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公开(公告)号：US20060066225A1
公开(公告)日：2006-03-30
申请号：US11235117
申请日：2005-09-27
申请人： Kengo Kishino , Shinjiro Okada , Satoshi Igawa , Masashi Hashimoto , Hironobu Iwawaki , Minako Kurokawa , Jun Kamatani
发明人： Kengo Kishino , Shinjiro Okada , Satoshi Igawa , Masashi Hashimoto , Hironobu Iwawaki , Minako Kurokawa , Jun Kamatani
CPC分类号： H01L51/5016 , C09K11/06 , C09K2211/1011 , C09K2211/1014 , C09K2211/1029 , C09K2211/185 , H01L51/0039 , H01L51/0059 , H01L51/0085 , H01L51/5036 , H01L2251/5315 , H05B33/14 , Y10S428/917
摘要： The present invention provides a phosphorescent luminescent device which has high-efficiency and a long lifetime. The organic electroluminescent device according to the present invention includes a pair of electrodes and an organic layer disposed between the pair of electrodes, wherein the organic layer has at least a light-emitting layer, and the light-emitting layer include at least a host material and dopants containing at least a first dopant and a second dopant, and wherein a triplet lowest excitation level of the first dopant is higher than a triplet lowest excitation level of the host material, and a triplet lowest excitation level of the second dopant is lower than a triplet lowest excitation level of the host material.
摘要翻译： 本发明提供一种具有高效率且寿命长的磷光发光装置。 根据本发明的有机电致发光器件包括一对电极和设置在所述一对电极之间的有机层，其中所述有机层至少具有发光层，并且所述发光层至少包括主体材料 以及含有至少第一掺杂剂和第二掺杂剂的掺杂剂，并且其中所述第一掺杂剂的三线态最低激发电平高于所述主体材料的三线态最低激发电平，并且所述第二掺杂剂的三线态最低激发电平低于 主体材料的三重态最低激发水平。
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公开(公告)号：US20060003171A1
公开(公告)日：2006-01-05
申请号：US11135394
申请日：2005-05-24
申请人： Satoshi Igawa , Shinjiro Okada , Takao Takiguchi , Jun Kamatani , Masashi Hashimoto , Hironobu Iwawaki , Kengo Kishino , Minako Kurokawa
发明人： Satoshi Igawa , Shinjiro Okada , Takao Takiguchi , Jun Kamatani , Masashi Hashimoto , Hironobu Iwawaki , Kengo Kishino , Minako Kurokawa
IPC分类号： B32B9/04
CPC分类号： C07C13/567 , C07C2603/18 , C07D213/06 , C07D213/16 , C07D239/26 , Y10S428/917 , Y10T428/31663
摘要： A compound represented by the following general formula (1). R3—(X)x-(A)a-(Y)y-(B)b-(Z)z-R12 (1) (A, B, X, Y, and Z represent the following general formulae, and CH on a phenylene ring of each of X, Y, and Z may be replaced with an N atom. a, b, x, y, and z each independently represent an integer of 0 to 5, and a≧1, y≧1, and a+b≧2. (R1 to R14 each independently represent a hydrogen atom, or a linear or branched alkyl group.)). The compound can be suitably used as a compound for an organic EL device.
摘要翻译： 由以下通式（1）表示的化合物。 <？in-line-formula description =“In-line Formulas”end =“lead”？> R 3 - （X）x < - > （Y） - （B） - （Z）z - R 12 - / - （1）<？in-line-formula description =“In-line Formulas”end =“tail”？>（A，B，X，Y和Z表示以下通式， X，Y和Z中的每一个可以被N原子替代，a，b，x，y和z各自独立地表示0〜5的整数，a≥1，y> = 1，a + （R 1至R 14各自独立地表示氢原子，或直链或支链烷基））。 该化合物可以适合用作有机EL器件的化合物。
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公开(公告)号：US07704609B2
公开(公告)日：2010-04-27
申请号：US11135394
申请日：2005-05-24
申请人： Satoshi Igawa , Shinjiro Okada , Takao Takiguchi , Jun Kamatani , Masashi Hashimoto , Hironobu Iwawaki , Kengo Kishino , Minako Kurokawa
发明人： Satoshi Igawa , Shinjiro Okada , Takao Takiguchi , Jun Kamatani , Masashi Hashimoto , Hironobu Iwawaki , Kengo Kishino , Minako Kurokawa
IPC分类号： H01L51/54
CPC分类号： C07C13/567 , C07C2603/18 , C07D213/06 , C07D213/16 , C07D239/26 , Y10S428/917 , Y10T428/31663
摘要： A compound represented by the following general formula (1). R3—(X)x-(A)a-(Y)y—(B)b—(Z)z—R12 (1) (A, B, X, Y, and Z represent the following general formulae, and CH on a phenylene ring of each of X, Y, and Z may be replaced with an N atom. a, b, x, y, and z each independently represent an integer of 0 to 5, and a≧1, y≧1, and a+b≧2. (R1 to R14 each independently represent a hydrogen atom, or a linear or branched alkyl group.)). The compound can be suitably used as a compound for an organic EL device.
