JP7263511B2 - 赤色蛍光体および変換led - Google Patents
赤色蛍光体および変換led Download PDFInfo
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- JP7263511B2 JP7263511B2 JP2021522373A JP2021522373A JP7263511B2 JP 7263511 B2 JP7263511 B2 JP 7263511B2 JP 2021522373 A JP2021522373 A JP 2021522373A JP 2021522373 A JP2021522373 A JP 2021522373A JP 7263511 B2 JP7263511 B2 JP 7263511B2
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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims description 83
- 238000006243 chemical reaction Methods 0.000 title claims description 53
- 239000004065 semiconductor Substances 0.000 claims description 12
- 229910007549 Li2SiF6 Inorganic materials 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 10
- 238000010532 solid phase synthesis reaction Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 239000007858 starting material Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 229910052792 caesium Inorganic materials 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 229910052701 rubidium Inorganic materials 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011572 manganese Substances 0.000 description 61
- 230000003595 spectral effect Effects 0.000 description 27
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 17
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 16
- 238000000295 emission spectrum Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 14
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 9
- 238000009877 rendering Methods 0.000 description 7
- 229910020440 K2SiF6 Inorganic materials 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000000634 powder X-ray diffraction Methods 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 229910004074 SiF6 Inorganic materials 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000000862 absorption spectrum Methods 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 125000001153 fluoro group Chemical group F* 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- MCSXGCZMEPXKIW-UHFFFAOYSA-N 3-hydroxy-4-[(4-methyl-2-nitrophenyl)diazenyl]-N-(3-nitrophenyl)naphthalene-2-carboxamide Chemical compound Cc1ccc(N=Nc2c(O)c(cc3ccccc23)C(=O)Nc2cccc(c2)[N+]([O-])=O)c(c1)[N+]([O-])=O MCSXGCZMEPXKIW-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000001429 visible spectrum Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910018071 Li 2 O 2 Inorganic materials 0.000 description 1
- 229910007534 Li2Si1 Inorganic materials 0.000 description 1
- 229910010199 LiAl Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000009388 chemical precipitation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000004456 color vision Effects 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 238000005564 crystal structure determination Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- FVIZARNDLVOMSU-UHFFFAOYSA-N ginsenoside K Natural products C1CC(C2(CCC3C(C)(C)C(O)CCC3(C)C2CC2O)C)(C)C2C1C(C)(CCC=C(C)C)OC1OC(CO)C(O)C(O)C1O FVIZARNDLVOMSU-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000004761 hexafluorosilicates Chemical class 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- -1 nitride compound Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000005424 photoluminescence Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- C09K11/61—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing fluorine, chlorine, bromine, iodine or unspecified halogen elements
- C09K11/615—Halogenides
- C09K11/616—Halogenides with alkali or alkaline earth metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/08—Compounds containing halogen
- C01B33/10—Compounds containing silicon, fluorine, and other elements
- C01B33/103—Fluosilicic acid; Salts thereof
-
- 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
- C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
- C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
- H10H20/8512—Wavelength conversion materials
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
- C01P2002/54—Solid solutions containing elements as dopants one element only
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/76—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by a space-group or by other symmetry indications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/77—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by unit-cell parameters, atom positions or structure diagrams
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Luminescent Compositions (AREA)
