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公开(公告)号：US20150152327A1
公开(公告)日：2015-06-04
申请号：US14553024
申请日：2014-11-25
Inventor： OSAMU INOUE , KOJIRO OKUYAMA , MITSURU NITTA , SEIGO SHIRAISHI
CPC classification number: C09K11/7794 , H01L33/502
Abstract: A phosphor material according to an embodiment of the present disclosure contains a major component represented by the formula A2-v-w-x-yBvLnwEuxSmyM2-zDzO8, where A is one or more elements selected from the group consisting of alkaline-earth metal elements; B is one or more elements selected from the group consisting of alkali metal elements; Ln is one or more elements selected from the group consisting of rare-earth elements other than Eu and Sm; M is one or more elements selected from the group consisting of W and Mo; D is one or more elements selected from the group consisting of Nb and Ta; and v, w, x, y, and z satisfy the inequalities 0≦v≦0.5, 0.15≦x+y≦0.7, 0≦y≦0.05, and 0
Abstract translation: 根据本公开实施方案的荧光体材料包含由式A2-v-w-x-yBvLnwEuxSmyM2-zDzO8表示的主要组分，其中A是选自碱土金属元素中的一种或多种元素; B是选自碱金属元素的一种或多种元素; Ln是选自除了Eu和Sm以外的稀土元素的一种以上的元素; M是选自W和Mo的一种或多种元素; D是选自Nb和Ta中的一种或多种元素; 并且v，w，x，y和z满足不等式0＆nlE; v＆nlE; 0.5,0.15＆nlE; x + y＆nlE; 0.7,0和nlE; y＆nlE; 0.05和0
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2.发明申请PHOSPHOR, LIGHT-EMITTING DEVICE INCLUDING SAID PHOSPHOR, PROJECTOR, HEAD-UP DISPLAY AND VEHICLE INCLUDING SAID LIGHT-EMITTING DEVICE 有权磷光体，包括所述磷光体的发光装置，投影仪，头戴式显示器和车辆，包括发光装置公开(公告)号：US20150291880A1
公开(公告)日：2015-10-15
申请号：US14748274
申请日：2015-06-24
Inventor： KOJIRO OKUYAMA , SEIGO SHIRAISHI , MITSURU NITTA
CPC classification number: C09K11/7734 , F21S2/00 , F21S41/14 , F21S41/16 , F21S41/285 , F21V9/08 , G02B27/0101 , G02B2027/0112 , G03B21/204 , H01L33/32 , H01L33/502 , H01L2224/48091 , H01L2224/73265 , H01L2924/181 , H01L2924/00012 , H01L2924/00014
Abstract: A phosphor includes a host crystal including Sr3MgSi2O8 crystal and SrMgSiO4 crystal and also includes Eu2+, or Eu2+ and Mn2+ as luminescent centers. Alternatively, a phosphor includes a host crystal including Sr3MgSi2O8 crystal and SrMgSiO4 and also includes Eu2+ as a luminescent center, the phosphor being free from Mn2+ as a luminescent center. A light-emitting device includes a phosphor layer containing the phosphor. A projector and a vehicle include the light-emitting device.
Abstract translation: 磷光体包括包含Sr3MgSi2O8晶体和SrMgSiO4晶体的主晶体，并且还包括Eu2 +或Eu2 +和Mn2 +作为发光中心。 或者，荧光体包括包含Sr 3 MgSi 2 O 8晶体和SrMgSiO 4的主晶体，并且还包括Eu 2+作为发光中心，所述荧光体不含Mn 2+作为发光中心。 发光装置包括含有荧光体的荧光体层。 投影仪和车辆包括发光装置。
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公开(公告)号：US20150218445A1
公开(公告)日：2015-08-06
申请号：US14690355
申请日：2015-04-17
Inventor： OSAMU INOUE , KOJIRO OKUYAMA , MITSURU NITTA , SEIGO SHIRAISHI
CPC classification number: C09K11/7794 , C04B35/495 , F21K2/00 , H01L33/502
Abstract: A red phosphor material includes an essential component represented by a formula of A2-2xRxEuySmzLnx-y-zM2O8 as a main component, where A represents at least one selected from Ca and Sr; R represents at least one selected from Li, Na, and K; Ln represents at least one selected from La, Gd, and Y; M represents at least one selected from W and Mo; and x, y, and z are numerical values that satisfy 0.2≦x≦0.7, 0.2≦y+z≦0.6, 0.005≦z≦0.04, and x−y−z≧0. A light-emitting device includes an excitation light source and the red phosphor material that absorbs excitation light emitted by the excitation light source and emits red light.
