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1. 发明专利

JP2014177586A Fluorescent substance, method of producing the same and light-emitting device using the same 审中-公开
标题翻译：荧光物质及其制造方法及使用其的发光装置
公开(公告)号：JP2014177586A
公开(公告)日：2014-09-25
申请号：JP2013053503
申请日：2013-03-15
申请人： Toshiba Corp , 株式会社東芝 , Toshiba Materials Co Ltd , 東芝マテリアル株式会社
发明人： TAIRA HIROKI , ALBESSARD KEIKO , MATSUDA NAOHISA , KATO MASAHIRO
IPC分类号： C09K11/61 , C09K11/08 , C09K11/56 , C09K11/59 , C09K11/62 , C09K11/64 , C09K11/68 , C09K11/79 , C09K11/80 , C09K11/84 , H01L33/50
CPC分类号： H01L33/502 , C09K11/617 , H01L33/504 , H01L2224/16145 , H01L2224/48091 , H01L2224/73265 , H01L2924/181 , H01L2924/00012 , H01L2924/00014
摘要： PROBLEM TO BE SOLVED: To provide a red-light-emitting fluorescent substance with high luminous efficiency and its production method.SOLUTION: A red-light-emitting fluorescent substance is based on potassium silicofluoride and has a basic composition of the surface of formula (A): KaSiFb. The fluorescent substance is activated by manganese, and the amount of manganese present in the surface of the fluorescent substance is 0.2 mol% or less relative to the total amount of all the elements present in the surface of the fluorescent substance. The fluorescent substance can be produced by bringing a reaction solution containing potassium permanganate into contact with an Si source and washing the resultant product with a weak acid.
摘要翻译：要解决的问题：提供具有高发光效率的红色发光荧光物质及其制造方法。解决方案：红色发光荧光物质是基于硅氟化钾的，其基本组成为式（ A）：KaSiFb。荧光物质由锰活化，荧光物质表面存在的锰的量相对于存在于荧光物质表面的全部元素的总量为0.2摩尔％以下。荧光物质可以通过使含有高锰酸钾的反应溶液与Si源接触并用弱酸洗涤所得产物来制备。

2. 发明专利

JP2013091805A Method for producing red light-emitting phosphor 有权
标题翻译：生产红色发光磷光体的方法
公开(公告)号：JP2013091805A
公开(公告)日：2013-05-16
申请号：JP2013005416
申请日：2013-01-16
申请人： Toshiba Corp , 株式会社東芝
发明人： OKADA AOI , FUKUDA YUMI , MATSUDA NAOHISA , MITSUISHI IWAO , NUNOGAMI SHINYA , ARUBESAARU KEIKO , KATO MASANORI
IPC分类号： C09K11/08 , C09K11/64
CPC分类号： C09K11/7731 , C09K11/0883 , C09K11/7734 , H01L27/15 , H01L33/502 , H01L33/504 , H01L2224/48091 , H01L2224/8592 , H01L2924/181 , H01L2924/00014 , H01L2924/00012
摘要： PROBLEM TO BE SOLVED: To provide a white LED luminescent device with high color rendering/high efficiency and wide color gamut/high efficiency; and a production method of red light-emitting phosphor enabling to prepare the device.SOLUTION: The production method of red light-emitting phosphor in embodiments is a method for producing a phosphor having general formula (1): (MEC)MAlON. In formula, M is Sr; EC is Eu; element Mis Si; 0
摘要翻译：要解决的问题：提供具有高显色性/高效率和宽色域/高效率的白光LED发光装置; 以及能够制备该装置的红色发光荧光体的制造方法。实施例中的红色发光荧光体的制造方法是具有通式（1）的荧光体的制造方法：（M 1-x EC M 1 b A1 c N d 。式中，M为Sr; EC是Eu 元素M 1 是Si; 0

