CN101391803B - 一种制备宽带激发光谱的白光led荧光粉的方法 - Google Patents
一种制备宽带激发光谱的白光led荧光粉的方法 Download PDFInfo
- Publication number
- CN101391803B CN101391803B CN2008102186724A CN200810218672A CN101391803B CN 101391803 B CN101391803 B CN 101391803B CN 2008102186724 A CN2008102186724 A CN 2008102186724A CN 200810218672 A CN200810218672 A CN 200810218672A CN 101391803 B CN101391803 B CN 101391803B
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- China
- Prior art keywords
- fluorescent powder
- fluorescent material
- white light
- compound
- light led
- 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.)
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- 239000000843 powder Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000000695 excitation spectrum Methods 0.000 title abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 49
- 238000002156 mixing Methods 0.000 claims abstract description 16
- 238000005406 washing Methods 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000005303 weighing Methods 0.000 claims abstract description 7
- 150000001875 compounds Chemical class 0.000 claims description 24
- 238000001354 calcination Methods 0.000 claims description 18
- 238000005245 sintering Methods 0.000 claims description 15
- 230000005284 excitation Effects 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 12
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical class [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 11
- 229910021645 metal ion Inorganic materials 0.000 claims description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000007858 starting material Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 3
- 229910052691 Erbium Inorganic materials 0.000 claims description 3
- 229910052693 Europium Inorganic materials 0.000 claims description 3
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 3
- 229910052689 Holmium Inorganic materials 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052765 Lutetium Inorganic materials 0.000 claims description 3
- 229910052779 Neodymium Inorganic materials 0.000 claims description 3
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 3
- 229910052772 Samarium Inorganic materials 0.000 claims description 3
- 229910052771 Terbium Inorganic materials 0.000 claims description 3
- 229910052775 Thulium Inorganic materials 0.000 claims description 3
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 3
- 238000013467 fragmentation Methods 0.000 claims description 3
- 238000006062 fragmentation reaction Methods 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000005554 pickling Methods 0.000 claims description 3
- 238000012805 post-processing Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 6
- 238000001035 drying Methods 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 2
- 238000000227 grinding Methods 0.000 abstract 2
- 239000011265 semifinished product Substances 0.000 abstract 2
- 238000007873 sieving Methods 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 abstract 1
- 238000005538 encapsulation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910019990 cerium-doped yttrium aluminum garnet Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- 229910005690 GdF 3 Inorganic materials 0.000 description 1
- 241001025261 Neoraja caerulea Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 125000005619 boric acid group Chemical group 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 229910019655 synthetic inorganic crystalline material Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Luminescent Compositions (AREA)
- Led Device Packages (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
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CN2008102186724A CN101391803B (zh) | 2008-10-21 | 2008-10-21 | 一种制备宽带激发光谱的白光led荧光粉的方法 |
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CN2008102186724A CN101391803B (zh) | 2008-10-21 | 2008-10-21 | 一种制备宽带激发光谱的白光led荧光粉的方法 |
Publications (2)
Publication Number | Publication Date |
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CN101391803A CN101391803A (zh) | 2009-03-25 |
CN101391803B true CN101391803B (zh) | 2011-09-07 |
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CN2008102186724A Expired - Fee Related CN101391803B (zh) | 2008-10-21 | 2008-10-21 | 一种制备宽带激发光谱的白光led荧光粉的方法 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5156841B2 (ja) * | 2009-04-17 | 2013-03-06 | パナソニック株式会社 | 蛍光体、発光装置およびプラズマディスプレイパネル |
CN101805607A (zh) * | 2010-04-15 | 2010-08-18 | 南昌大学 | 硅酸盐绿光荧光粉的低温合成方法 |
EP2609365B1 (de) | 2010-08-26 | 2015-07-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Leuchtmittel, insbesondere zum betrieb in fassungen für leuchtstofflampen |
CN102629655B (zh) * | 2012-03-14 | 2015-02-11 | 江门市远大发光材料有限公司 | 一种具有余辉特性的高显色白光led器件 |
CN106590658A (zh) * | 2017-01-22 | 2017-04-26 | 清远市德晟嘉恒能源环保工程有限责任公司 | 一种白光led用的高热稳定性荧光粉及其制备方法 |
CN109111924A (zh) * | 2018-09-18 | 2019-01-01 | 江苏锐阳照明电器设备有限公司 | 一种能提高良品率的led灯荧光粉及其制备方法 |
CN111718715A (zh) * | 2020-07-17 | 2020-09-29 | 安徽晶宸科技有限公司 | 一种石榴石基荧光材料及其制备方法 |
CN112358878A (zh) * | 2020-11-19 | 2021-02-12 | 陕西彩虹新材料有限公司 | 一种激光显示绿色荧光粉的制造方法 |
CN113755172B (zh) * | 2021-10-26 | 2023-11-14 | 长江大学 | 一种荧光粉及其制备方法 |
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- 2008-10-21 CN CN2008102186724A patent/CN101391803B/zh not_active Expired - Fee Related
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Application publication date: 20090325 Assignee: Yuanda Phosphors Co., Ltd. Assignor: Li Guangcai Contract record no.: 2013440000062 Denomination of invention: Method for preparing broadband excitation spectrum white light LED fluorescent powder Granted publication date: 20110907 License type: Exclusive License Record date: 20130306 |
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