公开(公告)号：US09324950B2

公开(公告)日：2016-04-26

申请号：US13302063

申请日：2011-11-22

申请人： Yuichiro Kawamura ,  Hiroyuki Saito ,  Hitoshi Kuma ,  Masahiro Kawamura ,  Yukitoshi Jinde ,  Hirokatsu Ito ,  Takayasu Sado ,  Sayaka Mizutani

发明人： Yuichiro Kawamura ,  Hiroyuki Saito ,  Hitoshi Kuma ,  Masahiro Kawamura ,  Yukitoshi Jinde ,  Hirokatsu Ito ,  Takayasu Sado ,  Sayaka Mizutani

IPC分类号： H01L51/54 ,  H01L51/00 ,  H01L51/50

CPC分类号： H01L51/0072 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1022 ,  C09K2211/1044 ,  C09K2211/1059 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0051 ,  H01L51/0054 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0068 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5004 ,  H01L51/5016 ,  H01L51/5024 ,  H01L51/5056 ,  H01L51/5092 ,  H01L51/5096

摘要： An organic electroluminescence device that includes an anode, an emitting layer that includes a host and a fluorescent dopant, an electron transporting zone, a cathode, a blocking layer adjacent to the emitting layer in the electron transporting zone where the blocking layer includes an aromatic heterocyclic derivative with an azine ring and where the triplet energy ETb (eV) of the aromatic heterocyclic derivative is larger than a triplet energy ETh (eV) of the host.

摘要翻译： 一种有机电致发光器件，其包括阳极，包括主体和荧光掺杂剂的发光层，电子传输区，阴极，与电子传输区中发光层相邻的阻挡层，其中阻挡层包含芳族杂环 衍生物，其中芳族杂环衍生物的三重态能量ETb（eV）大于主体的三重态能量ETh（eV）。

公开(公告)号：US08803420B2

公开(公告)日：2014-08-12

申请号：US13388389

申请日：2011-01-14

申请人： Yuichiro Kawamura ,  Masahiro Kawamura ,  Hitoshi Kuma ,  Hirokatsu Ito

发明人： Yuichiro Kawamura ,  Masahiro Kawamura ,  Hitoshi Kuma ,  Hirokatsu Ito

IPC分类号： H01L51/54

CPC分类号： C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1088 ,  H01L51/0054 ,  H01L51/0055 ,  H01L51/0059 ,  H01L51/0067 ,  H01L51/0068 ,  H01L51/0072 ,  H01L51/5004 ,  H01L51/5012 ,  H01L51/5072 ,  H05B33/14

摘要： An organic electroluminescence device includes an anode, an emitting layer, an electron-transporting region, and a cathode, the anode, the emitting layer, the electron-transporting region, and the cathode being stacked in this order, the emitting layer including a host material, and a dopant material that emits fluorescence having a main peak wavelength of 550 nm or less, the electron-transporting region including a barrier layer that is adjacent to the emitting layer, and the barrier layer including a barrier material that includes an electron-transporting structural part, and a triplet barrier structural part that includes a fused polycyclic aromatic hydrocarbon compound, and satisfies the relationship “ETb>ETh” (where, ETh is the triplet energy of the host material, and ETb is the triplet energy of the barrier material).

摘要翻译： 有机电致发光器件包括阳极，发光层，电子传输区域和阴极，阳极，发光层，电子传输区域和阴极依次层叠，发光层包括主体 材料和发射具有550nm以下的主峰波长的荧光的掺杂剂材料，所述电子传输区域包括与发光层相邻的阻挡层，并且所述阻挡层包括阻挡材料，所述阻挡材料包括电子发射层， 输送结构部分和包含稠合多环芳烃化合物的三重态势垒结构部分，并且满足关系“ETb> ETh”（其中ETh是主体材料的三线态能量，ETb是势垒的三线态能量 材料）。

公开(公告)号：US08076839B2

公开(公告)日：2011-12-13

申请号：US12300345

申请日：2007-05-02

申请人： Hitoshi Kuma ,  Hiroshi Yamamoto ,  Chishio Hosokawa

发明人： Hitoshi Kuma ,  Hiroshi Yamamoto ,  Chishio Hosokawa

IPC分类号： H01J1/63

CPC分类号： H01L51/5278 ,  C09K2211/1011 ,  C09K2211/1022 ,  C09K2211/1044 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/5048

