KR20080110857A - 형광체 및 그의 제조 방법 및 그를 사용하는 발광 소자 - Google Patents
형광체 및 그의 제조 방법 및 그를 사용하는 발광 소자Info
- Publication number
- KR20080110857A KR20080110857A KR1020087025883A KR20087025883A KR20080110857A KR 20080110857 A KR20080110857 A KR 20080110857A KR 1020087025883 A KR1020087025883 A KR 1020087025883A KR 20087025883 A KR20087025883 A KR 20087025883A KR 20080110857 A KR20080110857 A KR 20080110857A
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- element selected
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- phosphor
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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 23
- 229910052788 barium Inorganic materials 0.000 claims abstract description 15
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 15
- 229910052712 strontium Inorganic materials 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 12
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 11
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 11
- 229910052746 lanthanum Inorganic materials 0.000 claims abstract description 11
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 11
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 10
- 229910052693 Europium Inorganic materials 0.000 claims abstract description 10
- 229910052689 Holmium Inorganic materials 0.000 claims abstract description 10
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 10
- 229910052777 Praseodymium Inorganic materials 0.000 claims abstract description 10
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 10
- 229910052769 Ytterbium Inorganic materials 0.000 claims abstract description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims abstract description 9
- 150000001342 alkaline earth metals Chemical class 0.000 claims abstract description 9
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 9
- 150000002367 halogens Chemical class 0.000 claims abstract description 9
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 9
- 239000010703 silicon Substances 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims abstract description 9
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 6
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 6
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 6
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 6
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 5
- 239000001301 oxygen Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims description 41
- 239000002184 metal Substances 0.000 claims description 41
- 230000004907 flux Effects 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 150000003839 salts Chemical class 0.000 claims description 10
- 229910052727 yttrium Inorganic materials 0.000 claims description 10
- 229910052772 Samarium Inorganic materials 0.000 claims description 9
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 9
- 229910052706 scandium Inorganic materials 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- 150000004820 halides Chemical class 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 4
- 150000002910 rare earth metals Chemical class 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 150000004679 hydroxides Chemical class 0.000 claims description 2
- 150000002823 nitrates Chemical class 0.000 claims description 2
- -1 organic acid salts Chemical class 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims 2
- 150000002739 metals Chemical class 0.000 claims 2
- 239000006227 byproduct Substances 0.000 claims 1
- 238000007654 immersion Methods 0.000 claims 1
- 238000010334 sieve classification Methods 0.000 claims 1
- 239000002210 silicon-based material Substances 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract 1
- 229910016036 BaF 2 Inorganic materials 0.000 description 6
- 230000005284 excitation Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000007873 sieving Methods 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 238000000295 emission spectrum Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000695 excitation spectrum Methods 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- IJKVHSBPTUYDLN-UHFFFAOYSA-N dihydroxy(oxo)silane Chemical compound O[Si](O)=O IJKVHSBPTUYDLN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
- C09K11/77924—Aluminosilicates
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
- C09K11/77744—Aluminosilicates
-
- 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
- H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
- H01L33/502—Wavelength conversion materials
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Luminescent Compositions (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
Claims (13)
- 희토류, 규소, 알칼리 토금속, 할로겐, 산소, 및 알루미늄 또는 갈륨을 함유하고, 여기서 희토류는 Sc, Y, La, Pr, Nd, Gd, Ho, Yb 및 Sm으로 이루어진 군 중에서 선택된 1종 이상의 금속 원소, 및 Ce, Eu 및 Tb로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고; 알칼리 토금속은 Mg, Ca, Sr 및 Ba로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이며; 할로겐은 F 및 Cl 중에서 선택된 1종 이상의 원소인, 형광체.
- 제1항에 있어서, 하기 화학식 1로 표시되는 형광체.<화학식 1>aLn2O3·MO·bM'2O3·fSiO2·cAXe:dR상기 식에서,Ln은 Sc, Y, La, Pr, Nd, Gd, Ho, Yb 및 Sm으로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고;M은 Ca, Sr 및 Ba로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고;M'는 Al 및 Ga 중에서 선택된 1종 이상의 금속 원소이고;A는 Li, Na, K, Mg, Ca, Sr 및 Ba로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고;X는 F 및 Cl 중에서 선택된 1종 이상의 원소이고;R은 Ce, Eu, Tb 및 Mn으로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고;0.01≤a≤2, 0.35≤b≤4, 0.01≤c≤1, 0.01≤d≤0.3, 0.01≤f≤3, 0.6≤e≤2.4이다.
