WO2006120827A1 - 蛍光体複合ガラス、蛍光体複合ガラスグリーンシート及び蛍光体複合ガラスの製造方法 - Google Patents
蛍光体複合ガラス、蛍光体複合ガラスグリーンシート及び蛍光体複合ガラスの製造方法 Download PDFInfo
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- WO2006120827A1 WO2006120827A1 PCT/JP2006/307623 JP2006307623W WO2006120827A1 WO 2006120827 A1 WO2006120827 A1 WO 2006120827A1 JP 2006307623 W JP2006307623 W JP 2006307623W WO 2006120827 A1 WO2006120827 A1 WO 2006120827A1
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- phosphor composite
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/24—Fusion seal compositions being frit compositions having non-frit additions, i.e. for use as seals between dissimilar materials, e.g. glass and metal; Glass solders
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/02—Frit compositions, i.e. in a powdered or comminuted form
- C03C8/04—Frit compositions, i.e. in a powdered or comminuted form containing zinc
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/06—Other methods of shaping glass by sintering, e.g. by cold isostatic pressing of powders and subsequent sintering, by hot pressing of powders, by sintering slurries or dispersions not undergoing a liquid phase reaction
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C14/00—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix
- C03C14/006—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix the non-glass component being in the form of microcrystallites, e.g. of optically or electrically active material
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
- C03C3/066—Glass compositions containing silica with less than 40% silica by weight containing boron containing zinc
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
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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
- C09K11/02—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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2214/00—Nature of the non-vitreous component
- C03C2214/04—Particles; Flakes
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2214/00—Nature of the non-vitreous component
- C03C2214/30—Methods of making the composites
Definitions
- Phosphor composite glass Phosphor composite glass, phosphor composite glass green sheet, and method for producing phosphor composite glass
- the present invention relates to a phosphor composite glass, a phosphor composite glass green sheet, and a method for producing a phosphor composite glass.
- white LEDs are expected to be applied to lighting applications as next-generation light sources that replace incandescent bulbs and fluorescent lamps.
- a phosphor powder is mixed with a mold resin composed of an organic noder resin that seals the light emitting surface of the LED chip.
- a mold resin composed of an organic noder resin that seals the light emitting surface of the LED chip.
- some or all of the light emitted from the LED chip is absorbed and converted to a desired wavelength.
- Patent Document 1 describes SnO 2 -P 2 O glass and TeO glass.
- a method is disclosed in which a phosphor is dispersed in a lead-free low-melting glass such as glass to cover an LED chip.
- Patent Document 2 discloses using a phosphor composite glass in which a glass powder and an inorganic phosphor powder are pressure-molded and fired, and the phosphor powder is dispersed in the glass.
- Patent Document 1 Japanese Patent Laid-Open No. 2005-11933
- Patent Document 2 JP 2003-258308 A
- Lead-free low-melting glasses such as these have low weather resistance and have a problem that they react strongly with phosphors and deteriorate.
- the phosphor composite glass disclosed in Patent Document 2 is composed of a glass powder and an inorganic glass. Since the phosphor powder is pressure-molded and fired, there is a problem in that it cannot be thinned and improvement in light emission efficiency cannot be expected. In addition, pressure molding has a problem that a large and uniform thickness cannot be manufactured at low cost.
- An object of the present invention is to have a uniform thickness that is chemically stable, large, thin, and strong.
- Another object is to provide a method for producing a phosphor composite glass, a phosphor composite glass green sheet, and a phosphor composite glass having high energy conversion efficiency.
- the phosphor composite glass of the present invention is a phosphor composite glass obtained by firing a mixture containing glass powder and inorganic phosphor powder.
- the phosphor composite glass is irradiated with light having an emission peak in a wavelength range of 350 to 500 nm.
- the energy conversion efficiency into the visible light region with wavelength of 380-780nm is 1
- the phosphor composite glass green sheet of the present invention is characterized by being formed into a sheet by kneading a mixture containing at least a glass powder, an inorganic phosphor powder, and an organic solvent binder resin. To do.