3. 发明专利

JP2013042036A Light-emitting device 审中-公开
标题翻译：发光装置
公开(公告)号：JP2013042036A
公开(公告)日：2013-02-28
申请号：JP2011178979
申请日：2011-08-18
申请人： Toshiba Corp , 株式会社東芝
发明人： HATTORI YASUSHI , MITSUISHI IWAO , MATSUDA NAOHISA , KATO MASAHIRO , ISHIDA KUNIO , FUKUDA YUMI , HIRAMATSU RYOSUKE , ALBESSARD KEIKO , OKADA AOI
IPC分类号： H01L33/64 , F21S8/04 , F21Y101/02
CPC分类号： F21K9/00 , F21V29/89 , F21Y2105/12 , F21Y2113/13 , F21Y2115/10
摘要： PROBLEM TO BE SOLVED: To provide a light-emitting device which efficiently diffuses the heat of a light-emitting diode by a simple structure.SOLUTION: A light-emitting deice includes: a substrate; a plurality of first light-emitting units disposed on a first straight line on the substrate; a plurality of second light-emitting units disposed on a second straight line separated from the first straight line and parallel with the first straight line on the substrate, and having a different luminescent color from the first light-emitting units; and a plurality of third light-emitting units disposed on a third straight line separated from the first and second straight lines and parallel with the first and second straight lines on the substrate, and having a different luminescent color from the first and second light-emitting units. A distance between the light-emitting units having the same luminescent color is larger than the minimum distance between the light-emitting units having different luminescent colors.
摘要翻译：要解决的问题：提供一种通过简单的结构有效地扩散发光二极管的热量的发光装置。发光体包括：基板; 设置在所述基板上的第一直线上的多个第一发光单元; 多个第二发光单元，设置在与所述第一直线分离并与所述基板上的所述第一直线平行的第二直线上，并且具有与所述第一发光单元不同的发光颜色; 以及多个第三发光单元，设置在与所述第一和第二直线分离并与所述基板上的所述第一和第二直线平行的第三直线上，并且具有与所述第一和第二发光单位。具有相同发光颜色的发光单元之间的距离大于具有不同发光颜色的发光单元之间的最小距离。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2012072346A Process for production of fluorescent substance 有权
标题翻译：生产荧光物质的方法
公开(公告)号：JP2012072346A
公开(公告)日：2012-04-12
申请号：JP2011021727
申请日：2011-02-03
申请人： Toshiba Corp , 株式会社東芝
发明人： MATSUDA NAOHISA , FUKUDA YUMI , KATO MASANORI
IPC分类号： C09K11/64 , C09K11/08
CPC分类号： C09K11/7728 , C01B21/0821 , C01B21/0826 , C01P2002/52 , C01P2002/72 , C01P2002/84 , C09K11/7734
摘要： PROBLEM TO BE SOLVED: To provide a process for the inexpensive production of an oxynitride fluorescent substance with high luminance efficiency.SOLUTION: The process for the production of the oxynitride fluorescent substance includes a step of mixing a compound represented by the general formula: (Sr, Eu)SiN, silicon nitride or silicon powder, and aluminum nitride, and then firing the mixture in a nitrogen atmosphere under high pressure.
摘要翻译：要解决的问题：为了提供廉价生产具有高亮度效率的氮氧化物荧光物质的方法。解决方案：制备氮氧化物荧光物质的方法包括将由以下通式表示的化合物：（Sr，Eu） 2 Si 5 ，氮化硅或硅粉末和氮化铝，然后在高压下在氮气气氛中烧结该混合物。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2011052156A Phosphor and image display using the same 有权
标题翻译：使用相同的磷光体和图像显示
公开(公告)号：JP2011052156A
公开(公告)日：2011-03-17
申请号：JP2009203851
申请日：2009-09-03
申请人： Toshiba Corp , 株式会社東芝
发明人： MATSUDA NAOHISA
IPC分类号： C09K11/84 , C09K11/08 , H01L33/50
CPC分类号： C09K11/7703 , H05B33/14
摘要： PROBLEM TO BE SOLVED: To provide a red light-emitting phosphor that has high luminous efficiency when excited with near ultraviolet light and excellent color purity of luminescent color, and a color image display using the same. SOLUTION: The phosphor is obtained when a matrix represented by ARS 2 , wherein A is at least one of Na, K and Rb, and R is at least one of Y, Gd and Lu, is doped with 0.003-0.3 mol% of Bi and 0.1-3 mol% of Mn. The phosphor is suitable as a red phosphor used in a color image display not using a color filter. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供当用近紫外光激发和发光颜色的优异色纯度时具有高发光效率的红色发光荧光体和使用其的彩色图像显示。解决方案：当由ARS 2 表示的基质获得荧光体时，其中A是Na，K和Rb中的至少一种，R是Y，Gd和Lu中的至少一种，掺杂有0.003-0.3mol％的Bi和0.1-3mol％的Mn。该荧光体适用于不使用滤色器的彩色图像显示器中使用的红色荧光体。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2014127500A White light-emitting device 审中-公开
标题翻译：白色发光装置
公开(公告)号：JP2014127500A
公开(公告)日：2014-07-07
申请号：JP2012281119
申请日：2012-12-25
申请人： Toshiba Corp , 株式会社東芝
发明人： MATSUDA NAOHISA , HATTORI YASUSHI , FUKUDA YUMI , MITSUISHI IWAO , ALBESSARD KEIKO
IPC分类号： H01L33/50 , C09K11/08 , C09K11/64 , C09K11/65 , F21V3/04 , F21Y101/02
CPC分类号： C09K11/0883 , C09K11/7734 , H01L33/502 , H01L2224/48091 , Y02B20/181 , H01L2924/00014
摘要： PROBLEM TO BE SOLVED: To provide a white light-emitting device in which achievement of daytime white and high luminous efficiency can be combined.SOLUTION: A light-emitting device includes a semiconductor light-emitting element radiating blue light, and a phosphor layer containing a phosphor mixture. The phosphor mixture contains a first phosphor activated by Ce, and radiating light having an emission peak wavelength in a range of 540-560 nm, and a second oxynitride phosphor represented by general formula (2): (SrEu)SiAlONC(2), and having an emission peak wavelength in a range of 580-610 nm.
摘要翻译：要解决的问题：提供一种能够实现白天白光和高发光效率的白光发光装置。解决方案：一种发光装置，包括发射蓝光的半导体发光元件和含有荧光体混合物。荧光体混合物包含由Ce活化的第一荧光体和发射峰值波长在540〜560nm范围内的光，以及由通式（2）表示的第二氧氮化物荧光体：（SrEu）SiAlONC（2），以及其发射峰值波长在580-610nm的范围内。

