The Metal Bonded Directly To Carbon, Which Carbon Is A Ring Carbon Of The Six-membered Hetero Ring Or Which Carbon Is Attached Directly Or Indirectly To The Six-membered Hetero Ring By Nonionic Bonding Patents (Class 546/4)
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Publication number: 20100174071Abstract: A synthesis method of a compound having a partial structure represented by following formula (21) or a tautomer thereof, the method comprising reacting at least one of a ligand and a dissociation product thereof with an iridium compound at a room temperature or at an elevated temperatures in the presence or absence of a solvent or in the presence or absence of a base:Type: ApplicationFiled: March 16, 2010Publication date: July 8, 2010Applicant: FUJIFILM CorporationInventors: Tatsuya Igarashi, Keizo Kimura, Kazumi Nii
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Publication number: 20100174069Abstract: A light-emitting material comprising a compound having a partial structure represented by following formula (21) or a tautomer thereof:Type: ApplicationFiled: March 16, 2010Publication date: July 8, 2010Applicant: FUJIFILM CorporationInventors: Tatsuya IGARASHI, Keizo Kimura, Kazumi Nii
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Publication number: 20100174078Abstract: The present invention relates to light emitting materials comprising novel ortho-metalated transition metal complexes [C?N]2M[N?N] comprising two orthometalated ligands (C?N ligands) and a neutral bidentate bipyridine ligand (N?N). Surprisingly, it has been found that when the metal binds both orthometalated chelate C?N ligands and a neutral bidentate bipyridine ligand (N?N), these ligands participate in the emission process, thus greatly improving the red emission efficiency of complexes [C?N]2M[N?N]. The present invention further relates to the use of such light emitting materials and an organic light emitting device comprising such light emitting material.Type: ApplicationFiled: May 5, 2008Publication date: July 8, 2010Applicant: SOLVAY (SOCIETE ANONYME)Inventors: Mohammad Khaja Nazeeruddin, Etienne David Baranoff, Michael Graetzel
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Patent number: 7745017Abstract: An organic electroluminescent device and a method for producing the same, the organic electroluminescent device including a luminescent layer produced by a vapor-deposition method disposed between a pair of electrodes, the luminescent layer containing at least one host material and at least one metal complex including a partial structure represented by formula (I): wherein M represents a metal atom, R1, R2 and R4 to R8 each independently represent a hydrogen atom or a substituent, and R3 represents a group represented by formula (II), an alkoxy group or an aryloxy group: wherein R11 to R13 each independently represent a hydrogen atom or a substituent, provided that at least two of them each independently represent an alkyl group or an aryl group.Type: GrantFiled: June 27, 2005Date of Patent: June 29, 2010Assignee: Fujifilm CorporationInventors: Tetsuo Nakamura, Tatsuya Igarashi, Takeshi Murakami, Masayuki Mishima
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Patent number: 7745627Abstract: The invention relates to a method for the production of high-purity, heteroleptic, orth-etallated, organometallic compounds of application as a functional material for colouring components in a wide range of applications within the widest sense of the electronics industry. A method is thus used for the cleavage of a bridged metal dimer with organometallic substances. Dihalo complexes, which may be used as monomers for polymerisations, in particular, may be produced thus.Type: GrantFiled: October 21, 2004Date of Patent: June 29, 2010Assignee: Merck Patent GmbHInventors: Philipp Stössel, Arne Büsing, Ingrid Bach
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Publication number: 20100160631Abstract: A halogenated aromatic monomer-metal complex useful for preparing a polymer for electronic devices such as a light-emitting diode (LED) device is described. The aromatic monomer-metal complex is designed to include a linking group that disrupts conjugation, thereby advantageously reducing or preventing electron delocalization between the aromatic monomer fragment and the metal complex fragment. Disruption of conjugation is often desirable to preserve the phosphorescent emission properties of the metal complex in a polymer formed from the aromatic monomer-metal complex. The resultant conjugated electroluminescent polymer has precisely controlled metal complexation and electronic properties that are substantially or completely independent of those of the polymer backbone.Type: ApplicationFiled: March 5, 2010Publication date: June 24, 2010Applicant: SUMITOMO CHEMICHAL COMPANY, LIMITEDInventors: Wanglin YU, James J. O'BRIEN
