Polycyclo Ring System Patents (Class 564/426)
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Publication number: 20110260604Abstract: There is provided a material for an organic electroluminescence device, which is a chrysene skeletal structure-containing diarylamine-based organic material as defined in the specification used for deposition of any layer of at least one organic layer contained in an organic electroluminescence device, wherein the water content ratio before deposition as measured by the Karl Fischer's method is from 100 to 1,000 ppm.Type: ApplicationFiled: April 22, 2011Publication date: October 27, 2011Applicant: FUJIFILM CORPORATIONInventor: Toshihiro ISE
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Patent number: 8039126Abstract: The present invention relates to triarylamines which are substituted by defined groups. These compounds can be used for producing organic electroluminescent devices.Type: GrantFiled: March 3, 2007Date of Patent: October 18, 2011Assignee: Merck Patent GmbHInventors: Philipp Stössel, Holger Heil, Arne Buesing
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Publication number: 20110240125Abstract: A specified indenopyrene compound containing a disubstituted amino group substituted with a group having a carbon number of from 1 to 40, which is a useful indenopyrene compound as an organic electronics material, and in particular, an indenopyrene compound which when used for organic thin film solar cells, displays a photoelectric conversion characteristic with high efficiency, is provided.Type: ApplicationFiled: October 4, 2009Publication date: October 6, 2011Applicant: Idemitsu Kosan Co., Ltd.Inventors: Hidetsugu Ikeda, Ryoji Maeda, Masahide Matsuura
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Publication number: 20110227053Abstract: The present invention relates to a novel chrysene derivative and an organic electronic device using the same. A chrysene 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 in particular, may be used alone as a light emitting host or a dopant.Type: ApplicationFiled: November 18, 2009Publication date: September 22, 2011Inventors: Jae-Soon Bae, Jeung-Gon Kim, Ji-Eun Kim, Hye-Young Jang, Jun-Gi Jang, Sang-Young Jeon
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Publication number: 20110220885Abstract: This disclosure relates to chrysene compounds with deep blue emission that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a chrysene compound.Type: ApplicationFiled: May 26, 2011Publication date: September 15, 2011Inventors: VSEVOLOD ROSTOVTSEV, Reid John Chesterfield, Norman Herron, Kerwin D. Dobbs, Jeffrey A. Merlo
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Publication number: 20110220883Abstract: A compound for an organic thin film transistor having a structure of the following formula (1): wherein R1 to R6 are independently a hydrogen atom, a halogen atom, an alkyl group having 1 to 30 carbon atoms, a haloalkyl group having 1 to 30 carbon atoms, an alkoxy group having 1 to 30 carbon atoms, a haloalkoxy group having 1 to 30 carbon atoms, an alkylthio group having 1 to 30 carbon atoms, a haloalkylthio group having 1 to 30 carbon atoms, an alkylamino group having 1 to 30 carbon atoms, a dialkylamino group having 2 to 60 carbon atoms (the alkyl groups may be combined with each other to form a ring structure containing the nitrogen atom), an alkylsulfonyl group having 1 to 30 carbon atoms, a haloalkylsulfonyl group having 1 to 30 carbon atoms, an aromatic hydrocarbon group having 6 to 60 carbon atoms, an aromatic heterocyclic group having 3 to 60 carbon atoms, an alkylsilyl group having 3 to 20 carbon atoms, an alkylsilylacetylene group having 5 to 60 carbon atoms or a cyano group, which each may haveType: ApplicationFiled: August 5, 2009Publication date: September 15, 2011Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Yuki Nakano, Masatoshi Saito, Hiroaki Nakamura
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Publication number: 20110220884Abstract: A compound for an organic thin film transistor having a structure represented by the following formula (1): wherein R1 and R2, and R3 and R4 are respectively combined with each other to form an aromatic hydrocarbon ring having 6 to 60 carbon atoms or an aromatic heterocyclic ring having 3 to 60 carbon atoms; the ring being fused to the ring to which the groups are bonded, whereby the structure of the formula (1) has 5 or more aromatic rings that are fused; and the fused rings formed by R1 and R2, and R3 and R4 each may have a substituent.Type: ApplicationFiled: August 20, 2009Publication date: September 15, 2011Inventors: Masatoshi Saito, Yuki Nakano, Hiroaki Nakamura, Hirofumi Kondo
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Publication number: 20110215715Abstract: This invention relates to chrysene compounds that are useful in electroluminescent applications and are capable of blue or green emission. It also relates to electronic devices in which the active layer includes such a chrysene compound.Type: ApplicationFiled: November 19, 2009Publication date: September 8, 2011Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Weishi Wu, Norman Herron, Vsevolod Rostovtsev, Jeffrey A. Merlo, Weiying Gao
