Coordination Compound (e.g., Porphyrin, Phthalocyanine, Metal(ii) Polypyridine Complexes) (epo) Patents (Class 257/E51.041)
  • Patent number: 9985225
    Abstract: A heteroleptic binuclear copper(I) complex of the Cu2X2(E?N*)L2 form, having a structure of formula A: The copper(I) complex may be used in optoelectronic components, particularly for use in organic light emitting diodes (OLEDs).
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: May 29, 2018
    Assignee: CYNORA GMBH
    Inventors: Thomas Baumann, Tobias Grab, Daniel Volz, Daniel Zink
  • Patent number: 9040966
    Abstract: Provided is a method of producing an organic transistor, including collectively forming a gate insulating film and an organic semiconductor film by applying, onto a gate electrode, a solution including a polymer and at least one of compounds represented by General Formulas 1 to 4 and 5 to 7, a compound having a structure represented by General Formula 4, a compound having a structure represented by General Formula 5 or 6, and forming a source electrode and a drain electrode on the organic semiconductor film. (where R is a linear or branched alkyl group) (where R is an alkyl group) (where R is an alkyl group) (where A1 and A2 are represented by Formula 8) (where R is an alkyl group or another substituent).
    Type: Grant
    Filed: February 23, 2012
    Date of Patent: May 26, 2015
    Assignee: Sony Corporation
    Inventor: Norihito Kobayashi
  • Patent number: 8962155
    Abstract: A light emitting device material containing a pyrromethene compound represented by the general formula (1). It realized a luminescent element having a high luminescent efficiency and exellent color purity. Also provided is a luminescent element employing the materials.
    Type: Grant
    Filed: October 28, 2008
    Date of Patent: February 24, 2015
    Assignee: Toray Industries, Inc.
    Inventors: Kazumasa Nagao, Tsuyoshi Tominaga
  • Patent number: 8946697
    Abstract: Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. Iridium complexes containing aza-benzo fused ligands in which an aryl group is conjugated to the aza ring of the specific aza-dibenzofuran ring system results in the formation of yellow phosphorescent compounds with superior device stability and efficiency. These complexes are useful as light emitters when incorporated into OLEDs.
    Type: Grant
    Filed: September 16, 2013
    Date of Patent: February 3, 2015
    Assignee: Universal Display Corporation
    Inventors: Bin Ma, Edward Barron, Alan DeAngelis, Walter Yeager, Chuanjun Xia, Kwang-Ohk Cheon, Scott Beers, Michael S. Weaver
  • Patent number: 8921844
    Abstract: An optoelectronic materials for OLED is represented by formula (I): wherein R1 is selected from a group consisting of formulas (II)-(VI): wherein R2 and R3 are identical and selected from a group consisting of formula (VII) and formula (VIII): The optoelectronic materials possesses superior luminescent performance and thermal stability and is suitable to be a new type of ambipolar materials for OLED elements.
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: December 30, 2014
    Assignee: National Tsing Hua University
    Inventors: Chien-Tien Chen, Wei-Shan Chao, Hao-Wei Liu, Wei-Sheng Su
  • Patent number: 8847208
    Abstract: Provided is a photoelectric conversion device comprising a transparent electrically conductive film, a photoelectric conversion film, and an electrically conductive film, wherein the photoelectric conversion film contains a compound represented by the following formula (i): wherein each of R2 to R9 independently represents a hydrogen atom or a substituent, provided that each of at least two out of R3, R4, R7 and R8 independently represents an aryl group, a heterocyclic group or —N(Ra)(Rb), each of Ra and Rb independently represents a hydrogen atom or a substituent, and at least either Ra or Rb represents an aryl group or a heterocyclic group; and R1 represents an alkyl group, an aryl group or a heterocyclic group.
    Type: Grant
    Filed: June 3, 2010
    Date of Patent: September 30, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Tetsuro Mitsui, Kimiatsu Nomura, Katsuyuki Yofu
  • Patent number: 8729536
    Abstract: It is an object of the present invention to provide an organic light-emitting device which can emit white light by easily controlling dopant concentrations. The organic light-emitting device has a first electrode (112) and second electrode (111) which hold a light-emitting layer (113) in-between, wherein the light-emitting layer contains a host material (104), red-light-emitting dopant (105), green-light-emitting dopant (106) and blue-light-emitting dopant (107), the red-light-emitting dopant containing a first functional group for transferring the dopant toward the first electrode and the green-light-emitting dopant containing a second functional group for transferring the dopant toward the second electrode.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: May 20, 2014
    Assignee: Hitachi, Ltd.
