Patents Assigned to SFC Co., Ltd.
-
Patent number: 10473666Abstract: The present invention relates to dye compounds represented by Formulae I and II, which are described in the specification. The dye compounds of the present invention have markedly improved quantum yields and emit strong fluorescence compared to existing cyanine dyes. Due to these advantages, the dye compounds of the present invention can find applications in various fields, for example, as probes for various biological systems where optical imaging is required. Particularly, the dye compounds of the present invention can be used as mitotrackers capable of labeling and tracking mitochondria. Therefore, the dye compounds of the present invention can be used to quantitatively image mitochondria in live tissues and cells. Furthermore, the dye compounds of the present invention can be applied as pH probes for measuring the pH of live cells.Type: GrantFiled: July 18, 2016Date of Patent: November 12, 2019Assignee: SFC CO., LTD.Inventors: Ju-man Song, Seon-Gi Min, Seung-Soo Lee, Do-min Lee, Kyung-Hwa Park, Moon-Chan Hwang, Bong-Ki Shin, Jong-Tae Je
-
Patent number: 10468603Abstract: The present disclosure relates to an organic light-emitting diode having a low driving voltage and long lifespan and more particularly, to an organic light-emitting diode, comprising a first electrode, a second electrode facing the first electrode, and a light-emitting layer interposed therebetween, wherein the light-emitting layer contains at least one of the amine compounds represented by the following Chemical Formula A or Chemical Formula B, plus the compound represented by Chemical Formula D. The structures of Chemical Formulas A, B, and D are the same as in the specification.Type: GrantFiled: January 15, 2016Date of Patent: November 5, 2019Assignee: SFC CO., LTD.Inventors: Soon-Wook Cha, Seok-Bae Park, Sang-woo Park, Yoona Shin, Hee-Dae Kim
-
Patent number: 10424742Abstract: The organic EL device of the invention has, in order, an anode, a hole transport layer, a luminous layer, an electron transport layer and a cathode. The hole transport layer includes an indenoacridan derivative represented by the following general formula (1), and the luminous layer includes an N-aromatic substituted indenoindole compound and/or an N-aromatic substituted carbazole compound. In the formula, A1 is a divalent aromatic hydrocarbon group, a divalent aromatic heterocyclic group or a single bond, B is a monovalent aromatic hydrocarbon group; a monovalent aromatic heterocyclic group; or a disubstituted amino group having, as a substituent, a monovalent aromatic hydrocarbon group or a monovalent aromatic heterocyclic group; and R1 to R14 each represent a hydrogen atom or an alkyl group.Type: GrantFiled: August 6, 2015Date of Patent: September 24, 2019Assignees: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTDInventors: Shuichi Hayashi, Daizou Kanda, Shunji Mochiduki, Se-Jin Lee, Oun-gyu Lee, Bong-Ki Shin
-
Patent number: 10388882Abstract: An anthracene derivative represented by Formula 1 is disclosed. An organic light-emitting device including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes at least one anthracene derivative represented by Formula 1, is also disclosed. A method of manufacturing the organic light-emitting device is also disclosed.Type: GrantFiled: March 3, 2014Date of Patent: August 20, 2019Assignees: Samsung Display Co., Ltd., SFC Co., Ltd.Inventors: Mi-Kyung Kim, Kwan-Hee Lee, Yeon-Kwon Ryu, Ji-Young Kim
-
Patent number: 10316013Abstract: Disclosed is an organic light emitting compound represented by Formula I: Also disclosed is an organic light emitting device including the organic light emitting compound. The organic light emitting device can be driven at a low voltage to achieve high power efficiency. In addition, the organic light emitting device has excellent luminescent properties, such as high luminance and high luminous efficiency. Due to these advantages, the organic light emitting device can be utilized as a display device or a lighting device.Type: GrantFiled: May 14, 2015Date of Patent: June 11, 2019Assignee: SFC Co., Ltd.Inventors: Jeong-Soo Kim, Yeon-kwon Ryu, Sang-Won Ko, Su-Jin Lee, Ji-Hwan Kim, Ji-young Kim
-
Publication number: 20190140177Abstract: Disclosed are amine-substituted naphthalene derivatives and organic light emitting diodes including the same. In the organic light emitting diodes, at least one of the amine-substituted naphthalene derivatives is employed in a hole auxiliary layer interposed between a hole transport layer and a light emitting layer to enable efficient hole transport to the light emitting layer, achieving high luminous efficiency and long lifetime.Type: ApplicationFiled: November 8, 2018Publication date: May 9, 2019Applicant: SFC CO., LTD.Inventors: Se-jin LEE, Bong-Hyang LEE, Taejung YU, Yeongtae CHOI, Dajung LEE
-