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Patent number: 8012607Abstract: Provided are a cyclopentaphenanthrene-based compound represented by Formula 1 below and an organic light emitting device employing the same. Here, Y and Ar are described in the detailed description.Type: GrantFiled: March 6, 2008Date of Patent: September 6, 2011Assignees: Samsung Electronics Co., Ltd., Samsung Mobile Display Co., Ltd.Inventors: Sang-hoon Park, O-hyun Kwon
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Publication number: 20110204354Abstract: Provided is an organic light-emitting device having an optical output with high luminance and high color purity with extremely high efficiency. The organic light-emitting device includes an organic layer between the anode and the cathode, in which one of the anode and the cathode is a transparent electrode or a semi-transparent electrode and at least one layer of the organic layer contains at least one kind of indenopyrene compound having a specific structure.Type: ApplicationFiled: November 6, 2009Publication date: August 25, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Takeshi Sekiguchi, Hiroshi Tanabe, Hiroki Ohrui, Masanori Seki
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Patent number: 7990053Abstract: Provided are a cyclopentaphenanthrene-based compound and an organic EL device using the same. The cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, and color stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, a light-emitting layer in an organic EL device, and as an organic dye or an electronic material such as a nonlinear optical material.Type: GrantFiled: July 16, 2010Date of Patent: August 2, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sang-Hoon Park, Che-Un Yang, Jong-Jin Park, Jhun-Mo Son, O-Hyun Kwon, Yu-Jin Kim
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Publication number: 20110180786Abstract: Novel materials are provided, having a single phenyl or 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 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: ApplicationFiled: June 30, 2009Publication date: July 28, 2011Inventors: Chuanjun Xia, Raymond Kwong
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Patent number: 7981525Abstract: There is provided an organic light-emitting device having an optical output with a high efficiency and a high luminance, and having good durability. The organic light-emitting device includes an anode, a cathode, and a layer including an organic compound interposed between the anode and the cathode, in which the layer contains a naphthalene compound represented by the general formula (1): wherein Ar1's each represent a substituted or unsubstituted fused ring aromatic hydrocarbon group having four or more rings.Type: GrantFiled: March 5, 2008Date of Patent: July 19, 2011Assignee: Canon Kabushiki KaishaInventors: Masashi Hashimoto, Hironobu Iwawaki, Satoshi Igawa, Takao Takiguchi, Shinjiro Okada
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Publication number: 20110163302Abstract: 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: ApplicationFiled: June 30, 2009Publication date: July 7, 2011Applicant: Universal Display CorporationInventors: Chun Lin, Bin Ma, Chuanjun Xia, Yonggang Wu, Raymond Kwong
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Publication number: 20110156011Abstract: The present invention relates to a blue fluorescence compound which enables to achieve high brightness, a long lifetime and high efficiency; and an organic electroluminescence device thereof.Type: ApplicationFiled: August 17, 2010Publication date: June 30, 2011Inventors: Jong-Kwan BIN, Soon-Wook Cha, Seung-Jae Lee, Jung-Keun Kim, Chun-Gun Park
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Publication number: 20110147717Abstract: This invention relates to deuterated compounds that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a deuterated compound.Type: ApplicationFiled: December 21, 2009Publication date: June 23, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Daniel David LeCloux, Hong Meng
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Publication number: 20110121269Abstract: This invention relates to deuterated aryl-anthracene compounds that are useful in electronic applications. It also relates to electronic devices in which the active layer includes such a deuterated compound.Type: ApplicationFiled: May 19, 2010Publication date: May 26, 2011Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: DANIEL DAVID LECLOUX, ADAM FENNIMORE, WEIYING GAO, NORA SABINA RADU, WEISHI WU, VSEVOLOD ROSTOVTSEV, MICHAEL HENRY HOWARD, JR., HONG MENG, YULONG SHEN