Abstract translation: 红色荧光体材料包括由以下化学式表示的基本组分：A2-2xRxEuySmzLnx-y-zM2O8作为主要成分，其中A表示选自Ca和Sr中的至少一种; R表示选自Li，Na和K中的至少一种; Ln表示选自La，Gd和Y中的至少一种; M表示选自W和Mo中的至少一种; x，y和z分别为满足0.2＆nlE; x＆nlE; 0.7,0.2＆nlE; y + z＆nlE; 0.6,0.005＆nlE; z＆nlE; 0.04和x-y-z≥0的数值。 发光装置包括激发光源和吸收由激发光源发射的激发光并发出红光的红色荧光体材料。
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Patent Agency Ranking
公开(公告)号：US20160115386A1
公开(公告)日：2016-04-28
申请号：US14855174
申请日：2015-09-15
Inventor： OSAMU INOUE , KOJIRO OKUYAMA , MITSURU NITTA , SEIGO SHIRAISHI
CPC classification number: C09K11/7794 , C09K11/7736 , H01L33/502
Abstract: A fluorescent material according to an aspect of the present disclosure mainly comprises a compound represented by AB0.5-w-x-y-zCwEuxSmyLnzW0.5O3. A is one or more elements selected from the group consisting of alkaline earth metals and mainly contains Ca. B is one or more elements selected from the group consisting of divalent metals and mainly contains Mg. C is one or more elements selected from the group consisting of alkali metals and mainly contains Li, Na, or Li and Na. Ln is one or more elements selected from the group consisting of rare earth elements excluding Eu and Sm. w, x, y, and z meet the following conditions: 0.05≦w≦0.25, 0.05≦x+y≦0.25, 0.0≦y≦0.02, and w=x+y+z.
Abstract translation: 根据本公开的一个方面的荧光材料主要包含由AB0.5-w-x-y-zCwEuxSmyLnzW0.5O3表示的化合物。 A是选自碱土金属和主要含有Ca的一种或多种元素。 B是选自二价金属和主要含有Mg的一种或多种元素。 C是选自碱金属中的一种或多种元素，主要含有Li，Na或Li和Na。 Ln是选自除了Eu和Sm之外的稀土元素的一种或多种元素。 w，x，y和z满足以下条件：0.05＆nlE; w＆nlE; 0.25,0.05＆nlE; x + y＆nlE; 0.25,0.0＆amp; nlE; y＆nlE; 0.02，w = x + y + z。
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公开(公告)号：US20150218446A1
公开(公告)日：2015-08-06
申请号：US14690363
申请日：2015-04-17
Inventor： OSAMU INOUE , KOJIRO OKUYAMA , MITSURU NITTA , SEIGO SHIRAISHI
CPC classification number: C09K11/7794 , F21K2/00 , H01L33/502
Abstract: A red phosphor material comprising an essential component represented by a formula of ALn1-x-yEuxSmyM2O8 as a main component, where A represents at least one selected from Li, Na, and K; Ln represents at least one selected from La and Gd; M represents at least one selected from W and Mo; and x and y are numerical values that satisfy 0.1≦x+y≦0.7 and 0.005≦y≦0.08. A light-emitting device includes an excitation light source and the red phosphor material that absorbs excitation light emitted by the excitation light source and emits red light.
Abstract translation: 一种红色荧光体材料，其包含由以下化学式表示的基本组分：ALn1-x-yEuxSmyM2O8作为主要成分，其中A表示选自Li，Na和K中的至少一种; Ln表示选自La和Gd中的至少一种; M表示选自W和Mo中的至少一种; x和y是满足0.1＆nlE; x + y＆nlE; 0.7和0.005＆nlE; y＆nlE; 0.08的数值。 发光装置包括激发光源和吸收由激发光源发射的激发光并发出红光的红色荧光体材料。
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公开(公告)号：US20200010760A1
公开(公告)日：2020-01-09
申请号：US16483401
申请日：2018-02-22
Inventor： YUKI UEDA , MASAYUKI HOGIRI , YOSHIHISA NAGASAKI , KOJIRO OKUYAMA , MITSURU NITTA
Abstract: A light source device includes an excitation light source, and a fluorescence layer configured to emit fluorescence by receiving excitation light emitted from the excitation tight source. The fluorescence layer includes at least one selected from a group consisting of a first fluorescent substance and a second fluorescent substance. The first fluorescent substance is configured to emit fluorescence having a peak wavelength ranging :from 400 nm to 510 nm, inclusive, by receiving the excitation light. The second fluorescent substance is configured to emit fluorescence having a peak wavelength ranging from 580 nm to 700 nm, inclusive, by receiving the excitation light. The first fluorescent substance and the second fluorescent substance each have a fluorescence lifetime ranging from 0.1 nanoseconds to 250 nanoseconds, inclusive. Energy density of the excitation light is 10 W/mm2 or more.
