WO2005063921A1 - 蛍光体、蛍光体ペーストおよび真空紫外線励起発光素子 - Google Patents
蛍光体、蛍光体ペーストおよび真空紫外線励起発光素子 Download PDFInfo
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- WO2005063921A1 WO2005063921A1 PCT/JP2004/019149 JP2004019149W WO2005063921A1 WO 2005063921 A1 WO2005063921 A1 WO 2005063921A1 JP 2004019149 W JP2004019149 W JP 2004019149W WO 2005063921 A1 WO2005063921 A1 WO 2005063921A1
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- WIPO (PCT)
- Prior art keywords
- phosphor
- less
- formula
- fluorescent substance
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Classifications
-
- 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
- C09K11/778—Borates
-
- 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
- C09K11/54—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing zinc or cadmium
-
- 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
- C09K11/55—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing beryllium, magnesium, alkali metals or alkaline 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
- C09K11/59—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing silicon
- C09K11/592—Chalcogenides
- C09K11/595—Chalcogenides with zinc or cadmium
-
- 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
- C09K11/7706—Aluminates
-
- 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
- C09K11/7712—Borates
-
- 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
- C09K11/7743—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing terbium
- C09K11/7755—Borates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/54—Screens on or from which an image or pattern is formed, picked-up, converted, or stored; Luminescent coatings on vessels
- H01J1/62—Luminescent screens; Selection of materials for luminescent coatings on vessels
- H01J1/63—Luminescent screens; Selection of materials for luminescent coatings on vessels characterised by the luminescent material
-
- 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
Definitions
- the present invention relates to a phosphor, a phosphor paste, and a VUV-excited light emitting device.
- Phosphors are indispensable for VUV-excited light emitting devices such as plasma display panels (PDPs) and rare gas lamps, and various phosphors have been developed.
- PDPs plasma display panels
- various phosphors have been developed.
- the grub phosphor to emit green light when excited by irradiation with vacuum ultraviolet BaAl 12 ⁇ 19: aluminate represented by Mn
- Zn 2 Si_ ⁇ 4 Kei salt represented by Mn
- these phosphors are widely used.
- the VUV-excited light-emitting element is, for example, a surface substrate; a rear substrate; a partition wall between the front substrate and the rear substrate and bonded to each other; an electrode that causes a discharge in a space surrounded by the front (back) substrate and the partition wall.
- a phosphor layer formed on the inner surface of the partition wall, the surface substrate or the rear substrate, and the space is filled with a rare gas.
- plasma is generated by discharge in a space filled with a rare gas to generate vacuum ultraviolet light, and the phosphor layer is excited by the vacuum ultraviolet light to emit visible light (for example, green). Flash.
- the present inventors have conducted intensive studies to solve the above-mentioned problems, and as a result, have completed the present invention. That is, the present invention provides a phosphor containing the following fluorescent substances I and ⁇ .
- Fluorescent substance I contains silicate and Mn as activator
- the fluorescent substance II contains a compound represented by the formula (1) or a compound represented by the formula (2), and Tb as an activator.
- M 1 is at least 1 selected from the group consisting of La, Y and Gd;
- M 2 is at least 1 selected from the group consisting of Ca, Sr and Ba, a is 0 or more and 0.6 or less,
- b is 0 or more and 1 or less
- c is not less than 0 and not more than 0.5
- d is not less than 0 and not more than 0.5
- Micromax 3 is at least 1 selected from the group consisting of La, Y and Gd, m is 2.5 or more, 4. 5 or less,
- n is not less than 3.5 and not more than 5.5.
- the present invention also provides a phosphor paste containing the above phosphor, a solvent and a binder.
- the present invention provides a vacuum ultraviolet ray excited light emitting device including the above phosphor and electrode.
- the phosphor of the present invention contains the above-mentioned phosphor I.
- the fluorescent substance I contains a silicate and Mn as an activator, and is preferably a compound represented by the formula (3).
- e is more than 0, preferably not less than 0.001, and not more than 0.3, preferably not more than 0.2.
- the phosphor of the present invention further includes the above-mentioned phosphor II.