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Publication number: 20110112275Abstract: The present invention relates to condensed aromatic compounds with multiple ring bridging of the general formulae (1), (2), (3), (4) and (5). The invention furthermore relates to the use of the compounds according to the invention in an organic electronic device and to a process for the preparation of the compounds according to the invention. The invention furthermore relates to an electronic device which comprises the compounds according to the invention.Type: ApplicationFiled: October 1, 2009Publication date: May 12, 2011Applicant: Merck Patent GmbHInventors: Amir Hossain Parham, Christof Pflumm, Holger Heil, Arne Buesing
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Publication number: 20110095284Abstract: Provided are a novel fused polycyclic aromatic compound having a fluoranthene skeleton and an organic light emitting device having high efficiency and high durability. The organic light emitting device includes a fused polycyclic aromatic compound represented by the following general formula [1] or [2], and the organic light emitting device includes an anode, a cathode, an organic compound layer interposed between the anode and the cathode, in which at least one layer of the organic compound layers includes at least one kind of the fused polycyclic aromatic compound represented by the following general formula [1] or [2].Type: ApplicationFiled: July 9, 2009Publication date: April 28, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Taiki Watanabe, Koichi Suzuki, Kazunori Ueno, Koichi Nakata, Takayuki Ito, Hiroki Ohrui, Akihiro Senoo, Naoki Yamada
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Publication number: 20110092701Abstract: The invention relates to the improvement of organic electroluminescent devices, in which compounds that are represented by formula (1) are used, in particular as hole injection materials or hole transport materials in a hole injection layer or hole transport layer.Type: ApplicationFiled: March 5, 2009Publication date: April 21, 2011Applicant: Merck Patent GmbHInventors: Christof Pflumm, Arne Buesing, Amir Hossain, Rocco Fortte, Holger Heil, Philipp Stoessel
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Publication number: 20110084256Abstract: A condensed-cyclic compound represented by Formula 1 below and an organic light emitting diode including the condensed-cyclic compound:Type: ApplicationFiled: September 30, 2010Publication date: April 14, 2011Applicant: Samsung Mobile Display Co., Ltd.Inventors: Hee-Yeon Kim, Seung-Gak Yang, Kwan-Hee Lee
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Patent number: 7919197Abstract: There are provided a condensed ring aromatic compound and an organic light-emitting device having an optical output with high efficiency and high luminance, and durability. An organic light-emitting device including: a pair of electrodes comprising an anode and a cathode of which at least one is transparent or translucent; and an organic compound layer disposed between the pair of electrodes, wherein the organic compound layer contains the condensed ring aromatic compound represented by the following formula [1].Type: GrantFiled: March 27, 2008Date of Patent: April 5, 2011Assignee: Canon Kabushiki KaishaInventors: Chika Negishi, Akihito Saitoh, Hiroki Ohrui, Hironobu Iwawaki, Masanori Muratsubaki
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Patent number: 7919654Abstract: Provided are a cyclopentaphenanthrene-based compound and an organic EL device using the same. The cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, and color stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, a light-emitting layer in an organic EL device, and as an organic dye or an electronic material such as a nonlinear optical material.Type: GrantFiled: August 4, 2010Date of Patent: April 5, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sang-Hoon Park, Che-Un Yang, Jong-Jin Park, Jhun-Mo Son, O-Hyun Kwon, Yu-Jin Kim
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Patent number: 7919198Abstract: Provided are a condensed ring aromatic compound for an organic light-emitting device, and an organic light-emitting device having optical output with high efficiency and high luminescence and having durability. An organic light-emitting device including an anode and a cathode, and a layer made of an organic compound interposed between the anode and the cathode, wherein at least one layer of the layers made of the organic compound contains a condensed ring aromatic compound shown in the following general formula [1]: wherein R1 to R16 each independently represent a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, and may be the same or different.Type: GrantFiled: March 27, 2008Date of Patent: April 5, 2011Assignee: Canon Kabushiki KaishaInventors: Chika Negishi, Akihito Saitoh, Hiroki Ohrui, Hironobu Iwawaki, Masanori Muratsubaki