    Inventors: Hirotaka Sakuma, Sukekazu Aratani, Hiroshi Sasaki
  • Patent number: 8673457
    Abstract: There is provided an organic electroluminescence device including: a pair of electrodes formed of an anode and a cathode; and an organic compound layer provided between the pair of electrodes, in which: the organic compound layer contains a metal so that the metal partially forms a coordination bond with an organic compound; and a ratio of the number of metal atoms involved in the coordination to the total number of metal atoms in the layer is 0.11 or more to 0.42 or less. The organic electroluminescence device has excellent light emitting property that is not largely impaired even after the device is driven for a long time period.
    Type: Grant
    Filed: March 2, 2007
    Date of Patent: March 18, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Shinichi Nakamura, Seishi Miura
  • Patent number: 8647708
    Abstract: A method of producing a photoelectric conversion element, which the element contains an electrically conductive support, a photosensitive layer having porous semiconductor fine particles, a charge transfer layer; and a counter electrode; containing the steps of: applying a semiconductor fine particle dispersion liquid, in which the content of solids excluding semiconductor fine particles is 10% by mass or less based on the total amount of the dispersion liquid, on the support, to form a coating; heating the coating, to obtain porous semiconductor fine particles; and sensitizing the porous particles by adsorption of the following dye: wherein X represents a group of non-metallic atoms necessary for forming a 7-membered ring; Y represents a dye residue; n represents an integer of 1 or more; Z represents a substituent; m represents 0 or a positive integer; and R1 represents a hydrogen atom or a specific substituent.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: February 11, 2014
    Assignee: Fujifilm Corporation
    Inventors: Katsumi Kobayashi, Hirotaka Satou, Keizo Kimura
  • Patent number: 8624228
    Abstract: Objects of the invention are to provide an organic compound having excellent properties, which is excellent in eleclron-injecting/transporling performance, has hole-blocking ability, and is highly stable in a thin-film state, as a material for an organic electroluminescent devices having a high-efficiency and a high durability; and to provide an organic electroluminescent device having a high-efficiency and a high durability using the compound. The invention relates to: a compound having a pyridoindolc ring structure bonded with a substituted pyridyl group and an organic electroluminescent device comprising a pair of electrodes and at least one organic layer interposed between the electrodes.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: January 7, 2014
    Assignee: Hodogaya Chemical Co., Ltd.
    Inventors: Norimasa Yokoyama, Shuichi Hayashi, Sawa Izumi, Shigeru Kusano
  • Patent number: 8617723
    Abstract: The present invention relates to metal complexes of the formula (1) and to the use thereof in organic electroluminescent devices, and to organic electroluminescent devices which comprise these metal complexes.
    Type: Grant
    Filed: March 4, 2009
    Date of Patent: December 31, 2013
    Assignee: Merck Patent GmbH
    Inventor: Philipp Stoessel
  • Patent number: 8581270
    Abstract: An organic light-emitting display apparatus is disclosed.
    Type: Grant
    Filed: March 22, 2011
    Date of Patent: November 12, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Woo Park, Myung-Jong Jung, Tae-Min Kang, Sang-Woo Pyo, Beom-Joon Kim, Hyo-Yeon Kim
  • Patent number: 8525577
    Abstract: A photoelectric conversion device comprising an electrically conductive film, an organic photoelectric conversion film, and a transparent electrically conductive film, wherein the organic photoelectric conversion film contains a compound represented by the following formula (1) and an n-type organic semiconductor: wherein each of R1 and R2 independently represents a substituted aryl group, an unsubstituted aryl group, a substituted heteroaryl group or an unsubstituted heteroaryl group, each of R3 to R11 independently represents a hydrogen atom or a substituent provided that an acidic group is excluded, m represents 0 or 1, n represents an integer of 0 or more, R1 and R2, R3 and R4, R3 and R5, R5 and R6, R6 and R8, R7 and R8, R7 and R9, or R10 and R11 may be combined each other to form a ring, and when n is an integer of 2 or more, out of a plurality of R7's and R8's, a pair of R7's, a pair of R8's, or a pair of R7 and R8 may be combined each other to form a ring.