- One of the fluorescent substances ⁇ is a compound represented by the above formula (1), and in the above formula (1), c + d is preferably 0.001 or more and 0.2 or less. Further, the fluorescent substance II is preferably a compound in which d in the above formula (1) is 0, that is, a compound represented by the formula (4),
- M 1 is at least 1 selected from the group consisting of La Y and Gd;
- M 2 is at least 1 selected from the group consisting of Ca Sr and Ba, a is 0 or more, 0.6 or less,
- b is 0 or more and 1 or less
- c is not less than 0 and not more than 0.5
- b is 0 or more and 1 or less
- c is not less than 0 and not more than 0.5
- b + c is 1 or less.
- the other one of the fluorescent substance II contains a compound represented by the formula (2) and Tb as an activator.
- m is 3, and n force is 4. , That is, the compound represented by the formula (6) is preferred
- M 3 is at least 1 selected from the group consisting of La Y and Gd;
- f is greater than 0 and less than or equal to 0.6.
- f is greater than 0, preferably 0.001 or more, and 0.6 or less, preferably 0.
- g is 0 or more, preferably 0.1 or more, and 1 or less, preferably 0.5 or less.
- the ratio of the fluorescent substance I to the fluorescent substance II is 5% by weight or more, preferably 20% by weight or more, assuming that the total weight of the fluorescent substance I and the fluorescent substance II is 100%. It is preferably at least 40% by weight, and the latter is at most 95% by weight, preferably at most 80% by weight, more preferably at most 60% by weight.
- the phosphor of the present invention preferably contains the fluorescent substance I and the fluorescent substance ⁇ and does not contain other substances, but may contain compounds other than those described above as long as the effects of the present invention are not impaired.
- the phosphor of the present invention emits green light when excited by vacuum ultraviolet rays, ultraviolet rays other than vacuum ultraviolet rays (such as near ultraviolet rays), X-rays and electron beams, and emits green light. Used for indicator lights, X-ray detectors, CRTs, etc.
- the phosphor of the present invention is suitable for a vacuum ultraviolet-excited light-emitting device such as a PDP and a rare gas lamp, which have a high luminance when irradiated with vacuum ultraviolet after exposure to plasma.
- the phosphor of the present invention emits green light with high color purity.
- the color purity is represented by a color coordinate value (x, y), and in the phosphor of the present invention, X is usually 0.01 or more, preferably 0.184 or more, more preferably 0.19 or more, and usually 0.1. 35 or less, preferably 0.32 or less, more preferably 0.30 or less, y is usually 0.60 or more, preferably 0.61 or more, more preferably 0.65 or more, usually 0.82 or less, Preferably it is 0.735 or less, more preferably 0.72 or less.
- the phosphor of the present invention may be produced, for example, by a method of mixing phosphor I and phosphor II. The mixing may be performed using a stirrer, a ball mill, a V-type mixer, a three-roll mill, or the like.
- the fluorescent substance I is, for example, a mixture of a metal compound such as a silicon compound, a manganese compound and a zinc compound, and is prepared by firing a mixture that becomes the fluorescent substance I by firing. Good.
- the metal compound is decomposed at a high temperature such as a calcination temperature described later, such as a high-purity (99% or more) hydroxide, carbonate, nitrate, halide, and oxalate, to form an oxide. Or high-purity (99% or more) oxides and the like.
- a high-purity (99% or more) hydroxide, carbonate, nitrate, halide, and oxalate to form an oxide.
- high-purity (99% or more) oxides and the like Of silicon dioxide, manganese carbonate, zinc oxide and the like.
- the mixing of these metal compounds may be performed using, for example, a ball mill, a V-type mixer, a stirrer, or the like.
- these compounds are calcined before firing. Is also good.
- the calcination may be performed under the conditions of removing water (adhering water) from these compounds or removing the water of crystallization of these compounds to form an oxidized product. For example, temperature: 600 ° C or more, 900 ° C It should be performed under the following conditions.
- the calcination may be performed in either an acid atmosphere (such as an air atmosphere) or a reducing atmosphere.
- the baking may be performed in an oxygen atmosphere; an oxidizing atmosphere containing oxygen, nitrogen or argon (for example, an atmospheric atmosphere), preferably an air atmosphere.
- the sintering may be usually performed at a temperature of 1000 ° C. or more and 1500 ° C. or less, a time of 1 hour or more and 100 hours or less.
- a flux may be added to the mixture before firing, and the mixture may be fired.
