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公开(公告)号：US20220135877A1
公开(公告)日：2022-05-05
申请号：US17573848
申请日：2022-01-12
Applicant: Dexerials Corporation
Inventor： Takehiro Yamasuge , Tsuneo Kusunoki , Moriaki Abe , Masahide Daimon
Abstract: A green phosphor including: (i) an inorganic phosphor particle; and (ii) neodymium-containing particles attached on a surface of the inorganic phosphor particle, wherein the green phosphor has a light-emission local maximum wavelength in a range of from 500 nm to 570 nm.
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公开(公告)号：US11613696B2
公开(公告)日：2023-03-28
申请号：US16764981
申请日：2018-11-05
Applicant: Dexerials Corporation
Inventor： Takehiro Yamasuge , Moriaki Abe , Kazuhiro Yagihashi , Tsuneo Kusunoki
IPC: C09K11/77 , B05D3/02 , C09K11/02 , F21V8/00 , G02F1/13357 , G02F1/1335
Abstract: A coated phosphor including: an inorganic phosphor particle; and a silicon oxide coating that coats the inorganic phosphor particle, wherein a molar ratio (O/Si) of an oxygen atom to a silicon atom in the silicon oxide coating through ICP emission spectroscopy of the coated phosphor is 2.60 or less.
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公开(公告)号：US10047931B2
公开(公告)日：2018-08-14
申请号：US14936033
申请日：2015-11-09
Applicant: DEXERIALS CORPORATION
Inventor： Takamasa Izawa , Tsuneo Kusunoki , Takahiro Igarashi
Abstract: A method for manufacturing green-emitting phosphor particles including the steps of producing a powder containing europium and strontium from a solution containing a europium compound and a strontium compound, mixing the resulting powder and a powdered gallium compound, and performing firing.
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公开(公告)号：US09695358B2
公开(公告)日：2017-07-04
申请号：US14966245
申请日：2015-12-11
Applicant: DEXERIALS CORPORATION
Inventor： Hiraku Akiho , Tsuneo Kusunoki , Takahiro Igarashi , Takamasa Izawa
IPC: C09K11/77 , C09K11/08 , G02F1/1335 , H01L25/075 , H01L33/54 , H01L33/50
CPC classification number: C09K11/7734 , C09K11/0883 , C09K11/7728 , G02F1/133603 , H01L25/0753 , H01L33/502 , H01L33/504 , H01L33/54 , H01L2224/48091 , Y02B20/181 , H01L2924/00014
Abstract: A compound is provided containing silicon, aluminum, strontium, europium, nitrogen, and oxygen is used that enables a red phosphor having strong luminous intensity and high luminance to be obtained, and that enables the color gamut of a white LED to be increased with the use of the red phosphor. The red phosphor contains an element A, europium, silicon, aluminum, oxygen, and nitrogen at the atom number ratio of the following formula: [A(m-x)Eux]Si9AlyOnN[12+y−2(n−m)/3]. The element A in the formula is at least one of magnesium, calcium, strontium, and barium, and m, x, y, and n in the formula satisfy the relations 3
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5.发明申请RED PHOSPHOR, METHOD FOR PRODUCING RED PHOSPHOR, WHITE LIGHT SOURCE, ILLUMINATING DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE 有权红色磷光体，生产红色磷光体的方法，白光源，照明装置和液晶显示装置公开(公告)号：US20140320787A1
公开(公告)日：2014-10-30
申请号：US14329793
申请日：2014-07-11
Applicant: DEXERIALS CORPORATION
Inventor： Takamasa Izawa , Hiraku Akiho , Tsuneo Kusunoki , Takahiro Igarashi , Masaki Kanno
IPC: C09K11/77 , F21K99/00 , G02F1/1335
CPC classification number: C09K11/7728 , C09K11/0883 , C09K11/7734 , F21K9/64 , G02F1/133603 , G02F1/133609 , G02F2001/133614 , H01L33/502 , H01L2224/48091 , H01L2924/181 , Y02B20/181 , H01L2924/00012 , H01L2924/00014
Abstract: A red phosphor of high efficiency and a method for producing it are provided. A white light source and an illumination device that allow illumination with the pure white color using the red phosphor are also provided. In addition, a liquid crystal display device using the red phosphor and exhibiting good color reproducing performance is provided. The red phosphor contains an element A, europium (Eu), silicon (Si), carbon (C), oxygen (O) and nitrogen (N) in the ratios of the numbers of atoms of the following compositional formula (1): [Chemical Formula 1] [A(m-x)EUx][Si(9-y)Cy]OnN[12-2(n-m)/3] compositional formula (1) where the element A is at least one of magnesium (Mg), calcium (Ca), strontium (Sr) and barium (Ba), and where m, x and n in the compositional formula (1) satisfy the relationships of 3
Abstract translation: 提供了高效率的红色荧光体及其制造方法。 还提供了一种允许使用红色荧光体用纯白色进行照明的白色光源和照明装置。 此外，提供了使用红色荧光体并且具有良好的色彩再现性能的液晶显示装置。 以下组成式（1）的原子数的比例，红色荧光体含有元素A，铕（Eu），硅（Si），碳（C），氧（O）和氮（N） 化学式1] [A（mx）EUx] [Si（9-y）Cy] OnN [12-2（nm）/ 3]组成式（1）其中元素A为镁（Mg） 钙（Ca），锶（Sr）和钡（Ba），并且其中组成式（1）中的m，x和n满足3
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Patent Agency Ranking
公开(公告)号：US11760927B2
公开(公告)日：2023-09-19
申请号：US17573848
申请日：2022-01-12
Applicant: Dexerials Corporation
Inventor： Takehiro Yamasuge , Tsuneo Kusunoki , Moriaki Abe , Masahide Daimon
CPC classification number: C09K11/62 , C09K11/7756 , H01L33/26
Abstract: A green phosphor including: (i) an inorganic phosphor particle; and (ii) neodymium-containing particles attached on a surface of the inorganic phosphor particle, wherein the green phosphor has a light-emission local maximum wavelength in a range of from 500 nm to 570 nm.