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Patent number: 7901594Abstract: The present invention relates to polyacene derivatives represented by general formula (I) below: (wherein R1 to R10, etc. each represents hydrogen atom, hydrocarbon group, or an alkoxy group; A1 and A2 are hydrogen atom, a halogen atom, a hydrocarbon group, an alkoxy group, cyano group, etc.; n is an integer of not less than 1; R6 and R7 may be linked to each other to form a ring); and a process for preparing the polyacene derivatives from polyhydro compounds as well as electrically conductive materials comprising the polyacene derivatives. According to the process for preparing the polyacene derivatives of the present invention, optional substituents can be introduced into any carbon atoms of the polyacene, and the number of aromatic rings can be increased.Type: GrantFiled: February 28, 2001Date of Patent: March 8, 2011Assignee: Japan Science and Technology CorporationInventor: Tamotsu Takahasi
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Publication number: 20110042660Abstract: Provided is an organic luminescent medium containing a specific diaminopyrene derivative and a specific anthracene derivative. Also provided are an organic electroluminescence device capable of emitting light having a short wavelength (such as blue light) with high luminous efficiency and having a long lifetime by having such constitution that the organic EL device contains one or more organic thin film layers including a light emitting layer between a cathode and an anode, and at least one layer of the organic thin film layers contains the organic luminescent medium, and an organic luminescent medium that can be used in an organic thin film layer of the organic EL device.Type: ApplicationFiled: February 16, 2009Publication date: February 24, 2011Applicant: Idemitsu Kosan Co., Ltd.Inventors: Masahiro Kawamura, Masakazu Funahashi, Mitsunori Ito
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Publication number: 20110037381Abstract: There is provided an electroluminescent composition. The composition includes a material having Formula I In Formula I: R1 is the same or different at each occurrence and is selected from D, alkyl, alkoxy, silyl, and siloxane, or adjacent R1 groups may be joined together to form a 5- or 6-membered aliphatic ring; Ar1 and Ar2 are the same or different and are aryl groups; a is an integer from 0 to 6; b is an integer from 0 to 2; and c is an integer from 0 to 3.Type: ApplicationFiled: December 21, 2009Publication date: February 17, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Vsevolod Rostovtsev, Weiying Gao, Jeffrey A. Merlo
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Publication number: 20110034733Abstract: A aromatic amine derivative having an specific structure having a diphenyl amino group, and two or more of substituent bonding to benzene ring thereof, and in an organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, at least one of the organic thin film layer comprises the aromatic amine derivative singly or a component for a mixture thereof. The organic electroluminescence device exhibiting a long lifetime and high current efficiency as well as emitting blue light with high color purity, and also the aromatic amine derivative for realizing the organic EL device are provided.Type: ApplicationFiled: August 11, 2010Publication date: February 10, 2011Applicant: Idemitsu Kosan Co., Ltd.Inventors: Masakazu FUNAHASHI, Mineyuki Kubota
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Publication number: 20110003985Abstract: Provided are a cyclopentaphenanthrene-based compound and an organic EL device using the same. The cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, and color stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, a light-emitting layer in an organic EL device, and as an organic dye or an electronic material such as a nonlinear optical material.Type: ApplicationFiled: August 4, 2010Publication date: January 6, 2011Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: SANG-HOON PARK, CHE-UN YANG, JONG-JIN PARK, JHUN-MO SON, O-HYUN KWON, YU-JIN KIM
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Publication number: 20100320452Abstract: A fused aromatic ring derivative shown by the following formula (1): wherein Ra and Rb are independently a hydrogen atom or a substituent, p is an integer of 1 to 8 and q is an integer of 1 to 11, when p is 2 or more, plural Ras may be independently the same or different and adjacent Ras may form a ring, when q is 2 or more, plural Rbs may be independently the same or different, L1 is a single bond, or a substituted or unsubstituted divalent linking group, and Ar1 is a substituted or unsubstituted aryl group having 6 to 50 ring carbon atoms or a substituted or unsubstituted heteroaryl group having 5 to 50 ring atoms, provided that the substituent of L1, the substituent of Ar1, Ra and Rb contain no substituted or unsubstituted amino group.Type: ApplicationFiled: November 25, 2008Publication date: December 23, 2010Inventor: Masahiro Kawamura