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公开(公告)号：US20150171283A1
公开(公告)日：2015-06-18
申请号：US14633124
申请日：2015-02-26
Inventor： KOJIRO OKUYAMA , SEIGO SHIRAISHI
CPC classification number: H01L33/502 , C09K11/7734 , H01L33/504 , H01L2224/48091 , H01L2224/73265 , H01L2924/181 , H05B33/14 , H01L2924/00012 , H01L2924/00014
Abstract: A fluorescent material forms fluorescent particles and is represented by a general formula of xAO.y1EuO.y2EuO3/2.MgO.zSiO2, wherein, in the general formula, A is at least one selected from Ca, Sr, and Ba; x satisfies 2.80≦x≦3.00; y1+y2 satisfies 0.01≦y1+y2≦0.20; and z satisfies 1.90≦z≦2.10; and regarding a divalent Eu ratio defined as a content ratio of divalent Eu to all Eu elements, the fluorescent particles have a divalent Eu ratio of 50 mol % or less as measured by X-ray photoelectron spectroscopy, and the fluorescent particles have a divalent Eu ratio of 97 mol % or more as measured by X-ray absorption near-edge structure analysis. A light-emitting device includes a fluorescent layer containing the fluorescent material.
Abstract translation: 荧光材料形成荧光颗粒，并由通式xAO.y1EuO.y2EuO3 / 2.MgO.zSiO2表示，其中，在通式中，A为选自Ca，Sr和Ba中的至少一种; x满足2.80＆nlE; x＆nlE; 3.00; y1 + y2满足0.01＆nlE; y1 + y2＆nlE; 0.20; z满足1.90＆nlE; z＆nlE; 2.10; 关于作为二价Eu与全部Eu元素的含有比例定义的二价Eu比率，荧光体粒子通过X射线光电子能谱法测定的二价Eu比率为50摩尔％以下，荧光体粒子具有二价Eu 通过X射线吸收近边缘结构分析测定的比例为97摩尔％以上。 发光装置包括含荧光材料的荧光层。
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8.发明申请公开(公告)号：US20150153010A1
公开(公告)日：2015-06-04
申请号：US14550746
申请日：2014-11-21
Inventor： KOJIRO OKUYAMA , MITSURU NITTA , OSAMU INOUE , SEIGO SHIRAISHI
CPC classification number: F21S41/285 , C09K11/7734 , F21K9/64 , F21S2/00 , F21S41/14 , F21S41/16 , F21V9/30 , F21W2131/40 , F21Y2115/10 , F21Y2115/30
Abstract: An oxychloride phosphor of the present disclosure includes divalent Eu arranged as an augmenting agent, at part of locations. The locations correspond to site of at least two kinds of predetermined substances included in a host crystal. A rate of the number of the divalent Eu with respect to the sum of the number of moles of the predetermined substance and the number of moles of the divalent Eu is less than 2%. When the predetermined substance is represented by A, the oxychloride phosphor is represented by a general formula of xAO.yEuO.SiO2.zCl. In this formula, A represents Sr and Ca, or Sr, Ca, and Mg, y indicates a value of not less than 0.002 and not more than 0.02, x+y indicates a value of more than 1.00 and not more than 1.30, and z indicates a value of not less than 0.20 and not more than 0.70.
Abstract translation: 本公开的氯氧化物荧光体包括在部分位置处布置为增强剂的二价Eu。 这些位置对应于包含在主晶体中的至少两种预定物质的部位。 相对于预定物质的摩尔数和二价Eu的摩尔数之和，二价Eu的数量的比例小于2％。 当预定物质由A表示时，氯氧化物荧光体由通式xAO.yEuO.SiO2.zCl表示。 在该式中，A表示Sr和Ca，或Sr，Ca和Mg，y表示不小于0.002且不大于0.02的值，x + y表示大于1.00且不大于1.30的值，以及 z表示不小于0.20且不大于0.70的值。
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