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公开(公告)号：US20230056208A1
公开(公告)日：2023-02-23
申请号：US17966329
申请日：2022-10-14
Applicant: Dexerials Corporation
Inventor： Takehiro Yamasuge , Moriaki Abe , Kazuhiro Yagihashi , Tsuneo Kusunoki
IPC: C09K11/77 , B05D3/02 , C09K11/02 , F21V8/00 , G02F1/13357
Abstract: A coated phosphor including: an inorganic phosphor particle; and a silicon oxide coating that coats the inorganic phosphor particle, wherein a molar ratio (O/Si) of an oxygen atom to a silicon atom in the silicon oxide coating through ICP emission spectroscopy of the coated phosphor is 2.60 or less.
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公开(公告)号：US10358598B2
公开(公告)日：2019-07-23
申请号：US15611999
申请日：2017-06-02
Applicant: DEXERIALS CORPORATION
Inventor： Hiraku Akiho , Tsuneo Kusunoki , Takahiro Igarashi , Takamasa Izawa
IPC: C09K11/77 , C09K11/08 , G02F1/1335 , H01L25/075 , H01L33/50 , H01L33/54
Abstract: A compound is provided containing silicon, aluminum, strontium, europium, nitrogen, and oxygen is used that enables a red phosphor having strong luminous intensity and high luminance to be obtained, and that enables the color gamut of a white LED to be increased with the use of red phosphor. The red phosphor contains element A, europium, silicon, aluminum, oxygen, and nitrogen at the atom number ratio of the following formula: [Am−x)Eux]Si9AlyOnN [12+y−2(n−m)/3]. The element A in the formula is at least one of magnesium, calcium, strontium, and barium, and m, x, y, and n in the formula satisfy the relations 3
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9.发明授权Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device 有权红色荧光体，红色荧光体的制造方法，白色光源，照明装置以及液晶显示装置公开(公告)号：US09493701B2
公开(公告)日：2016-11-15
申请号：US14329793
申请日：2014-07-11
Applicant: Dexerials Corporation
Inventor： Takamasa Izawa , Hiraku Akiho , Tsuneo Kusunoki , Takahiro Igarashi , Masaki Kanno
CPC classification number: C09K11/7728 , C09K11/0883 , C09K11/7734 , F21K9/64 , G02F1/133603 , G02F1/133609 , G02F2001/133614 , H01L33/502 , H01L2224/48091 , H01L2924/181 , Y02B20/181 , H01L2924/00012 , H01L2924/00014
Abstract: A red phosphor of high efficiency and a method for producing it are provided. A white light source and an illumination device that allow illumination with the pure white color using the red phosphor are also provided. In addition, a liquid crystal display device using the red phosphor and exhibiting good color reproducing performance is provided. The red phosphor contains an element A, europium (Eu), silicon (Si), carbon (C), oxygen (O) and nitrogen (N) in the ratios of the numbers of atoms of the following compositional formula (1): [Chemical Formula 1] [A(m-x)Eux][Si(9-y)Cy]OnN[12-2(n-m)/3] compositional formula (1) where the element A is at least one of magnesium (Mg), calcium (Ca), strontium (Sr) and barium (Ba), and where m, x and n in the compositional formula (1) satisfy the relationships of 3
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公开(公告)号：US20200347294A1
公开(公告)日：2020-11-05
申请号：US16764961
申请日：2018-11-22
Applicant: Dexerials Corporation
Inventor： Takehiro Yamasuge , Tsuneo Kusunoki , Moriaki Abe , Masahide Daimon
Abstract: A green phosphor including: (i) an inorganic phosphor particle; and (ii) neodymium-containing particles attached on a surface of the inorganic phosphor particle, wherein the green phosphor has a light-emission local maximum wavelength in a range of from 500 nm to 570 nm.
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