摘要翻译： 由以下通式（1）表示的化合物。 R3-（X）x-（A）a-（Y）y-（B）b-（Z）z-R12（1）（A，B，X，Y和Z表示下列通式， 在X，Y和Z各自的亚苯基环上可以被N原子取代，a，b，x，y和z各自独立地表示0〜5的整数，a≥1，y≥1， 和a +b≥2（R1至R14各自独立地表示氢原子，或直链或支链烷基））。 该化合物可以适合用作有机EL器件的化合物。
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公开(公告)号：US07466073B2
公开(公告)日：2008-12-16
申请号：US11235117
申请日：2005-09-27
申请人： Kengo Kishino , Shinjiro Okada , Satoshi Igawa , Masashi Hashimoto , Hironobu Iwawaki , Minako Kurokawa , Jun Kamatani
发明人： Kengo Kishino , Shinjiro Okada , Satoshi Igawa , Masashi Hashimoto , Hironobu Iwawaki , Minako Kurokawa , Jun Kamatani
CPC分类号： H01L51/5016 , C09K11/06 , C09K2211/1011 , C09K2211/1014 , C09K2211/1029 , C09K2211/185 , H01L51/0039 , H01L51/0059 , H01L51/0085 , H01L51/5036 , H01L2251/5315 , H05B33/14 , Y10S428/917
摘要： The present invention provides a phosphorescent luminescent device which has high-efficiency and a long lifetime. The organic electroluminescent device according to the present invention includes a pair of electrodes and an organic layer disposed between the pair of electrodes, wherein the organic layer has at least a light-emitting layer, and the light-emitting layer include at least a host material and dopants containing at least a first dopant and a second dopant, and wherein a triplet lowest excitation level of the first dopant is higher than a triplet lowest excitation level of the host material, and a triplet lowest excitation level of the second dopant is lower than a triplet lowest excitation level of the host material.
摘要翻译： 本发明提供一种具有高效率且寿命长的磷光发光装置。 根据本发明的有机电致发光器件包括一对电极和设置在所述一对电极之间的有机层，其中所述有机层至少具有发光层，并且所述发光层至少包括主体材料 以及含有至少第一掺杂剂和第二掺杂剂的掺杂剂，并且其中所述第一掺杂剂的三线态最低激发电平高于所述主体材料的三线态最低激发电平，并且所述第二掺杂剂的三线态最低激发电平低于 主体材料的三重态最低激发水平。
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公开(公告)号：US20050276994A1
公开(公告)日：2005-12-15
申请号：US11131352
申请日：2005-05-18
申请人： Hironobu Iwawaki , Shinjiro Okada , Takao Takiguchi , Satoshi Igawa , Masashi Hashimoto , Manabu Furugori , Kengo Kishino , Minako Kurokawa
发明人： Hironobu Iwawaki , Shinjiro Okada , Takao Takiguchi , Satoshi Igawa , Masashi Hashimoto , Manabu Furugori , Kengo Kishino , Minako Kurokawa
CPC分类号： H05B33/14 , C09K11/06 , C09K2211/1011 , C09K2211/1029 , C09K2211/185 , H01L51/0058 , H01L51/006 , H01L51/0061 , H01L51/0067 , H01L51/0071 , H01L51/0072 , H01L51/5016 , Y10S428/917
摘要： The present invention provides a light-emitting device which can be driven at a low voltage and has high luminance, high efficiency, and has a long lifetime even as an organic EL device using phosphorescence. The light-emitting device of the present invention is a light-emitting device including an anode, a cathode, and an organic light-emitting layer sandwiched between the anode and the cathode, in which the organic light-emitting layer is composed of a host material and one or more kinds of dopants, a difference in electron affinity between the host material and at least one kind of the dopants is 0.3 eV or less, and a difference in ionization potential between the host material and the at least one kind of the dopants is 0.8 eV or less.
