公开(公告)号：US20130088143A1

公开(公告)日：2013-04-11

申请号：US13638021

申请日：2011-03-14

申请人： Hideki Ohtsubo ,  Shin-ichi Sakata ,  Shinichi Ishitobi ,  Yasuyuki Ichizono ,  Norifumi Miyamoto ,  Hisayoshi Iba

发明人： Hideki Ohtsubo ,  Shin-ichi Sakata ,  Shinichi Ishitobi ,  Yasuyuki Ichizono ,  Norifumi Miyamoto ,  Hisayoshi Iba

IPC分类号： C09K11/77 ,  H05B33/14

CPC分类号： C09K11/7716 ,  C04B35/117 ,  C04B35/44 ,  C04B35/652 ,  C04B35/653 ,  C04B2235/3217 ,  C04B2235/3222 ,  C04B2235/3224 ,  C04B2235/3225 ,  C04B2235/3229 ,  C04B2235/764 ,  C04B2235/80 ,  C09K11/7774 ,  H01L33/502 ,  H01L33/505 ,  H01L2224/48091 ,  H05B33/14 ,  H01L2924/00014

摘要： Provided are a ceramic composite for light conversion, which is capable of maintaining a high radiant flux even when the proportion of Gd and Ce is increased to tune the fluorescence peak wavelength to the longer wavelength side, a process for producing the ceramic composite, and a light emitting device including the ceramic composite. The ceramic composite for light conversion is a solidification product including a composition that is represented by a specific formula, and has a texture of continuously and three-dimensionally mutually entangled oxide phases including at least two phases of a first phase and a second phase, characterized in that the first phase is a Y3Al5O12 fluorescent phase activated with Ce, and the second phase is an Al2O3 phase, and the first phase and second phase account for 97% by area or more of a cross section of the solidification product, or characterized in that the first phase is a Y3Al5O12 fluorescent phase activated with Gd and Ce, and the second phase is an Al2O3 phase, and the first phase and second phase account for 97% by area or more of a cross section of the solidification product.

摘要翻译： 提供一种用于光转换的陶瓷复合体，其即使当增加Gd和Ce的比例以将荧光峰值波长调谐到较长波长侧时也能够保持高辐射通量，制造陶瓷复合材料的方法和 包括陶瓷复合材料的发光器件。 用于光转化的陶瓷复合材料是一种凝固产物，其包括由特定的化学式表示的组合物，并且具有包括第一相和第二相的至少两相的连续和三维相互缠结的氧化物相的质地，其特征在于 其中第一相是用Ce活化的Y3Al5O12荧光相，第二相是Al2O3相，第一相和第二相占固化产物横截面的97％以上，或者其特征在于 第一相是用Gd和Ce激活的Y3Al5O12荧光相，第二相是Al2O3相，第一相和第二相占固化产物横截面的97％以上。

公开(公告)号：US08940187B2

公开(公告)日：2015-01-27

申请号：US13638021

申请日：2011-03-14

申请人： Hideki Ohtsubo ,  Shin-Ichi Sakata ,  Shinichi Ishitobi ,  Yasuyuki Ichizono ,  Norifumi Miyamoto ,  Hisayoshi Iba

发明人： Hideki Ohtsubo ,  Shin-Ichi Sakata ,  Shinichi Ishitobi ,  Yasuyuki Ichizono ,  Norifumi Miyamoto ,  Hisayoshi Iba

IPC分类号： C09K11/80 ,  C09K11/08 ,  H01L33/00 ,  C09K11/77 ,  C04B35/117 ,  C04B35/44 ,  C04B35/65 ,  C04B35/653 ,  H01L33/50 ,  H05B33/14

CPC分类号： C09K11/7716 ,  C04B35/117 ,  C04B35/44 ,  C04B35/652 ,  C04B35/653 ,  C04B2235/3217 ,  C04B2235/3222 ,  C04B2235/3224 ,  C04B2235/3225 ,  C04B2235/3229 ,  C04B2235/764 ,  C04B2235/80 ,  C09K11/7774 ,  H01L33/502 ,  H01L33/505 ,  H01L2224/48091 ,  H05B33/14 ,  H01L2924/00014

摘要： Provided are a ceramic composite for light conversion, which is capable of maintaining a high radiant flux even when the proportion of Gd and Ce is increased to tune the fluorescence peak wavelength to the longer wavelength side, a process for producing the ceramic composite, and a light emitting device including the ceramic composite. The ceramic composite for light conversion is a solidification product including a composition that is represented by a specific formula, and has a texture of continuously and three-dimensionally mutually entangled oxide phases including at least two phases of a first phase and a second phase, characterized in that the first phase is a Y3Al5O12 fluorescent phase activated with Ce, and the second phase is an Al2O3 phase, and the first phase and second phase account for 97% by area or more of a cross section of the solidification product, or characterized in that the first phase is a Y3Al5O12 fluorescent phase activated with Gd and Ce, and the second phase is an Al2O3 phase, and the first phase and second phase account for 97% by area or more of a cross section of the solidification product.

