JP2011140664A5 - - Google Patents
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- Publication number
- JP2011140664A5 JP2011140664A5 JP2011086558A JP2011086558A JP2011140664A5 JP 2011140664 A5 JP2011140664 A5 JP 2011140664A5 JP 2011086558 A JP2011086558 A JP 2011086558A JP 2011086558 A JP2011086558 A JP 2011086558A JP 2011140664 A5 JP2011140664 A5 JP 2011140664A5
- Authority
- JP
- Japan
- Prior art keywords
- light
- phosphor
- emitting device
- light emitting
- powder
- 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.)
- Granted
Links
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 247
- 239000013078 crystal Substances 0.000 claims description 94
- 229910052760 oxygen Inorganic materials 0.000 claims description 84
- 239000001301 oxygen Substances 0.000 claims description 82
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 81
- 238000000295 emission spectrum Methods 0.000 claims description 60
- 230000005284 excitation Effects 0.000 claims description 60
- 239000004065 semiconductor Substances 0.000 claims description 56
- 229910052751 metal Inorganic materials 0.000 claims description 53
- 239000002184 metal Substances 0.000 claims description 53
- 238000000695 excitation spectrum Methods 0.000 claims description 31
- 229910052693 Europium Inorganic materials 0.000 claims description 15
- 229910052748 manganese Inorganic materials 0.000 claims description 14
- 229910052684 Cerium Inorganic materials 0.000 claims description 13
- 239000006104 solid solution Substances 0.000 claims description 13
- 238000002834 transmittance Methods 0.000 claims description 11
- 230000001678 irradiating effect Effects 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 239000000843 powder Substances 0.000 description 129
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 77
- 239000002994 raw material Substances 0.000 description 73
- 239000000203 mixture Substances 0.000 description 66
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 57
- 238000000034 method Methods 0.000 description 43
- 239000000126 substance Substances 0.000 description 36
- 239000004973 liquid crystal related substance Substances 0.000 description 34
- 238000010304 firing Methods 0.000 description 33
- 229910052581 Si3N4 Inorganic materials 0.000 description 32
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 32
- 229910052757 nitrogen Inorganic materials 0.000 description 30
- 229910052799 carbon Inorganic materials 0.000 description 27
- 239000011347 resin Substances 0.000 description 26
- 229920005989 resin Polymers 0.000 description 26
- 239000007789 gas Substances 0.000 description 25
- 238000004519 manufacturing process Methods 0.000 description 25
- 230000001603 reducing effect Effects 0.000 description 25
- 239000012298 atmosphere Substances 0.000 description 23
- 239000002245 particle Substances 0.000 description 23
- 238000001228 spectrum Methods 0.000 description 22
- 239000003086 colorant Substances 0.000 description 21
- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 17
- 239000007787 solid Substances 0.000 description 15
- 239000010409 thin film Substances 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 14
- 238000002156 mixing Methods 0.000 description 13
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 11
- 229910001940 europium oxide Inorganic materials 0.000 description 11
- AEBZCFFCDTZXHP-UHFFFAOYSA-N europium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Eu+3].[Eu+3] AEBZCFFCDTZXHP-UHFFFAOYSA-N 0.000 description 11
- 238000005259 measurement Methods 0.000 description 11
- 230000002829 reductive effect Effects 0.000 description 11
- 239000007858 starting material Substances 0.000 description 11
- 230000008901 benefit Effects 0.000 description 10
- 239000004570 mortar (masonry) Substances 0.000 description 10