- the method for producing the phosphor composite glass of the present invention includes a phosphor composite glass green sheet on both sides or one side of the phosphor composite glass liner sheet at the firing temperature of the phosphor composite glass green sheet. Without reacting, the restraint member is laminated, then fired, and then the restraint member is removed.
- the phosphor composite glass green sheet of the present invention has a uniform thickness and can produce a phosphor composite glass having a large thickness and a small thickness at low cost.
- shrinkage and deformation can be reduced in the planar direction, and thus a large-sized phosphor composite glass with a thin wall thickness can be obtained.
- the phosphor composite glass of the present invention that can be produced by such a method is chemically stable and has a uniform thickness with a small thickness, so that high energy conversion is possible. Has efficiency.
- FIG. 1 is an explanatory view showing a method for producing a phosphor composite glass by laminating a restraining member on both surfaces of a plurality of phosphor composite glass green sheets laminated.
- FIG. 2 is an explanatory view showing a method for producing a phosphor composite glass by alternately laminating phosphor composite glass green sheets and restraining members.
- the phosphor composite glass of the present invention has a structure in which the inorganic phosphor is dispersed in the glass due to the sintering power of the glass powder and the inorganic phosphor powder. Therefore, it is chemically stable and can suppress discoloration even when exposed to high output light for a long time. In addition, a phosphor composite glass having a thin and uniform thickness and high energy conversion efficiency can be obtained.
- the energy conversion efficiency refers to the energy of the light source as a (W: Watt), the energy of light having the same wavelength as that of the light source transmitted through the phosphor composite glass as b (W), and the phosphor composite glass.
- W the energy of the light source
- W the energy of light having the same wavelength as that of the light source transmitted through the phosphor composite glass
- b the phosphor composite glass.
- the porosity of the phosphor composite glass may be set to 10% or less.
- the porosity is higher than 10%, the light scattering becomes strong and the amount of transmitted light decreases, and the energy conversion efficiency tends to decrease. Further, the mechanical strength of the phosphor composite glass tends to be remarkably lowered.
- a more preferable range of porosity is 8% or less.
- Porosity refers to the value obtained by (1 – actual density Z theoretical density) X 100 (%) based on the actual density and theoretical density measured by the Archimedes method.
- a mixture containing glass powder, inorganic phosphor powder, and organic solvent binder resin in order to obtain a phosphor composite glass having a small thickness and a uniform thickness and a large strength, a mixture containing glass powder, inorganic phosphor powder, and organic solvent binder resin.
- a green sheet formed by kneading and forming into a sheet shape may be used.
- the phosphor composite glass green sheet has a large proportion of glass powder, when fired as it is, the glass flows and contracts in the plane direction due to the surface tension of the glass. Cheap. Accordingly, it is difficult to obtain a phosphor composite glass having a uniform thickness with a small thickness and a large force. In order to suppress shrinkage in the plane direction, it is conceivable to increase the proportion of the inorganic phosphor powder. However, when the proportion of the inorganic phosphor powder increases, the excitation light is scattered by the phosphor and the emission intensity decreases. The firing time for densification becomes longer, and foaming occurs due to the reaction between the inorganic phosphor and glass, resulting in a significant decrease in emission intensity.
- a firing treatment is performed. After that, by removing the restraining member, it became possible to obtain a phosphor composite glass having a uniform thickness with a small thickness and a large force.
- a green sheet containing an inorganic composition or a porous ceramic substrate can be used.
- the inorganic phosphor powder used in the present invention can be used as long as it is generally available in the market.
- Inorganic phosphors include YAG phosphors, oxides, nitrides, oxynitrides, sulfides, rare earth oxysulfides, halides, aluminates, halophosphates, etc. There is something. YAG phosphors and oxide phosphors are stable even when mixed with glass and heated to high temperatures.
- Phosphors such as nitrides, oxynitrides, sulfides, rare earth oxysulfides, halides, aluminates, and halophosphates react with glass by heating during sintering, and foam and The degree to which an abnormal reaction such as discoloration occurs immediately becomes greater as the sintering temperature is higher.
- these inorganic phosphors can be used by optimizing the firing temperature and glass composition.
- the glass powder used in the present invention has a role as a medium for stably holding the inorganic phosphor.