- Led Device Packages (AREA)
- Optical Filters (AREA)
Description
CRI 演色評価数
LER 発光効率
rel. LER 相対発光効率
CCT 相関色温度
FWHM 発光のスペクトル幅、半値幅
ppm 百万分率(Parts per Million)
VB 比較例
rl、Ir 相対強度
Mol% モルパーセント
nm ナノメートル
℃ セルシウス度
λexc 励起波長
λmax 最大発光
λdom 主波長
Claims (10)
- 組成式Li2SiF6:Mn4+を有する蛍光体。
- 三方晶系で結晶化する、請求項1に記載の蛍光体。
- 空間群P321で結晶化する、請求項1または2に記載の蛍光体。
- 組成式Li2SiF6:Mn4+を有する蛍光体の、固相合成による製造方法。
- 前記固相合成が、高められた圧力且つ高められた温度下で実施される、請求項4に記載の方法。
- 前記固相合成が、25kbar~85kbarの高められた圧力、且つ温度範囲500℃~1000℃で実施される、請求項4または5に記載の方法。
- 出発材料としてLi2SiF6およびA2MnF6[前記式中、AはLi、Na、K、RbまたはCsである]が用いられる、請求項4から6までのいずれか1項に記載の方法。
- Li2SiF6:A2MnF6のモル比が、1:0.2~1:0.001である、請求項7に記載の方法。
- 請求項1から3までのいずれか1項に記載の蛍光体を含む変換LED。
- ・ 電磁的な一次光を発するように構成されている半導体積層構造、および
・ 前記蛍光体を含み且つ前記電磁的な一次光を少なくとも部分的に電磁的な二次光に変換する変換要素
を有する、請求項9に記載の変換LED。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102018218159.4A DE102018218159B4 (de) | 2018-10-24 | 2018-10-24 | Roter leuchtstoff, verfahren zur herstellung eines leuchtstoffs und konversions-led |
| DE102018218159.4 | 2018-10-24 | ||
| PCT/EP2019/078726 WO2020083908A1 (de) | 2018-10-24 | 2019-10-22 | Roter leuchtstoff und konversions-led |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022505724A JP2022505724A (ja) | 2022-01-14 |
| JP7263511B2 true JP7263511B2 (ja) | 2023-04-24 |
Family
ID=68654430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021522373A Active JP7263511B2 (ja) | 2018-10-24 | 2019-10-22 | 赤色蛍光体および変換led |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20210246369A1 (ja) |
| JP (1) | JP7263511B2 (ja) |
| KR (1) | KR20210081360A (ja) |
| CN (1) | CN112955524A (ja) |
| DE (1) | DE102018218159B4 (ja) |
| WO (1) | WO2020083908A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019207046A1 (de) | 2019-05-15 | 2020-11-19 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Mangan dotierter roter leuchtstoff und konversions-led |
| DE112021002599B4 (de) | 2020-04-22 | 2024-02-01 | Ams-Osram International Gmbh | Roter leuchtstoff, verfahren zur herstellung eines leuchtstoffs und konversions-led |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013247067A (ja) | 2012-05-29 | 2013-12-09 | Nichia Chem Ind Ltd | 色変換用無機成形体及びその製造方法、並びに発光装置 |
| US20150132585A1 (en) | 2012-04-18 | 2015-05-14 | Nitto Denko Corporation | Phosphor Ceramics and Methods of Making the Same |
| JP2015129250A (ja) | 2013-12-06 | 2015-07-16 | 日亜化学工業株式会社 | フッ化物蛍光体及びその製造方法 |
| WO2016133110A1 (ja) | 2015-02-18 | 2016-08-25 | デンカ株式会社 | 蛍光体の製造方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140048071A (ko) * | 2011-09-12 | 2014-04-23 | 미쓰비시 가가꾸 가부시키가이샤 | 발광 다이오드 소자 |
| CN103367611B (zh) * | 2012-03-28 | 2017-08-08 | 日亚化学工业株式会社 | 波长变换用无机成型体及其制造方法以及发光装置 |
| CN104781369B (zh) | 2012-05-22 | 2017-07-07 | 皇家飞利浦有限公司 | 用于固态照明的诸如新窄带红色发射磷光体的新磷光体 |
| US9698314B2 (en) * | 2013-03-15 | 2017-07-04 | General Electric Company | Color stable red-emitting phosphors |
| TWI696726B (zh) * | 2015-03-05 | 2020-06-21 | 美商通用電機股份有限公司 | 發紅光磷光體、彼之製法及含彼之裝置 |
-
2018
- 2018-10-24 DE DE102018218159.4A patent/DE102018218159B4/de active Active
-
2019
- 2019-10-22 WO PCT/EP2019/078726 patent/WO2020083908A1/de not_active Ceased
- 2019-10-22 CN CN201980070134.1A patent/CN112955524A/zh active Pending
- 2019-10-22 US US17/268,969 patent/US20210246369A1/en not_active Abandoned
- 2019-10-22 JP JP2021522373A patent/JP7263511B2/ja active Active
- 2019-10-22 KR KR1020217014200A patent/KR20210081360A/ko not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150132585A1 (en) | 2012-04-18 | 2015-05-14 | Nitto Denko Corporation | Phosphor Ceramics and Methods of Making the Same |
| JP2013247067A (ja) | 2012-05-29 | 2013-12-09 | Nichia Chem Ind Ltd | 色変換用無機成形体及びその製造方法、並びに発光装置 |
| JP2015129250A (ja) | 2013-12-06 | 2015-07-16 | 日亜化学工業株式会社 | フッ化物蛍光体及びその製造方法 |
| WO2016133110A1 (ja) | 2015-02-18 | 2016-08-25 | デンカ株式会社 | 蛍光体の製造方法 |
Non-Patent Citations (1)
| Title |
|---|
| Ernst Hinteregger et al.,Pressure-supported crystal growth and single-crystal structure determination of Li2SiF6,Zeitschrift fur Kristallographie,2014年,229(2),77-82,DOI: 10.1515/zkri-2013-1622 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20210081360A (ko) | 2021-07-01 |
| DE102018218159B4 (de) | 2024-01-25 |
| CN112955524A (zh) | 2021-06-11 |
| WO2020083908A1 (de) | 2020-04-30 |
| JP2022505724A (ja) | 2022-01-14 |
| DE102018218159A1 (de) | 2020-04-30 |
| US20210246369A1 (en) | 2021-08-12 |
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