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Publication number: 20100311734Abstract: The invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof, for treating diseases and conditions of the central nervous system (CNS), in particular sleep disorders.Type: ApplicationFiled: July 24, 2008Publication date: December 9, 2010Inventors: Maurizio Botta, Emiliano Castiglioni, Romano Di Fabio, Raffaella Spinosa, Andrea Togninelli
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Publication number: 20100311728Abstract: Provided herein methods of screening for potential antidepressant compounds effective to increase production of cellular CDP-diacylglycerol and synthesis of inositol phospholipid in depression-related areas of the brain. Also, provided are methods of diagnosing and treating depressive or mood disorders in a subject by administering these screened antidepressant compounds. Further provided is a method of determining the therapeutic efficacy of an antidepressant drug regimen by comparing the ratio of CDP-diacylglycerol/inositol phosphate after treatment to a basal ratio in a subject.Type: ApplicationFiled: July 23, 2010Publication date: December 9, 2010Inventor: Ashiwel S. Undieh
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Patent number: 7847125Abstract: A compound having the formula: R1 and R2 together with the carbon atoms to which they are bonded are joined together to form a C3-C30 ring. The C3-C30 ring may be substituted with one or more substituents or unsubstituted. The C3-C30 ring may contain one or more heteroatoms. The C3-C30 ring may be saturated, partially unsaturated, or fully unsaturated.Type: GrantFiled: November 16, 2007Date of Patent: December 7, 2010Assignee: Chemtura CorporationInventors: Qinggao Ma, Cyril Migdal
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Patent number: 7846558Abstract: A blue light emitting compound and an organic electroluminescent device using the compound are provided. The device exhibits improved color purity of blue emission and excellent life characteristics so as to be used to manufacture a full-color display.Type: GrantFiled: June 21, 2007Date of Patent: December 7, 2010Assignee: SFC Co., Ltd.Inventors: Jong-Tae Je, Sang-Hae Lee, Sug-Kwang Hwang, Seon-Keun Yoo
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Publication number: 20100298607Abstract: Provided are a cyclopentaphenanthrene-based compound and an organic EL device using the same. The cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, and color stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, a light-emitting layer in an organic EL device, and as an organic dye or an electronic material such as a nonlinear optical material.Type: ApplicationFiled: August 4, 2010Publication date: November 25, 2010Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: SANG-HOON PARK, CHE-UN YANG, JONG-JIN PARK, JHUN-MO SON, O-HYUN KWON, YU-JIN KIM
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Patent number: 7838130Abstract: A novel compound which is useful as a constitutional component for an organic EL device is provided by an aminodibenzofluorene derivative comprising (A) at least one dibenzofluorene structure and (B) at least one amino group in a molecule, a material for an organic electroluminescence (EL) device comprising the same, a light emitting material for an organic EL device, a light emitting organic solution, an organic EL device in which an organic compound layer comprising a single layer or plural layers including at least a light emitting layer is interposed between a pair of electrodes, wherein at leas one layer in the organic compound layer described above contains at least one kind of the aminodibenzofluorene derivative described above and an equipment comprising the same. A practical organic EL device which has a low operating voltage, a long lifetime and a high current efficiency and which provides blue light emission having an excellent color purity is materialized by using the above compound.Type: GrantFiled: October 30, 2007Date of Patent: November 23, 2010Assignee: Idemitsu Kosan Co., Ltd.Inventors: Yoriyuki Takashima, Masakazu Funahashi
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Publication number: 20100279001Abstract: Disclosed are a carbon nano-tube (CNT) thin film treated with chemical having an electron withdrawing functional group and a manufacturing method thereof. Specifically, the CNT thin film comprises a CNT composition to be applied on a plastic substrate. The CNT composition comprises a CNT; and chemical connected to the CNT and having an electron withdrawing functional group. In addition, the method for manufacturing a CNT thin film comprises steps of preparing a CNT; treating the CNT with chemical having an electron withdrawing functional group; mixing the CNT treated with the chemical with a dispersing agent or dispersing solvent to prepare a CNT dispersed solution; and forming a CNT thin film with the CNT dispersed solution. According to the CNT thin film and the manufacturing method thereof, a resistance of an electrode is decreased to improve the electric conductivity of the electrode.Type: ApplicationFiled: February 14, 2008Publication date: November 4, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyeon Jin Shin, Seonmi Yoon, Jaeyoung Choi, Young Hee Lee, Seong Jae Choi, Soo Min Kim