- the color tone of the sintered body varies depending on the yarn composition of the glass used, and the reactivity with the inorganic phosphor varies. Therefore, it is necessary to select the glass composition to be used in consideration of various conditions. There is. It is also important to determine the amount of inorganic phosphor added suitable for the glass composition and the thickness of the member.
- the glass powder is not particularly limited as long as it does not easily react with inorganic phosphors. For example, SiO -B O-RO (I ⁇ K3 ⁇ 4MgO
- O represents Li 0, Na 0, KO glass, SiO—BO—Al O glass, SiO—B O—ZnO glass and ZnO—BO glass can be used. Above all, when firing
- SiO -B O RO glass and ZnO- B O system which are difficult to react with inorganic phosphors
- composition range of the SiO—B 2 O—RO-based glass is, by mass percentage, SiO 30 to 70%, B 2 O
- MgO 0-10% 1-15%, MgO 0-10%, CaO 0-25%, SrO 0-10%, BaO 8-40%,
- RO 10-45%, ⁇ 1 ⁇ 0-20%, ZnO 0-10% are preferred. Above range
- the reason for determining is as follows.
- SiO is a component that forms a network of glass. Its content is less than 30% by mass
- B 2 O is a component that significantly improves the meltability by lowering the melting temperature of the glass. That
- a more preferable range of B 2 O is 2 to: L0
- MgO is a component that improves the meltability by lowering the melting temperature of the glass. If the content exceeds 10% by mass, the chemical durability tends to deteriorate. A more preferred range for MgO is 0-5%.
- CaO is a component that improves the meltability by lowering the melting temperature of the glass. If the content exceeds 25% by mass, the chemical durability tends to deteriorate. A more preferred range for CaO is 3-20%.
- SrO is a component that improves the meltability by lowering the melting temperature of the glass. If the content exceeds 10% by mass, the chemical durability tends to deteriorate. A more preferred range for SrO is 0-5%.
- BaO is a component that improves the meltability by lowering the melting temperature of the glass and suppresses the reaction with the phosphor.
- the content is less than 8% by mass, the reaction suppression effect with the phosphor tends to decrease.
- chemical durability tends to deteriorate.
- a more preferable range of BaO is 10 to 35%.
- the total amount of RO of MgO, CaO, SrO and BaO should be 10 to 45%. Is preferred.
- the RO content is less than 10% by mass, it is difficult to obtain the effect of improving the meltability.
- chemical durability tends to deteriorate.
- a more preferable range of RO is 11 to 40%.
- Al 2 O is a component that improves chemical durability. Its content is more than 20% by mass
- a more preferable range of Al 2 O is 2 to 15
- ZnO is a component that improves the meltability by lowering the melting temperature of the glass. If the content exceeds 10% by mass, the chemical durability tends to deteriorate. A more preferred range for ZnO is 1-7%.
- alkali metal oxide, P 2 O, La 2 O or the like may be added.
- composition range of ZnO—B 2 O-based glass is ZnO 5 to 60%, B 2 O 5 to 5 in mass percentage.
- ZnO is a component that forms a network of glass.
- the content is less than 5% by mass, the sintering temperature becomes high and the phosphor is likely to deteriorate.
- the chemical durability tends to deteriorate.
- a more preferable range of ZnO is 20 to 50%.
- B 2 O is a component that forms a glass network. Its content is less than 5% by mass
- a more preferable range of B 2 O is 10-5.
- SiO is a component that improves the durability of glass.
- the content is more than 30% by mass
- various components may be added within a range not impairing the gist of the present invention.
- Can. for example, alkali metal oxides, alkaline earth metal oxides, Al 2 O, etc.
- the energy conversion efficiency of the phosphor composite glass varies depending on the type and content of the phosphor particles dispersed in the glass and the thickness of the phosphor composite glass. If the phosphor content and the thickness of the phosphor composite glass are adjusted to optimize the energy conversion efficiency, if the amount of phosphor increases too much, it becomes difficult to sinter and the porosity increases. As a result, problems such as the excitation light becoming difficult to irradiate the phosphor efficiently and the mechanical strength of the phosphor composite glass tend to decrease are caused. On the other hand, if the amount is too small, it becomes difficult to emit light sufficiently.