7. 发明专利

JP2014065797A Fluorescent substance, light-emitting device and method for producing fluorescent substance 有权
标题翻译：荧光物质，发光装置及生产荧光物质的方法
公开(公告)号：JP2014065797A
公开(公告)日：2014-04-17
申请号：JP2012211074
申请日：2012-09-25
申请人： Toshiba Corp , 株式会社東芝
发明人： FUKUDA YUMI , MATSUDA NAOHISA
IPC分类号： C09K11/64 , C09K11/08 , H01L33/50
CPC分类号： C09K11/7718 , C09K11/7721 , H01L33/502 , H01L2224/45144 , H01L2224/48091 , H01L2224/48247 , H01L2924/181 , H05B33/12 , H01L2924/00012 , H01L2924/00014 , H01L2924/00
摘要： PROBLEM TO BE SOLVED: To provide a fluorescent substance with high quantum efficiency which has favorable temperature characteristics and can emit yellow light having excellent color rendering properties.SOLUTION: The fluorescent substance exhibits a light-emitting peak in the wavelength range of 500-600 nm upon excitation by light with a light-emitting peak in the wavelength range of 250-500 nm, and has an absorption coefficient αof 4×10or less for light with the wavelength of 560 nm. The fluorescent substance is represented by the general formula (1): (MCe))AlSiON, where M comprises one or more among Ba, Sr, Ca, Mg, Li, Na and K, and the formula satisfies 0
摘要翻译：要解决的问题：提供具有良好的温度特性并且可以发出具有优异显色性的黄光的具有高量子效率的荧光物质。解决方案：荧光物质在500-600nm的波长范围内表现出发光峰在250〜500nm波长范围内的发光峰光激发时，波长为560nm的光的吸收系数α为4×10 -10以下。荧光物质由通式（1）表示：（MCe））AlSiON，其中M包括Ba，Sr，Ca，Mg，Li，Na和K中的一种或多种，并且该式满足0

8. 发明专利

JP2013185084A Phosphor and method for producing thereof 有权
标题翻译：磷光体及其生产方法
公开(公告)号：JP2013185084A
公开(公告)日：2013-09-19
申请号：JP2012051731
申请日：2012-03-08
申请人： Toshiba Corp , 株式会社東芝
发明人： MATSUDA NAOHISA , FUKUDA YUMI , ALBESSARD KEIKO , KATO MASANORI , MITSUISHI IWAO
IPC分类号： C09K11/64 , C09K11/08 , H01L33/50
CPC分类号： C09K11/7734 , C09K11/0883 , H01L33/502 , H01L2224/48091 , H01L2224/48247 , H05B33/14 , H01L2924/00014
摘要： PROBLEM TO BE SOLVED: To provide a europium-activated oxynitride phosphor using an inexpensive oxide, etc., as a raw material that contains an alkaline earth metal such as strontium, and discharging red light whose peak wavelength is 630 nm or more, and a production method thereof.SOLUTION: An oxynitride phosphor has a composition shown by the general formula (1): (M-Eu)AlSiONC, wherein M represents an alkaline earth metal element, and the following relationships are satisfied that 0
摘要翻译：要解决的问题：为了提供使用廉价氧化物等的铕活化氮氧化物荧光体作为含有诸如锶的碱土金属的原料，并且放出峰值波长为630nm以上的红光，以及氧化氮化物荧光体具有通式（1）所示的组成：（M-Eu）AlSiONC，其中，M表示碱土金属元素，满足0