- (1) Ln 함유 금속 또는 화합물 또는 염, M 및 M' 함유 금속 또는 화합물 또는 염, A 함유 할로겐화물, R 함유 화합물 또는 염, 규소 함유 화합물 또는 염을 원료로서 화학양론적 비율을 기초로 칭량하고, 여기에 과량의 SiO2 및 AXe 중 하나 이상을 플럭스로서 첨가한 다음, 함께 혼합 및 분쇄하여 혼합원료를 형성하는 단계;(2) 단계 (1)에서 얻은 혼합원료를 환원 분위기에서 고온으로 소부하는 단계; 및(3) 단계 (2)에서 얻은 소부물에 후처리 공정을 수행하여 형광체를 얻는 단계를 포함하는, 백광 LED에 사용되는 제2항에 따른 형광체의 제조 방법.
- 제3항에 있어서, 화합물이 상응하는 산화물 및 수산화물로 이루어진 군 중에서 선택되고, 염이 상응하는 탄산염, 질산염 및 유기산염으로 이루어진 군 중에서 선택되는 것인 방법.
- 제3항에 있어서, 플럭스의 첨가량이 단계 (1)에서 제조하려는 형광체의 총 중량에 대하여 0.001 내지 20 중량%인 것인 방법.
- 제3항에 있어서, 단계 (2)에서 환원 분위기에서의 고온 소부를 1회 또는 2회 이상 수행하는 방법.
- 제6항에 있어서, 소부하는 온도가 500 내지 1600 ℃인 것인 방법.
- 제6항 또는 제7항에 있어서, 각각의 소부 작업을 0.5 내지 15시간 동안 지속하는 방법.
- 제3항에 있어서, 단계 (3)의 후처리 과정이 분쇄(grinding), 기류파쇄(air flow crushing), 세척, 체질(sifting), 건조 및 등급분류(grading)를 포함하는 것인 방법.
- 제9항에 있어서, 세척 과정이 산 세척, 알칼리 세척 및 물 세척 중에서 선택되는 것인 방법.
- 제9항에 있어서, 등급분류 과정을 침적법, 체질 분류법, 수력 분류법 및 기류 분류법으로 이루어진 군 중에서 선택된 하나 이상의 방법을 사용하여 수행하는 방법.
- 자외선, 퍼플광 또는 블루광 범위의 광을 방출할 수 있는 LED 칩과; 희토류, 규소, 알칼리 토금속, 할로겐 및 산소, 및 알루미늄 또는 갈륨을 함유하는 형광체를 포함하고, 여기서 희토류는 Sc, Y, La, Pr, Nd, Gd, Ho, Yb 및 Sm으로 이루어진 군 중에서 선택된 1종 이상의 금속 원소, 및 Ce, Eu 및 Tb로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고; 알칼리 토금속은 Mg, Ca, Sr 및 Ba로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고; 할로겐은 F 및 Cl 중에서 선택된 1종 이상의 원소인 것인 발광 소자.