- the content of glass and phosphor in a weight ratio, 99.99: 0.01 to 70: it forces s preferably be adjusted in 30 range, more preferably 99.95: 0.05 to 80: 20, in particular, it is preferable to adjust in the range of 99.92: 0.08 to 85:15.
- a binder, a plasticizer, a solvent and the like are used together with the glass powder and the inorganic phosphor powder.
- SiO—B O—RO (RO is MgO, CaO, SrO
- SiO—B 2 O—RO-based glass particularly, in terms of mass percentage, SiO 30 to 70%
- glass powder containing 5 to 50% B 2 O and 0 to 30% SiO.
- Examples of the inorganic phosphor powder include YAG phosphors, oxides, nitrides, oxynitrides, sulfides, rare earth oxysulfides, halides, aluminate chlorides, and halophosphates as described above. Prefer to use things.
- the content ratio of the glass powder and the phosphor powder may be appropriately adjusted according to the type and content of the phosphor powder and the thickness of the phosphor composite glass, but in any case, the mass ratio is 99.
- the proportion of the glass powder and the inorganic phosphor powder in the green sheet is 50 to 80 mass.
- the binder is a component that increases the film strength after drying and imparts flexibility, and the content thereof is generally about 0.1 to 30% by mass.
- the binder for example, polybutyral resin, methacrylic resin, etc. can be used, and these can be used alone or in combination.
- the plasticizer is a component that controls the drying speed and imparts flexibility to the dried film, and the content thereof is generally about 0 to 10% by mass.
- the plasticizer for example, dibutyl phthalate, butyl benzyl phthalate and the like can be used, and these can be used alone or in combination.
- the solvent is a material for slurrying the material, and its content is generally about 1 to 30% by mass.
- the solvent for example, toluene, methyl ethyl ketone or the like can be used alone or in combination.
- a method of producing a phosphor composite glass green sheet the above glass powder and inorganic phosphor powder are mixed, and a predetermined amount of a binder, a plasticizer, a solvent, and the like are added to the obtained mixture. To make a slurry. Next, the slurry is formed into a sheet on a film of polyethylene terephthalate (PET) or the like by a doctor blade method. Subsequently, after forming the sheet, the organic solvent binder is removed by drying to obtain a phosphor composite glass green sheet.
- PET polyethylene terephthalate
- a phosphor composite glass green sheet produced using the method described above and a restraining member that does not react with the phosphor composite glass green sheet at the firing temperature of the phosphor composite glass green sheet are prepared, and these are desired. Cut to the dimensions.
- constraining members are laminated on both sides or one side of the phosphor composite glass liner sheet, and laminated by thermocompression bonding. After producing the body, it is fired to obtain a sintered body. Subsequently, by removing the restraining member
- a phosphor composite glass is obtained.
- a green sheet or a porous ceramic substrate containing an inorganic composition can be used as the restraining member.
- the inorganic composition is not particularly limited as long as it is a material that does not sinter at the firing temperature of the phosphor composite glass green sheet.
- the green sheet containing an inorganic composition can be obtained with the same mixing ratio and production method as the above phosphor composite glass green sheet.
- porous ceramic substrate when used as the restraining member, there is no particular limitation as long as the phosphor composite glass and the porous ceramic are difficult to adhere at the time of firing.
- SiAl 2 O, Al 2 O, MgO and ZrO can be used.
- the phosphor composite green sheet and the constraining member may be cut after the laminate is manufactured. By doing so, a phosphor composite glass having a small rate of change in dimensions before and after firing can be obtained.
- a large amount of phosphor composite glass was obtained by a single firing process! /
- a plurality of phosphor composite green sheets and restraining members were alternately laminated and thermocompression bonded, followed by a firing process. Can be obtained.
- a constraining member is laminated on both sides or one side of the laminated phosphor composite glass green sheets and thermocompression bonded. Thus, it can be obtained by firing treatment.
- the firing temperature of the laminate is preferably 750 to 1000 ° C.
- a firing treatment is performed.
