WO2011035478A1 - 发光玻璃、其制造方法及发光装置 - Google Patents
发光玻璃、其制造方法及发光装置 Download PDFInfo
- Publication number
- WO2011035478A1 WO2011035478A1 PCT/CN2009/074237 CN2009074237W WO2011035478A1 WO 2011035478 A1 WO2011035478 A1 WO 2011035478A1 CN 2009074237 W CN2009074237 W CN 2009074237W WO 2011035478 A1 WO2011035478 A1 WO 2011035478A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- glass
- phosphor
- luminescent
- plate
- glass plate
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/20—Uniting glass pieces by fusing without substantial reshaping
- C03B23/203—Uniting glass sheets
-
- 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
- C03C14/004—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 particles or 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/22—Surface treatment of glass, not in the form of fibres or filaments, by coating with other inorganic material
- C03C17/23—Oxides
-
- 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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/007—Other surface treatment of glass not in the form of fibres or filaments by thermal treatment
-
- 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
- C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
- C03C27/06—Joining glass to glass by processes other than fusing
-
- 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
- C03C4/00—Compositions for glass with special properties
- C03C4/12—Compositions for glass with special properties for luminescent glass; for fluorescent glass
-
- 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
- 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
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/23—Sheet including cover or casing
Definitions
- the present invention belongs to the technical field of light-emitting devices, and in particular relates to a light-emitting glass using glass as a base material of a light-emitting material, a method for manufacturing the same, and a light-emitting device.
- Illuminated glass can be applied to various light emitting devices such as LED light sources, liquid crystal displays, flat panel displays, plasma displays, and the like.
- LED Light Emitting Diode
- LCD liquid crystal displays
- a glass-ceramic phosphor for white LEDs has been developed, which has excellent stability performance. After the material is used for LED packaging, white LEDs are arranged in the long space. The color coordinate shift does not occur under working conditions, and the phenomenon of luminous efficiency and service life is greatly alleviated.
- the preparation process of the glass ceramics is complicated, in particular, the annealing process parameters of the glass crystallization are compared. Difficult to master, so the glass-ceramic phosphor used for white LED is very
- the glass block is fired at a high temperature of °C or higher, and the phosphor is directly intruded into the glass.
- the phosphor reacts with the glass melt to seriously deteriorate the fluorescence characteristics of the phosphor. Disclosure of invention
- the present invention provides a light-emitting glass having high reliability and stability of light-emitting performance and a long service life, and a light-emitting device having the same.
- the present invention also provides a method of manufacturing a luminescent glass which has a low manufacturing temperature and can improve the reliability and stability of luminescent properties.
- a luminescent glass comprising a glass substrate having a glass portion and a glass-phosphor composite portion, the glass-phosphor composite portion being embedded in the glass portion, the glass-fluorescent
- the powder composite portion includes a glass material and a phosphor dispersed in the glass material, and the phosphor is a silicate series phosphor.
- a method for manufacturing a luminescent glass comprising the steps of:
- a light-emitting device comprising the above-described light-emitting glass and a package body encapsulating the light-emitting glass
- the glass portion can well protect the external environment of the phosphor such as moisture, and the glass is better.
- the gas impermeability and chemical stability thereby improving the reliability and stability of the luminescent performance of the luminescent glass and the illuminating device, preventing the deterioration of the luminescent properties of the phosphor, and increasing the illuminating glass and the illuminating device. Service life.
- the phosphor is dispersed in a partial region of the glass plate, so that the temperature for heating the crucible needs to be controlled only at the softening temperature of the glass, and high-temperature melting is not required.
- the phosphor will penetrate into the softened glass and combine into one, the whole process will not damage the phosphor, and improve the reliability and stability of the luminescent performance of the finally produced luminescent glass, avoiding the traditional point.
- the problem of aging of the fluorescent glue after high temperature or light after the glue is applied.
