JP2012015174A - 蛍光体層転写シートおよび発光装置 - Google Patents
蛍光体層転写シートおよび発光装置 Download PDFInfo
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- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor 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
- H01L33/48—Semiconductor 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
- H01L33/50—Wavelength conversion elements
- H01L33/505—Wavelength conversion elements characterised by the shape, e.g. plate or foil
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor 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
- H01L33/48—Semiconductor 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
- H01L33/50—Wavelength conversion elements
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
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- H—ELECTRICITY
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- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
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- H—ELECTRICITY
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- H01L2933/0008—Processes
- H01L2933/0033—Processes relating to semiconductor body packages
- H01L2933/0041—Processes relating to semiconductor body packages relating to wavelength conversion elements
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- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y—GENERAL 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
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Abstract
【解決手段】離型基材2と、離型基材2の上に形成される蛍光体層3と、蛍光体層3の上に形成される接着剤層4とを備える蛍光体層転写シート1を用いて、蛍光体層3を基板10の上に転写することによって、蛍光体層3を接着剤層4を介して基板10の上に接着する。
【選択図】図3
Description
(蛍光体層転写シートの作製)
ポリエチレンテレフタレートからなる厚み50μmの離型基材を用意した(図2(a)参照)。
ベース基板、導体パターンおよびハウジングを備える基板と、青色発光ダイオードとを用意した(図3(a)参照)。なお、青色発光ダイオードを、ワイヤを介して導体パターンとワイヤボンディングした後、封止層によって封止した。
(屈折率の測定)
蛍光体層転写シートにおける蛍光体層の屈折率(n1)および接着剤層の屈折率(n2)を測定したところ、それぞれ、1.41および1.58であった。屈折率は、JIS K 7142の記載に準拠して測定した。
2 離型基材
3 蛍光体層
4 接着剤層
5 蛍光体部
10 基板
11 発光ダイオード
18 発光装置
n1 蛍光体層の屈折率
n2 接着剤層の屈折率
Claims (4)
- 離型基材と、
前記離型基材の上に形成される蛍光体層と、
前記蛍光体層の上に形成される接着剤層と
を備えることを特徴とする、蛍光体層転写シート。 - 前記蛍光体層は、互いに間隔を隔てて複数整列配置される蛍光体部を備え、
前記接着剤層は、各前記蛍光体部間における前記離型基材の上面に接触していることを特徴とする、請求項1に記載の蛍光体層転写シート。 - 前記接着剤層の屈折率が、前記蛍光体層の屈折率より高いことを特徴とする、請求項1または2に記載の蛍光体層転写シート。
- 基板と、
前記基板の上に設けられる発光ダイオードと、
前記基板の上に、前記発光ダイオードを被覆するように設けられる蛍光体層とを備え、
前記蛍光体層は、請求項1〜3のいずれか一項に記載の蛍光体層転写シートを用いて前記基板の上に転写されることによって、前記接着剤層を介して前記基板の上に接着されていることを特徴とする、発光装置。
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JP2010147758A JP5427709B2 (ja) | 2010-06-29 | 2010-06-29 | 蛍光体層転写シートおよび発光装置 |
TW100122080A TW201201417A (en) | 2010-06-29 | 2011-06-23 | Transfer sheet for phosphor layer and light-emitting device |
US13/167,331 US8716733B2 (en) | 2010-06-29 | 2011-06-23 | Transfer sheet for phosphor layer and light-emitting device |
KR1020110063790A KR20120001692A (ko) | 2010-06-29 | 2011-06-29 | 형광체층 전사 시트 및 발광 장치 |
CN201110184478.0A CN102315339B (zh) | 2010-06-29 | 2011-06-29 | 荧光体层转印片及发光装置 |
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JP5427709B2 (ja) | 2014-02-26 |
KR20120001692A (ko) | 2012-01-04 |
CN102315339A (zh) | 2012-01-11 |
US8716733B2 (en) | 2014-05-06 |
CN102315339B (zh) | 2015-05-27 |
US20110316031A1 (en) | 2011-12-29 |
TW201201417A (en) | 2012-01-01 |
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