DE3669728D1 - Lumineszentes erdalkalimetallsilikat und ein solches silikat enthaltende niederdruckquecksilberdampflampe. - Google Patents

Lumineszentes erdalkalimetallsilikat und ein solches silikat enthaltende niederdruckquecksilberdampflampe.

Info

Publication number
DE3669728D1
DE3669728D1 DE8686200739T DE3669728T DE3669728D1 DE 3669728 D1 DE3669728 D1 DE 3669728D1 DE 8686200739 T DE8686200739 T DE 8686200739T DE 3669728 T DE3669728 T DE 3669728T DE 3669728 D1 DE3669728 D1 DE 3669728D1
Authority
DE
Germany
Prior art keywords
silicate
luminescent
low
pressure mercury
alkaline metal
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
DE8686200739T
Other languages
English (en)
Inventor
Allister William A Mc
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.)
Philips North America LLC
Original Assignee
US Philips Corp
North American Philips 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 US Philips Corp, North American Philips Corp filed Critical US Philips Corp
Application granted granted Critical
Publication of DE3669728D1 publication Critical patent/DE3669728D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/38—Devices for influencing the colour or wavelength of the light
    • H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
    • H01J61/44—Devices characterised by the luminescent material
    • 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
    • C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
    • C09K11/77922—Silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
DE8686200739T 1985-05-01 1986-04-29 Lumineszentes erdalkalimetallsilikat und ein solches silikat enthaltende niederdruckquecksilberdampflampe. Expired - Lifetime DE3669728D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72945485A 1985-05-01 1985-05-01

Publications (1)

Publication Number Publication Date
DE3669728D1 true DE3669728D1 (de) 1990-04-26

Family

ID=24931107

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686200739T Expired - Lifetime DE3669728D1 (de) 1985-05-01 1986-04-29 Lumineszentes erdalkalimetallsilikat und ein solches silikat enthaltende niederdruckquecksilberdampflampe.

Country Status (3)

Country Link
EP (1) EP0200279B1 (de)
JP (1) JPS61258890A (de)
DE (1) DE3669728D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2746192B2 (ja) * 1995-05-09 1998-04-28 双葉電子工業株式会社 低速電子線用蛍光体
KR100784573B1 (ko) * 2000-05-29 2007-12-10 파텐트-트로이한트-게젤샤프트 퓌어 엘렉트리쉐 글뤼람펜 엠베하 발광다이오드에 기반을 둔 백색광을 방출하는 조명 기구
DE10057881A1 (de) * 2000-11-21 2002-05-23 Philips Corp Intellectual Pty Gasentladungslampe mit Leuchtstoffschicht
KR100939936B1 (ko) * 2006-06-21 2010-02-04 대주전자재료 주식회사 툴리움을 포함하는 백색 발광다이오드용 형광체 및 그제조방법
JP6008073B2 (ja) * 2011-06-23 2016-10-19 学校法人日本大学 蛍光体製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260675A (en) * 1964-07-01 1966-07-12 Westinghouse Electric Corp Calcium and magnesium silicate phosphors with activator comprising terbium
NL6714518A (de) * 1967-10-26 1969-04-29
JPS528992A (en) * 1975-07-11 1977-01-24 Hitachi Ltd Fluorescent substance
JPS5842590B2 (ja) * 1977-08-30 1983-09-20 株式会社東芝 けい光ランプ

Also Published As

Publication number Publication date
EP0200279A3 (en) 1987-06-24
EP0200279A2 (de) 1986-11-05
JPS61258890A (ja) 1986-11-17
EP0200279B1 (de) 1990-03-21

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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 NORTH AMERICA CORP., NEW YORK,

8328 Change in the person/name/address of the agent

Free format text: PEUCKERT, H., DIPL.-ING., PAT.-ASS., 20097 HAMBURG

8339 Ceased/non-payment of the annual fee