- the fluorescent substance I obtained by firing may be subjected to a treatment such as grinding, washing, and classification.
- the powder frame may be formed using, for example, a ball mill, a jet mill, or the like. Further, the fluorescent substance I or the treated fluorescent substance I may be fired again or fired again to obtain a fluorescent substance I having high crystallinity.
- Fluorescent substance II includes, for example, compounds such as lanthanum compounds, yttrium compounds, gadolinium compounds, calcium compounds, strontium compounds, barium compounds, magnesium compounds, zinc compounds, aluminum compounds, manganese compounds, terbium compounds, and boron compounds. What is necessary is just to prepare by baking the mixture which becomes the fluorescent substance II by baking.
- oxides such as hydroxides, carbonates, nitrates, halides, and oxalates of high purity (99% or more) are decomposed at high temperatures such as the calcination temperature described later to form oxides.
- high-purity (99% or more) oxides and examples thereof include lanthanum oxide, yttrium oxide, gadolinium oxide, barium carbonate, basic magnesium carbonate, zinc oxide, Aluminum hydroxide, manganese carbonate, terbium oxide, boric acid and the like.
- the mixing of these compounds may be performed using, for example, a pole mill, a V-type mixer, a stirrer, or the like, similarly to the fluorescent substance I.
- a compound such as a hydroxide, a carbonate, a nitrate, a halide, a oxalate, which is decomposed at a high temperature and becomes an oxidation
- These compounds may be calcined.
- the calcination may be performed under the conditions of removing water (adhered water) from these compounds or removing water of crystallization from these compounds to form an oxidized product. For example, temperature: 600 ° C. or higher, It may be performed under a condition of less than 900 ° C. Also, calcination may be performed in an air atmosphere, a reducing atmosphere, or at an offset.
- the calcination is preferably carried out in a reducing gas atmosphere such as an inert gas (argon, nitrogen, etc.) containing 0 to 10% by volume of hydrogen.
- a reducing gas atmosphere such as an inert gas (argon, nitrogen, etc.) containing 0 to 10% by volume of hydrogen.
- the firing temperature is usually 1000 ° C or more and 1500 ° C or less, and is 1 hour or more and 100 hours or less.
- a flux may be added to the mixture before firing, and the resulting mixture may be fired.
- the phosphor obtained by baking may be subjected to a treatment such as pulverization, washing, and classification.
- the pulverization may be performed using, for example, a pole mill, a jet mill, or the like.
- the fluorescent substance II or the treated fluorescent substance II may be fired again or fired again to obtain a highly crystalline fluorescent substance II.
- the phosphor paste of the present invention contains the above phosphor, a solvent and a binder.
- the solvent may be any solvent that can be used as a paste when this mixture is mixed with the phosphor and the binder.
- monohydric alcohols with a high boiling point higher alcohols, etc.
- typical examples include ethylene glycol and glycerin Polyhydric alcohols, such as diols and triols; etherified and Z- or esterified compounds of alcohols (ethylene glycol alcohol monoethylene glycol, ethylene glycol alcohol glycol Glycol alkyl ether acetate, diethylene glycol monoalkyl ether acetate, diethylene glycol dialkyl ether, propylene glycol monoalkyl ether, propylene glycol dialquinolate ether, propylene glycol anolequinole acetate) and the like.
- the amount of the solvent is usually 50 parts by weight or more and 500 parts by weight or less based on 100 parts by weight of the phosphor.
- the binder may be any binder that can fix the phosphor to the substrate or the like when the resulting phosphor paste is applied to the substrate or the like to form the phosphor layer.
- a cellulose resin ethylethylenolate, methinoresenole resin
- a cellulose resin ethylethylenolate, methinoresenole resin
- the phosphor paste of the present invention can easily form a phosphor layer on a substrate, a partition, or the like, and the obtained phosphor layer has high brightness, and is subjected to plasma exposure and heat treatment. Even when it is performed, there is little decrease in luminance. Therefore, the phosphor paste of the present invention is useful for forming a phosphor layer of a vacuum ultraviolet ray excited light emitting device such as a PDP and a rare gas lamp.
- a phosphor layer is formed by applying a phosphor paste to a light emitting portion and heat-treating the paste to remove the binder.