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Patent number: 7799950Abstract: A diamine includes a structure of formula (I), wherein X and Y are independently a divalence group selected from the group consisting of: —O—, —(C?O)—O—, —O—(C?O)—, —(C?O)—NH—, and —NH—(C?O)—; and R has a structure of formula (II): wherein R1, R2, R3, R4, R5, m, and n are as defined in Claim 1. A polyamic acid is prepared by reacting a diamine reactant including the aforesaid diamine of formula (I) with a tetracarboxylic dianhydride reactant. A liquid crystal orienting film contains a polyimide converted from the aforesaid polyamic acid.Type: GrantFiled: May 9, 2007Date of Patent: September 21, 2010Assignee: Daily Polymer Co., Ltd.Inventors: Chuan-Ter Yan, Chih-Hsiung Huang, Chao-Ching Huang, Chin-Wang Kao, Tin-Hun Hung
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Patent number: 7794854Abstract: Provided is a novel corannulene compound. The corannulene compound is represented by the following general formula (1): where X represents a substituted or unsubstituted aryl group, a substituted or unsubstituted heterocyclic group, a substituted or unsubstituted amino group, or a substituted or unsubstituted cyano group, n represents an integer of 1 to 10, and when a number of X is two or more, X may be identical to or different from each other, or may bind to each other to form a ring.Type: GrantFiled: August 22, 2006Date of Patent: September 14, 2010Assignee: Canon Kabushiki KaishaInventors: Naoki Yamada, Kazunori Ueno, Jun Nishimura, Yukihiro Okada
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Patent number: 7781579Abstract: Provided are a cyclopentaphenanthrene-based compound and an organic EL device using the same. The cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, and color stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, a light-emitting layer in an organic EL device, and as an organic dye or an electronic material such as a nonlinear optical material.Type: GrantFiled: June 15, 2007Date of Patent: August 24, 2010Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sang-Hoon Park, Che-Un Yang, Jong-Jin Park, Jhun-Mo Son, O-Hyun Kwon, Yu-Jin Kim
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Publication number: 20100187983Abstract: This invention relates to deuterated compounds that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a deuterated compound.Type: ApplicationFiled: December 21, 2009Publication date: July 29, 2010Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Norman Herron, Vsevolod Rostovtsev, Jeffrey A. Merlo, Michael Henry Howard, JR., Adam Fennimore, Weiying Gao, Kalindi Dogra, Nora Sabina Radu, Weishi Wu, Eric Maurice Smith, Daniel David Lecloux
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Publication number: 20100187504Abstract: The present invention relates to a new diamine derivative, and an organic electronic device using the same. The diamine derivative according to the present invention can serve as a hole injecting, hole transporting, electron injecting, electron transporting, or light emitting material in an organic electronic device including an organic light emitting device. Particularly, it can serve as a light emitting dopant as used alone, in particular, a blue light emitting dopant. The organic electronic device according to the present invention exhibits excellent characteristics in terms of efficiency, drive voltage, life time, and stability.Type: ApplicationFiled: April 25, 2008Publication date: July 29, 2010Inventors: Hye-Young Jang, Kong-Kyeom Kim, Jae-Chol Lee, Ji-Eun Kim, Seong-So Kim, Jin-Kyoon Park, Tae-Yoon Park, Eun-Ju Kim, Wook-Dong Cho, Byung-Sun Jeon, Jae-Soon Bae
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Publication number: 20100155714Abstract: Disclosed is an organic electroluminescent device including a substrate, a first and a second electrode, and an emitting layer formed between the first electrode and the second electrode. The emitting layer includes a plurality of materials which is a blue emitting material using a following chemical formula as dopant. In this case, at least one of A1 and A2 is selected from a substituted or non-substituted aromatic group, a heterocyclic group, an aliphatic group, and hydrogen.Type: ApplicationFiled: March 1, 2010Publication date: June 24, 2010Applicant: LG DISPLAY CO., LTD.Inventors: Jeong Dae SEO, Kyung Hoon LEE, Hee Jung KIM, Chun Gun PARK, Hyoung Yun OH
