B-SIALON AND METHOD OF MANUFACTURING THEREOF, AND LIGHT-EMITTING DEVICE
    1.
    发明申请
    B-SIALON AND METHOD OF MANUFACTURING THEREOF, AND LIGHT-EMITTING DEVICE 有权
    B-SIALON及其制造方法和发光装置

    公开(公告)号:US20130093314A1

    公开(公告)日:2013-04-18

    申请号:US13704772

    申请日:2011-07-28

    IPC分类号: C09K11/77 H05B33/12

    摘要: β-SiAlON represented by a general formula Si6-zAlzOzN8-z with Eu dissolved therein, whose spin density corresponding to absorption g=2.00±0.02 at 25° C. obtained by the electron spin resonance method is equal to or lower than 6.0×1016 spins/g. A method of manufacturing the β-SiAlON includes: a mixing step of mixing β-SiAlON materials; a baking step of baking the β-SiAlON having undergone the mixing step; a heating step of increasing the ambient temperature of the materials having undergone the mixing step from 1500° C. to a baking temperature of the baking step at a rate equal to or lower than 2° C/min.; an annealing step of annealing the β-SiAlON having undergone the baking step; and an acid treatment step of acid-treating the β-SiAlON having undergone the annealing step. The objective of the present invention is to provide β-SiAlON capable of achieving high luminescent efficiency, a method of manufacturing the β-SiAlON, and a light-emitting device using the β-SiAlON.

    摘要翻译: 由其中溶解有Eu的通式为Si6-zAlzOzN8-z的通式Si-SiAlON表示,其通过电子自旋共振法获得的在25℃下对应于吸收g = 2.00±0.02的自旋密度等于或低于6.0×1016 旋转/ g。 制备β-SiAlON的方法包括:混合β-SiAlON材料的混合步​​骤; 焙烧步骤,烘焙经过混合步骤的β-SiAlON; 将经过混合步骤的材料的环境温度从1500℃提高至烘烤步骤的烘烤温度的加热步骤以等于或低于2℃/分的速率; 对经历了烘烤步骤的β-SiAlON退火的退火步骤; 以及酸处理已经经历退火步骤的β-SiAlON的酸处理步骤。 本发明的目的是提供能够实现高发光效率的β-SiAlON,制造β-SiAlON的方法和使用β-S​​iAlON的发光器件。

    β-sialon and method of manufacturing thereof, and light-emitting device
    3.
    发明授权
    β-sialon and method of manufacturing thereof, and light-emitting device 有权
    和其制造方法以及发光装置

    公开(公告)号:US09163175B2

    公开(公告)日:2015-10-20

    申请号:US13704772

    申请日:2011-07-28

    摘要: β-SiAlON represented by a general formula Si6-zAlzOzN8-z with Eu dissolved therein, whose spin density corresponding to absorption g=2.00±0.02 at 25° C. obtained by the electron spin resonance method is equal to or lower than 6.0×1016 spins/g. A method of manufacturing the β-SiAlON includes: a mixing step of mixing β-SiAlON materials; a baking step of baking the β-SiAlON having undergone the mixing step; a heating step of increasing the ambient temperature of the materials having undergone the mixing step from 1500° C. to a baking temperature of the baking step at a rate equal to or lower than 2° C./min.; an annealing step of annealing the β-SiAlON having undergone the baking step; and an acid treatment step of acid-treating the β-SiAlON having undergone the annealing step. The objective of the present invention is to provide β-SiAlON capable of achieving high luminescent efficiency, a method of manufacturing the β-SiAlON, and a light-emitting device using the β-SiAlON.

    摘要翻译: 由通式Si 6-z Al z O z N 8-z表示的-SiAlON,其中Eu被溶解,其通过电子自旋共振法获得的在25℃下对应于吸收g = 2.00±0.02的自旋密度等于或低于6.0× 1016旋/克。 一种制造-SiAlON的方法包括:混合-SiAlON材料的混合步​​骤; 焙烧步骤,烘焙已经经历混合步骤的&bgr; -SiAlON; 将经过混合步骤的材料的环境温度从1500℃提高至烘烤步骤的烘烤温度的加热步骤,其速度等于或低于2℃/分钟; 退火步骤,退火已经经过烘烤步骤的SiAlON; 以及酸处理已经经过退火步骤的SiAlON的酸处理步骤。 本发明的目的是提供能够实现高发光效率的SiAlON,制造-SiAlON的方法和使用该-SiAlON的发光器件。

    α-SiAlON, light-emitting device and use thereof
    5.
    发明授权
    α-SiAlON, light-emitting device and use thereof 有权
    α-SiAlON,发光装置及其用途

    公开(公告)号:US09024519B2

    公开(公告)日:2015-05-05

    申请号:US13981286

    申请日:2011-11-30

    摘要: Provided are an α-SiAlON activated by Eu, which can realize a higher luminance in a light-emitting device such as a white LED, and also a light-emitting device. The α-SiAlON is represented by the general formula: (M)x(Eu)y(Si)12-(m+n)(Al)m+n(O)n(N)16-n (wherein M denotes one or more elements including at least Ca, selected from the group consisting of Li, Mg, Ca, Y and lanthanide elements (except for La and Ce)), and is constituted by an α-SiAlON having Eu in the form of a solid solution. The 50% mean area diameter of primary particles of the α-SiAlON is 5 μm or more, and the ratio of the 50% mean area diameter of primary particles to the 50% mean area diameter of secondary particles of the α-SiAlON is preferably 0.56 or more. A light-emitting device 10 includes a light-emitting light source 12 and a wavelength conversion member 15, wherein the wavelength conversion member 15 includes a α-SiAlON 18 for absorbing near-ultraviolet to blue light generated by the light-emitting light source 12 to generate yellow to orange light.