- complicated equipment and process parameter adjustment are not required, so that the entire manufacturing process is easy to operate and high in production efficiency.
- FIG. 1 is a schematic flow chart of a method for manufacturing a luminescent glass according to a first embodiment of the present invention
- FIG. 2 is a schematic structural diagram of a process for manufacturing a luminescent glass according to a first embodiment of the present invention
- FIG. 3 is a schematic structural diagram of a process for manufacturing a luminescent glass according to a second embodiment of the present invention.
- Figure 4 is a schematic view showing the structure of a light-emitting device having the light-emitting glass manufactured in Figure 1.
- a flow chart of a method for manufacturing a luminescent glass according to a first embodiment of the present invention includes the following steps:
- the steps S02-S03 can use the steps as shown in the figure, as follows:
- phosphor layer formation a phosphor is formed on the surface of the first glass plate 1, forming a phosphor layer 2, the phosphor is a silicate series phosphor;
- Interlayer placing a second glass plate 3 on the phosphor layer 2 such that the phosphor layer 2 is sandwiched between two layers of glass plates 1 and 3;
- Heat softening molding Each of the glass sheets 1 and 3 is heated and softened so that the phosphor is dispersed in each of the glass sheets 1 and 3, and is solidified to form an integrated luminescent glass 10.
- the thickness of the first glass plate may be between 0.3 and 3 mm, preferably between 0.5 and 1 mm, and the first glass plate may be used in various types.
- Suitable low melting point glasses such as, but not limited to, borate glasses, such as Na 2 O-ZnO-B 2 O 3 -Si0 2 .
- a glass softening temperature of a suitable material is in the range of from 20 ° C to 800 ° C, preferably a softening temperature of from 200 ° C to 600 ° C.
- the phosphor layer has a thickness of 5 to 80 ⁇ m, preferably 10 to 40 ⁇ m, and the phosphor material is a yellow phosphor, and a silicate series yellow phosphor which is excited by light suitable for a wavelength of 420 nm to 480 nm is used. This material can be directly used with commercially available commercial phosphors.
- the phosphor layer may be formed by coating or deposition, spraying, or the like, for example, by a screen printing technique on the surface of the first glass layer 1.
- a screen printing technique on the surface of the first glass layer 1.
- the first glass sheet 1 can also be pretreated, for example, after being cut into a desired shape, being polished and polished.
- the thickness of the first glass sheet is controlled to be 0.5 mm, and the glass sheet 1 having a uniform shape is formed.
- Phosphor Layer 2 is sandwiched between two glass plates 1 and 3.
- the second glass plate 3 may be made of the same or different glass material as the first glass plate 1 , depending on actual needs.
- the structure, size and material of the second glass sheet 3 and the first glass sheet 1 are substantially the same, and the steps are also pretreated.
- the first glass plate 1 and the second glass plate 3 may have different sizes, structures, or different colors of specific chemical materials (such as rare earth elements) to suit different needs. Therefore, by the manufacturing method of the present embodiment, it is possible to prepare at least two layers of luminescent glass having different materials, different sizes, or different compositions, which is difficult to achieve by the current technology.
- the heating temperature is 200 °C -800 °C, and the heating and holding time is 0.5-5 min.
- the overall thickness of each of the glass sheets is further adjusted to adjust the thickness of the produced luminescent glass.
- the glass sheets can also be pressurized by the same layer so that the phosphors are dispersed in the respective glass sheets.
- a certain weight of the compact 6 can be pressed on the second glass plate 3 to add the first and second glass plates 1 and 3 together. Pressure.
- the pressure block 6 may be a flat glass or a flat metal plate.
- a weight such as a weight may be added to the plate.
- the first glass sheet 1 is placed on a platform such as a flat metal plate 4.
- An adjustable height barrier 5 is placed around or on both sides of the first and second glass sheets 1 and 3. The function of the barrier 5 is to control the glass sheets 1 and 3 to soften under heat and under the pressure of the compact 6.