    Type: Grant
    Filed: September 28, 2010
    Date of Patent: September 3, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Katsuyuki Yofu, Kimiatsu Nomura, Mitsumasa Hamano, Tetsuro Mitsui
  • Patent number: 8512881
    Abstract: Disclosed are an organic material including a compound represented by the following Chemical Formula 1, and an organic light emitting device including the organic material. In Chemical Formula 1, A is an oxygen (O) atom or a sulfur (S) atom, M is a divalent or trivalent metal atom, R1 is an organic group, Y is a substituted or unsubstituted condensed polycyclic aromatic group, Z1 to Z4 are independently a carbon atom or a nitrogen atom, m is an integer ranging from 1 to 4, and n is 2 or 3.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: August 20, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yuji Hamada, Kwan-Hee Lee
  • Patent number: 8460950
    Abstract: An organic light-emitting diode includes an anode and a cathode separately arranged from each other, and an emission layer between the anode and the cathode, the emission layer including a single host material and a light-emitting material, the emission layer including, when the host material has a hole transport property, a doped region on a cathode side to which an electron transport material is doped and an undoped region on an anode side to which an electron transport material is not doped, or the emission layer including, when the host material has an electron transport property, a doped region on an anode side to which a hole transport material is doped and an undoped region on a cathode side to which a hole transport material is not doped.
    Type: Grant
    Filed: March 4, 2010
    Date of Patent: June 11, 2013
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tomio Ono, Shintaro Enomoto, Yukitami Mizuno, Isao Takasu, Yasushi Shinjo, Shuichi Uchikoga
  • Patent number: 8449989
    Abstract: Disclosed is a compound represented by formula 1: wherein each of A, X, Y, Y? and Y? has the same meaning as described herein. When used in an organic light emitting device, the compound represented by formula 1 has at least one function selected from the group consisting of hole injection, hole transport, light emitting, electron transport, electron injection, etc., depending on the type of each unit forming the trimer or substituents in each unit. An organic light emitting device is also disclosed. The organic light emitting device includes a first electrode, an organic film having one or more layers and a second electrode, laminated successively, wherein at least one layer of the organic film includes at least one compound represented by formula 1.
    Type: Grant
    Filed: October 29, 2008
    Date of Patent: May 28, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Kong Kyeom Kim, Min Jeong Lee, Yeon Hwan Kim, Jun Gi Jang
  • Patent number: 8319213
    Abstract: Light emitting devices are described which incorporate, as the light emitting element, a dendrimer of which the constituent dendrons include a conjugated dendritic structure comprising aryl and/or heteroaryl groups connected to each other via bonds between sp2 hybridised ring atoms of said aryl or heteroaryl groups.
    Type: Grant
    Filed: June 13, 2011
    Date of Patent: November 27, 2012
    Assignees: Isis Innovation Limited, The University Court of the University of St. Andrews
    Inventors: Paul Leslie Burn, Ifor David William Samuel, Shih-Chun Lo
  • Patent number: 8319211
    Abstract: It is an object of the present invention to provide an organic light-emitting device which can emit white light by easily controlling dopant concentrations. The organic light-emitting device has a first electrode (112) and second electrode (111) which hold a light-emitting layer (113) in-between, wherein the light-emitting layer contains a host material (104), red-light-emitting dopant (105), green-light-emitting dopant (106) and blue-light-emitting dopant (107), the red-light-emitting dopant containing a first functional group for transferring the dopant toward the first electrode and the green-light-emitting dopant containing a second functional group for transferring the dopant toward the second electrode.
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: November 27, 2012
    Assignee: Hitachi, Ltd.
    Inventors: Hirotaka Sakuma, Sukekazu Aratani, Hiroshi Sasaki
  • Patent number: 8278651
    Abstract: There is provided an organic electronic device having an anode, a hole injection layer, a photoactive layer, an electron transport layer, and a cathode. At least one of the photoactive layer and the electron transport layer includes a compound having Formula I or Formula II where: R1 through R6 are the same or different and are independently selected from the group consisting of hydrogen, phenyl, biphenyl, naphthyl, naphthylphenyl, phenanthryl, triphenylamino, carbazolyl, and carbazolylphenyl; and Q is an aryl group. In Formula I, at least one of R1 through R6 is not hydrogen.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: October 2, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventor: Vsevolod Rostovtsev
  • Patent number: 8278819
    Abstract: In an organic electroluminescence device including a cathode and an anode, at least an emitting layer and an electron transporting layer are provided between the cathode and the anode. The emitting layer contains a host material formed of a naphthacene derivative represented by the following formula (1) and a dopant material formed of a compound having a pyrromethene skeleton represented by the following formula (2) or a metal complex of the compound. The electron transporting layer is preferably a benzoimidazole derivative.
