DE3771164D1 - Lumineszentes seltene erden-phosphat, ein schirm mit diesem phosphat und eine niederdruckquecksilberlampe, versehen mit diesem schirm. - Google Patents

Lumineszentes seltene erden-phosphat, ein schirm mit diesem phosphat und eine niederdruckquecksilberlampe, versehen mit diesem schirm.

Info

Publication number
DE3771164D1
DE3771164D1 DE8787201972T DE3771164T DE3771164D1 DE 3771164 D1 DE3771164 D1 DE 3771164D1 DE 8787201972 T DE8787201972 T DE 8787201972T DE 3771164 T DE3771164 T DE 3771164T DE 3771164 D1 DE3771164 D1 DE 3771164D1
Authority
DE
Germany
Prior art keywords
umbrella
phosphate
low pressure
rare earth
mercury lamp
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 - Lifetime
Application number
DE8787201972T
Other languages
English (en)
Inventor
Loosdregt Peter Carolus Van
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
Application granted granted Critical
Publication of DE3771164D1 publication Critical patent/DE3771164D1/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, 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
    • C09K11/7777—Phosphates
    • 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
    • C09K11/7777—Phosphates
    • C09K11/7778—Phosphates with alkaline earth metals
DE8787201972T 1986-10-20 1987-10-14 Lumineszentes seltene erden-phosphat, ein schirm mit diesem phosphat und eine niederdruckquecksilberlampe, versehen mit diesem schirm. Expired - Lifetime DE3771164D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8602627 1986-10-20

Publications (1)

Publication Number Publication Date
DE3771164D1 true DE3771164D1 (de) 1991-08-08

Family

ID=19848691

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787201972T Expired - Lifetime DE3771164D1 (de) 1986-10-20 1987-10-14 Lumineszentes seltene erden-phosphat, ein schirm mit diesem phosphat und eine niederdruckquecksilberlampe, versehen mit diesem schirm.

Country Status (4)

Country Link
US (1) US4748374A (de)
EP (1) EP0265012B1 (de)
JP (1) JPS63110277A (de)
DE (1) DE3771164D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8663501B2 (en) 2011-06-29 2014-03-04 General Electric Company Green emitting phosphor
CN104610969A (zh) * 2015-02-05 2015-05-13 洛阳理工学院 一种铽离子掺杂的磷酸钇钡绿色荧光粉及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3211666A (en) * 1963-02-18 1965-10-12 Westinghouse Electric Corp Phosphor
US3488292A (en) * 1967-02-16 1970-01-06 Westinghouse Electric Corp Alkaline-earth metal pyrophosphate phosphors
US3481884A (en) * 1967-07-17 1969-12-02 Gen Telephone & Elect Terbium activated phosphors
NL6717638A (de) * 1967-12-22 1969-06-24
US3539857A (en) * 1968-05-16 1970-11-10 Sylvania Electric Prod Antimony activated yttrium phosphate phosphor
FR1590705A (de) * 1968-09-26 1970-04-20
US3925674A (en) * 1973-01-30 1975-12-09 Us Energy X-ray image intensifier phosphor
JPS5275673A (en) * 1975-12-19 1977-06-24 Matsushita Electric Ind Co Ltd Fluorescent substance
US4423349A (en) * 1980-07-16 1983-12-27 Nichia Denshi Kagaku Co., Ltd. Green fluorescence-emitting material and a fluorescent lamp provided therewith

Also Published As

Publication number Publication date
JPS63110277A (ja) 1988-05-14
EP0265012B1 (de) 1991-07-03
US4748374A (en) 1988-05-31
EP0265012A1 (de) 1988-04-27

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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: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8339 Ceased/non-payment of the annual fee