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Patent number: 7740957Abstract: Red phosphorescence compounds and organic electro-luminescence device using the same are disclosed. In an organic electroluminescence device including an anode, a hole injecting layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injecting layer, and a cathode serially deposited on one another, the organic electroluminescence device may use a compound as a dopant of the light emitting layer.Type: GrantFiled: May 13, 2005Date of Patent: June 22, 2010Assignee: LG Electronics Inc.Inventors: Jung Keun Kim, Chun Gun Park, Jeong Dae Seo, Hyun Cheol Jeong, Kyung Hoon Lee, Sang Tae Park
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Publication number: 20100148162Abstract: Disclosed are a compound for an organic electroluminescent device (organic EL device) which is improved in luminous efficiency, fully secured of driving stability, and of simple constitution and an organic EL device using said compound. The compound for an organic EL device has two indolocarbazole skeletons each of which is bonded to an aromatic group or two skeletons similar thereto. The organic EL device comprises a light-emitting layer disposed between an anode and a cathode piled one upon another on a substrate and said light-emitting layer comprises a phosphorescent dopant and the aforementioned compound for an organic EL device as a host material.Type: ApplicationFiled: May 23, 2008Publication date: June 17, 2010Inventors: Masaki Komori, Toshihiro Yamamoto, Takahiro Kai, Katsuhide Noguchi, Hiroshi Miyazaki
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Publication number: 20100148161Abstract: Disclosed are an organic electroluminescent device (organic EL device) which is improved in luminous efficiency, fully secured of driving stability, and of simple constitution and a compound useful for the fabrication of said organic EL device. The compound for the organic EL device has an indolocarbazole structure or a structure similar thereto in the molecule wherein an aromatic group is bonded to the nitrogen atom in the indolocarbazole. The organic EL device has a light-emitting layer disposed between an anode and a cathode piled one upon another on a substrate and said light-emitting layer comprises a phosphorescent dopant and the aforementioned compound for an organic electroluminescent device as a host material.Type: ApplicationFiled: May 28, 2008Publication date: June 17, 2010Inventors: Takahiro Kai, Masaki Komori, Toshihiro Yamamoto, Katsuhide Noguchi, Hiroshi Miyazaki
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Patent number: 7736755Abstract: An organic electroluminescent device comprising: a pair of electrodes; and at least one organic compound layer including a light emitting layer between the pair of electrodes, wherein the organic compound layer contains a metal complex that has a tridentate or more ligand and two or more metal ions.Type: GrantFiled: April 24, 2006Date of Patent: June 15, 2010Assignee: FUJIFILM CorporationInventors: Tatsuya Igarashi, Toshihiro Ise, Takeshi Murakami
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Patent number: 7736756Abstract: An OLED device comprises a cathode, an anode, and has therebetween a light emitting layer comprising a phosphorescent emitter represented by Formula (I): LnM??(I) wherein each L is a cyclometallated ligand with at least one containing a coumarin group, M is Ir or Pt, and n is 3 when M is Ir and 2 when M is Pt. The invention also comprised the compound of formula (I).Type: GrantFiled: March 1, 2007Date of Patent: June 15, 2010Assignee: Global OLED Technology LLCInventors: Xiaofan Ren, Shouquan Huo
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Patent number: 7737277Abstract: One embodiment of this invention is bis-cyclometalled electroluminescent complexes of iridium (III) according to Formula I. Another embodiment of this invention is electronic devices in which the active layer includes a bis-cyclometalled electroluminescent Ir(III) complex.Type: GrantFiled: May 8, 2006Date of Patent: June 15, 2010Assignee: E.I. du Pont de Nemours and CompanyInventors: Alex Sergey Ionkin, William J. Marshall, Ying Wang, Viacheslav A. Petrov
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Patent number: 7737276Abstract: The present invention relates to a process for preparing highly pure tris-ortho-metalated organometallic compounds and to pure organometallic compounds of this type, especially compounds of the d8 metals, which may find use as coloring components in the near future as active components (=functional materials) in a series of different types of applications which can be classified within the electronics industry in the widest sense.Type: GrantFiled: May 29, 2004Date of Patent: June 15, 2010Assignee: Merck Patent GmbHInventors: Ingrid Bach, Philipp Stössel
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Publication number: 20100141133Abstract: An iridium complex is disclosed, which has a structure represented by the following formula (I): wherein each of Z1 and Z3 represents an atomic group for forming a nitrogen-containing heteroaryl group or a nitrogen-containing heterocycloalkenyl group; Z2 represents an atomic group for forming an aryl group, a heteroaryl group, a cycloalkenyl group or a heterocycloalkenyl group; Y represents an atomic group for forming a 5-membered nitrogen-containing heterocycloalkenyl group; each of R1, R2, R3 and R4 represents a hydrogen atom or a substituent; m is 1 or 2; a, b and d is 0 or any positive integer; and c is an integer of from 0 to 2.Type: ApplicationFiled: February 12, 2010Publication date: June 10, 2010Applicants: CHI MEI OPTOELECTRONICS CORP., NATIONAL TSING HUA UNIVERSITYInventors: Chien-Hong CHENG, Tai-Yen CHEN, Hung-Hsin SHIH, Chien-Te WU, Kuan-Che WANG, Ching-In Wu, Huai-Ting Shih