    Type: Grant
    Filed: March 7, 2008
    Date of Patent: October 2, 2012
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Chishio Hosokawa, Takayasu Sado, Kiyoshi Ikeda
  • Publication number: 20120205628
    Abstract: A compound of Formula (I): wherein X, A, Y, Z, R1, R2, Ar, n and m are as described herein. The compound of Formula (I) is useful as part of a semiconducting composition to be deposited upon a surface. When heated, the compound of Formula (I) is converted to a crystalline semiconductor with high mobility.
    Type: Application
    Filed: February 10, 2011
    Publication date: August 16, 2012
    Applicant: XEROX CORPORATION
    Inventors: Yiliang Wu, Anthony James Wigglesworth, Ping Liu, Nan-Xing Hu
  • Patent number: 8242493
    Abstract: An organic photosensitive optoelectronic device includes an anode, a cathode, and a donor-acceptor heterojunction between the anode and the cathode, the heterojunction including a donor-like material and an acceptor-like material, wherein at least one of the donor-like material and the acceptor-like material includes a subphthalocyanine, a subporphyrin, and/or a subporphyrazine compound, wherein the subporphyrin or subporphyrazine compound includes boron.
    Type: Grant
    Filed: June 1, 2011
    Date of Patent: August 14, 2012
    Assignees: The Trustees of Princeton University, The Regents of the University of Michigan, The University of Southern California
    Inventors: Barry Rand, Stephen R. Forrest, Kristin L. Mutolo, Elizabeth Mayo, Mark E. Thompson
  • Patent number: 8217392
    Abstract: To provide an organic electroluminescence element, containing: at least one pair of electrodes; at least one organic light-emitting layer disposed between the electrodes, the organic light-emitting layer comprising two phosphorescent light-emitting materials and a charge-transporting material, wherein the organic light-emitting element is a white organic light-emitting element, and the charge-transporting material is a hole-transporting material, and wherein one of the two phosphorescent light-emitting materials is a platinum complex expressed by the following general formula 1, and the other is an iridium complex expressed by any one of the following general formulae 2A to 2C:
    Type: Grant
    Filed: June 7, 2010
    Date of Patent: July 10, 2012
    Assignee: FUJIFILM Corporation
    Inventor: Yoshitaka Kitamura
  • Patent number: 8173271
    Abstract: The present invention provides a fluorescent rare earth complex having high solubility to a medium, showing fluorescence of high intensity and possessing excellent durability, and also provides a light-emitting element using that complex. The rare earth complex comprises a rare earth ion and a phosphine oxide ligand, and the phosphine oxide ligand contains a phosphorus atom connecting to at least one phenyl group. In the phenyl group, at least one of the meta-positions is substituted. It is also necessary that the para-position of the phenyl group be not substituted.
    Type: Grant
    Filed: May 21, 2008
    Date of Patent: May 8, 2012
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hiroki Iwanaga, Fumihiko Aiga, Takahiro Sato
  • Publication number: 20120049164
    Abstract: Organic electronic devices comprising an improved charge transport layer. The charge transport layer comprises a covalently cross-linked host matrix. The covalently cross-linked matrix comprises a charge transport compound as molecular subunits that are cross-linked to each other. The charge transport layer further comprises a second charge transport compound as an additive. The charge transport layer may be a hole transport layer. The charge transport compound for the additive may be an arylamine compound, such as NPD.
    Type: Application
    Filed: August 31, 2010
    Publication date: March 1, 2012
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Michael INBASEKARAN, Kwang-Ohk CHEON, Chuanjun XIA, Siddharth Harikrishna MOHAN
  • Publication number: 20120049166
    Abstract: An organic light emitting diode includes an anode, a first emissive layer, a carrier modulating layer, a second emissive layer, and a cathode. The first emissive layer is located atop the anode, the carrier modulating layer is located atop the first emissive layer for helping holes to pass therethrough, the second emissive layer is located atop the carrier modulating layer, and the cathode is located atop the second emissive layer. And, the carrier modulating layer includes a primary material and at least one doping material.
    Type: Application
    Filed: March 1, 2011
    Publication date: March 1, 2012
    Applicant: NATIONAL TSING HUA UNIVERSITY
    Inventors: JWO-HUEI JOU, SZU-HAO CHEN
  • Publication number: 20120049165
    Abstract: The present invention discloses an organic light emitting diode and a manufacturing method thereof. The OLED comprises a first electrode, a first hole-transporting layer disposed on the first electrode, a second hole-transporting layer disposed on the first hole-transporting layer, a first light-emitting layer disposed on the second hole-transporting layer, an electron-transporting layer disposed on the first light-emitting layer, an electron injection layer disposed on the electron-transporting layer and a second electrode disposed on the electron injection layer. The energy level of the first light-emitting layer in the lowest unoccupied molecular orbital is lower than that of the second hole-transporting layer, and the thickness of the first hole-transporting layer is larger than that of the second hole-transporting layer.
