DE1300996B - Verfahren zur Herstellung eines mit Europium aktivierten Gadolinium- und/oder Yttriumoxidleuchtstoffes - Google Patents

Verfahren zur Herstellung eines mit Europium aktivierten Gadolinium- und/oder Yttriumoxidleuchtstoffes

Info

Publication number
DE1300996B
DE1300996B DEM67750A DEM0067750A DE1300996B DE 1300996 B DE1300996 B DE 1300996B DE M67750 A DEM67750 A DE M67750A DE M0067750 A DEM0067750 A DE M0067750A DE 1300996 B DE1300996 B DE 1300996B
Authority
DE
Germany
Prior art keywords
europium
borax
gadolinium
oxide
yttrium oxide
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.)
Pending
Application number
DEM67750A
Other languages
German (de)
English (en)
Inventor
Kobayashi Yoshichika
Masuda Mutsuo
Murayama Setsuko
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics Corp
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 Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Publication of DE1300996B publication Critical patent/DE1300996B/de
Pending 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
    • C09K11/7783—Luminescent materials, e.g. electroluminescent or chemiluminescent 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
DEM67750A 1964-12-23 1965-12-22 Verfahren zur Herstellung eines mit Europium aktivierten Gadolinium- und/oder Yttriumoxidleuchtstoffes Pending DE1300996B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7420764 1964-12-23

Publications (1)

Publication Number Publication Date
DE1300996B true DE1300996B (de) 1969-08-14

Family

ID=13540496

Family Applications (1)

Application Number Title Priority Date Filing Date
DEM67750A Pending DE1300996B (de) 1964-12-23 1965-12-22 Verfahren zur Herstellung eines mit Europium aktivierten Gadolinium- und/oder Yttriumoxidleuchtstoffes

Country Status (5)

Country Link
US (1) US3458450A (https=)
DE (1) DE1300996B (https=)
FR (1) FR1464976A (https=)
GB (1) GB1118800A (https=)
NL (1) NL6516373A (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6610689A (https=) * 1966-07-29 1968-01-30
US3870650A (en) * 1971-06-21 1975-03-11 Gte Sylvania Inc Europium-activated rare earth oxide phosphors
US3992645A (en) * 1975-07-02 1976-11-16 General Electric Company Magnesium aluminate gallate phosphors and reprographic lamp containing same
JPS5254690A (en) * 1975-10-31 1977-05-04 Dainippon Toryo Co Ltd Gas discharge luminous element
US4466929A (en) * 1982-06-18 1984-08-21 General Electric Company Preparation of yttria-gadolinia ceramic scintillators by vacuum hot pressing
US4466930A (en) * 1982-06-18 1984-08-21 General Electric Company Preparation of yttria-gadolinia ceramic scintillators by vacuum hot pressing
US4571312A (en) * 1982-06-18 1986-02-18 General Electric Company Preparation of yttria-gadolinia ceramic scintillators by sintering and gas hot isostatic pressing
US4473513A (en) * 1982-06-18 1984-09-25 General Electric Company Method for sintering high density yttria-gadolinia ceramic scintillators
US4518545A (en) * 1982-06-18 1985-05-21 General Electric Company Method for sintering high density yttria-gadolinia ceramic scintillators
US9346999B2 (en) * 2011-09-29 2016-05-24 General Electric Company Method of forming efficient phosphor powders

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250722A (en) * 1961-11-06 1966-05-10 Du Pont Luminescent solid solutions of europium compounds with at least one other rare earthcompound
US3368980A (en) * 1964-12-24 1968-02-13 Gen Telephone & Elect Method of preparing yttrium oxide phosphors

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
GB1118800A (en) 1968-07-03
US3458450A (en) 1969-07-29
FR1464976A (fr) 1967-01-06
NL6516373A (https=) 1966-06-24

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977