BRPI0418983A - novos sistemas de substáncia fosforescente para um diodo emissor de luz (led) - Google Patents

novos sistemas de substáncia fosforescente para um diodo emissor de luz (led)

Info

Publication number
BRPI0418983A
BRPI0418983A BRPI0418983-3A BRPI0418983A BRPI0418983A BR PI0418983 A BRPI0418983 A BR PI0418983A BR PI0418983 A BRPI0418983 A BR PI0418983A BR PI0418983 A BRPI0418983 A BR PI0418983A
Authority
BR
Brazil
Prior art keywords
phosphorescent
phosphorescent substance
substance
led
systems
Prior art date
Application number
BRPI0418983-3A
Other languages
English (en)
Inventor
Yi Dong
Ning Wang
Shifan Cheng
Yi-Qun Li
Original Assignee
Intematix 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 Intematix Corp filed Critical Intematix Corp
Publication of BRPI0418983A publication Critical patent/BRPI0418983A/pt

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Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/59Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing silicon
    • C09K11/592Chalcogenides
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7734Aluminates
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/77342Silicates
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50Wavelength conversion elements
    • H01L33/501Wavelength conversion elements characterised by the materials, e.g. binder
    • H01L33/502Wavelength conversion materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50Wavelength conversion elements
    • H01L33/501Wavelength conversion elements characterised by the materials, e.g. binder
    • H01L33/502Wavelength conversion materials
    • H01L33/504Elements with two or more wavelength conversion materials
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
  • Led Device Packages (AREA)
  • Led Devices (AREA)

Abstract

NOVOS SISTEMAS DE SUBSTáNCIA FOSFORESCENTE PARA UM DIODO EMISSOR DE LUZ (LED) Novos sistemas de substância fosforescente para um LED branco são mostrados. Os sistemas de substância fosforescente são excitados por uma fonte de radiação de não visível a de UV próximo que tem um comprimento de onda de excitação que varia a partir de em torno de 250 a 420 nm. O sistema de substância fosforescente pode compreender uma substância fosforescente, duas substâncias fosforescentes, e pode incluir opcionalmente um terceiro e mesmo um quarto substância fosforescente. Em uma modalidade da presente invenção, a substância fosforescente é um sistema de duas substâncias fosforescentes que tem uma substância fosforescente azul e uma substância fosforescente amarela, onde a extremidade de comprimento de onda longo da substância fosforescente azul é substancialmente do mesmo comprimento de onda que a extremidade de comprimento de onda curto da substância fosforescente amarela. Alternativamente, pode haver um espaço de comprimento de onda entre as substâncias fosforescentes amarela e azul. A substância fosforescente amarela pode ser à base de fosfato ou silicato, e a substância fosforescente azul pode ser à base de silicato ou aluminato. Os sistemas de substância fosforescente única excitados por radiação não visível também são mostrados. Em outras modalidades da presente invenção, uma substância fosforescente única é usada para a produção de iluminação de luz branca, a substância fosforescente única tendo um espectro de emissão único com uma intensidade de pico que varia a partir de em torno de 520 a 560 nm.
BRPI0418983-3A 2004-08-04 2004-11-24 novos sistemas de substáncia fosforescente para um diodo emissor de luz (led) BRPI0418983A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/912,741 US7267787B2 (en) 2004-08-04 2004-08-04 Phosphor systems for a white light emitting diode (LED)
PCT/US2004/039705 WO2006022793A2 (en) 2004-08-04 2004-11-24 Novel phosphor systems for a white light emitting diode (led)

Publications (1)

Publication Number Publication Date
BRPI0418983A true BRPI0418983A (pt) 2007-12-11

Family

ID=35756544

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0418983-3A BRPI0418983A (pt) 2004-08-04 2004-11-24 novos sistemas de substáncia fosforescente para um diodo emissor de luz (led)

Country Status (11)

Country Link
US (2) US7267787B2 (pt)
EP (1) EP1784872A4 (pt)
JP (2) JP4833212B2 (pt)
KR (1) KR100950497B1 (pt)
CN (2) CN101019241B (pt)
AU (1) AU2004322660B2 (pt)
BR (1) BRPI0418983A (pt)
CA (1) CA2575615C (pt)
HK (1) HK1103474A1 (pt)
MX (1) MX2007001441A (pt)
WO (1) WO2006022793A2 (pt)

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JP2008509552A (ja) 2008-03-27
CA2575615C (en) 2013-01-22
US20060027781A1 (en) 2006-02-09
EP1784872A4 (en) 2009-04-22
CN101292009B (zh) 2014-10-22
US20080073616A1 (en) 2008-03-27
WO2006022793A2 (en) 2006-03-02
EP1784872A2 (en) 2007-05-16
JP2011018934A (ja) 2011-01-27
AU2004322660B2 (en) 2010-01-21
CA2575615A1 (en) 2006-03-02
CN101019241B (zh) 2010-09-29
CN101292009A (zh) 2008-10-22
KR100950497B1 (ko) 2010-03-31
WO2006022793A3 (en) 2006-05-11
US7267787B2 (en) 2007-09-11
HK1103474A1 (en) 2007-12-21
CN101019241A (zh) 2007-08-15
JP4833212B2 (ja) 2011-12-07
AU2004322660A1 (en) 2006-03-02
MX2007001441A (es) 2007-07-04
US7887719B2 (en) 2011-02-15

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