摘要： An organic electroluminescence device (1) including: an anode (20) and a cathode (50), at least two organic emitting layers (30), (32) and (34) interposed between the anode and the cathode, and at least one intermediate connection layer (40) and (42) being provided between the organic emitting layers (30), (32) and (34), the intermediate connection layer (40) and (42) comprising an acceptor layer, a donor layer and an electron-transporting material layer being stacked in this order from the cathode (50), the electron-transporting material layer containing a non-complex compound with a nitrogen-containing heterocyclic structure.

摘要翻译： 一种有机电致发光器件（1），包括阳极（20）和阴极（50），介于阳极和阴极之间的至少两个有机发光层（30），（32）和（34）以及至少一个 中间连接层（40）和（42）设置在有机发光层（30），（32）和（34）之间，中间连接层（40）和（42）包括受主层，施主层和 电子传输材料层从阴极（50）依次层叠，电子传输材料层含有含有杂环结构的非络合物。

公开(公告)号：US08035297B2

公开(公告)日：2011-10-11

申请号：US12768223

申请日：2010-04-27

申请人： Takashi Arakane ,  Hitoshi Kuma ,  Hisayuki Kawamura ,  Toshihiro Iwakuma ,  Chishio Hosokawa

发明人： Takashi Arakane ,  Hitoshi Kuma ,  Hisayuki Kawamura ,  Toshihiro Iwakuma ,  Chishio Hosokawa

IPC分类号： H05B33/00

CPC分类号： C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1048 ,  C09K2211/1096 ,  H01L51/005 ,  H01L51/0052 ,  H01L51/0056 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0065 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5036 ,  H01L51/5096 ,  H01L2251/552 ,  H05B33/14

摘要： An organic electroluminescent device including in sequence an anode, a first emitting layer (5), a carrier barrier layer (6), a second emitting layer (7) and a cathode stacked; wherein the ionization potential of the carrier barrier layer (6) is more than the ionization potential of the first emitting layer (5) by 0.1 eV or more and the affinity level of the carrier barrier layer (6) is less than the affinity levels of the first emitting layer (5) and the second emitting layer (7) by 0.1 eV or more.

摘要翻译： 一种依次包括阳极，第一发光层（5），载流子阻挡层（6），第二发光层（7）和阴极堆叠的有机电致发光器件; 其中所述载流子阻挡层（6）的电离电位比所述第一发光层（5）的电离电位大0.1eV以上，并且所述载流子阻挡层（6）的亲和性水平小于 所述第一发光层（5）和所述第二发光层（7）的电压为0.1eV以上。

公开(公告)号：US07923917B2

公开(公告)日：2011-04-12

申请号：US10574284

申请日：2004-09-17

申请人： Mitsuru Eida ,  Hitoshi Kuma

发明人： Mitsuru Eida ,  Hitoshi Kuma

IPC分类号： H01L33/00

CPC分类号： H01L27/322 ,  B82Y20/00 ,  B82Y30/00 ,  H01L2251/5369

摘要： A color conversion layer is provided which is capable of converting light from an emitting medium effectively to light containing a ray having a longer wavelength and exhibits less deterioration so as to have a long lifetime. The color conversion layer comprising a fluorescent medium for converting light emitted from an emitting medium to light having a longer wavelength, and having a haze value of 50% to 95%. The color conversion layer can be made thin, since the layer can efficiently convert the color of light from an emitting medium. The processibility such as patterning thereof is then improved.