- 229910052710 silicon Inorganic materials 0.000 description 10
- 229910052582 BN Inorganic materials 0.000 description 9
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 9
- 239000010408 film Substances 0.000 description 9
- 150000002484 inorganic compounds Chemical class 0.000 description 9
- 229910010272 inorganic material Inorganic materials 0.000 description 9
- 239000010703 silicon Substances 0.000 description 9
- 239000004215 Carbon black (E152) Substances 0.000 description 8
- 230000007547 defect Effects 0.000 description 8
- 238000013461 design Methods 0.000 description 8
- 238000005121 nitriding Methods 0.000 description 8
- 238000002441 X-ray diffraction Methods 0.000 description 7
- 150000004767 nitrides Chemical class 0.000 description 7
- 239000011863 silicon-based powder Substances 0.000 description 7
- 239000011261 inert gas Substances 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- 239000012299 nitrogen atmosphere Substances 0.000 description 6
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 6
- 230000002194 synthesizing effect Effects 0.000 description 6
- 238000000411 transmission spectrum Methods 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000011049 filling Methods 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 229910002804 graphite Inorganic materials 0.000 description 5
- 230000003595 spectral effect Effects 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 125000004429 atom Chemical group 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000011812 mixed powder Substances 0.000 description 4
- 238000000634 powder X-ray diffraction Methods 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- OLBVUFHMDRJKTK-UHFFFAOYSA-N [N].[O] Chemical compound [N].[O] OLBVUFHMDRJKTK-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910052771 Terbium Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- -1 oxygen ions Chemical class 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910017414 LaAl Inorganic materials 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 235000005811 Viola adunca Nutrition 0.000 description 1
- 240000009038 Viola odorata Species 0.000 description 1
- 235000013487 Viola odorata Nutrition 0.000 description 1
- 235000002254 Viola papilionacea Nutrition 0.000 description 1
- 244000172533 Viola sororia Species 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 230000032900 absorption of visible light Effects 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002189 fluorescence spectrum Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001683 neutron diffraction Methods 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 239000000075 oxide glass Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000000547 structure data Methods 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011086558A JP5485218B2 (ja) | 2007-05-30 | 2011-04-08 | 発光装置及び画像表示装置 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007143745 | 2007-05-30 | ||
| JP2007143745 | 2007-05-30 | ||
| JP2011086558A JP5485218B2 (ja) | 2007-05-30 | 2011-04-08 | 発光装置及び画像表示装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007318468A Division JP2009010315A (ja) | 2007-05-30 | 2007-12-10 | 蛍光体の製造方法、発光装置および画像表示装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011140664A JP2011140664A (ja) | 2011-07-21 |
| JP2011140664A5 true JP2011140664A5 (enExample) | 2012-08-09 |
| JP5485218B2 JP5485218B2 (ja) | 2014-05-07 |
Family
ID=40106803
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007318468A Pending JP2009010315A (ja) | 2007-05-30 | 2007-12-10 | 蛍光体の製造方法、発光装置および画像表示装置 |
| JP2011086558A Active JP5485218B2 (ja) | 2007-05-30 | 2011-04-08 | 発光装置及び画像表示装置 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007318468A Pending JP2009010315A (ja) | 2007-05-30 | 2007-12-10 | 蛍光体の製造方法、発光装置および画像表示装置 |
Country Status (2)
| Country | Link |