- the final thickness of the integrated luminescent glass 10 is formed.
- the whole structure shown in Fig. 2(c) is placed in an electric furnace, heated to 530 ° C, and kept for 90 minutes to soften the glass plates 1 and 3 and the two glass plates 1 under the pressure of the compact 6 3 combined, the phosphor is miscellaneous.
- the first and second glass sheets 1 and 3 form a glass substrate 8, thereby producing an integrated structure of the luminescent glass 10 containing the phosphor inside, as shown in Fig. 2(d).
- the glass substrate 8 includes two glass portions la, 3a corresponding to the first and second glass plates 1 and 3, and the phosphor layer 2 is embedded in the first 1.
- a glass-phosphor composite portion 2a is thus formed, and the glass-phosphor composite portion 2a is embedded in the two glass portions la. 3a and is located substantially in the intermediate portion.
- the glass-phosphor composite portion 2a comprises a glass material and a phosphor dispersed in the glass material, and the glass materials are respectively materials of the second glass sheets 1 and 3, which may be the same or different materials.
- the first glass plate 1 can be used, the phosphor layer 2 is formed thereon, and the other metal plate or mold is used to cover the phosphor layer 2, or a phosphor powder is formed.
- the first glass plate 1 of the layer 2 is inverted on the metal plate 4, and the phosphor layer 2 is placed against the metal plate 4, and then a subsequent step is performed to form a luminescent glass made of a glass plate, and the luminescent glass formed by the enamel Correspondingly, it also includes a glass portion and a glass-phosphor composite portion embedded in the glass portion.
- FIG. 3 a flow chart of a method for manufacturing a luminescent glass according to a second embodiment of the present invention, showing the structure in each step.
- the method also includes the respective steps in the first embodiment (shown in FIG. 2), except that the phosphor layer is further formed on the glass plate after the first interlayer and the next time
- the step of sandwiching that is, as shown in FIG. 3(B), forming a structure in which a plurality of phosphors of glass plate are stacked, wherein as shown, each of the glass plates 1 and 3 and the phosphor layer 2 are alternately arranged, and only examples are shown in the drawing. Five layers of phosphor layer 2 are produced.
- the repeated glass plates may be selected from the first glass plate 1 or the second glass plate 3, and are specifically selected according to actual needs.
- each of the glass sheets 1 and 3 can be made of the same or different sizes, materials or miscellaneous
- the phosphor layer 2 can also have different thickness sizes, materials or other components, thereby making the glass
- this step is similar to the step in the first embodiment except that the heated and pressurized object is replaced with a multi-layered glass composite. Said. After cooling and solidification, each of the glass sheets forms an integrated glass substrate, whereby a luminescent glass 20 having dispersed multilayer phosphors is obtained.
- the structure of the illuminating glass 20 obtained by the present embodiment is substantially similar to that of the illuminating glass 20, except that the number of layers is different.
- the same elements in FIGS. 3 and 2 are denoted by the same reference numerals and will not be described again.
- the glass substrate 8 includes a plurality of glass portions la, 3a corresponding to the plurality of first and second glass plates 1 and 3, and the multilayer phosphor layer 2 is embedded in In the corresponding first and second glass sheets 1 and 3, a plurality of glass-phosphor composite portions 2a are thus formed, and the multilayer glass-phosphor composite portions 2a are respectively embedded and bonded in the multilayer glass portions la, 3a.
- the glass-phosphor composite portion 2a includes a glass material and a phosphor dispersed in the glass material.
- the luminescent glasses 10 and 20 obtained by the present embodiment are as shown in FIGS. 3(d) and 3(D), and as described above, each of the glass sheets is softened and cured to form a glass substrate, in one embodiment.
- the glass substrate is an integrated structure.
- the glass substrate is a glass body, and when different materials are used, the glass body is made of different materials.
