FR2033052A5 - Luminescent yttrium oxysulphate - Google Patents

Luminescent yttrium oxysulphate

Info

Publication number
FR2033052A5
FR2033052A5 FR7006737A FR7006737A FR2033052A5 FR 2033052 A5 FR2033052 A5 FR 2033052A5 FR 7006737 A FR7006737 A FR 7006737A FR 7006737 A FR7006737 A FR 7006737A FR 2033052 A5 FR2033052 A5 FR 2033052A5
Authority
FR
France
Prior art keywords
oxysulphate
luminescent
luminescent yttrium
yttrium
bix
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
FR7006737A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR7006737A priority Critical patent/FR2033052A5/en
Application granted granted Critical
Publication of FR2033052A5 publication Critical patent/FR2033052A5/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
    • C09K11/7713—Sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)

Abstract

Cpd. activated with Bi(III) has formula Y2-x Bix SO6 where 0.002 = x =0.20. Y may be partially replaced by La. The phosphor may be used in luminescent screens and fluorescent surfaces of mercury vapour discharge lamps or tubes.
FR7006737A 1970-02-25 1970-02-25 Luminescent yttrium oxysulphate Expired FR2033052A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7006737A FR2033052A5 (en) 1970-02-25 1970-02-25 Luminescent yttrium oxysulphate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7006737A FR2033052A5 (en) 1970-02-25 1970-02-25 Luminescent yttrium oxysulphate

Publications (1)

Publication Number Publication Date
FR2033052A5 true FR2033052A5 (en) 1970-11-16

Family

ID=9051253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7006737A Expired FR2033052A5 (en) 1970-02-25 1970-02-25 Luminescent yttrium oxysulphate

Country Status (1)

Country Link
FR (1) FR2033052A5 (en)

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Legal Events

Date Code Title Description
ST Notification of lapse