    Type: Application
    Filed: November 12, 2010
    Publication date: March 1, 2012
    Applicant: NATIONAL TSING HUA UNIVERSITY
    Inventors: Jwo-Huei JOU, Kuo-Yen TSENG
  • Patent number: 8106393
    Abstract: The present invention provides an article of manufacture formed from a substrate and a benzazoloporphyrazine bound to the substrate. The article may take a variety of different forms and may be for example an electrochromic display, a molecular capacitor, a battery, a solar cell, or a molecular memory device. Methods of making such articles, along with compounds, methods and intermediates useful for making such benzazoloporphyrazines, are also described.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: January 31, 2012
    Assignee: North Carolina State University
    Inventors: W. Justin Youngblood, Jonathan S. Lindsey
  • Publication number: 20120001155
    Abstract: A compound that can be used as a donor material in organic photovoltaic devices comprising a non-activated porphyrin fused with one or more non-activated polycyclic aromatic rings or one or more non-activated, heterocyclic rings can be obtained by a thermal fusion process. By heating the reaction mixture of non-activated porphyrins with non-activated polycyclic aromatic rings or heterocyclic rings to a fusion temperature and holding for a predetermined time, fusion of one or more polycyclic rings or heterocyclic rings to the non-activated porphyrin core in meso,? fashion is achieved, resulting in hybrid structures containing a distorted porphyrin ring with annulated aromatic rings. The porphyrin core can be olygoporphyrins.
    Type: Application
    Filed: January 6, 2011
    Publication date: January 5, 2012
    Applicants: THE REGENTS OF THE UNIVERSITY OF MICHIGAN, THE UNIVERSITY OF SOUTHERN CALIFORNIA
    Inventors: Mark E. Thompson, Viacheslav Diev, Kenneth Hanson, Stephen R. Forrest
  • Publication number: 20110303901
    Abstract: A 6H-indolo[2,3-b]quinoxaline derivative has a structure of formula (I). R9 is a member selected from the group consisted of an aryl group having one or more substituents and a heteroaryl group having one or more substituents, and R1 to R8 are substituents. The 6H-indolo[2,3-b]quinoxaline derivative of the present invention incorporates an indole and a quinoxaline group therefore inherits good energy transfer ability from indole and good electron-injection ability from quinoxaline. The compound of the present invention may function as a host material or a dopant in the light-emitting layer. In addition, the compound of the present invention may function as hole transport material, electron transport material, hole blocking material, electron blocking material, hole injecting material or electron injecting material.
    Type: Application
    Filed: September 27, 2010
    Publication date: December 15, 2011
    Inventors: Chien-Hong CHENG, Chun-Hsiang Fan
  • Publication number: 20110266526
    Abstract: Compounds comprising a triphenylene moiety and a benzo- or dibenzo-moiety are provided. In particular, the benzo- or dibenzo-moiety has a fused substituent. These compounds may be used in organic light emitting devices, particularly in combination with yellow, orange and red emitters, to provide devices with improved properties.
    Type: Application
    Filed: January 11, 2011
    Publication date: November 3, 2011
    Applicant: Universal Display Corporation
    Inventors: Bin Ma, James Fiordelsiso, Yonggang Wu, Raymond Kwong
  • Patent number: 8043942
    Abstract: Disclosed is a method for producing core-shell nanowires in which an insulating film is previously patterned to block the contacts between nanowire cores and nanowire shells. According to the method, core-shell nanowires whose density and position is controllable can be produced in a simple manner. Further disclosed are nanowires produced by the method and a nanowire device comprising the nanowires. The use of the nanowires leads to an increase in the light emitting/receiving area of the device. Therefore, the device exhibits high luminance/efficiency characteristics.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: October 25, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eun Kyung Lee, Jai Yong Han, Byoung Lyong Choi, Kyung Sang Cho
  • Publication number: 20110240977
    Abstract: A heterocyclic compound of formula 1 and an organic light-emitting device including an organic layer containing the heterocyclic compound. The heterocyclic compound of Formula 1 may be suitable as a material for an emission layer, an electron transport layer or an electron injection layer of an organic light-emitting device. Due to the inclusion of the heterocylic group in its molecular structure, the heterocyclic compound of Formula 1 may have a high glass transition temperature (Tg) or a high melting point, and may prevent crystallization. An organic light-emitting device manufactured using the heterocyclic compound of Formula 1, which has a symmetrical structure in which a chrysene group and an indole group are fused, has excellent durability when stored or operated.