- the phosphor is substantially dispersed in the intermediate position of the glass substrate, i.e., in the vicinity of the combination of the respective glass sheets.
- the luminescent glasses 10 and 20 can be applied to illuminating devices such as various LED light sources, liquid crystal displays, flat panel displays, plasma displays, and the like.
- a light-emitting device 30 includes a light-emitting glass 10 and a package 18 (such as silicone or epoxy) encapsulating the light-emitting glass 10.
- the package 18 further encapsulates an LED chip 9 therein, and the package 18 is mounted.
- a reflector cup 12 When the blue light emitted from the LED chip enters the illuminating glass 10 ⁇ , the phosphor inside the illuminating light is excited and emitted by the package 18.
- the glass plates 1 and 3 can have a relatively free selection space, the glass material selected can be selected to have high light transmittance, strong workability, and the glass is also airtight. Sexual and chemical stability, it can well protect the phosphor dispersed in it without being affected by moisture in the air, preventing it Deterioration of luminescent properties. Since the softening point of the glass is low, the heat resistance of the phosphor is sufficient to withstand the temperature at which the glass is integrated by heat softening, so that the deterioration of the phosphor performance is not caused in the heating and softening process.
- the glass portions la, 3a can well protect the phosphor external environment such as moisture. Interference, and the glass has better gas impermeability and chemical stability, thereby improving the reliability and stability of the luminescent performance of the luminescent glass and the illuminating device, preventing the deterioration of the luminescent properties of the phosphor, and increasing the use of the illuminating glass and the illuminating device. life.
- the phosphor is dispersed in a portion of the glass plate, so that the temperature of the heated crucible needs to be controlled only at the softening temperature of the glass, and high-temperature melting is not required.
- the phosphor will penetrate into the softened glass and combine into one, the whole process will not damage the phosphor, and improve the reliability and stability of the luminescent performance of the finally produced luminescent glass, avoiding the traditional point.
- the problem of aging of the fluorescent glue after high temperature or light after the glue is applied.
- complicated equipment and process parameter adjustment are not required, which makes the entire manufacturing process easy to operate and high in production efficiency.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Surface Treatment Of Glass (AREA)
- Glass Compositions (AREA)
- Laminated Bodies (AREA)
- Led Device Packages (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009801614544A CN102510803A (zh) | 2009-09-25 | 2009-09-25 | 发光玻璃、其制造方法及发光装置 |
US13/497,815 US20120177866A1 (en) | 2009-09-23 | 2009-09-25 | Luminescent glass, producing method thereof and luminescent device |
PCT/CN2009/074237 WO2011035478A1 (zh) | 2009-09-25 | 2009-09-25 | 发光玻璃、其制造方法及发光装置 |
JP2012530078A JP2013505853A (ja) | 2009-09-25 | 2009-09-25 | 発光ガラス及びその製造方法、並びに発光装置 |