- the remaining inorganic composition can be removed by performing ultrasonic cleaning on the surface of the phosphor composite glass after the unsintered inorganic composition remains.
- a phosphor composite glass green sheet was produced as follows.
- the mixed powder 100 was prepared, meta 30 mass acrylic acid ⁇ 0/0, dibutyl phthalate 3 mass 0/0, the toluene as a solvent was added 20 wt% as a plasticizer as a binder, mixing Thus, a slurry was prepared. Subsequently, the slurry was formed into a sheet on a PET film by the doctor blade method and dried to obtain a phosphor composite glass green sheet having a thickness of 50 m.
- Alumina powder (ALM-21 average particle size: 2 m, manufactured by Sumitomo Aluminum Co., Ltd.) was used as the inorganic composition, and was mixed in the same mixing ratio and method as in the above phosphor composite glass green sheet production method. An alumina green sheet having a thickness of ⁇ m was obtained.
- each green sheet was cut into a size of 100 X 100 mm, and as shown in Fig. 1, three phosphor composite glass green sheets were laminated on the alumina green sheet, and further, On top of that, an alumina green sheet was laminated and integrated by thermocompression bonding to produce a laminate, which was then fired at 900 ° C. Thereafter, ultrasonic cleaning was performed, and the unsintered alumina layer remaining on the surface of the obtained sintered body was removed to prepare a phosphor composite glass having a size of 100 ⁇ 100 mm and a thickness of 120 m.
- the phosphor composite glass green sheet produced in Example 1 and a mullite substrate made of porous ceramic as a restraining member were prepared.
- the mullite substrate and the phosphor composite glass green sheet were cut into a size of 100 x 100 mm, and as shown in Fig. 2, four mullite substrates and three phosphor glass green sheets were alternately arranged.
- the laminated body was laminated and integrated by thermocompression bonding, and then fired at 900 ° C. Thereafter, the mullite substrate was removed, and three phosphor composite glasses having a size of 100 ⁇ 100 mm and a thickness of 40 m were produced.
- Glass materials of various oxides are prepared so that the composition is contained and mixed uniformly, then placed in a platinum crucible and melted at 1100 ° C for 2 hours to form a uniform glass. Obtained. This was pulverized with an alumina ball and classified to obtain glass powder having an average particle diameter of 2.5 m. Next, an inorganic phosphor powder (YAG phosphor powder average particle size: 8 m, manufactured by Kasei Optonitas Co., Ltd.) is added to the prepared glass powder at a mass ratio of 95: 5, mixed and mixed. A powder was prepared.
- YAG phosphor powder average particle size: 8 m manufactured by Kasei Optonitas Co., Ltd.
- a phosphor composite glass with an X of 100 mm and a wall thickness of 40 m was prepared.
- the firing temperature was 600 ° C.
- white transmitted light was obtained.
- energy conversion efficiency and porosity When measured, the energy conversion efficiency was 17% and the porosity was 1%.
- the energy conversion efficiency is measured using a spectrophotometer in the energy of the light source (a), the energy of the light having the same wavelength as the light source transmitted through the phosphor composite glass (b), and the phosphor composite glass.
- the energy of the light converted by the wavelength of the light source was measured from (c) and obtained from c / (ab) X 100 (%).
- the porosity was determined by measuring the measured density and the theoretical density using the Archimedes method and (1-measured density Z theoretical density) X 100 (%).