    Type: Application
    Filed: March 31, 2011
    Publication date: October 6, 2011
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Hye-Jin JUNG, Seok-Hwan HWANG, Young-Kook KIM, Yoon-Hyun KWAK, Jin-O LIM, Jong-Hyuk LEE
  • Publication number: 20110240970
    Abstract: An organic light-emitting display apparatus is disclosed.
    Type: Application
    Filed: March 22, 2011
    Publication date: October 6, 2011
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Jin-Woo PARK, Myung-Jong JUNG, Tae- Min KANG, Sang-Woo PYO, Beom-Joon KIM, Hyo-Yeon KIM
  • Publication number: 20110240968
    Abstract: An organic light-emitting device including a substrate; a first electrode on the substrate, the first electrode including a first surface and a second surface opposite to the first surface; an organic layer on the first electrode, the organic layer being adjacent to the first surface of the first electrode; a second electrode on the organic layer, the second electrode including a first surface adjacent to the organic layer and a second surface opposite to the first surface; and a luminescent efficiency improvement layer on at least one of the second surface of the first electrode and the second surface of the second electrode, the luminescent efficiency improvement layer including a condensed-cyclic compound represented by Formula 1, below:
    Type: Application
    Filed: March 31, 2011
    Publication date: October 6, 2011
    Inventors: Hee-Yeon Kim, Seung-Gak Yang, Yoon-Hyun Kwak, Jeoung-In Yi, Jae-Yong Lee, Jong-Hyuk Lee
  • Patent number: 8030645
    Abstract: An electronic device of the present invention includes at least one electrode (Au electrode 65) and an organic molecule layer (semiconductor layer 14) formed adjacent to the electrode, and in which charge transfers between the layer and the electrode. The organic molecule layer includes a plurality of first organic molecules containing a conjugated ? electron that composes a ? conjugate plane (64). A plurality of second organic molecules is bonded chemically to a surface of the electrode at an interface between the electrode and the organic molecule layer. The second organic molecule contains a conjugated ? electron that composes a ? conjugate plane (67a). The second organic molecule is a molecule having a structure in which the ? conjugate plane (67a) and the surface of the electrode form an angle within a predetermined range when the second organic molecule is bonded chemically to the surface of the electrode.
    Type: Grant
    Filed: October 24, 2005
    Date of Patent: October 4, 2011
    Assignee: Panasonic Corporation
    Inventors: Takayuki Takeuchi, Kenji Harada, Tomohiro Okuzawa, Nobuaki Kambe, Jun Terao
  • Publication number: 20110233525
    Abstract: An organic EL device is provided with a hole injection layer, a hole transport layer, a light-emitting layer, an electron transport layer and an electron injection layer between an anode and a cathode, wherein the hole injection layer is obtained by doping a hole transport material with an electron-accepting impurity, and the ionization potential Ip(HIL) of the material of the hole injection layer that composes the hole injection layer (also referred to as a hole injection material in the present description), the ionization potential Ip(HTL) of the hole transport material, and the ionization potential Ip(EML) of the material of the light-emitting layer (also referred to as a light-emitting layer material in the present description) respectively satisfy the relationship of Ip(EML)>Ip(HTL)?Ip(HIL)?Ip(EML)?0.4 eV.
    Type: Application
    Filed: October 31, 2008
    Publication date: September 29, 2011
    Applicant: FUJI ELECTRIC HOLDINGS CO., LTD.
    Inventors: Yutaka Terao, Naoyuki Kanai
  • Publication number: 20110233531
    Abstract: An organic light-emitting device, including a first electrode, the first electrode having a smaller absolute value of a work function energy level than an absolute value of a work function energy level of ITO, a second electrode facing the first electrode, and an organic layer between the first electrode and the second electrode.
    Type: Application
    Filed: March 2, 2011
    Publication date: September 29, 2011
    Inventors: Hee-Joo Ko, Chang-Ho Lee, Il-Soo Oh, Se-Jin Cho, Hyung-Jun Song, Jin-Young Yun, Jong-Hyuk Lee
  • Publication number: 20110220880
    Abstract: An m-terphenyl derivative has a structure of formula (I) or (II): wherein A and B are five-membered heterocyclic compounds containing nitrogen, each of substituents R, R1 and R2 is a member independently selected from the group consisting of H, halo, cyano, trifluoromethyl, amino, C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C20 cycloalkyl, C3-C20 cycloalkenyl, C1-C20 heterocycloalkyl, C1-C20 heterocycloalkenyl, aryl and heteroaryl. The compound of the present invention may have advantages in good electron affinity, low HOMO and thereby achieving hole blocking and may be used for electron transport material and/or electron injection material.