摘要翻译： 本发明提供一种即使作为使用磷光的有机EL元件，也能够以低电压驱动并具有高亮度，高效率且寿命长的发光装置。 本发明的发光装置是包含阳极，阴极和夹在阳极和阴极之间的有机发光层的发光装置，其中有机发光层由主体 材料和一种或多种掺杂剂，主体材料和至少一种掺杂剂之间的电子亲和力差为0.3eV以下，并且主体材料与至少一种类型的掺杂物之间的电离电位差异 掺杂剂为0.8eV以下。
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公开(公告)号：US07687154B2
公开(公告)日：2010-03-30
申请号：US11131352
申请日：2005-05-18
申请人： Hironobu Iwawaki , Shinjiro Okada , Takao Takiguchi , Satoshi Igawa , Masashi Hashimoto , Manabu Furugori , Kengo Kishino , Minako Kurokawa
发明人： Hironobu Iwawaki , Shinjiro Okada , Takao Takiguchi , Satoshi Igawa , Masashi Hashimoto , Manabu Furugori , Kengo Kishino , Minako Kurokawa
IPC分类号： H01L51/54
CPC分类号： H05B33/14 , C09K11/06 , C09K2211/1011 , C09K2211/1029 , C09K2211/185 , H01L51/0058 , H01L51/006 , H01L51/0061 , H01L51/0067 , H01L51/0071 , H01L51/0072 , H01L51/5016 , Y10S428/917
摘要： The present invention provides a light-emitting device which can be driven at a low voltage and has high luminance, high efficiency, and has a long lifetime even as an organic EL device using phosphorescence. The light-emitting device of the present invention is a light-emitting device including an anode, a cathode, and an organic light-emitting layer sandwiched between the anode and the cathode, in which the organic light-emitting layer is composed of a host material and one or more kinds of dopants, a difference in electron affinity between the host material and at least one kind of the dopants is 0.3 eV or less, and a difference in ionization potential between the host material and the at least one kind of the dopants is 0.8 eV or less.
摘要翻译： 本发明提供一种即使作为使用磷光的有机EL元件，也能够以低电压驱动并具有高亮度，高效率且寿命长的发光装置。 本发明的发光装置是包含阳极，阴极和夹在阳极和阴极之间的有机发光层的发光装置，其中有机发光层由主体 材料和一种或多种掺杂剂，主体材料和至少一种掺杂剂之间的电子亲和力差为0.3eV以下，并且主体材料与至少一种类型的掺杂物之间的电离电位差异 掺杂剂为0.8eV以下。
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公开(公告)号：US07914907B2
公开(公告)日：2011-03-29
申请号：US11570191
申请日：2005-09-14
申请人： Hironobu Iwawaki , Shinjiro Okada , Takao Takiguchi , Satoshi Igawa , Masashi Hashimoto , Jun Kamatani , Kengo Kishino , Minako Nakasu , Ryota Ooishi
发明人： Hironobu Iwawaki , Shinjiro Okada , Takao Takiguchi , Satoshi Igawa , Masashi Hashimoto , Jun Kamatani , Kengo Kishino , Minako Nakasu , Ryota Ooishi
IPC分类号： H01L51/52
CPC分类号： H01L51/5016 , C09K11/06 , C09K2211/1003 , C09K2211/1029 , C09K2211/18 , C09K2211/185 , H01L51/0039 , H01L51/0058 , H01L51/006 , H01L51/0061 , H01L51/0085
摘要： The present invention provides an organic EL device utilizing phosphorescence which can be driven at a low voltage, which realizes high luminance and high efficiency, and which has a long lifetime. The organic EL device of the present invention includes an organic light-emitting layer composed of at least a host material and a dopant, wherein the dopant is a phosphorescent compound containing a halogen atom, and the host material is a linear aromatic compound having no aromatic substituent at a side thereof.