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Publication number: 20100144046Abstract: A complex containing a transition metal ion and a plurality of donor ligands each of which is fully coordinated to the transition metal ion and is either a nitrogen donor ligand or a cyclometalated donor ligand, such that at least one of the donor ligands is a cyclometalated donor ligand bears one or more reactive groups connected to at least one of the donor ligands through a linker that includes a chain of four or more atoms. The linker offers advantages that make the complex particularly effective in labeling biomolecules and in multiplex analyses.Type: ApplicationFiled: November 30, 2009Publication date: June 10, 2010Applicant: Bio-Rad Laboratories, Inc.Inventor: Thomas R. Berkelman
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Patent number: 7732606Abstract: An organic electroluminescent device having a pair of electrodes and at least one organic layer including a light-emitting layer interposed between the pair of electrodes, in which the organic layer contains at least one platinum complex compound having a quadridentate ligand containing a partial structure represented by formula (I): wherein Z1 represents a nitrogen-containing heterocycle coordinated to the platinum through a nitrogen atom; L1 represents a single bond or a linking group; R1, R3 and R4 each independently represent a hydrogen atom or a substituent; and R2 represents a substituent.Type: GrantFiled: September 26, 2005Date of Patent: June 8, 2010Assignee: FUJIFILM CorporationInventors: Toshihiro Ise, Satoshi Sano, Tatsuya Igarashi
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NOVEL ORGANOMETALLIC COMPLEXES WHICH EMIT IN THE RED TO GREEN SPECTRAL REGION AND THEIR USE IN OLEDS
Publication number: 20100127215Abstract: Organometallic complexes which bear at least one ligand which has a unit having a triplet energy of at least 22 000 cm?1, a process for preparing the organometallic complexes, a mixture comprising at least one inventive organometallic complex, the use of the organometallic complexes or of the mixture in organic light-emitting diodes, the organometallic complexes preferably being used as emitter materials, and specific nitrogen- or phosphorus-substituted triphenylene derivatives and a process for their preparation.Type: ApplicationFiled: April 4, 2008Publication date: May 27, 2010Applicant: BASF SEInventors: Herbert Friedrich Boerner, Hans-Peter Loebl, Josef Salbeck, Elena Popova -
Patent number: 7723520Abstract: The present invention relates to novel red phosphorescent compounds exhibiting high luminous efficiency, and organic electroluminescent devices comprising the same.Type: GrantFiled: July 24, 2008Date of Patent: May 25, 2010Assignee: SKC Haas Display Films Co., Ltd.Inventors: Hyun Kim, Young Jun Cho, Hyuck Joo Kwon, Bong Ok Kim, Sung Min Kim, Seung Soo Yoon
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Patent number: 7718276Abstract: An OLED device comprises a cathode, an anode, and has therebetween a light emitting layer comprising a phosphorescent emitter represented by Formula (I): LnM??(I) wherein each L is a cyclometallated ligand with at least one containing a coumarin group, M is Ir or Pt, and n is 3 when M is Ir and 2 when M is Pt. The invention also comprised the compound of formula (I).Type: GrantFiled: July 18, 2006Date of Patent: May 18, 2010Assignee: Global OLED Technology LLCInventors: Xiaofan Ren, Shouquan Huo
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Publication number: 20100121065Abstract: The present invention relates to a novel organic electrophosphorescent compounds and a display device comprising the same. The electroluminescent iridium compounds described above can be employed as a light emitting substance having a molecular structure which gives high efficiency in a blue phosphor material.Type: ApplicationFiled: January 17, 2006Publication date: May 13, 2010Applicant: GRACEL DISPLAY INC.Inventors: So-Young Jung, Kyu-Sung Cho, Kyung-Hoon Choi, No-Gill Park, Bong-Ok Kim, Sung-Min Kim, Seung-Soo Yoon
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Publication number: 20100108994Abstract: This invention relates to electroluminescent metal complexes with benzotriazoles of the formula (I), a process for their preparation, electronic devices comprising the metal complexes and their use in electronic devices, especially organic light emitting diodes (OLEDs), as oxygen sensitive indicators, as phosphorescent indicators in bioassays, and as catalysts.Type: ApplicationFiled: February 13, 2008Publication date: May 6, 2010Inventors: Thomas Schäfer, Peter Murer, Gisèle Baudin, Manuela Kocher, François Maike, Stephan Allenbach, Rosemarie Sift, Beat Schmidhalter