    Type: Application
    Filed: January 6, 2011
    Publication date: September 15, 2011
    Inventors: Chien-Hong CHENG, Cheng-An WU, Fang-Iy WU, Cheng-Hung SHIH
  • Publication number: 20110215306
    Abstract: To provide an organic semiconductor element, containing: a source electrode containing a first organic compound layer and a second organic compound layer, at least one of the layers having an organic semiconductor active region; and a drain electrode containing the first organic compound layer and the second organic compound layer, as well as providing an organic electrode, containing: a laminated film, in which a layer of a tetrathiafulvalene derivative expressed by the following general formula I and a layer of an electron accepting compound are laminated:
    Type: Application
    Filed: March 1, 2011
    Publication date: September 8, 2011
    Inventors: Takuji KATO, Satoshi YAMAMOTO, Toshiya SAGISAKA, Takanori TANO, Masato SHINODA, Daisuke GOTO, Shinji MATSUMOTO, Masataka MOHRI, Keiichiro YUTANI, Chihaya ADACHI, Masafumi TORII
  • Publication number: 20110210317
    Abstract: A top emission organic light emitting device including a metal reflective layer, a first electrode, a first intermediate layer including a charge-transfer complex, a second intermediate layer including a fullerene-based material or a fluorine-containing compound, an emission layer, and a second electrode.
    Type: Application
    Filed: February 25, 2011
    Publication date: September 1, 2011
    Inventors: Won-Jun Song, Sun-Hee Lee
  • Patent number: 7989812
    Abstract: To provide a high throughput film deposition means for film depositing an organic EL material made of polymer accurately and without any positional shift. A pixel portion is divided into a plurality of pixel rows by a bank, and a head portion of a thin film deposition apparatus is scanned along a pixel row to thereby simultaneously apply a red light emitting layer application liquid, a green light emitting layer application liquid, and a blue light emitting layer application liquid in stripe shapes. Heat treatment is then performed to thereby form light emitting layers luminescing each of the colors red, green, and blue.
    Type: Grant
    Filed: April 5, 2006
    Date of Patent: August 2, 2011
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Kunitaka Yamamoto, Masaaki Hiroki, Takeshi Fukunaga
  • Patent number: 7989802
    Abstract: A light emitting device material comprises a pyrene compound represented by formula (1) below. Also disclosed is a light emitting device using such a material. (R1 to R17 may be the same or different and are each selected from the group consisting of hydrogen, an alkyl group, a cycloalkyl group, a heterocyclic group, an alkoxy group, an alkylthio group, an aryl ether group, an aryl thioether group, an aryl group, a heteroaryl group, an amino group, a silyl group, —P(?O)R18R19, and a ring structure formed together with an adjacent substituent; R18 and R19 are each selected from an aryl group and a heteroaryl group; n is an integer of 1 to 2; and X is selected from the group consisting of a single bond, an arylene group and a heteroarylene group, provided that at least one of R10 to R17 is used to link to X.
    Type: Grant
    Filed: February 28, 2008
    Date of Patent: August 2, 2011
    Assignee: Toray Industries, Inc.
    Inventors: Kazumasa Nagao, Tsuyoshi Tominaga
  • Publication number: 20110175066
    Abstract: It is an object of the present invention to provide an organic light-emitting device which can emit white light by easily controlling dopant concentrations. The organic light-emitting device has a first electrode (112) and second electrode (111) which hold a light-emitting layer (113) in-between, wherein the light-emitting layer contains a host material (104), red-light-emitting dopant (105), green-light-emitting dopant (106) and blue-light-emitting dopant (107), the red-light-emitting dopant containing a first functional group for transferring the dopant toward the first electrode and the green-light-emitting dopant containing a second functional group for transferring the dopant toward the second electrode.
    Type: Application
    Filed: August 18, 2010
    Publication date: July 21, 2011
    Inventors: Hirotaka SAKUMA, Sukekazu ARATANI, Hiroshi SASAKI
  • Publication number: 20110177653
    Abstract: Provided are an organic semiconductor compound using thiazole, and an organic thin film transistor having an organic semiconductor layer formed of the organic semiconductor compound using thiazole. The novel organic semiconductor compound including thiazole has liquid crystallinity and excellent thermal stability, and thus is provided to form an organic semiconductor layer in the organic thin film transistor. To this end, a silicon oxide layer is formed on a silicon substrate, and an organic semiconductor layer including thiazole is formed on the silicon oxide layer. In addition, source and drain electrodes are formed on both edge portions of the organic semiconductor layer. The organic thin film transistor using the organic semiconductor layer has an improved on/off ratio and excellent thermal stability. Also, a solution process can be applied in its manufacture.