Publication number: 20180277761Abstract: An organic electroluminescent device having low driving voltage, high luminous efficiency, and a long lifetime is provided by combining various materials for an organic EL device, which are excellent, as materials for an organic electroluminescent device having high efficiency and high durability, in hole and electron injection/transport performances, electron blocking ability, stability in a thin-film state and durability, so as to allow the respective materials to effectively reveal their characteristics. In the organic electroluminescent device having at least an anode, a hole transport layer, a light emitting layer, an electron transport layer and a cathode in this order, the hole transport layer includes an arylamine compound represented by the following general formula (1), and the light emitting layer includes an amine derivative of the following general formula (2) having a condensed ring structure.Type: ApplicationFiled: November 6, 2015Publication date: September 27, 2018Applicants: Hodogaya Chemical Co., Ltd., SFC Co., Ltd., SFC Co., Ltd.Inventors: Shuichi Hayashi, Naoaki Kabasawa, Soon-wook Cha, Sang- woo Park, Ju- man Song, Kyung- seok Jeon
-
Publication number: 20180212153Abstract: According to the present invention, there is provided an organic electroluminescent device which has an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode arranged in order of description. The device is characterized in that: the hole transport layer includes a specific arylamine compound, and that the luminous layer includes a specific indenoindole derivative or a specific carbazole derivative. The organic EL device of the present invention has improved efficiency of hole transport from the hole transport layer to the luminous layer and also improved efficiency of electron transport from the electron transport layer to the luminous layer, in comparison to conventional organic EL devices.Type: ApplicationFiled: July 27, 2015Publication date: July 26, 2018Applicants: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTD.Inventors: Shuichi HAYASHI, Naoaki KABASAWA, Shunji MOCHIDUKI, Se-Jin LEE, Oun-gyu LEE, Bong-Ki SHIN
-
Patent number: 10014479Abstract: An organic light-emitting diode with high efficiency and long lifetime includes a first electrode, a second electrode facing the first electrode and an emissive layer between the first electrode and the second electrode, wherein the emissive layer includes a luminescent material that allows for the emission of deep blue light at high efficiency with a long lifetime.Type: GrantFiled: December 28, 2015Date of Patent: July 3, 2018Assignee: SFC CO., LTD.Inventors: Hee-Dae Kim, Seok-Bae Park, Yoona Shin, Sang-Woo Park, Soon-Wook Cha
-
Patent number: 9991449Abstract: The present invention relates to a novel anthracene derivative, for an organic light-emitting device, and an organic light-emitting device comprising same, the anthracene derivative enabling excellent device characteristics when used as a light-emitting material.Type: GrantFiled: January 8, 2016Date of Patent: June 5, 2018Assignee: SFC CO., LTD.Inventors: Soon-Wook Cha, Sang-woo Park, Seok-Bae Park, Yoona Shin, Hee-Dae Kim
-
Patent number: 9969887Abstract: The present disclosure relates to a novel merocyanine-based compound capable of labeling biomolecules by intercalating biomolecules, and to a dye, kit and contrast medium composition for labelling biomolecules comprising the same.Type: GrantFiled: April 19, 2017Date of Patent: May 15, 2018Assignee: SFC Co., Ltd.Inventors: Su-Jin Kim, Do-Min Lee, Jong-Tae Je
-
Patent number: 9905775Abstract: The present invention provides an organic electroluminescent device having at least an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode in this order, wherein the hole transport layer contains an arylamine compound having a specific structure, and the luminous layer contains an indenoindole derivative or a carbazole derivative having a specific structure. The organic EL device of the present invention is an organic EL device improved in luminous efficiency, driving voltage and durability.Type: GrantFiled: January 5, 2016Date of Patent: February 27, 2018Assignees: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTDInventors: Shuichi Hayashi, Naoaki Kabasawa, Shunji Mochiduki, Se-Jin Lee, Oun-gyu Lee, Bong-Ki Shin
-
Publication number: 20180040834Abstract: Disclosed is an organic light emitting compound represented by Formula I: HAr1-(L)n-HAr2??(I) Also disclosed is an organic light emitting diode including the organic light emitting compound. Particularly, the organic light emitting diode employs the organic light emitting compound as a material for electron injection and transport. The organic light emitting diode can be driven at a low voltage and has improved life characteristics compared to conventional organic light emitting diodes. Due to these advantages, the organic light emitting diode is useful in a variety of industrial applications, including displays and lighting systems.Type: ApplicationFiled: July 26, 2017Publication date: February 8, 2018Applicant: SFC CO., LTD.Inventors: Yeongtae CHOI, Se-jin LEE, Seok-bae PARK, Taejung YU, Byung-sun YANG, Dajung LEE
-