摘要翻译： 提供一种用于光转换的陶瓷复合体，其即使当增加Gd和Ce的比例以将荧光峰值波长调谐到较长波长侧时也能够保持高辐射通量，制造陶瓷复合材料的方法和 包括陶瓷复合材料的发光器件。 用于光转化的陶瓷复合材料是一种凝固产物，其包括由特定的化学式表示的组合物，并且具有包括第一相和第二相的至少两相的连续和三维相互缠结的氧化物相的质地，其特征在于 其中第一相是用Ce活化的Y3Al5O12荧光相，第二相是Al2O3相，第一相和第二相占固化产物横截面的97％以上，或者其特征在于 第一相是用Gd和Ce激活的Y3Al5O12荧光相，第二相是Al2O3相，第一相和第二相占固化产物横截面的97％以上。

公开(公告)号：US20130328095A1

公开(公告)日：2013-12-12

申请号：US13993931

申请日：2011-12-13

申请人： Hisayoshi Iba ,  Shinichi Ishitobi ,  Yasuyuki Ichizono

发明人： Hisayoshi Iba ,  Shinichi Ishitobi ,  Yasuyuki Ichizono

IPC分类号： C09K11/02 ,  H01L33/50

CPC分类号： C09K11/025 ,  C04B35/117 ,  C04B35/44 ,  C04B35/652 ,  C04B2235/3208 ,  C04B2235/3213 ,  C04B2235/3215 ,  C04B2235/3217 ,  C04B2235/3222 ,  C04B2235/3225 ,  C04B2235/3229 ,  C04B2235/442 ,  C04B2235/444 ,  C04B2235/445 ,  C04B2235/6581 ,  C04B2235/764 ,  C04B2235/80 ,  C09K11/7774 ,  H01L33/501 ,  H01L33/502

摘要： A ceramic composite for light conversion, and method of producing same and a light emitting device including the same. The ceramic composite for light conversion of the present invention is a solidified body having a structure in which at least two oxide phases including a first phase and a second phase are continuously and three-dimensionally intertwined with one another, and characterized in that the first phase is a Y3Al5O12 phase including Ba or Sr and activated with fluorescent Ce, the second phase is an Al2O3 phase, and the Sr or Ba in the solidified body are contained in an amount of 0.01 to 1.00 part by mass based on 100 parts by mass of the solidified body, in terms of the oxide.

摘要翻译： 一种用于光转换的陶瓷复合材料及其制造方法以及包含该陶瓷复合材料的发光器件。 本发明的光转换用陶瓷复合体是具有这样的结构的固化体，其中包括第一相和第二相的至少两个氧化物相彼此连续地和三维地缠结在一起，其特征在于，第一相 是包含Ba或Sr并用荧光Ce活化的Y 3 Al 5 O 12相，第二相是Al 2 O 3相，并且相对于100质量份的固体，固体中的Sr或Ba的含量为0.01〜1.00质量份 凝固体，就氧化物而言。

公开(公告)号：US09074126B2

公开(公告)日：2015-07-07

申请号：US13993931

申请日：2011-12-13

申请人： Hisayoshi Iba ,  Shinichi Ishitobi ,  Yasuyuki Ichizono

发明人： Hisayoshi Iba ,  Shinichi Ishitobi ,  Yasuyuki Ichizono

IPC分类号： H01L33/00 ,  C09K11/02 ,  C04B35/117 ,  C04B35/44 ,  C04B35/65 ,  C09K11/77 ,  H01L33/50

CPC分类号： C09K11/025 ,  C04B35/117 ,  C04B35/44 ,  C04B35/652 ,  C04B2235/3208 ,  C04B2235/3213 ,  C04B2235/3215 ,  C04B2235/3217 ,  C04B2235/3222 ,  C04B2235/3225 ,  C04B2235/3229 ,  C04B2235/442 ,  C04B2235/444 ,  C04B2235/445 ,  C04B2235/6581 ,  C04B2235/764 ,  C04B2235/80 ,  C09K11/7774 ,  H01L33/501 ,  H01L33/502

摘要： A ceramic composite for light conversion, and method of producing same and a light emitting device including the same. The ceramic composite for light conversion of the present invention is a solidified body having a structure in which at least two oxide phases including a first phase and a second phase are continuously and three-dimensionally intertwined with one another, and characterized in that the first phase is a Y3Al5O12 phase including Ba or Sr and activated with fluorescent Ce, the second phase is an Al2O3 phase, and the Sr or Ba in the solidified body are contained in an amount of 0.01 to 1.00 part by mass based on 100 parts by mass of the solidified body, in terms of the oxide.