    Type: Application
    Filed: January 24, 2011
    Publication date: July 21, 2011
    Applicant: Gwangju Institute of Science and Technology
    Inventors: Dong-Yu Kim, Bogyu Lim, Kang-Jun Baeg, Hyung-Gu Jeong, Seung-Hwan Oh, Hong-Ju Park
  • Publication number: 20110175075
    Abstract: A method of fabricating an organic electro-luminescence device comprising the steps of providing a substrate, an organic chamber, and a sputtering chamber, forming a hole injection layer on the substrate, forming a hole transport layer on the hole injection layer in the organic chamber, forming a light-emitting layer on the hole transport layer in the organic chamber, disposing a metal chelate material on the light-emitting layer and partially doping a CsF compound into the metal chelate material to forming an electron transporting layer in the organic chamber, forming a buffer layer on the electron transporting layer in the organic chamber, transferring the substrate, the hole injection layer, the hole transport layer, light-emitting layer, the electron transporting layer, and the buffer layer form the organic chamber to the sputtering chamber, and forming an electron injection layer on the buffer layer in the sputtering chamber
    Type: Application
    Filed: March 30, 2011
    Publication date: July 21, 2011
    Applicant: AU OPTRONICS CORP.
    Inventors: Shi-Hao Li, Chung-Yeh Iou
  • Publication number: 20110168989
    Abstract: The present invention discloses a high-molecule-based organic light-emitting diode (OLED) and a fabrication method thereof. The high-molecule-based OLED comprises a layer selected from a group consisting of an organic emissive layer, a first emission-auxiliary layer and a second emission-auxiliary layer. The organic emissive layer, first emission-auxiliary layer or second emission-auxiliary layer comprises a molecular material having a molecular weight of larger than approximately 730 g mol?1, and is formed by a solution-process.
    Type: Application
    Filed: March 22, 2011
    Publication date: July 14, 2011
    Applicant: National Tsing Hua University
    Inventors: Jwo-Huei Jou, Wei-Ben Wang, Mao-Feng Hsu, Chun-Jang Wang, Yu-Chiao Chung
  • Publication number: 20110168992
    Abstract: The present invention relates to a novel compound, a method for manufacturing the same, and an organic electronic device using the same, and the novel compound according to the present invention may act as a hole injection, hole transport, electron injection and transport, or light emitting material in an organic light emitting device and an organic electronic device, and the device according to the present invention shows excellent properties in terms of efficiency, a driving voltage, and stability.
    Type: Application
    Filed: September 23, 2009
    Publication date: July 14, 2011
    Inventors: Jae-Soon Bae, Ji-Eun Kim, Jeung-Gon Kim, Jun-Gi Jang
  • Publication number: 20110163302
    Abstract: Novel materials are provided, having a single phenyl or a chain of phenyls where there is a nitrogen atom on each end of the single phenyl or chain of phenyls. The nitrogen atom may be further substituted with particular thiophene, benzothiophene, and triphenylene groups. Organic light-emitting devices are also provided, where the novel materials are used as a hole transport material in the device. Combinations of the hole transport material with specific host materials are also provided.
    Type: Application
    Filed: June 30, 2009
    Publication date: July 7, 2011
    Applicant: Universal Display Corporation
    Inventors: Chun Lin, Bin Ma, Chuanjun Xia, Yonggang Wu, Raymond Kwong
  • Patent number: 7973307
    Abstract: An organic photosensitive optoelectronic device, having a donor-acceptor heterojunction of a donor-like material and an acceptor-like material and methods of making such devices is provided. At least one of the donor-like material and the acceptor-like material includes a subphthalocyanine, a subporphyrin, and/or a subporphyrazine compound; and/or the device optionally has at least one of a blocking layer or a charge transport layer, where the blocking layer and/or the charge transport layer includes a subphthalocyanine, a subporphyrin, and/or a subporphyrazine compound.
    Type: Grant
    Filed: May 4, 2009
    Date of Patent: July 5, 2011
    Assignees: The Trustees of Princeton University, The Regents of the University of Michigan, The University of Southern California
    Inventors: Barry Rand, Stephen R. Forrest, Kristin L. Mutolo, Elizabeth Mayo, Mark E. Thompson