- 자외선, 퍼플광 또는 블루광 범위의 광을 방출할 수 있는 LED 칩과; 하기 화학식 1로 표시되는 형광체를 포함하는 발광 소자.<화학식 1>aLn2O3·MO·bM'2O3·fSiO2·cAXe:dR상기 식에서,Ln은 Sc, Y, La, Pr, Nd, Gd, Ho, Yb 및 Sm으로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고;M은 Ca, Sr 및 Ba로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고;M'는 Al 및 Ga 중에서 선택된 1종 이상의 금속 원소이고;A는 Li, Na, K, Mg, Ca, Sr 및 Ba로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고;X는 F 및 Cl 중에서 선택된 1종 이상의 원소이고;R은 Ce, Eu, Tb 및 Mn으로 이루어진 군 중에서 선택된 1종 이상의 금속 원소이고;0.01≤a≤2, 0.35≤b≤4, 0.01≤c≤1, 0.01≤d≤0.3, 0.01≤f≤3, 0.6≤e≤2.4이다.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200610065812A CN100590173C (zh) | 2006-03-24 | 2006-03-24 | 一种荧光粉及其制造方法和所制成的电光源 |
CN200610065812.X | 2006-03-24 |
Publications (2)
Publication Number | Publication Date |
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KR20080110857A true KR20080110857A (ko) | 2008-12-19 |
KR101025966B1 KR101025966B1 (ko) | 2011-03-30 |
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KR1020087025883A KR101025966B1 (ko) | 2006-03-24 | 2007-03-16 | 형광체 및 그의 제조 방법 및 그를 사용하는 발광 소자 |
Country Status (6)
Country | Link |
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US (1) | US7955524B2 (ko) |
JP (1) | JP5005759B2 (ko) |
KR (1) | KR101025966B1 (ko) |
CN (1) | CN100590173C (ko) |
DE (1) | DE112007000656B4 (ko) |
WO (1) | WO2007109978A1 (ko) |
Cited By (1)
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WO2011123538A3 (en) * | 2010-03-31 | 2012-01-12 | Osram Sylvania Inc. | Phosphor and leds containing same |
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CN101182416B (zh) * | 2006-11-13 | 2010-09-22 | 北京有色金属研究总院 | 含二价金属元素的铝酸盐荧光粉及制造方法和发光器件 |
CN101307228B (zh) * | 2008-02-29 | 2011-11-30 | 中国计量学院 | 氯铝硅酸盐荧光粉及其制备方法 |
US8329060B2 (en) * | 2008-10-22 | 2012-12-11 | General Electric Company | Blue-green and green phosphors for lighting applications |
US8703016B2 (en) | 2008-10-22 | 2014-04-22 | General Electric Company | Phosphor materials and related devices |
KR20100070731A (ko) | 2008-12-18 | 2010-06-28 | 삼성전자주식회사 | 할로실리케이트 형광체, 이를 포함하는 백색 발광 소자 |
JP5391946B2 (ja) * | 2009-09-07 | 2014-01-15 | 日亜化学工業株式会社 | 蛍光体及びそれを用いた発光装置並びに蛍光体の製造方法 |
CN101705095B (zh) * | 2009-09-21 | 2011-08-10 | 四川新力光源有限公司 | 黄光余辉材料及其制备方法和使用它的led照明装置 |
KR101098006B1 (ko) * | 2009-09-29 | 2011-12-23 | 한국화학연구원 | (할로)실리케이트계 형광체 및 이의 제조방법 |
US8932486B2 (en) | 2011-04-07 | 2015-01-13 | Performance Indicator, Llc | Persistent phosphors of alkaline earths modified by halides and 3d ions |
CN104342156B (zh) * | 2013-07-30 | 2016-08-10 | 宁波升谱光电股份有限公司 | 一种荧光粉及其制备方法和含该荧光粉的发光器件 |
CN103980900B (zh) * | 2014-06-04 | 2015-05-20 | 重庆理工大学 | 一种硅酸盐蓝光荧光粉及其制备方法 |
CN105670626B (zh) * | 2015-12-21 | 2017-11-10 | 厦门百嘉祥微晶材料科技股份有限公司 | 一种超大粒径YAG:Ce3+黄色荧光粉及其制备方法 |
WO2021199677A1 (ja) * | 2020-03-31 | 2021-10-07 | パナソニックIpマネジメント株式会社 | 固体電解質材料、それを用いた電池、および固体電解質材料の製造方法 |
CN116875303A (zh) * | 2023-06-02 | 2023-10-13 | 常熟理工学院 | 一种铝酸盐基红发光材料及其制备方法、应用 |
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WO2011123538A3 (en) * | 2010-03-31 | 2012-01-12 | Osram Sylvania Inc. | Phosphor and leds containing same |
US8766528B2 (en) | 2010-03-31 | 2014-07-01 | Osram Sylvania Inc. | Phosphor and LEDs containing same |
US8928019B2 (en) | 2010-03-31 | 2015-01-06 | Osram Sylvania Inc. | Phosphor and LEDs containing same |
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JP2009530448A (ja) | 2009-08-27 |
CN100590173C (zh) | 2010-02-17 |
CN101041775A (zh) | 2007-09-26 |
JP5005759B2 (ja) | 2012-08-22 |
KR101025966B1 (ko) | 2011-03-30 |
US7955524B2 (en) | 2011-06-07 |
WO2007109978A1 (fr) | 2007-10-04 |
US20090050918A1 (en) | 2009-02-26 |
DE112007000656B4 (de) | 2015-09-24 |
DE112007000656T5 (de) | 2009-02-12 |
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