- the phosphor paste of the present invention may be produced, for example, by mixing the above-mentioned fluorescent substance I, fluorescent substance II, solvent and binder using a ball mill, a triple roll, or the like. The mixing may be performed, for example, under the conditions of a temperature of 10 ° C. or more and 80 ° C. or less, a time of 10 minutes or more and 5 hours or less.
- the vacuum ultraviolet ray excited light emitting display element of the present invention contains the above-mentioned phosphor, and usually contains an electrode in addition to the above-mentioned phosphor. PDPs, rare gas lamps, and the like are examples of vacuum ultraviolet-excitation light-emitting display elements.
- the PDP includes a back substrate, a phosphor layer, a transparent electrode, a bus electrode, a dielectric layer, and a surface substrate.
- a PDP may be manufactured, for example, by a method disclosed in Japanese Patent Application Laid-Open No. 10-195428.
- Examples of the method for producing a PDP include a method including the steps (a) to (c).
- the rare gas lamp may be manufactured by the same operation as a known method except that the above-mentioned phosphor paste is used as a raw material.
- Luminance of phosphor before treatment Luminance of phosphor before treatment
- the phosphor is heat-treated under the conditions of atmosphere: air, temperature: 500 ° C, holding time: 30 minutes, and then atmosphere: 5 vol% Xe—95 vol% 6, pressure 13.2 Pa, temperature: 500 ° C , Holding time: The phosphor heat-treated under the condition of 30 minutes was put in a vacuum chamber and exposed to 50 W plasma for 15 minutes, and then the brightness of the phosphor was determined.
- the color coordinate values (x, y) were measured using a color luminance meter (BM-7, manufactured by Topcon Corporation).
- Production example 1 production of fluorescent substance I
- Zinc oxide manufactured by Kyowa Chemical Industry Co., Ltd .: purity 99.9%
- manganese carbonate manufactured by Wako Pure Chemical Industries, Ltd .: purity 99.9%
- silicon dioxide manufactured by Nippon Aerodil Co., Ltd .: purity 99
- Fluorescent substance I represented by The luminance of the fluorescent substance I was measured. Fluorescent substance I emitted green light when irradiated with vacuum ultraviolet light having a wavelength of 146 nm. The luminance at this time was set to 100. Regarding the fluorescent substance I, the luminance and color coordinates after the treatment were measured. Table 1 shows the results. Production Example 2 (production of fluorescent substance Ila),
- the powder was placed in an alumina crucible and then calcined at 1150 ° C. for 20 hours under an air atmosphere, and then gradually cooled to room temperature. 385 GdQ. 315 Tb.
- a fluorescent substance lib represented by 3 Al 3 (BO 3 ) 4 was obtained.
- the fluorescent substance lib emitted green light when irradiated with vacuum ultraviolet light having a wavelength of 146 nm.
- Table 1 shows the luminance and color coordinate values before and after processing. Example:! ⁇ 7
- Fluorescent substance I and fluorescent substance Ila are weighed to 5/95 20/80, 40,60 50,50 60/40, 80 20 95/5 (weight ratio), these are wet-mixed with ethanol, and then dried. Thus, a phosphor was obtained.
- Table 1 shows the brightness and color coordinate values of the obtained phosphor before and after the treatment.
- Fluorescent substance I and fluorescent substance lib are weighed to 5,95 20,80 40/60, 50/50 60,40 80/20 95 5 (weight ratio), these are wet-mixed with ethanol, and then dried. To obtain a phosphor. For the obtained phosphor, the luminance and color coordinate values before and after processing are displayed.