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Patent number: 7709100Abstract: An organic light emitting device is provided. The device has an anode, a cathode, and an emissive layer disposed between the anode and the cathode. The emissive layer further includes a molecule of Formula I (shown below) wherein an alkyl substituent at position R?5, which is an alkyl substituent, results in high efficiency and operational stability in the organic light emitting device.Type: GrantFiled: December 21, 2004Date of Patent: May 4, 2010Assignee: Universal Display CorporationInventors: Raymond Kwong, David Knowles, Bin Ma, Xiao-Chang Li, William Ceyrolles
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Publication number: 20100102714Abstract: A red phosphorescent compound, includes a host material being capable of transporting an electron or a hole; and a dopant material represented by the following formula 1: wherein each of R1 to R4 is selected from the group consisting of hydrogen atom (H), C1 to C6 alkyl and C1 to C6 alkoxy, and at least one of R1 to R4 is C1 to C6 alkyl, and wherein each of R5 to R7 is selected from the group consisting of hydrogen, C1 to C6 alkyl and pyrrole, and at least one of R5 to R7 is pyrrole, and wherein each of X and Y is selected from the group consisting of H, non-substituted C1 to C6 alkyl and C1 to C6 alkyl substituted by fluorine.Type: ApplicationFiled: October 14, 2009Publication date: April 29, 2010Inventors: Jung-Keun Kim, Do-Han Kim, Chun-Gun Park, Jong-Kwan Bin, Soon-Wook Cha, Seung-Jae Lee, In-Bum Song
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Publication number: 20100105852Abstract: Metal complexes of formula I and IA and polymers derived from the complexes are useful in optoelectronic devices wherein M is Ir, Co or Rh; is a cyclometallated ligand; R1 is hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, arylalkyl, or substituted arylalkyl; R2 is hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, arylalkyl, substituted arylalkyl; and at least one of R1 and R2 is other than hydrogen; R1a is hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, arylalkyl, or substituted arylalkyl; R2a is hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, arylalkyl, substituted arylalkyl; and at least one of R1a and R2a is substituted alkyl, substituted aryl, substituted arylalkyl, and at least one substitutent of the substituted alkyl, substituted aryl, or substituted arylalkyl is a polymerizable group.Type: ApplicationFiled: October 29, 2008Publication date: April 29, 2010Applicant: GENERAL ELECTRIC COMPANYInventors: Kyle Erik Litz, Kelly Scott Chichak, Donald Wayne Whisenhunt, JR.
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Publication number: 20100101643Abstract: A complex compound (I) obtained by coordinating a compound represented by the following formula (II), hereinafter abbreviated as compound (II), to a metal atom. In the formula, R1, R2 and R3 each independently represent a substituent represented by the following formula (III), formula (IV), formula (V) or formula (VI) and at least one of them is a substituent represented by the formula (III); a, b and c each independently represent an integer of 0 to 2 and a+b+c?1; here, L represents a linking group represented by the following formula (VII) or formula (VIII); Ar represents an aryl group which may have a substituent; A represents an acidic group or a salt thereof; Y represents a halogen atom or a substituent; Q1 and Q2 each independently represent a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or a cyano group; and p and q each represent an integer of 1 to 3.Type: ApplicationFiled: March 27, 2008Publication date: April 29, 2010Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Toshiya Takahashi, Mutsuko Higo, Tetsuya Shintaku, Tetsuo Kawata, Akio Tanaka, Kunihito Miyake
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Publication number: 20100102710Abstract: The present invention relates to novel organic electroluminescent compounds, and organic electroluminescent devices comprising the same.Type: ApplicationFiled: March 19, 2009Publication date: April 29, 2010Applicant: Gracel Display Inc.Inventors: Young Jun Cho, Hyuck Joo Kwon, Bong Ok Kim, Sung Min Kim, Seung Soo Yoon
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Patent number: 7704610Abstract: The present invention provides electronic devices comprising novel polymer compositions which provide for enhanced device performance. The polymer compositions employed comprise a polymeric component and a novel organic iridium compound comprising at least one cyclometallated ligand and at least one ketopyrrole ligand. The organic iridium compounds used in the polymer compositions are referred to as Type (1) organic iridium compositions and are constituted such that no ligand of the novel organic iridium compound has a number average molecular weight of 2,000 grams per mole or greater (as measured by gel permeation chromatography). In one aspect, the polymeric component may be an electroactive polymer. In one aspect, the present invention provides optoelectronic devices, such as OLED devices and photovoltaic devices. In another aspect, the invention provides OLED devices exhibiting enhanced color properties and light output efficiencies.Type: GrantFiled: August 18, 2006Date of Patent: April 27, 2010Assignee: General Electric CompanyInventors: Kelly Scott Chichak, James Anthony Cella, Kyle Erik Litz, Joseph John Shiang, Qing Ye, Kevin Henry Janora, Gautam Parthasarathy