摘要翻译： 提供一种能够有效地将来自发射介质的光转换成包含具有较长波长的光并且显示较少劣化以使其寿命长的颜色转换层。 该颜色转换层包括用于将从发射介质发射的光转换成具有较长波长的光并具有50％至95％的雾度值的荧光介质。 可以使颜色转换层薄，因为该层可以有效地转换来自发射介质的光的颜色。 然后改善其图案化的加工性。

公开(公告)号：US20110049483A1

公开(公告)日：2011-03-03

申请号：US12816030

申请日：2010-06-15

申请人： Kazuki NISHIMURA ,  Yuichiro Kawamura ,  Toshinari Ogiwara ,  Hitoshi Kuma ,  Kenichi Fukuoka ,  Chishio Hosokawa

发明人： Kazuki NISHIMURA ,  Yuichiro Kawamura ,  Toshinari Ogiwara ,  Hitoshi Kuma ,  Kenichi Fukuoka ,  Chishio Hosokawa

IPC分类号： H01L51/52

CPC分类号： H01L51/5016 ,  C09B1/00 ,  C09B57/00 ,  C09B57/10 ,  H01L27/3211 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5012 ,  H01L51/5048 ,  H01L2251/552

摘要： An organic electroluminescence device including opposite anode and cathode, and a hole-transporting region, an emitting layer and an electron-transporting region in sequential order from the anode between the anode and the cathode, wherein the emitting layer includes a red emitting portion, a green emitting portion, and a blue emitting portion; the blue emitting portion includes a host BH and a fluorescent dopant FBD; the triplet energy ETfbd of the fluorescent dopant FBD is larger than the triplet energy ETbh of the host BH; the green emitting portion includes a host GH and a phosphorescent dopant PGD; the electron-transporting region includes a common electron-transporting layer adjacent to the red emitting portion, the green emitting portion and the blue emitting portion; the common electron-transporting layer includes a material having a triplet energy ETel larger than ETbh; and the difference between the affinity of the host GH and the affinity of the material constituting the common electron-transporting layer is 0.4 eV or less.

摘要翻译： 一种从阳极和阴极之间的阳极依次依次包括相对的阳极和阴极以及空穴传输区，发光层和电子传输区的有机电致发光器件，其中发光层包括红色发射部分， 绿色发光部分和蓝色发光部分; 蓝色发光部分包括主体BH和荧光掺杂剂FBD; 荧光掺杂剂FBD的三重态能量ETfbd大于主体BH的三线态能量ETbh; 绿色发光部分包括主体GH和磷光掺杂剂PGD; 电子传输区域包括与红色发射部分，绿色发射部分和蓝色发射部分相邻的公共电子传输层; 共同的电子传输层包括具有大于ETbh的三线态能量ETel的材料; 并且主体GH的亲和性与构成公共电子传输层的材料的亲和性之间的差为0.4eV以下。

公开(公告)号：US07768195B2

公开(公告)日：2010-08-03

申请号：US11475081

申请日：2006-06-27

申请人： Yukitoshi Jinde ,  Hitoshi Kuma

发明人： Yukitoshi Jinde ,  Hitoshi Kuma

IPC分类号： H01J1/62

CPC分类号： H01L51/5036 ,  H01L51/0054 ,  H01L51/0056 ,  H01L51/5096 ,  H01L2251/552

摘要： An organic electroluminescent device (20) including an anode (1), a first emitting layer (3), a carrier barrier layer (4), a second emitting layer (5), and a cathode (7) stacked in that order. The first emitting layer (3) is formed of a hole transporting material, and the second emitting layer (5) is formed of an electron transporting material. The affinity level of the carrier barrier layer (4) is smaller than the affinity level of the second emitting layer (5) in an amount of 0.2 eV or more, and the ionization potential (Ie1) of the carrier barrier layer (4) and the ionization potential (Ih1) of the first emitting layer (3) satisfy Ie1

摘要翻译： 一种包括阳极（1），第一发光层（3），载体阻挡层（4），第二发光层（5）和阴极（7）的有机电致发光器件（20）。 第一发光层（3）由空穴传输材料形成，第二发光层（5）由电子传输材料形成。 载流子阻挡层（4）的亲和度水平小于第二发光层（5）的亲和度为0.2eV以上，载流子阻挡层（4）的离子化电位（Ie1）和 第一发光层（3）的电离电位（Ih1）满足Ie1

公开(公告)号：US20090230845A1

公开(公告)日：2009-09-17

申请号：US11908847

申请日：2006-03-07

申请人： Hitoshi Kuma ,  Kenichi Fukuoka ,  Chishio Hosokawa

发明人： Hitoshi Kuma ,  Kenichi Fukuoka ,  Chishio Hosokawa

IPC分类号： H01J1/62

CPC分类号： H01L51/5265

摘要： An organic electroluminescent device including a first electrode (11), a second electrode (16), and an organic material layer (20) interposed therebetween; the second electrode (16) being light-transmissible; the organic material layer (20) having a structure wherein a first carrier transporting layer (12), an organic emitting layer (14) and a second carrier transporting layer (15) are stacked in this order; the organic material layer (20) including a conductive light-reflecting layer (13) therein; and the part between the light-transmissible second electrode (16) and the light-reflecting layer (13) forming an optical resonator enhancing light emitted from the organic emitting layer (14).