9. 发明专利

JP2013043937A Fluorescent material, light emission device and method for producing fluorescent material 有权
标题翻译：荧光材料，光发射装置及其生产荧光材料的方法
公开(公告)号：JP2013043937A
公开(公告)日：2013-03-04
申请号：JP2011182626
申请日：2011-08-24
申请人： Toshiba Corp , 株式会社東芝
发明人： KATO MASAHIRO , FUKUDA YUMI , MATSUDA NAOHISA
IPC分类号： C09K11/64 , C09K11/08 , H01L33/50
CPC分类号： C09K11/7734 , C09K11/7774 , H01L33/502 , H01L2224/45144 , H01L2224/48091 , H01L2224/48247 , H01L2224/8592 , H01L2924/181 , H01L2924/00012 , H01L2924/00014 , H01L2924/00
摘要： PROBLEM TO BE SOLVED: To provide a fluorescent material capable of obtaining high light emission efficiency even under high temperature.SOLUTION: The fluorescent material includes Eu-activated SrSiAlON-based crystal-containing particles and expresses light emission having a light emission peak between 490 nm and 580 nm wavelength when excited with a ray of 250-500 nm wavelength. The particles satisfy the ratio (O/O) to be 1.0-3.8, wherein (O) is the average of oxygen concentrations in the outer region which is within a depth of 5 nm from the surface of the crystal and(O) is the average of oxygen concentrations in the inner region which is deeper than 5 nm from the surface of the crystal.
摘要翻译：要解决的问题：提供即使在高温下也能够获得高发光效率的荧光材料。
解决方案：荧光材料包括Eu激活的Sr 3 A1 3 O 2 N 21 的含晶粒，并表现出发光峰值在490nm 当用250-500nm波长的光线激发时，波长为580nm。颗粒满足比例（O 外部 / O 内部）为1.0-3.8，其中（O 外部）是在距离晶体表面5nm深度内的外部区域中的氧浓度的平均值（O 内部）是距离晶体表面比5nm深的内部区域的氧浓度的平均值。版权所有（C）2013，JPO＆INPIT

10. 发明专利

JP2012235157A Light-emitting device 有权
标题翻译：发光装置
公开(公告)号：JP2012235157A
公开(公告)日：2012-11-29
申请号：JP2012163353
申请日：2012-07-24
申请人： Toshiba Corp , 株式会社東芝
发明人： MITSUISHI IWAO , FUKUDA YUMI , OKADA AOI , MATSUDA NAOHISA , NUNOUE SHINYA , ALBESSARD KEIKO , KATO MASAHIRO
IPC分类号： H01L33/50
CPC分类号： C09K11/0883 , C09K11/7734 , F21Y2105/10 , F21Y2105/12 , F21Y2115/10 , H01L25/0753 , H01L33/50 , H01L2224/45144 , H01L2224/48091 , H05B33/14 , H01L2924/00 , H01L2924/00014
摘要： PROBLEM TO BE SOLVED: To provide a light-emitting device capable of suppressing reabsorption among phosphors and realizing excellent luminous efficiency.SOLUTION: The light-emitting device comprises: a substrate; a plurality of first light-emitting parts including a first light-emitting element which is mounted on the substrate to emit light whose wavelengths are from 250 nm to 500 nm, and a domal first phosphor layer formed on the first light-emitting element and containing a green phosphor; a plurality of second light-emitting parts including a second light-emitting element which is mounted on the substrate to emit light whose wavelengths are from 250 nm to 500 nm, and a domal second phosphor layer formed on the second light-emitting element and containing a red phosphor; a third light-emitting part including a third light-emitting element which is mounted on the substrate between the first light-emitting element and the second light-emitting element to emit light whose wavelengths are from 250 nm to 500 nm, and a domal resin layer formed on the third light-emitting element and containing neither a green phosphor nor a red phosphor. The first phosphor layer and the second phosphor layer are separated in a noncontact state with gas sandwiched therebetween.
摘要翻译：要解决的问题：提供能够抑制荧光体之间的再吸收并实现优异的发光效率的发光装置。解决方案：发光装置包括：基板; 多个第一发光部件，其包括安装在基板上以发射波长为250nm至500nm的光的第一发光元件和形成在第一发光元件上的圆顶第一荧光体层，并且包含绿色荧光粉多个第二发光部件，包括安装在基板上以发射波长为250nm至500nm的光的第二发光元件和形成在第二发光元件上的圆顶第二荧光体层，并且包含红色荧光粉第三发光部件，包括安装在第一发光元件和第二发光元件之间的基板上以发射波长为250nm至500nm的光的第三发光元件，以及圆顶树脂层，其形成在第三发光元件上，既不含绿色荧光体也不含红色荧光体。第一荧光体层和第二荧光体层以夹在其间的气体以非接触状态分离。版权所有（C）2013，JPO＆INPIT

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