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Publication number: 20100090591Abstract: Phosphorescent materials and devices having high efficiency and stability, narrow spectrum, and improved processibility.Type: ApplicationFiled: September 15, 2009Publication date: April 15, 2010Applicant: Universal Display CorporationInventors: Bert ALLEYNE, Raymond KWONG, Walter YEAGER, Chuanjun XIA
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Patent number: 7695640Abstract: The present invention provides novel polymer compositions comprising a polymeric component and a novel organic iridium compound comprising at least one cyclometallated ligand and at least one ketopyrrole ligand. The organic iridium compounds used in the polymer compositions are referred to as Type (1) organic iridium compositions and are constituted such that no ligand of the novel organic iridium compound has a number average molecular weight of 2,000 grams per mole or greater (as measured by gel permeation chromatography). Type (1) organic iridium compositions are referred to herein as comprising “organic iridium complexes”. In one aspect, the polymeric component may be an electroactive polymer. The novel polymer compositions of the invention are useful in optoelectronic electronic devices such as OLED devices and photovoltaic devices. In one aspect, the invention provides novel polymer compositions useful in the preparation of OLED devices exhibiting enhanced color properties and light output efficiencies.Type: GrantFiled: August 17, 2006Date of Patent: April 13, 2010Assignee: General Electric CompanyInventors: Kelly Scott Chichak, Kyle Erik Litz, James Anthony Cella, Joseph John Shiang, Qing Ye
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Publication number: 20100084970Abstract: An iridium phosphorescent dendrimer represented by Formula 1: wherein A is a carbazole-based dendron. Also disclosed is a method of preparing the iridium phosphorescent dendrimer and an electroluminescent device including the iridium phosphorescent dendrimer.Type: ApplicationFiled: October 8, 2009Publication date: April 8, 2010Applicants: SAMSUNG ELECTRONICS CO., LTD, SNU R&DB FOUNDATIONInventors: Dong Hoon CHOI, Kyung Moon JUNG, Min Ju CHO
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Publication number: 20100087644Abstract: The invention relates to all compounds of the formula (I) or (II) in which: L is a neutral ligand; X, X? are anionic ligands; R1 and R2 are, separately, a hydrogen, a C1-C6 alkyl, a C1-C6 perhalogenoalkyl, a aldehyde, a ketone, an ester, a nitrile, an aryl, a pyridinium alkyl, an optionally substituted C5 or C6 pyridinium alkyl, perhalogenoalkyl or cyclohexyl, a Cnh2NY radical 10 with n between 1 and 6 and y an i8onic marker, or a radical having the formula: wherein R1 can be a radical of formula (Ibis) when the compound has formula (I) or of formula (IIbis) when the compound has formula (II), R3 is a C1-C6 alkyl, or a C5 or C6 cycloalkyl or a C5 or C6 aryl; R0, R4, R5, R6, R7, R8, R9, R10, R11, are, separately, a hydrogen, C1-C6 alkyl, a C1-C6 perhalogenoalkyl, or a C5 or C6 aryl; wherein R9, R10, R11 can be a heterocycle; X1 is anion. R1 and R2 can form, with the N and the C to which they are attached, a heterocycle.Type: ApplicationFiled: November 30, 2007Publication date: April 8, 2010Applicants: ECOLE NATIONALE SUPERIEURE DE CHIMIE DE RENNES, CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTFIQUE)Inventors: Marc Mauduit, Isabelle Laurent, Hervé Clavier
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Patent number: 7691494Abstract: The present invention provides electronic devices comprising novel organic iridium compositions which provide for enhanced device performance. The novel iridium compositions employed comprise at least one novel organic iridium compound which comprises at least one cyclometallated ligand and at least one ketopyrrole ligand. The organic iridium compositions employed are referred to as Type (1) organic iridium compositions and are constituted such that no ligand of the novel organic iridium compound has a number average molecular weight of 2,000 grams per mole or greater (as measured by gel permeation chromatography). Type (1) organic iridium compositions are referred to herein as comprising “organic iridium complexes”. In one aspect, the present invention provides optoelectronic devices, such as OLED devices and photovoltaic devices. In another aspect, the invention provides OLED devices exhibiting enhanced color properties and light output efficiencies.Type: GrantFiled: August 17, 2006Date of Patent: April 6, 2010Assignee: General Electric CompanyInventors: Kelly Scott Chichak, James Anthony Cella, Kyle Erik Litz, Joseph John Shiang, Qing Ye, Kevin Henry Janora, Gautam Parthasarathy