Publication number: 20180026198Abstract: The organic EL device of the present invention has an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode in the order of description. The hole transport layer includes an arylamine compound represented by the following general formula (1): in the formula, Ar1 to Ar4 each represent a monovalent aromatic hydrocarbon group or a monovalent aromatic heterocyclic group, and the luminous layer includes an N-aromatic substituted nitrogen-containing heterocyclic compound.Type: ApplicationFiled: January 5, 2016Publication date: January 25, 2018Applicants: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTD.Inventors: Norimasa YOKOYAMA, Shuichi HAYASHI, Takeshi YAMAMOTO, Naoaki KABASAWA, Daizo KANDA, Shunji MOCHIDUKI, Se-Jin LEE, Oun-gyu LEE, Bong-Ki SHIN
-
Publication number: 20170358753Abstract: The present invention provides an organic electroluminescent device having at least an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode in this order, wherein the hole transport layer contains an arylamine compound having a specific structure, and the luminous layer contains an indenoindole derivative or a carbazole derivative having a specific structure. The organic EL device of the present invention is an organic EL device improved in luminous efficiency, driving voltage and durability.Type: ApplicationFiled: January 5, 2016Publication date: December 14, 2017Applicants: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTDInventors: Shuichi HAYASHI, Naoaki KABASAWA, Shunji MOCHIDUKI, Se-Jin LEE, Oun-gyu LEE, Bong-Ki SHIN
-
Patent number: 9815821Abstract: Embodiments of the present invention are directed to a condensed-cyclic compound and an OLED including the same.Type: GrantFiled: November 19, 2012Date of Patent: November 14, 2017Assignees: Samsung Display Co., Ltd., SFC Co., LtdInventors: Myeong-Suk Kim, Tae-Kyung Kim, Jeoung-In Yi, Jeong-Soo Kim, Su-Jin Lee, Hyun-Jung Kwon, Sang-Won Ko
-
Patent number: 9793514Abstract: The present invention relates to an organic light emitting diode and a manufacturing method therefor, and the organic light emitting diode comprises: a lower electrode formed on a light-transmitting substrate; an organic thin film layer which is formed on the lower electrode and includes a light-emitting layer; a light-transmitting upper electrode formed on the organic thin film layer; a functional layer which is formed on the upper electrode and enables mutual reinforcement and interference for the transmitted lights; and a reflective layer formed on the functional layer.Type: GrantFiled: October 22, 2013Date of Patent: October 17, 2017Assignee: SFC CO., LTD.Inventors: Oun Gyu Lee, Young Hwan Park, Jeong Hyun Kim, Jong Tae Je
-
Publication number: 20170271599Abstract: The organic EL device of the invention has, in order, an anode, a hole transport layer, a luminous layer, an electron transport layer and a cathode. The hole transport layer includes an indenoacridan derivative represented by the following general formula (1), and the luminous layer includes an N-aromatic substituted indenoindole compound and/or an N-aromatic substituted carbazole compound. In the formula, A1 is a divalent aromatic hydrocarbon group, a divalent aromatic heterocyclic group or a single bond, B is a monovalent aromatic hydrocarbon group; a monovalent aromatic heterocyclic group; or a disubstituted amino group having, as a substituent, a monovalent aromatic hydrocarbon group or a monovalent aromatic heterocyclic group; and R1 to R14 each represent a hydrogen atom or an alkyl group.Type: ApplicationFiled: August 6, 2015Publication date: September 21, 2017Applicants: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTD.Inventors: Shuichi HAYASHI, Daizou KANDA, Shunji MOCHIDUKI, Se-Jin LEE, Oun-gyu LEE, Bong-Ki SHIN
-
Patent number: 9653689Abstract: A condensed-cyclic compound represented by Formula 1 below, and an organic light-emitting diode including the condensed-cyclic compound. wherein R1 through R6, Ar5 and Ar6, and X1 through X10 are defined as in the specification.Type: GrantFiled: December 15, 2015Date of Patent: May 16, 2017Assignees: Samsung Display Co., Ltd., SFC CO., LTD.Inventors: Myeong-Suk Kim, Jong-Tae Je, Se-Jin Lee, Seok-Bae Park, Se-Jin Yu, Jea-Geon Lim, Byoung-Ki Choi, Tae-Kyung Kim, Jeoung-In Yi
-
Patent number: 9570711Abstract: Disclosed are an organic light emitting diode and a method of manufacturing the same, the organic light emitting diode including: a light-transmitting substrate including a first region and a second region separated from the first region; a first lower electrode formed on the first region of the light-transmitting substrate and a second lower electrode formed on the second region thereof; a first organic thin film layer including a first emission material layer, formed on the first lower electrode of the first region, and a second organic thin film layer including a second emission material layer, formed on the second lower electrode of the second region; and a light-transmitting upper electrode formed on the first organic thin film layer and the second organic thin film layer and configured such that portions corresponding to the first region and the second region are connected to each other.Type: GrantFiled: August 21, 2014Date of Patent: February 14, 2017Assignee: SFC CO., LTD.Inventors: Oun-Gyu Lee, Young-hwan Park, Jong-Tae Je