摘要翻译： 一种有机电致发光器件，包括：第一电极（11），第二电极（16）和有机材料层（20）; 所述第二电极（16）是透光的; 具有第一载流子传输层（12），有机发光层（14）和第二载流子传输层（15）的结构的有机材料层（20）按顺序堆叠。 所述有机材料层（20）中包含导电光反射层（13）; 以及形成光学谐振器的透光性第二电极（16）与光反射层（13）之间的部分，从而增强从有机发光层（14）发射的光。

公开(公告)号：US20090128024A1

公开(公告)日：2009-05-21

申请号：US12297520

申请日：2007-04-13

申请人： Kenichi Fukuoka ,  Chishio Hosokawa ,  Hironobu Morishita ,  Hitoshi Kuma

发明人： Kenichi Fukuoka ,  Chishio Hosokawa ,  Hironobu Morishita ,  Hitoshi Kuma

IPC分类号： H01L51/52

CPC分类号： H01L51/5052 ,  H05B33/14

摘要： An organic light-emitting device (1) including, arranged in the following order: an anode (10), an emitting layer (40), a donor-containing layer (50), an acceptor-containing layer (60) and a cathode (70), the donor-containing layer (50) containing at least one selected from a donor metal, a donor metal compound and a donor metal complex.

摘要翻译： 一种有机发光器件（1），包括按照以下顺序排列：阳极（10），发光层（40），施主体层（50），受体含有层（60）和阴极 （70），所述供体包含层（50）含有选自供体金属，供体金属化合物和供体金属络合物中的至少一种。

公开(公告)号：US20070166543A1

公开(公告)日：2007-07-19

申请号：US10587631

申请日：2005-01-26

申请人： Tetsuhiko Isobe ,  Ryo Kasuya ,  Aya Kawano ,  Hitoshi Kuma ,  Junichi Katano

发明人： Tetsuhiko Isobe ,  Ryo Kasuya ,  Aya Kawano ,  Hitoshi Kuma ,  Junichi Katano

IPC分类号： B32B5/16

CPC分类号： C09K11/7774 ,  C09K11/02 ,  H01L27/322 ,  H05B33/14 ,  Y10S977/783 ,  Y10S977/786 ,  Y10T428/25 ,  Y10T428/256 ,  Y10T428/2991

摘要： In accordance with the present invention, there are provided metal oxide-based phosphor microfine particles comprising a matrix crystal made of a metal oxide and a metal element doped as an emission center into the matrix crystal, wherein the microfine particles are provided with an organic group coordinated to a surface thereof, have a small particle size as well as a high affinity to and a high dispersibility in light-transmittable resins, and are inhibited from scattering light emitted from a light source; a process for producing the metal oxide-based phosphor microfine particles; a dispersion of the metal oxide-based phosphor microfine particles; a fluorescent conversion film; a method of separating the metal oxide-based phosphor microfine particles; a fluorescent liquid; a fluorescent paste; a phosphor; a process for producing the phosphor; and a fluorescent converter.

摘要翻译： 根据本发明，提供了金属氧化物系荧光体微粒子，其包含由金属氧化物构成的基体晶体和掺杂到基体晶体中作为发光中心的金属元素，其中，所述微细粒子设置有有机基团 与其表面配位，具有小的粒径以及对可透光树脂的高亲和力和高分散性，并且被抑制从光源发射的光散射; 金属氧化物系荧光体微粒子的制造方法; 金属氧化物系荧光体微粒子的分散液; 荧光转换膜; 分离金属氧化物系荧光体微粒子的方法; 荧光液体 荧光膏; 磷光体 荧光体的制造方法; 和荧光转换器。