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Patent number: 7691292Abstract: The present invention provides compositions comprising at least one novel organic iridium compound which comprises at least one cyclometallated ligand and at least one ketopyrrole ligand. The organic iridium compositions of the present invention are referred to as Type (1) organic iridium compositions and are constituted such that no ligand of the novel organic iridium compound has a number average molecular weight of 2,000 grams per mole or greater (as measured by gel permeation chromatography). Type (1) organic iridium compositions are referred to herein as comprising “organic iridium complexes”. The novel organic iridium compositions are useful in optoelectronic electronic devices such as OLED devices and photovoltaic devices. In one aspect, the invention provides novel organic iridium compositions useful in the preparation of OLED devices exhibiting enhanced color properties and light output efficiencies.Type: GrantFiled: August 16, 2006Date of Patent: April 6, 2010Assignee: General Electric CompanyInventors: Kelly Scott Chichak, Kyle Erik Litz, James Anthony Cella, Joseph John Shiang, Qing Ye
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Patent number: 7679082Abstract: The invention relates to copolymer complexes of the formula (I): wherein [Ax-[B(C)]y-Dz] denotes a single unit of the copolymer complex that is repeated n times, wherein n is an integer greater than one, and wherein the single unit comprises a conjugated backbone coordinated to a complex (C) comprising rare earth metal(s); x, y and z are numbers greater than zero such that x=y+z; A is independently selected from a group consisting of: fluorene, carbazole, oxadiazole, triphenylamine or derivatives thereof; B is a functional ligand selected from the group consisting of: benzoic acid, 1,3-diphenylpropane-1,3-dione, 1,10-phenanthroline, 2,2-bipyridine, or derivatives thereof; and D is independently selected from a group consisting of: fluorene, carbazole, oxadiazole, triphenylamine or derivatives thereof.Type: GrantFiled: November 10, 2005Date of Patent: March 16, 2010Inventors: Qidan Ling, Wei Huang, En-Tang Kang, Koon Gee Neoh
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Publication number: 20100063230Abstract: The present invention discloses catalyst components based on ferricinium ligands, their method of preparation and their use in the polymerisation of olefins.Type: ApplicationFiled: March 27, 2007Publication date: March 11, 2010Applicant: TOTAL PETROCHEMICALS RESEARCH FELUYInventors: Cyril Revault, Olivier Lavastre, Sabine Sirol
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Publication number: 20100060151Abstract: An organic electroluminescent device is provided and includes: a pair of electrodes; and at least one organic layer between the pair of electrodes, the at least one organic layer including a light-emitting layer containing a light-emitting material. The at least one organic layer includes at least one layer containing an indole derivative represented by formula (1). R101, R102, R103, R104 and R105 each independently represents a hydrogen atom or a substituent; R106 represents an alkyl group having a tertiary or quaternary carbon atom; R101 and R106 may be bonded to each other to form a ring; L101 represents a linking group; and n101 represents an integer of 2 or higher.Type: ApplicationFiled: November 27, 2007Publication date: March 11, 2010Applicant: FUJIFILM CORPORATIONInventors: Tatsuya Igarashi, Kazunari Yagi
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Publication number: 20100063287Abstract: Disclosed is a method for preparing a compound of Formula 1 comprising (1) contacting a compound of Formula 2, with (2) at least one alkali metal cyanide and (3) at least one compound of Formula 4 wherein R1 is NHR3 or OR4; R2 is CH3 or Cl; R3 is H, C1-C4 alkyl, cyclopropyl, cyclopropylcyclopropyl, cyclopropylmethyl or methylcyclopropyl; R4 is H or C1-C4 alkyl; and X is Br, Cl or I.Type: ApplicationFiled: June 23, 2008Publication date: March 11, 2010Applicant: E.I. Du Pont De Nemours and CompanyInventor: Gary David Annis
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Publication number: 20100051869Abstract: The present invention provides compositions comprising at least one novel organic iridium compound which comprises at least one cyclometallated ligand and at least one ketopyrrole ligand. The organic iridium compositions of the present invention are referred to as Type (1) organic iridium compositions and are constituted such that no ligand of the novel organic iridium compound has a number average molecular weight of 2,000 grams per mole or greater (as measured by gel permeation chromatography). Type (1) organic iridium compositions are referred to herein as comprising “organic iridium complexes”. The novel organic iridium compositions are useful in optoelectronic electronic devices such as OLED devices and photovoltaic devices. In one aspect, the invention provides novel organic iridium compositions useful in the preparation of OLED devices exhibiting enhanced color properties and light output efficiencies.Type: ApplicationFiled: August 16, 2006Publication date: March 4, 2010Inventors: Kelly Scott Chichak, Kyle Erik Litz, James Anthony Cella, Joseph John Shiang, Qing Ye