摘要翻译： 一种用于光转换的陶瓷复合材料及其制造方法以及包含该陶瓷复合材料的发光器件。 本发明的光转换用陶瓷复合体是具有这样的结构的固化体，其中包括第一相和第二相的至少两个氧化物相彼此连续地和三维地缠结在一起，其特征在于，第一相 是包含Ba或Sr并用荧光Ce活化的Y 3 Al 5 O 12相，第二相是Al 2 O 3相，并且相对于100质量份的固体，固体中的Sr或Ba的含量为0.01〜1.00质量份 凝固体，就氧化物而言。

公开(公告)号：US20120025252A1

公开(公告)日：2012-02-02

申请号：US13203853

申请日：2010-03-02

申请人： Yasuyuki Ichizono ,  Hideki Hirayama

发明人： Yasuyuki Ichizono ,  Hideki Hirayama

IPC分类号： H01L33/32 ,  H01L33/40

CPC分类号： H01L33/007 ,  C04B35/117 ,  C04B35/44 ,  C04B35/653 ,  C04B2235/3217 ,  C04B2235/3222 ,  C04B2235/3225 ,  C04B2235/3229 ,  C04B2235/6581 ,  C04B2235/764 ,  C04B2235/80 ,  C09K11/7774 ,  H01L33/08 ,  H01L33/501 ,  Y02B20/181

摘要： A composite substrate for the formation of a light-emitting device, ensuring that a high-quality nitride-based light-emitting diode can be easily formed on its top surface and the obtained substrate-attached light-emitting diode functions as a light-emitting device capable of emitting light for an arbitrary color such as white, is provided. A composite substrate for the formation of a light-emitting device, comprising a light-converting material substrate for radiating at least a part of incident light as light different in the wavelength through the surface opposite the incident surface, and at least two or more Al-containing nitride layers formed on the light-converting material substrate, wherein the light-converting material substrate has a texture comprising two or more oxide phases continuously and three-dimensionally entangled with each other, including an Al2O3 phase and at least one fluorescence-emitting oxide phase, and the nitride layer has a first layer of an Al-containing nitride layer formed on the light-converting material substrate and a second layer of AlN having a dislocation density of 1×1012/cm2 or less and preferably having a surface roughness (RMS) of 10 nm or less.

摘要翻译： 一种用于形成发光器件的复合衬底，确保能够在其顶表面上容易地形成高质量的氮化物系发光二极管，所得到的衬底附着发光二极管用作发光 提供能够发出白色等任意颜色的光的装置。 一种用于形成发光器件的复合衬底，包括：光转换材料衬底，用于将入射光的至少一部分作为与入射表面相对的表面的波长不同的光，以及至少两个或更多个Al 形成在所述光转换材料基板上的氮化物层，其中，所述光转换材料基板具有包括两个或更多个氧化物相的纹理，所述两个或多个氧化物相位连续地且三维地缠结，包括Al 2 O 3相和至少一个荧光发射 氧化物相，并且氮化物层具有形成在光转换材料基板上的含Al氮化物层的第一层和位错密度为1×10 12 / cm 2以下的AlN的第二层，优选具有表面粗糙度 （RMS）为10nm以下。

公开(公告)号：US08686455B2

公开(公告)日：2014-04-01

申请号：US13203853

申请日：2010-03-02

申请人： Yasuyuki Ichizono ,  Hideki Hirayama

发明人： Yasuyuki Ichizono ,  Hideki Hirayama

IPC分类号： H01L33/00

CPC分类号： H01L33/007 ,  C04B35/117 ,  C04B35/44 ,  C04B35/653 ,  C04B2235/3217 ,  C04B2235/3222 ,  C04B2235/3225 ,  C04B2235/3229 ,  C04B2235/6581 ,  C04B2235/764 ,  C04B2235/80 ,  C09K11/7774 ,  H01L33/08 ,  H01L33/501 ,  Y02B20/181

摘要： A composite substrate for the formation of a light-emitting device, ensuring that a high-quality nitride-based light-emitting diode can be easily formed on its top surface and the obtained substrate-attached light-emitting diode functions as a light-emitting device capable of emitting light for an arbitrary color such as white, is provided. A composite substrate for the formation of a light-emitting device, comprising a light-converting material substrate for radiating at least a part of incident light as light different in the wavelength through the surface opposite the incident surface, and at least two or more Al-containing nitride layers formed on the light-converting material substrate, wherein the light-converting material substrate has a texture comprising two or more oxide phases continuously and three-dimensionally entangled with each other, including an Al2O3 phase and at least one fluorescence-emitting oxide phase, and the nitride layer has a first layer of an Al-containing nitride layer formed on the light-converting material substrate and a second layer of AlN having a dislocation density of 1×1012/cm2 or less and preferably having a surface roughness (RMS) of 10 nm or less.

摘要翻译： 一种用于形成发光器件的复合衬底，确保能够在其顶表面上容易地形成高质量的氮化物系发光二极管，所得到的衬底附着发光二极管用作发光 提供能够发出白色等任意颜色的光的装置。 一种用于形成发光器件的复合衬底，包括：光转换材料衬底，用于将入射光的至少一部分作为与入射表面相对的表面的波长不同的光，以及至少两个或更多个Al 形成在所述光转换材料基板上的氮化物层，其中，所述光转换材料基板具有包括两个或更多个氧化物相的纹理，所述两个或多个氧化物相位连续地和三维地缠结，包括Al 2 O 3相和至少一个荧光发射 氧化物相，并且氮化物层具有形成在光转换材料基板上的含Al氮化物层的第一层和位错密度为1×10 12 / cm 2以下的AlN的第二层，优选具有表面粗糙度 （RMS）为10nm以下。