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Luminescent Compositions (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/581,973 US7528537B2 (en) | 2003-12-25 | 2004-12-15 | Phosphor, phosphor paste, and vacuum ultraviolet excited light-emitting device |
EP04807506A EP1705233A1 (en) | 2003-12-25 | 2004-12-15 | Phosphor, phosphor paste and luminescent element being exited by vacuum ultraviolet ray |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003429399A JP2005187587A (ja) | 2003-12-25 | 2003-12-25 | 真空紫外線励起発光素子用蛍光体 |
JP2003-429398 | 2003-12-25 | ||
JP2003-429399 | 2003-12-25 | ||
JP2003429398A JP4375014B2 (ja) | 2003-12-25 | 2003-12-25 | 真空紫外線励起発光素子用蛍光体 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005063921A1 true WO2005063921A1 (ja) | 2005-07-14 |
Family
ID=34742110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/019149 WO2005063921A1 (ja) | 2003-12-25 | 2004-12-15 | 蛍光体、蛍光体ペーストおよび真空紫外線励起発光素子 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7528537B2 (ja) |
EP (1) | EP1705233A1 (ja) |
KR (1) | KR20060114344A (ja) |
TW (1) | TW200523970A (ja) |
WO (1) | WO2005063921A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008075083A (ja) * | 2006-09-20 | 2008-04-03 | Samsung Sdi Co Ltd | プラズマディスプレイパネル用緑色蛍光体及びそれを利用したプラズマディスプレイパネル |
EP1964907B1 (en) * | 2007-02-16 | 2012-05-16 | Samsung SDI Co., Ltd. | Phosphor and plasma display panel using the same |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003096448A (ja) * | 2001-09-27 | 2003-04-03 | Sumitomo Chem Co Ltd | 真空紫外線励起発光素子用蛍光体 |
JP2003303553A (ja) * | 2002-04-10 | 2003-10-24 | Fujitsu Hitachi Plasma Display Ltd | プラズマディスプレイパネル |
JP2003336047A (ja) * | 2002-05-17 | 2003-11-28 | Matsushita Electric Ind Co Ltd | プラズマディスプレイ装置 |
JP2003342566A (ja) * | 2002-03-18 | 2003-12-03 | Fujitsu Ltd | 緑色蛍光体及びそれを用いた装置 |
JP2005005249A (ja) * | 2003-06-10 | 2005-01-06 | Samsung Sdi Co Ltd | プラズマディスプレイパネル |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06145659A (ja) | 1992-11-07 | 1994-05-27 | Nichia Chem Ind Ltd | 真空紫外線励起発光素子 |
JPH101666A (ja) | 1996-06-13 | 1998-01-06 | Kasei Optonix Co Ltd | アルミン酸塩蛍光体、その製造方法及び真空紫外線励起発光素子 |
US6676853B1 (en) | 1999-10-27 | 2004-01-13 | Sumitomo Chemical Company, Limited | Phosphor for vacuum ultraviolet excitation material |
JP2001279239A (ja) * | 2000-03-29 | 2001-10-10 | Sumitomo Chem Co Ltd | 発光素子用蛍光体の製造方法および蛍光体ペースト |
JP2002194346A (ja) * | 2000-12-22 | 2002-07-10 | Sumitomo Chem Co Ltd | アルミン酸塩蛍光体の製造方法 |
CN100383217C (zh) * | 2002-10-31 | 2008-04-23 | 住友化学工业株式会社 | 用于真空紫外线激发发光元件的磷光体 |
-
2004
- 2004-12-15 WO PCT/JP2004/019149 patent/WO2005063921A1/ja not_active Application Discontinuation
- 2004-12-15 KR KR1020067011816A patent/KR20060114344A/ko not_active Application Discontinuation
- 2004-12-15 EP EP04807506A patent/EP1705233A1/en not_active Withdrawn
- 2004-12-15 US US10/581,973 patent/US7528537B2/en not_active Expired - Fee Related
- 2004-12-16 TW TW093139198A patent/TW200523970A/zh unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003096448A (ja) * | 2001-09-27 | 2003-04-03 | Sumitomo Chem Co Ltd | 真空紫外線励起発光素子用蛍光体 |
JP2003342566A (ja) * | 2002-03-18 | 2003-12-03 | Fujitsu Ltd | 緑色蛍光体及びそれを用いた装置 |
JP2003303553A (ja) * | 2002-04-10 | 2003-10-24 | Fujitsu Hitachi Plasma Display Ltd | プラズマディスプレイパネル |
JP2003336047A (ja) * | 2002-05-17 | 2003-11-28 | Matsushita Electric Ind Co Ltd | プラズマディスプレイ装置 |
JP2005005249A (ja) * | 2003-06-10 | 2005-01-06 | Samsung Sdi Co Ltd | プラズマディスプレイパネル |
Also Published As
Publication number | Publication date |
---|---|
US20070114496A1 (en) | 2007-05-24 |
EP1705233A1 (en) | 2006-09-27 |
TW200523970A (en) | 2005-07-16 |
KR20060114344A (ko) | 2006-11-06 |
US7528537B2 (en) | 2009-05-05 |
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