JP2005150691A5 - - Google Patents

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Publication number
JP2005150691A5
JP2005150691A5 JP2004248471A JP2004248471A JP2005150691A5 JP 2005150691 A5 JP2005150691 A5 JP 2005150691A5 JP 2004248471 A JP2004248471 A JP 2004248471A JP 2004248471 A JP2004248471 A JP 2004248471A JP 2005150691 A5 JP2005150691 A5 JP 2005150691A5
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Japan
Prior art keywords
mol
source compound
flux
object color
total luminous
Prior art date
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JP2004248471A
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Japanese (ja)
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JP2005150691A (en
JP4916651B2 (en
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Priority to JP2004248471A priority Critical patent/JP4916651B2/en
Priority claimed from JP2004248471A external-priority patent/JP4916651B2/en
Publication of JP2005150691A publication Critical patent/JP2005150691A/en
Publication of JP2005150691A5 publication Critical patent/JP2005150691A5/ja
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Publication of JP4916651B2 publication Critical patent/JP4916651B2/en
Expired - Fee Related legal-status Critical Current
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Description

Ln源化合物としてY23;1.44モル、M源化合物としてγ−Al23;2.5モル、Ce源化合物としてCeO2;0.09モル、Tb源化合物としてTb47:0.0
075モル、並びに融剤としてBaF2;0.25モルを用い、1400℃で焼成したこ
と以外は実施例1と同様の方法にて、黄色発光蛍光体(Y0.96Ce0.03Tb0.013Al512を作製した。得られた蛍光体につき、実施例1と同様に物体色と全光束を測定したところ、物体色はL*=102.7、a*=−14.9、b*=58.8、全光束は116%
であった。結果を表−1に示す。
(実施例6)
Y 2 O 3 as the Ln source compound; 1.44 mol, γ-Al 2 O 3 as the M source compound; 2.5 mol, CeO 2 as the Ce source compound; 0.09 mol, Tb 4 O 7 as the Tb source compound : 0.0
075 mol, and BaF 2 as a flux; with 0.25 mole, in the same manner as in Example 1 except that calcined at 1 400 ° C., the yellow-emitting phosphor (Y 0.96 Ce 0.03 Tb 0.01) 3 Al 5 O 12 was produced. When the object color and the total luminous flux were measured for the obtained phosphor as in Example 1, the object color was L * = 102.7, a * = − 14.9, b * = 58.8, the total luminous flux. 116%
Met. The results are shown in Table-1.
(Example 6)

Ln源化合物としてY23;1.44モル、M源化合物としてγ−Al23;2.5モル、Ce源化合物としてCeO2;0.12モル、並びに融剤としてBaF2;0.25モルを用い、1400℃で焼成したこと以外は実施例1と同様の方法にて、黄色発光蛍光
体(Y0.96Ce0.043Al512を作製した。実施例1と同様の評価を行ったところ、物体色はL*=101.2、a*=−14.7、b*=57.8、全光束は110%、温度特
性は98%であった。また、t1は151ns、t2/t1は2.03であった。結果を表−1に示す。
(実施例7)
Y 2 O 3 as the Ln source compound; 1.44 mol, γ-Al 2 O 3 as the M source compound; 2.5 mol, CeO 2 as the Ce source compound; 0.12 mol, and BaF 2 as the flux: 0 with .25 mole, in the same manner except that calcined at 1 400 ° C. as in example 1 to prepare a yellow-emitting phosphor (Y 0.96 Ce 0.04) 3 Al 5 O 12. When the same evaluation as in Example 1 was performed, the object color was L * = 101.2, a * = − 14.7, b * = 57.8, the total luminous flux was 110%, and the temperature characteristic was 98%. It was. Moreover, t1 was 151 ns and t2 / t1 was 2.03. The results are shown in Table-1.
(Example 7)

JP2004248471A 2003-08-28 2004-08-27 Light emitting device and phosphor Expired - Fee Related JP4916651B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004248471A JP4916651B2 (en) 2003-08-28 2004-08-27 Light emitting device and phosphor

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2003305020 2003-08-28
JP2003305020 2003-08-28
JP2003361114 2003-10-21
JP2003361114 2003-10-21
JP2004248471A JP4916651B2 (en) 2003-08-28 2004-08-27 Light emitting device and phosphor

Publications (3)

Publication Number Publication Date
JP2005150691A JP2005150691A (en) 2005-06-09
JP2005150691A5 true JP2005150691A5 (en) 2007-10-04
JP4916651B2 JP4916651B2 (en) 2012-04-18

Family

ID=34704843

Family Applications (1)

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JP2004248471A Expired - Fee Related JP4916651B2 (en) 2003-08-28 2004-08-27 Light emitting device and phosphor

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JP (1) JP4916651B2 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7452483B2 (en) * 2004-09-30 2008-11-18 Global Tungsten & Powders Corp. Yellow-emitting phosphor blend for electroluminescent lamps
US20090008663A1 (en) * 2005-02-28 2009-01-08 Mitshubishi Chemcial Phosphor and method for production thereof, and application thereof
CN101194375B (en) * 2005-06-15 2011-03-23 日亚化学工业株式会社 Light emitting device
CN101672436B (en) * 2005-06-28 2013-06-12 首尔Opto仪器股份有限公司 Light emitting device for AC power operation
TWI403570B (en) * 2005-08-10 2013-08-01 Mitsubishi Chem Corp Fluorescent material and method of manufacturing the same, fluorescent material containing composition, light emitting device and use thereof
JP2008050493A (en) * 2006-08-25 2008-03-06 Mitsubishi Chemicals Corp Phosphor and light-emitting device by using the same
US20100213822A1 (en) * 2007-08-01 2010-08-26 Satoshi Shimooka Phosphor and production method thereof, crystalline silicon nitride and production method thereof, phosphor-containing composition, and light emitting device, display and illuminating device using the phosphor
JP5075552B2 (en) * 2007-09-25 2012-11-21 株式会社東芝 Phosphor and LED lamp using the same
JP5330263B2 (en) 2007-12-07 2013-10-30 株式会社東芝 Phosphor and LED light emitting device using the same
JP5406639B2 (en) * 2009-08-31 2014-02-05 カシオ計算機株式会社 Light source device and projector
JP5740017B2 (en) * 2012-03-30 2015-06-24 コバレントマテリアル株式会社 Ceramic composite
JPWO2015099145A1 (en) * 2013-12-27 2017-03-23 国立大学法人京都大学 Phosphor and method for producing phosphor
KR102069081B1 (en) 2015-06-12 2020-01-22 가부시끼가이샤 도시바 Phosphor and its manufacturing method, and LED lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003505582A (en) * 1999-07-23 2003-02-12 パテント−トロイハント−ゲゼルシヤフト フユール エレクトリツシエ グリユーラムペン ミツト ベシユレンクテル ハフツング Light emitting material for light source and light source having light emitting material

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