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Cyclometalated transition metal complex and organic electroluminescent display device using the same
Patent number: 7670691Abstract: A cyclometalated transition metal complex emitting phosphorescence of high efficiency and an organic electroluminescent display device employing the same are provided. The cyclometalated transition metal complex is represented by Formula I: {[C ^N]mM[P(R1R2)][LR3R4]n}z ??(I). The cyclometalated transition metal complex can be employed in an organic film of an organic electroluminescent display device, can emit light at a wavelength range of 400 nm to 650 nm, and can emit white light as well when used with a green light emitting material and a red light emitting material.Type: GrantFiled: September 8, 2005Date of Patent: March 2, 2010Assignee: Samsung Mobile Display Co., Ltd.Inventors: Young-Hun Byun, Yi-Yeol Lyu, Yu-Jin Kim, Das Rupasree Ragini, Seok Chang, Lyong Sun Pu, In-Nam Kang -
Patent number: 7670692Abstract: A cyclometalated transition metal complex very efficiently emits phosphorescent light and an organic electroluminescent device using the same. The transition metal complex is suitable for an organic layer of an organic electroluminescent device, can emit light with a wavelength of 400 to 650 nm, and can emit white light when used with a red emissive material or a green emissive material.Type: GrantFiled: February 6, 2006Date of Patent: March 2, 2010Assignee: Samsung Mobile Display Co., Ltd.Inventors: Das Rupasree Ragini, Seok Chang, Eun-Sil Han, Hee-Kyung Kim, Lyong-Sun Pu, Jong-Hyoup Lee
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Publication number: 20100044637Abstract: Electro luminescent metal, e.g. Ir, complexes are disclosed. The metal complexes comprise at least one ligand L1 and at least one ligand L2, wherein ligand L1 is a 2-phenylpyridine ligand (I), comprising a phenyl ring (A) and a pyridine ring (B). The integers 2 to 9 denote positions in which substitutions can be made, and by the use of different substituents, e.g. 2,4-difluoro and 7-N(CH3)2, the emission wavelength of the complex may be tuned. The ligand L2 may e.g. be a compound of the following formula (II).Type: ApplicationFiled: June 26, 2006Publication date: February 25, 2010Applicant: KONINKLIJKE PHILIPS ELECTRONICS, N.V.Inventors: Mohammad Khaja Nazeeruddin, Rene Theodorus Wegh, Steve Klink, Michael Graetzel, Cedric Nicolas Klein
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Publication number: 20100045170Abstract: The present invention relates to novel organic electroluminescent compounds, and organic electroluminescent devices employing the same as electroluminescent material. Specifically, the organic electroluminescent compounds according to the invention are characterized in that they are represented by Chemical Formula (1). Since the organic electroluminescent compounds according to the invention have good luminous efficiency and excellent life property of material, OLED's having very good operation life can be manufactured therefrom.Type: ApplicationFiled: March 31, 2009Publication date: February 25, 2010Applicant: Gracel Display Inc.Inventors: MI AE LEE, JIN HO KIM, CHI SIK KIM, YOUNG JUN CHO, HYUCK JOO KWON, BONG OK KIM, SUNG MIN KIM, SEUNG SOO YOON
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Publication number: 20100041844Abstract: The invention relates to novel carbene ligands and their incorporated monomeric and resin/polymer linked ruthenium catalysts, which are recyclable and highly active for olefin metathesis reactions. It is disclosed that significant electronic effect of different substituted 2-alkoxybenzylidene ligands on the catalytic activity and stability of corresponding carbene ruthenium complexes, some of novel ruthenium complexes in the invention can be broadly used as catalysts highly efficient for olefin metathesis reactions, particularly in ring-closing (RCM), ring-opening (ROM), ring-opening metathesis polymerization (ROMP) and cross metathesis (CM) in high yield. The invention also relates to preparation of new ruthenium complexes and the use in metathesis.Type: ApplicationFiled: October 23, 2009Publication date: February 18, 2010Applicant: Zheng-Yun James ZhanInventor: Zheng-Yun James ZHAN
