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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

JP2002082171A RADIATION DETECTOR AND X-RAY DIAGNOSTIC EQUIPMENT USING THE SAME 失效
公开(公告)号：JP2002082171A
公开(公告)日：2002-03-22
申请号：JP2000274787
申请日：2000-09-11
申请人： TOSHIBA CORP
发明人： TAKAHARA TAKESHI , SAITO AKIHISA , KOYAIZU EIJI , FUKUDA KOYO , MATSUDA NAOHISA
IPC分类号： G01T1/20 , A61B6/03 , G01T1/24 , G01T1/29
摘要： PROBLEM TO BE SOLVED: To provide a radiation detector which has high optical conversion efficiency and detection sensitivity of radiation, such as transmitted X-rays and can obtain photographic images of high resolution. SOLUTION: The radiation detector 1 is equipped with plural detection channels, onto which of radiation 13 emitted by a radiation source and transmitted through an object to be inspected is made incident, scintillators 2, which emits scintillation lights corresponding to the intensity of the radiation made incident on the detection channels, and an optical responding means 3 which converts the projection lights from the respective scintillators 2 into electrical signals and is characterized by that a light wavelength converting layer, which converts the wavelength of the scintillation light into the wavelength-matching optical response characteristics of the optical response means 3 is formed between the respective scintillators 2 and optical response means 3.

7. 发明专利

JPH1143672A PHOSPHOR 失效
公开(公告)号：JPH1143672A
公开(公告)日：1999-02-16
申请号：JP21388497
申请日：1997-07-25
申请人： TOSHIBA CORP
发明人： ARUBESAARU KEIKO , FUKAZAWA YOSHIKAZU , TAMAYA MASAAKI , MATSUDA NAOHISA , NAKAMURA SHINICHI
IPC分类号： C09K11/08 , C09K11/79 , C09K11/80
摘要： PROBLEM TO BE SOLVED: To provide a phosphor which has a sufficient emission efficiency and can form such a fluorescent membrane as to reduce the spot diameter. SOLUTION: A phosphor 1 is composed of a particle having irregularities 4 in its surface, a spherical shape having a ratio of length to width of 1-1.3 and a surface area of 1.01-1.5 times the surface area of a sphere 5 having the same volume and has a chemical composition of the formula, Ln3 M5 O12 :R or Ln2 SiO5 :R wherein Ln is at least one element selected from Sc, Y, Gd, La and Lu; M is at least one element selected from Al and Ga; and R is at least one element selected from Cr, Ti, Fe and elements of lanthanides.

8. 发明专利

JPH10102053A FLUORESCENT SUBSTANCE AND ITS PRODUCTION 失效
公开(公告)号：JPH10102053A
公开(公告)日：1998-04-21
申请号：JP25850996
申请日：1996-09-30
申请人： TOSHIBA CORP
发明人： OKUMURA YOSHIKAZU , TAMAYA MASAAKI , ARUBESAARU KEIKO , MATSUDA NAOHISA
IPC分类号： C09K11/08 , C09K11/84
摘要： PROBLEM TO BE SOLVED: To obtain the subject fluorescent substance having an approximately spherical shape, free from discoloration, high in luminous efficiency and comprising a rare earth element oxysulfide by subjecting raw materials for the fluorescent substance to a thermal plasma treatment. SOLUTION: This fluorescent substance comprises transparent spherical particles expressed by the formula: Ln2 O2 S:R (Ln is at least one kind of group 3A element selected from a group consisting of Y, La, Gd and Lu; R is a lanthanide element), having an average particle diameter of 0.5-15μm and a major axis/minor axis ratio of 1.0-1.5, contains particles having diameters of 0.01-0.2μm in an amount of 0.001-0.5wt.%, has relations of the inequalities: 0.31 =95%. The spherical fluorescent substance expressed by the formula and obtained by melting raw materials in thermal plasma and subsequently quenching the melted product is preferably received in the inner vessel of a double vessel. The powder of a sulfide is received in the outer vessel so as to cover the inner vessel, and the received materials are preferably heated at 950-1300 deg.C in a non-oxidizing atmosphere.

9. 发明专利

JPH08134443A PHOSPHOR, CATHODE RAY TUBE, FLUORESCENT LAMP, AND RADIATION-INTENSIFYING SCREEN 失效
公开(公告)号：JPH08134443A
公开(公告)日：1996-05-28
申请号：JP27022194
申请日：1994-10-07
申请人： TOSHIBA CORP
发明人： MATSUDA NAOHISA , TAMAYA MASAAKI , ARUBESAARU KEIKO , OKUMURA YOSHIKAZU , TAKAHARA TAKESHI , ITO TAKEO
IPC分类号： G21K4/00 , C09K11/78 , H01J29/20 , H01J61/44
摘要： PURPOSE: To obtain a phosphor which forms a dense and homogeneous fluorescent surface to give a cathode ray tube or fluorescent lamp with a high luminance and which has an almost spherical shape with a small particle size by using a specific rare earth oxide. CONSTITUTION: The phosphor comprises transparent spherical particles represented by the compsn. formula: Ln2 O3 :R (wherein Ln is La, Gd, Lu, or Y: and R is a lanthanoid element), having an average particle size of 0.5-15μm and a ratio of the major axis to the minor axis of 1.0-1.5, and contg. 0.5wt.% or lower ultra-fine particles having particle sizes of 0.2μm or lower. Pref. the compsn. of the phosphor is such that R is Eu and its atomic ratio to Ln is 1-6%. that R is Tb and its atomic ratio is 0.1-6%, and that R is Pr and its atomic ratio is 0.01-0.5%. Of such phosphors. one represented by the compsn. formula: Gd2 O3 :R and having a crystal system of which at least a part is monoclinic is suitable for a cathode ray tube, and a phosphor having a proportion of the monoclinic system of 5-100% and an average particle size of 0.5-3μm is suitable for a fluorescent lamp.

10. 发明专利

JPH0892554A FLUORESCENT SUBSTANCE 失效
公开(公告)号：JPH0892554A
公开(公告)日：1996-04-09
申请号：JP22358394
申请日：1994-09-19
申请人： TOSHIBA CORP
发明人： TAMAYA MASAAKI , FUMEI , MATSUDA NAOHISA , OKUMURA YOSHIKAZU
IPC分类号： C09K11/84
摘要： PURPOSE: To obtain a spherical fluorescent substance of oxysulfide of rare earth element, capable of forming a dense and uniform fluorescent face. CONSTITUTION: This fluorescent substance comprises transparent spherical particles which are represented by the composition formula Ln2 O2 S:R (Ln is at least one element selected from the group consisting of Y, La, Gd and Lu and R is at least one element selected from lanthanide group), have 0.5-15μm average particle diameter, the ratio of the major axis to the minor axis of each particle of 1.0-1.5 and contain

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