1971-10-15 1972-10-11 Luminescent material
IT30385/72A IT968877B (en) 1971-10-15 1972-10-12 LUMINESCENT SUBSTANCE COMPOSED OF CERIUM ACTIVATED YTHIUM ALUMINATE
NL7213860A NL7213860A (en) 1971-10-15 1972-10-13
DE2250231A DE2250231A1 (en) 1971-10-15 1972-10-13 LUMINOUS PHOSPHORUS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4819671A GB1371207A (en) 1971-10-15 1971-10-15 Luminescent material

Publications (1)

Publication Number Publication Date
GB1371207A true GB1371207A (en) 1974-10-23

Family

ID=10447727

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4819671A Expired GB1371207A (en) 1971-10-15 1971-10-15 Luminescent material

Country Status (6)

Country Link
AU (1) AU4766172A (en)
DE (1) DE2250231A1 (en)
GB (1) GB1371207A (en)
IT (1) IT968877B (en)
NL (1) NL7213860A (en)
ZA (1) ZA727145B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070301A (en) * 1975-06-02 1978-01-24 Matsushita Electric Industrial Co., Ltd. Method of preparing cerium-activated yttriumaluminate phosphor of improved efficiency
JP2008210633A (en) * 2007-02-26 2008-09-11 Nec Lighting Ltd Fluorescent lamp and yellow light source device using the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4034257A (en) * 1975-06-05 1977-07-05 General Electric Company Mercury vapor lamp utilizing a combination of phosphor materials

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070301A (en) * 1975-06-02 1978-01-24 Matsushita Electric Industrial Co., Ltd. Method of preparing cerium-activated yttriumaluminate phosphor of improved efficiency
JP2008210633A (en) * 2007-02-26 2008-09-11 Nec Lighting Ltd Fluorescent lamp and yellow light source device using the same

Also Published As

Publication number Publication date
DE2250231A1 (en) 1973-04-19
AU4766172A (en) 1974-04-26
NL7213860A (en) 1973-04-17
IT968877B (en) 1974-03-20
ZA727145B (en) 1973-07-25

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PE20 Patent expired after termination of 20 years