|---|---|
| JP (2) | JP2009010315A (enExample) |
| CN (2) | CN102738369B (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009010315A (ja) * | 2007-05-30 | 2009-01-15 | Sharp Corp | 蛍光体の製造方法、発光装置および画像表示装置 |
| GB2474413B8 (en) * | 2008-08-12 | 2013-02-13 | Samsung Led Co Ltd | Method for producing a ß-SiA1ON phosphor |
| US8158026B2 (en) | 2008-08-12 | 2012-04-17 | Samsung Led Co., Ltd. | Method for preparing B-Sialon phosphor |
| JP5368557B2 (ja) * | 2009-06-09 | 2013-12-18 | 電気化学工業株式会社 | β型サイアロン蛍光体、その用途及びその製造方法 |
| JP2011046780A (ja) * | 2009-08-25 | 2011-03-10 | Futaba Corp | 蛍光体の製造方法及び蛍光体 |
| US20120162573A1 (en) | 2009-08-31 | 2012-06-28 | Kohsei Takahashi | Liquid crystal display |
| CN102959044B (zh) * | 2010-09-16 | 2015-05-06 | 电气化学工业株式会社 | β型赛隆及其制备方法和发光装置 |
| WO2012046288A1 (ja) * | 2010-10-04 | 2012-04-12 | 電気化学工業株式会社 | β型サイアロン蛍光体とその製造方法、およびその用途 |
| CN102456294A (zh) * | 2010-11-02 | 2012-05-16 | 展晶科技(深圳)有限公司 | Led显示装置 |
| JP5866870B2 (ja) * | 2011-08-26 | 2016-02-24 | 三菱化学株式会社 | 発光装置 |
| CN102516998A (zh) * | 2011-09-29 | 2012-06-27 | 宁波浩威尔新材料科技有限公司 | 一种超细荧光粉的制备方法 |
| JP5727955B2 (ja) * | 2012-03-08 | 2015-06-03 | 株式会社東芝 | 蛍光体およびその製造方法 |
| US9793444B2 (en) * | 2012-04-06 | 2017-10-17 | Semiconductor Energy Laboratory Co., Ltd. | Display device and electronic device |
| TWI611215B (zh) * | 2012-05-09 | 2018-01-11 | 半導體能源研究所股份有限公司 | 顯示裝置及電子裝置 |
| TWI570219B (zh) * | 2015-02-09 | 2017-02-11 | 合皓股份有限公司 | 製作最強吸收波長介於410奈米(nm)-470奈米(nm)的無稀土螢光材料的方法以及應用其進行光致發白光的方法 |
| CN116293491A (zh) * | 2016-04-25 | 2023-06-23 | 日本特殊陶业株式会社 | 波长转换构件、其制造方法及发光装置 |
| JP6985704B2 (ja) * | 2016-09-26 | 2021-12-22 | 三菱ケミカル株式会社 | 蛍光体、発光装置、照明装置及び画像表示装置 |
| WO2018130750A1 (en) * | 2017-01-13 | 2018-07-19 | Juha Rantala | A led structure and luminaire for continuous disinfection |
| WO2019045106A1 (ja) * | 2017-09-04 | 2019-03-07 | 三菱ケミカル株式会社 | 蛍光体、発光装置、画像表示装置及び照明装置 |
| JP6891797B2 (ja) * | 2017-12-21 | 2021-06-18 | 日亜化学工業株式会社 | ディスプレイ装置 |
| TWI728873B (zh) | 2020-07-21 | 2021-05-21 | 隆達電子股份有限公司 | 發光二極體裝置 |
| US11294238B1 (en) | 2020-10-29 | 2022-04-05 | Lextar Electronics Corporation | Low blue light backlight module |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1104799A1 (en) * | 1999-11-30 | 2001-06-06 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Red emitting luminescent material |
| CN100345047C (zh) * | 2002-03-14 | 2007-10-24 | 日东电工株式会社 | 背光灯及使用它的液晶显示装置 |
| JP4834827B2 (ja) * | 2003-10-03 | 2011-12-14 | 独立行政法人物質・材料研究機構 | 酸窒化物蛍光体 |
| TWI359187B (en) * | 2003-11-19 | 2012-03-01 | Panasonic Corp | Method for preparing nitridosilicate-based compoun |
| JP3931239B2 (ja) * | 2004-02-18 | 2007-06-13 | 独立行政法人物質・材料研究機構 | 発光素子及び照明器具 |
| JP3921545B2 (ja) * | 2004-03-12 | 2007-05-30 | 独立行政法人物質・材料研究機構 | 蛍光体とその製造方法 |
| EP1788423A4 (en) * | 2004-08-18 | 2008-02-27 | Sony Corp | REAR LIGHTING DEVICE AND DEVICE FOR COLORED LIQUID CRYSTAL DISPLAY |
| JP5134820B2 (ja) * | 2004-12-24 | 2013-01-30 | 株式会社東芝 | 液晶表示装置 |
| JP4104013B2 (ja) * | 2005-03-18 | 2008-06-18 | 株式会社フジクラ | 発光デバイス及び照明装置 |
| JP4574417B2 (ja) * | 2005-03-31 | 2010-11-04 | シャープ株式会社 | 光源モジュール、バックライトユニット、液晶表示装置 |
| JP2007091960A (ja) * | 2005-09-30 | 2007-04-12 | Nitto Denko Corp | 光半導体素子封止用樹脂組成物およびそれを用いて得られる光半導体装置 |
| JP5206941B2 (ja) | 2005-12-08 | 2013-06-12 | 独立行政法人物質・材料研究機構 | 蛍光体とその製造方法および発光器具 |
| JP3975451B2 (ja) * | 2006-12-19 | 2007-09-12 | 独立行政法人物質・材料研究機構 | 蛍光体を用いた照明器具および画像表示装置 |
| JP2009010315A (ja) * | 2007-05-30 | 2009-01-15 | Sharp Corp | 蛍光体の製造方法、発光装置および画像表示装置 |
-
2007
- 2007-12-10 JP JP2007318468A patent/JP2009010315A/ja active Pending
-
2008
- 2008-05-30 CN CN201210223577.XA patent/CN102738369B/zh active Active
- 2008-05-30 CN CN200810098708.XA patent/CN101315853A/zh active Pending
-
2011
- 2011-04-08 JP JP2011086558A patent/JP5485218B2/ja active Active
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