EP09849666.4A EP2481573B1 (en) | 2009-09-25 | 2009-09-25 | Luminescent glass, producing method thereof and luminescent device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2009/074237 WO2011035478A1 (zh) | 2009-09-25 | 2009-09-25 | 发光玻璃、其制造方法及发光装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011035478A1 true WO2011035478A1 (zh) | 2011-03-31 |
Family
ID=43795287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2009/074237 WO2011035478A1 (zh) | 2009-09-23 | 2009-09-25 | 发光玻璃、其制造方法及发光装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20120177866A1 (zh) |
EP (1) | EP2481573B1 (zh) |
JP (1) | JP2013505853A (zh) |
CN (1) | CN102510803A (zh) |
WO (1) | WO2011035478A1 (zh) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1603265A (zh) * | 2003-10-04 | 2005-04-06 | 大连路明发光科技股份有限公司 | 新型长余辉发光玻璃及其制造方法 |
US20050274967A1 (en) * | 2004-06-09 | 2005-12-15 | Lumileds Lighting U.S., Llc | Semiconductor light emitting device with pre-fabricated wavelength converting element |
CN101186436A (zh) * | 2006-11-15 | 2008-05-28 | 王国忠 | 蓄光玻璃工艺制品及生产方法 |
CN101468878A (zh) * | 2007-12-29 | 2009-07-01 | 一品光学工业股份有限公司 | 模造荧光玻璃镜片及其制造方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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US4027191A (en) * | 1970-12-16 | 1977-05-31 | Schaufele Robert F | Phosphor geometry for color displays from a multiple gaseous discharge display/memory panel |
JPH03141138A (ja) * | 1989-10-26 | 1991-06-17 | Pioneer Electron Corp | 自動車窓用遮光ガラス |
JP2746192B2 (ja) * | 1995-05-09 | 1998-04-28 | 双葉電子工業株式会社 | 低速電子線用蛍光体 |
JP2004158695A (ja) * | 2002-11-07 | 2004-06-03 | Okaya Electric Ind Co Ltd | ランプ構造 |
JP4259198B2 (ja) * | 2003-06-18 | 2009-04-30 | 豊田合成株式会社 | 発光装置用波長変換部の製造方法及び発光装置の製造方法 |
CN100511732C (zh) * | 2003-06-18 | 2009-07-08 | 丰田合成株式会社 | 发光器件 |
DE102005023134A1 (de) * | 2005-05-19 | 2006-11-23 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Lumineszenzkonversions-LED |
JP5219331B2 (ja) * | 2005-09-13 | 2013-06-26 | 株式会社住田光学ガラス | 固体素子デバイスの製造方法 |
JP4979299B2 (ja) * | 2006-08-03 | 2012-07-18 | 豊田合成株式会社 | 光学装置及びその製造方法 |
JP2008115223A (ja) * | 2006-11-01 | 2008-05-22 | Nec Lighting Ltd | 蛍光体含有ガラスシート、その製造方法及び発光装置 |
US20090189514A1 (en) * | 2008-01-29 | 2009-07-30 | Kabushiki Kaisha Toshiba | Luminescent material |
JP5459968B2 (ja) * | 2008-03-04 | 2014-04-02 | ベック株式会社 | 積層体 |
WO2010140417A1 (ja) * | 2009-06-05 | 2010-12-09 | コニカミノルタオプト株式会社 | 波長変換用ガラス部材の製造方法 |
-
2009
- 2009-09-25 CN CN2009801614544A patent/CN102510803A/zh active Pending
- 2009-09-25 EP EP09849666.4A patent/EP2481573B1/en active Active
- 2009-09-25 WO PCT/CN2009/074237 patent/WO2011035478A1/zh active Application Filing
- 2009-09-25 US US13/497,815 patent/US20120177866A1/en not_active Abandoned
- 2009-09-25 JP JP2012530078A patent/JP2013505853A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1603265A (zh) * | 2003-10-04 | 2005-04-06 | 大连路明发光科技股份有限公司 | 新型长余辉发光玻璃及其制造方法 |
US20050274967A1 (en) * | 2004-06-09 | 2005-12-15 | Lumileds Lighting U.S., Llc | Semiconductor light emitting device with pre-fabricated wavelength converting element |
CN101186436A (zh) * | 2006-11-15 | 2008-05-28 | 王国忠 | 蓄光玻璃工艺制品及生产方法 |
CN101468878A (zh) * | 2007-12-29 | 2009-07-01 | 一品光学工业股份有限公司 | 模造荧光玻璃镜片及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP2481573A1 (en) | 2012-08-01 |
EP2481573A4 (en) | 2013-04-03 |
JP2013505853A (ja) | 2013-02-21 |
CN102510803A (zh) | 2012-06-20 |
US20120177866A1 (en) | 2012-07-12 |
EP2481573B1 (en) | 2017-07-05 |
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