    摘要翻译: 提供了由Eu激活的α-SiAlON,其可以在诸如白色LED的发光装置以及发光装置中实现更高的亮度。 α-SiAlON由以下通式表示:(M)x(Eu)y(Si)12-(m + n)(Al)m + n(O)n(N)16-n 或更多含有选自Li,Mg,Ca,Y和镧系元素(La和Ce除外)中的至少Ca的元素),并且由具有固溶体形式的Eu的α-SiAlON构成 。 α-SiAlON的一次粒子的50%平均面积直径为5μm以上,一次粒子的50%平均面积直径与α-SiAlON二次粒子的平均面积直径的比值优选为 0.56以上。 发光装置10包括发光光源12和波长转换部件15,其中波长转换部件15包括用于吸收由发光光源12产生的近紫外至蓝光的α-SiAlON 18 产生黄色到橙色的光。

    alpha-SIALON, LIGHT-EMITTING DEVICE AND USE THEREOF
    6.
    发明申请
    alpha-SIALON, LIGHT-EMITTING DEVICE AND USE THEREOF 有权
    阿赛隆,发光装置及其用途

    公开(公告)号:US20130293093A1

    公开(公告)日:2013-11-07

    申请号:US13981286

    申请日:2011-11-30

    IPC分类号: H05B33/14 H05B33/12

    摘要: Provided are an α-SiAlON activated by Eu, which can realize a higher luminance in a light-emitting device such as a white LED, and also a light-emitting device. The α-SiAlON is represented by the general formula: (M)x(Eu)y(Si)12−(m+n)(Al)m+n(O)n(N)16−n (wherein M denotes one or more elements including at least Ca, selected from the group consisting of Li, Mg, Ca, Y and lanthanide elements (except for La and Ce)), and is constituted by an α-SiAlON having Eu in the form of a solid solution. The 50% mean area diameter of primary particles of the α-SiAlON is 5 μm or more, and the ratio of the 50% mean area diameter of primary particles to the 50% mean area diameter of secondary particles of the α-SiAlON is preferably 0.56 or more. A light-emitting device 10 includes a light-emitting light source 12 and a wavelength conversion member 15, wherein the wavelength conversion member 15 includes a α-SiAlON 18 for absorbing near-ultraviolet to blue light generated by the light-emitting light source 12 to generate yellow to orange light.

    摘要翻译: 提供了由Eu激活的α-SiAlON,其可以在诸如白色LED的发光装置以及发光装置中实现更高的亮度。 α-SiAlON由以下通式表示:(M)x(Eu)y(Si)12-(m + n)(Al)m + n(O)n(N)16-n(其中M表示一 或更多的元素,其至少包括选自Li,Mg,Ca,Y和镧系元素(La和Ce除外)的Ca)),并且由具有固溶体形式的Eu的α-SiAlON构成 。 α-SiAlON的一次颗粒的平均面积直径的50%为5umum以上,一次粒子的50%平均面积直径与α-SiAlON二次粒子的平均面积直径的比值优选为 0.56以上。 发光装置10包括发光光源12和波长转换构件15,其中波长转换构件15包括用于吸收由发光光源12产生的近紫外至蓝光的α-SiAlON 18 产生黄色到橙色的光。

    METHOD OF MANUFACTURING BETA-SIALON
    8.
    发明申请
    METHOD OF MANUFACTURING BETA-SIALON 审中-公开
    制造BET-SIALON的方法

    公开(公告)号:US20120298919A1

    公开(公告)日:2012-11-29

    申请号:US13577401

    申请日:2011-07-04

    IPC分类号: C09K11/80

    CPC分类号: C09K11/7734

    摘要: A method of manufacturing β-SiAlON represented by a general formula Si6-zAlzOzN8-z:Eu, including a baking step for baking a powdered material that contains Al content from 0.3 to 1.2 mass %, O content from 0.15 to 1 mass %, O/Al molar ratio from 0.9 to 1.3, Si content from 58 to 60 mass %, N content from 37 to 40 mass %, N/Si molar ratio from 1.25 to 1.45, and Eu content from 0.3 to 0.7 mass %. The baking step is a step of baking the powdered material in a nitrogen atmosphere at temperatures from 1850° C. to 2050° C., and the manufactured β-SiAlON satisfies 0.280≦x≦0.340 and 0.630≦y≦0.675 on the CIExy chromaticity coordinate.

    摘要翻译: 一种制造由通式Si 6-z Al z O z N 8 -z:Eu表示的-SiAlON的方法,包括用于焙烧含有0.3至1.2质量%的Al含量的粉末材料,O含量为0.15至1质量%的烘烤步骤, O / Al摩尔比为0.9〜1.3,Si含量为58〜60质量%,N含量为37〜40质量%,N / Si摩尔比为1.25〜1.45,Eu含量为0.3〜0.7质量%。 烘烤步骤是在氮气气氛中在1850℃至2050℃的温度下烘烤粉末材料的步骤,并且所制造的-SiAlON满足0.280≦̸ x< l1; 0.340和0.630≦̸ y≦̸ 0.675 on CIExy色度坐标。