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Publication number: 20100108997Abstract: Provided are novel organic electroluminescent compounds, and organic electroluminescent devices comprising the same as electroluminescent material. Specifically, the organic electroluminescent compounds according to the present invention are represented by Chemical Formula (1): wherein, at least one substituent(s) among Ar1, Ar2, R6, R7, R8, R9, R10, R11, R12, R13, R14 and R15 represent(s) The organic electroluminescent compounds according to the present invention exhibit high luminous efficiency and excellent life property of material, so that an OLED having very good operation life can be manufactured therefrom. Further, the organic electroluminescent compound according to the present invention, when it is contained in an electroluminescent layer or a hole transport layer, lowers the operation voltage to result in noticeable decrease in power consumption, with exhibiting at least comparable luminous efficiency as compared to conventional OLED's.Type: ApplicationFiled: October 13, 2009Publication date: May 6, 2010Applicant: Gracel Display Inc.Inventors: Young Gil Kim, Young Jun Cho, Chi Sik Kim, Sung Jin Eum, Hyuck Joo Kwon, Bong Ok Kim, Sung Min Kim, Seung Soo Yoon
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Publication number: 20100109517Abstract: A polymer compound comprising a constitutional unit of the formula (1), and a repeating unit of any of the formulae (2) to (4): (wherein, x3, y1, y2, z1 to z3 are 0 or 1. y3 represents an integer of 0 to 2. u represents an integer of 0 to 8. Z represents a pyrene residue, Ar1 represents an arylene group or di-valent heterocyclic group, and Ar2 represents an aryl group or mono-valent heterocyclic group.Type: ApplicationFiled: April 23, 2008Publication date: May 6, 2010Applicant: Sumitomo Chemical Company LimitedInventors: Daisuke Fukushima, Yoshiaki Tsubata, Chizu Sekine
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Patent number: 7691491Abstract: Novel monoaminofluorene compounds are provided, and organic light-emitting devices which exhibit good luminescence hue of extremely high purity and have optical output with high luminescence efficiency, high luminance and longer operating life are provided using the compounds.Type: GrantFiled: August 12, 2003Date of Patent: April 6, 2010Assignee: Canon Kabushiki KaishaInventors: Akihito Saitoh, Mizuho Hiraoka, Koichi Suzuki, Akihiro Senoo, Hiroshi Tanabe, Naoki Yamada, Chika Negishi
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Patent number: 7691492Abstract: A novel substituted fluorene compound is provided which is represented by the general formula [I]:Type: GrantFiled: April 11, 2005Date of Patent: April 6, 2010Assignee: Canon Kabushiki KaishaInventors: Naoki Yamada, Akihito Saitoh, Keiji Okinaka, Koichi Suzuki, Akihiro Senoo
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Patent number: 7674533Abstract: Dibenzoanthracene derivatives are each substituted by an amino compound group at least one of 9-position and 14-position of a dibenzo[a,c]anthracene skeleton and represented by the following formula (1) or (2): wherein X1, X2 and X each independently represents a substituted or unsubstituted arylene or divalent heterocyclic group; A, B, C and D each independently represents a substituted or unsubstituted alkyl, aryl heterocyclic group, and between the adjacent groups, may be fused together to form rings; and Y1 to Y12 and R1 each independently represents a hydrogen atom, a halogen atom, an alkoxy group, or a substituted or unsubstituted alkyl, aryl or heterocyclic group, and, when Y1 to Y12 and R1 are other than a hydrogen atom or a halogen atom, Y1 to Y12 and R1 may be fused together between the adjacent groups to form rings.Type: GrantFiled: October 17, 2006Date of Patent: March 9, 2010Assignee: Sony CorporationInventors: Yukinari Sakamoto, Yoshihisa Miyabayashi, Tadahiko Yoshinaga
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Publication number: 20100052526Abstract: A pyrene compound is provided. The pyrene compound is represented by Formula 1: wherein A1 and A2 are as defined in the specification. Further provided is an organic electroluminescent device using the pyrene compound. The organic electroluminescent device has high color purity of blue light and shows long life characteristics. Therefore, the organic electroluminescent device is suitable for use in displays and lighting systems.Type: ApplicationFiled: August 21, 2009Publication date: March 4, 2010Inventors: Jong-Tae Je, Se-jin Lee, Bo-Kyoung Song, Sang-Hae Lee, Jin-Woo Park
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Publication number: 20100047178Abstract: The present invention relates to compounds which are perylenequinone derivatives, their stereoisomers and atropisomers. These compounds can be particularly useful as photosensitizers or sononsensitizers in photodynamic or sonodynamic therapy. The invention also relates to various methods for using these compounds in photodynamic and/or sonodynamic therapy. The compounds also are useful as therapeutic agents for treating various hyperproliferative disorders.Type: ApplicationFiled: July 28, 2006Publication date: February 25, 2010Applicant: QUEST PHARMATECH INC.Inventors: Sanjay K. Sharma, Thomas Woo, Selvaraj Naicker