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Abstract
Description
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Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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KR1020077020234A KR101253381B1 (ko) | 2005-05-11 | 2006-04-11 | 형광체 복합 유리, 형광체 복합 유리 그린 시트 및 형광체 복합 유리의 제조 방법 |
EP06731570A EP1880983A4 (en) | 2005-05-11 | 2006-04-11 | FLUORESCENT COMPOSITE GLASS, FLUORESCENT COMPOSITE GLASS GREEN SHEET, AND PROCESS FOR PRODUCING FLUORESCENT SUBSTANCE COMPOSITE GLASS |
US11/919,209 US20090314989A1 (en) | 2005-05-11 | 2006-04-11 | Fluorescent substance composite glass, fluorescent substance composite glass green sheet, and process for producing fluorescent substance composite glass |
US13/064,904 US8173043B2 (en) | 2005-05-11 | 2011-04-25 | Process for producing fluorescent substance composite glass and fluorescent substance composite glass green sheet |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP2005-138556 | 2005-05-11 | ||
JP2005138556 | 2005-05-11 | ||
JP2005-350096 | 2005-12-05 | ||
JP2005350096 | 2005-12-05 |
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Application Number | Title | Priority Date | Filing Date |
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US11/919,209 A-371-Of-International US20090314989A1 (en) | 2005-05-11 | 2006-04-11 | Fluorescent substance composite glass, fluorescent substance composite glass green sheet, and process for producing fluorescent substance composite glass |
US13/064,904 Division US8173043B2 (en) | 2005-05-11 | 2011-04-25 | Process for producing fluorescent substance composite glass and fluorescent substance composite glass green sheet |
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WO2006120827A1 true WO2006120827A1 (ja) | 2006-11-16 |
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PCT/JP2006/307623 WO2006120827A1 (ja) | 2005-05-11 | 2006-04-11 | 蛍光体複合ガラス、蛍光体複合ガラスグリーンシート及び蛍光体複合ガラスの製造方法 |
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US (2) | US20090314989A1 (ja) |
EP (1) | EP1880983A4 (ja) |
KR (1) | KR101253381B1 (ja) |
TW (1) | TWI405738B (ja) |
WO (1) | WO2006120827A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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US20120057337A1 (en) * | 2008-04-29 | 2012-03-08 | Rainer Liebald | Conversion material, particularly for a white or colored light souce comprising a semiconductor light source, a method for the production thereof, as well as a light source comprising said conversion material |
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Cited By (10)
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---|---|---|---|---|
EP2120271A4 (en) * | 2007-03-01 | 2015-03-25 | Nec Lighting Ltd | LED ARRANGEMENT AND LIGHTING DEVICE |
US20120057337A1 (en) * | 2008-04-29 | 2012-03-08 | Rainer Liebald | Conversion material, particularly for a white or colored light souce comprising a semiconductor light source, a method for the production thereof, as well as a light source comprising said conversion material |
US9950949B2 (en) * | 2008-04-29 | 2018-04-24 | Schott Ag | Conversion material, particularly for a white or colored light souce comprising a semiconductor light source, a method for the production thereof, as well as a light source comprising said conversion material |
US10988408B2 (en) | 2008-04-29 | 2021-04-27 | Schott Ag | Conversion material for white or colored light source, method of production, and light source having the conversion material |
WO2011142097A1 (ja) * | 2010-05-13 | 2011-11-17 | パナソニック株式会社 | 実装用基板及びその製造方法、発光モジュール並びに照明装置 |
JPWO2011142097A1 (ja) * | 2010-05-13 | 2013-07-22 | パナソニック株式会社 | 実装用基板及びその製造方法、発光モジュール並びに照明装置 |
US8541805B2 (en) | 2010-05-13 | 2013-09-24 | Panasonic Corporation | Mounting substrate and manufacturing method thereof, light-emitting module and illumination device |
WO2016078557A1 (zh) * | 2014-11-21 | 2016-05-26 | 深圳市绎立锐光科技开发有限公司 | 一种波长转换结构的制备方法及相关波长转换结构 |
CN112321155A (zh) * | 2020-11-06 | 2021-02-05 | 焦作市吉成磁电有限公司 | 激光照明组件及其制造方法 |
CN112321155B (zh) * | 2020-11-06 | 2022-11-25 | 焦作市吉成磁电有限公司 | 激光照明组件及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
US20090314989A1 (en) | 2009-12-24 |
TW200704610A (en) | 2007-02-01 |
US20110198539A1 (en) | 2011-08-18 |
TWI405738B (zh) | 2013-08-21 |
EP1880983A1 (en) | 2008-01-23 |
KR20080005915A (ko) | 2008-01-15 |
US8173043B2 (en) | 2012-05-08 |
EP1880983A4 (en) | 2008-07-23 |
KR101253381B1 (ko) | 2013-04-11 |
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