摘要翻译： 本发明提供一种利用磷光的有机EL元件，其能够以低电压驱动，实现高亮度，高效率，寿命长。 本发明的有机EL元件包括由至少主体材料和掺杂剂构成的有机发光层，其中，所述掺杂剂为含有卤原子的磷光化合物，所述主体材料为无芳香族的线性芳香族化合物 取代基。
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公开(公告)号：US20070184302A1
公开(公告)日：2007-08-09
申请号：US11570191
申请日：2005-09-14
申请人： Hironobu Iwawaki , Shinjiro Okada , Takao Takiguchi , Satoshi Igawa , Masashi Hashimoto , Jun Kamatani , Kengo Kishino , Minako Nakasu , Ryota Ooishi
发明人： Hironobu Iwawaki , Shinjiro Okada , Takao Takiguchi , Satoshi Igawa , Masashi Hashimoto , Jun Kamatani , Kengo Kishino , Minako Nakasu , Ryota Ooishi
IPC分类号： H01L51/52
CPC分类号： H01L51/5016 , C09K11/06 , C09K2211/1003 , C09K2211/1029 , C09K2211/18 , C09K2211/185 , H01L51/0039 , H01L51/0058 , H01L51/006 , H01L51/0061 , H01L51/0085
摘要： The present invention provides an organic EL device utilizing phosphorescence which can be driven at a low voltage, which realizes high luminance and high efficiency, and which has a long lifetime. The organic EL device of the present invention includes an organic light-emitting layer composed of at least a host material and a dopant, wherein the dopant is a phosphorescent compound containing a halogen atom, and the host material is a linear aromatic compound having no aromatic substituent at a side thereof.
摘要翻译： 本发明提供一种利用磷光的有机EL元件，其能够以低电压驱动，实现高亮度，高效率，寿命长。 本发明的有机EL元件包括由至少主体材料和掺杂剂构成的有机发光层，其中，所述掺杂剂为含有卤原子的磷光化合物，所述主体材料为无芳香族的线性芳香族化合物 取代基。
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公开(公告)号：US20090072721A1
公开(公告)日：2009-03-19
申请号：US12123234
申请日：2008-05-19
申请人： Kengo Kishino , Shinjiro Okada , Akira Tsuboyama , Satoshi Igawa , Manabu Furugori , Hironobu Iwawaki
发明人： Kengo Kishino , Shinjiro Okada , Akira Tsuboyama , Satoshi Igawa , Manabu Furugori , Hironobu Iwawaki
IPC分类号： H01J1/63
CPC分类号： C09K11/06 , C09K2211/185 , H01L51/0052 , H01L51/0059 , H01L51/0062 , H01L51/0081 , H01L51/0085 , H01L51/5016 , H05B33/14 , Y10S428/917
摘要： The object of the present invention is to provide a light-emitting device that emits phosphorescence with high efficiency. The light-emitting device of the present invention includes a host containing two kinds of dopants, wherein a dopant having a longer maximum-emission wavelength is doped in a low concentration and has a substituent.
摘要翻译： 本发明的目的是提供一种以高效率发射磷光的发光装置。 本发明的发光装置包括含有两种掺杂剂的主体，其中具有较长的最大发射波长的掺杂剂以低浓度掺杂并具有取代基。
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公开(公告)号：US07388327B2
公开(公告)日：2008-06-17
申请号：US10924806
申请日：2004-08-25
申请人： Kengo Kishino , Shinjiro Okada , Akira Tsuboyama , Satoshi Igawa , Manabu Furugori , Hironobu Iwawaki
发明人： Kengo Kishino , Shinjiro Okada , Akira Tsuboyama , Satoshi Igawa , Manabu Furugori , Hironobu Iwawaki
IPC分类号： H01L51/54
CPC分类号： C09K11/06 , C09K2211/185 , H01L51/0052 , H01L51/0059 , H01L51/0062 , H01L51/0081 , H01L51/0085 , H01L51/5016 , H05B33/14 , Y10S428/917
摘要： The object of the present invention is to provide a light-emitting device that emits phosphorescence with high efficiency. The light-emitting device of the present invention includes a host containing two kinds of dopants, wherein a dopant having a longer maximum-emission wavelength is doped in a low concentration and has a substituent.
摘要翻译： 本发明的目的是提供一种以高效率发射磷光的发光装置。 本发明的发光装置包括含有两种掺杂剂的主体，其中具有较长的最大发射波长的掺杂剂以低浓度掺杂并具有取代基。
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