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Patent number: 7662486Abstract: An organic electroluminescent device including a substrate, an anode, a cathode, a hole transport layer, an electron transport layer and an emission layer is provided. The anode and the cathode are disposed on the substrate. The hole transport layer is disposed between the anode and the cathode. The electron transport layer is disposed between the hole transport layer and the cathode. The emission layer is disposed between the hole transport layer and the electron transport layer. The chemical structure of the dopant is represented by formula [I]: “M” represents a metal atom, m is smaller than or equal to the ligand number of “M”, n is smaller than m. “Y1” is selected from aryl or heteroaryl. “Y2” and “Y3” are respectively selected from nitrogen-containing heterocyclic ring. “X”, “R1”, “R2” and “R3” are respectively selected from any substituent group or hydrogen. “A” is selected from aryl, heteroaryl or nitrogen-containing heterocyclic group.Type: GrantFiled: October 18, 2005Date of Patent: February 16, 2010Assignee: AU Optronics Corp.Inventor: Pei-Chi Wu
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Publication number: 20100033083Abstract: Provided are novel organic electroluminescent compounds, and organic electroluminescent devices and organic solar cells employing the same. Specifically, the organic electroluminescent compounds according to the invention are characterized in that they are represented by Chemical Formula (1): wherein, A, B, C and D independently represent CR5 or N, provided that A, B, C and D cannot represent CR5 all at the same time. Since the organic electroluminescent compounds according to the invention have good luminous efficiency and excellent color purity and life property of material, OLED's having very good operation life can be manufactured therefrom.Type: ApplicationFiled: June 23, 2009Publication date: February 11, 2010Applicant: Gracel Display Inc.Inventors: Sung Jin Eum, Young Jun Cho, Hyuck Joo Kwon, Bong Ok Kim, Sung Min Kim, Seung Soo Yoon
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Patent number: 7659010Abstract: The invention provides a cyclometallated complex comprising the structure of formula I wherein: M is a d-block transition metal; B is a five- or six-membered aryl or heteroaryl ring which is optionally substituted and optionally fused to one or more other aryl or heteroaryl rings; A is a five- or six-membered heteroaryl ring comprising at least three nitrogen atoms; R1 is a group other than hydrogen; n is zero or an integer equal to or greater than one; and A and B are optionally fused or linked by one or more covalent bonds. The invention also provides the use of such complexes in optoelectronic devices, and in particular in organic light emitting devices.Type: GrantFiled: May 17, 2004Date of Patent: February 9, 2010Assignee: Isis Innovation LimitedInventors: Paul Leslie Burn, Ifor David William Samuel, Shih-Chun Lo
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Publication number: 20100019669Abstract: Disclosed is a metal complex represented by the following formula (1). In the formula, M represents a metal atom; R1-R8 respectively represent a hydrogen atom, a halogen atom or a monovalent group; or alternatively R3 and R4, or R5 and R6 may combine together to form a ring.Type: ApplicationFiled: December 27, 2007Publication date: January 28, 2010Inventors: Nobuhiko Akino, Rei Okamura
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Publication number: 20100022394Abstract: The present invention consists on the synthesis of new products for the treatment of the iron chlorosis. These products may have improved properties regarding the currently known treatments. The new products are non-symmetrical ethylene diamino hidroxyphenyl acetic acid derivatives possessing only five coordination sites able to chelate metals.Type: ApplicationFiled: December 20, 2007Publication date: January 28, 2010Applicant: TRADECORP, S.A.Inventors: Miguel A. Sierra, Mar Gomez-Gallego, Juan J. Lucena, Sonia Garcia-Marco, Rosa Escudero
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Patent number: 7648778Abstract: An organic electroluminescent element comprises: a pair of electrodes; and at least one organic compound layer between the pair of electrodes, said at least one organic compound layer comprising a light-emitting layer, wherein the organic luminescent element comprises at least one complex represented by formula (1): wherein M11 represents a hexacoordinate transition metal ion, Y11 represents a nitrogen atom or a substituted or unsubstituted carbon atom, L11 represents a ligand, Q11 and Q12 each represents an atomic group for forming a nitrogen-containing heterocyclic ring, n11 represents an integer of 1 to 3, n12 represents an integer of 0 to 4, X11 represents a counter ion, and n13 represents an integer of 0 to 3.Type: GrantFiled: August 15, 2006Date of Patent: January 19, 2010Assignee: FUJIFILM CorporationInventors: Tatsuya Igarashi, Takeshi Murakami
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Publication number: 20100007273Abstract: An organic light emitting device having an anode, a cathode and an organic layer disposed between the anode and the cathode is provided. In one aspect, the organic layer comprises a compound having at least one zwitterionic carbon donor ligand.Type: ApplicationFiled: August 31, 2009Publication date: January 14, 2010Inventors: Peter Djurovich, Jui-Yi Tsai, Chun Lin, Jason Brooks, Bert Alleyne, Mark E. Thompson, Peter B. MacKenzie, Bin Ma