DE60018845D1 - Elektrolumineszenter Phosphor mit hoher Helligkeit - Google Patents

Elektrolumineszenter Phosphor mit hoher Helligkeit

Info

Publication number
DE60018845D1
DE60018845D1 DE60018845T DE60018845T DE60018845D1 DE 60018845 D1 DE60018845 D1 DE 60018845D1 DE 60018845 T DE60018845 T DE 60018845T DE 60018845 T DE60018845 T DE 60018845T DE 60018845 D1 DE60018845 D1 DE 60018845D1
Authority
DE
Germany
Prior art keywords
high brightness
electroluminescent phosphor
electroluminescent
phosphor
brightness
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
DE60018845T
Other languages
English (en)
Other versions
DE60018845T2 (de
Inventor
Reddy Vaddi Butchie
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.)
Global Tungsten and Powders LLC
Original Assignee
Osram Sylvania Inc
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 Osram Sylvania Inc filed Critical Osram Sylvania Inc
Publication of DE60018845D1 publication Critical patent/DE60018845D1/de
Application granted granted Critical
Publication of DE60018845T2 publication Critical patent/DE60018845T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
    • 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
    • C09K11/61—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing fluorine, chlorine, bromine, iodine or unspecified halogen elements
    • C09K11/611—Chalcogenides
    • C09K11/612—Chalcogenides with zinc or cadmium
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Luminescent Compositions (AREA)
  • Electroluminescent Light Sources (AREA)
DE60018845T 1999-06-07 2000-06-07 Elektrolumineszenter Phosphor mit hoher Helligkeit Expired - Fee Related DE60018845T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/327,029 US6214257B1 (en) 1999-06-07 1999-06-07 Electroluminescent phosphor with high brightness
US327029 1999-06-07

Publications (2)

Publication Number Publication Date
DE60018845D1 true DE60018845D1 (de) 2005-04-28
DE60018845T2 DE60018845T2 (de) 2005-08-11

Family

ID=23274827

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60018845T Expired - Fee Related DE60018845T2 (de) 1999-06-07 2000-06-07 Elektrolumineszenter Phosphor mit hoher Helligkeit

Country Status (8)

Country Link
US (1) US6214257B1 (de)
EP (1) EP1059347B1 (de)
JP (1) JP2001031963A (de)
KR (1) KR100641528B1 (de)
CN (1) CN1167767C (de)
CA (1) CA2297656C (de)
DE (1) DE60018845T2 (de)
HU (1) HU224828B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6702958B2 (en) 2000-12-07 2004-03-09 Kabushiki Kaisha Toshiba Electroluminescent phosphor and electroluminescent element therewith

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3133027A (en) * 1962-01-15 1964-05-12 Westinghouse Electric Corp Method for processing zinc-cadmium sulfide electroluminescent phosphor
US4859361A (en) * 1988-05-13 1989-08-22 Gte Products Corporation Process for producing electroluminescent phosphors of improved brightness
JPH0294287A (ja) * 1988-09-30 1990-04-05 Toshiba Corp 電場発光蛍光体の製造方法
US4888129A (en) * 1989-04-24 1989-12-19 Gte Products Corporation Process for producing a terbium-activiated gadolinium oxysulfide x-ray phosphor having a specific green/blue emission ratio by the addition of zinc
US4929384A (en) * 1989-06-07 1990-05-29 Gte Products Corporation Process for improving the luminescence of niobium activated yttrium tantalate X-ray phosphor
US5110499A (en) * 1991-04-01 1992-05-05 Gte Products Corporation Method for increasing the brightness and halflife of electroluminescent phosphors
JPH08283711A (ja) * 1995-04-07 1996-10-29 Mitsubishi Materials Corp Ｅｌ蛍光体の製造方法
US6103296A (en) * 1998-04-22 2000-08-15 Osram Sylvania Inc. Method for improving the screen brightness of gadolinium oxysulfide x-ray phosphors

Also Published As

Publication number Publication date
HU224828B1 (en) 2006-02-28
CN1276405A (zh) 2000-12-13
HUP0002157A3 (en) 2001-05-28
KR100641528B1 (ko) 2006-10-31
DE60018845T2 (de) 2005-08-11
HU0002157D0 (en) 2000-08-28
KR20010007237A (ko) 2001-01-26
CN1167767C (zh) 2004-09-22
HUP0002157A2 (hu) 2001-02-28
EP1059347B1 (de) 2005-03-23
US6214257B1 (en) 2001-04-10
CA2297656A1 (en) 2000-12-07
EP1059347A1 (de) 2000-12-13
CA2297656C (en) 2010-03-23
JP2001031963A (ja) 2001-02-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GLOBAL TUNGSTEN & POWDERS CORP. (N.D. GES.D.DE, US

8339 Ceased/non-payment of the annual fee