DE3872535T2 - - Google Patents

Info

Publication number
DE3872535T2
DE3872535T2 DE19883872535 DE3872535T DE3872535T2 DE 3872535 T2 DE3872535 T2 DE 3872535T2 DE 19883872535 DE19883872535 DE 19883872535 DE 3872535 T DE3872535 T DE 3872535T DE 3872535 T2 DE3872535 T2 DE 3872535T2
Authority
DE
Germany
Prior art keywords
phosphor
particle size
admixture
diameter
lead
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 - Fee Related
Application number
DE19883872535
Other languages
German (de)
English (en)
Other versions
DE3872535D1 (de
Inventor
Joseph J. Towanda Pa 18848 Lenox
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.)
Osram Sylvania Inc
Original Assignee
GTE Products 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 GTE Products Corp filed Critical GTE Products Corp
Publication of DE3872535D1 publication Critical patent/DE3872535D1/de
Application granted granted Critical
Publication of DE3872535T2 publication Critical patent/DE3872535T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C09K11/66—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing germanium, tin or lead
    • C09K11/666—Aluminates; Silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
DE8888101503T 1987-02-02 1988-02-02 Kalziumsilikatphosphor von hoher partikelgroesse und verfahren zur herstellung desselben. Expired - Lifetime DE3872535D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US942587A 1987-02-02 1987-02-02

Publications (2)

Publication Number Publication Date
DE3872535D1 DE3872535D1 (de) 1992-08-13
DE3872535T2 true DE3872535T2 (https=) 1993-01-07

Family

ID=21737563

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888101503T Expired - Lifetime DE3872535D1 (de) 1987-02-02 1988-02-02 Kalziumsilikatphosphor von hoher partikelgroesse und verfahren zur herstellung desselben.

Country Status (3)

Country Link
EP (1) EP0277646B1 (https=)
JP (1) JPS63241092A (https=)
DE (1) DE3872535D1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5976413A (en) * 1998-04-28 1999-11-02 Osram Sylvania Inc. Method of preparing a lead and manganese co-activated calcium metasilicate phosphor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3586635A (en) * 1968-05-02 1971-06-22 Grace W R & Co Process for the preparation of metal silicate phosphors
FR1600137A (https=) * 1968-05-06 1970-07-20

Also Published As

Publication number Publication date
JPS63241092A (ja) 1988-10-06
DE3872535D1 (de) 1992-08-13
EP0277646B1 (en) 1992-07-08
EP0277646A3 (en) 1989-03-15
EP0277646A2 (en) 1988-08-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee