Patents Assigned to SFC Co., Ltd.
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Patent number: 12759989Abstract: Disclosed is an organic compound represented by any one of Chemical Formulas A to E and an organic light-emitting diode including the same. Chemical Formulas A to E are as described in the specification.Type: GrantFiled: April 1, 2024Date of Patent: October 13, 2026Assignee: SFC CO., LTD.Inventors: Yeong-Tae Choi, Se-Jin Lee, Seok-Bae Park, Taejung Yu, Byung-Sun Yang, Dajung Lee
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Publication number: 20260314162Abstract: The present invention relates to a polycyclic compound represented by the following [Chemical Formula 1] or [Chemical Formula 2], and a high-efficiency and long-lifespan organic light-emitting device having significantly improved low-voltage driving, and excellent light-emitting efficiency, long lifespan and the like by employing the same as a dopant material of a light-emitting layer in the device.Type: ApplicationFiled: March 18, 2026Publication date: October 8, 2026Applicant: SFC CO., LTD.Inventors: So-young SHIM, Jin-hwi CHO
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Publication number: 20260312121Abstract: The present disclosure relates to a compound for an electrolyte solution, a compound for an electrolyte solution additive, an electrolyte solution material, an electrolyte solution additive, an electrolyte solution for a secondary battery, and a secondary battery, and provides an electrolyte solution for a secondary battery, including a novel compound, or an isomer thereof.Type: ApplicationFiled: May 13, 2024Publication date: October 8, 2026Applicant: SFC CO., LTD.Inventors: Jong Tae JE, Ki Suk KIM
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Patent number: 12742115Abstract: An organoelectroluminescent device according to the present invention employs compounds of characteristic structures as a hole transport material and a dopant material in a hole injection layer or a hole transport layer, and in an emissive layer, respectively, and thus can be driven at a low voltage and realize highly efficient emission characteristics with excellent external quantum efficiency. Thus, the organoelectroluminescent device may be industrially advantageously used in a flexible display device, a flexible display device, a single-color or white-color flat lighting device, a single-color or shite-color flexible lighting device, and the like.Type: GrantFiled: March 18, 2021Date of Patent: September 22, 2026Assignee: SFC CO., LTD.Inventors: So-young Shim, Se-jin Yu, Jin-hwi Cho, Yong-woon Yang
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Publication number: 20260282642Abstract: The present invention relates to an organic compound represented by the following [Chemical Formula 1] including the following [Structural Formula 1], and a high-efficiency and long-lifespan organic light-emitting device having significantly improved low-voltage driving, and excellent light-emitting efficiency, long lifespan and the like by employing the same as a host material of a light-emitting layer in the device.Type: ApplicationFiled: March 4, 2026Publication date: September 17, 2026Applicant: SFC CO., LTD.Inventors: Kyeong-hyeon KIM, Do-yeong CHOI, Kyeong-wan KIM, Seo-youn PARK, Jae-gyeong JEONG, Yu-jin SEONG, Se-jin LEE
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Patent number: 12735435Abstract: A polycyclic aromatic derivative compound according to the present invention is employed in an organic layer in a device, thus being able to implement a high-efficiency organic light-emitting device, and thus can be industrially and effectively used in various display devices such as flexible displays, and illumination apparatuses such as monochromatic or white flat illumination and monochromatic or white flexible illumination.Type: GrantFiled: January 25, 2021Date of Patent: September 15, 2026Assignee: SFC CO., LTD.Inventors: Byung-sun Yang, Sung-hoon Joo, Bong-ki Shin, Ji-hwan Kim, Hyeon-jun Jo, Sung-eun Choi
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Patent number: 12733394Abstract: Disclosed is a highly efficient organic light-emitting device that uses an anthracene derivative having a characteristic structure as a host compound in a light-emitting layer of the organic light-emitting device and includes a capping layer formed using a compound having a characteristic structure in the organic light-emitting device.Type: GrantFiled: August 4, 2022Date of Patent: September 8, 2026Assignee: SFC Co., Ltd.Inventors: Jin-hwi Cho, Se-jin Yu, So-young Shim, Yong-woon Yang
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Patent number: 12723192Abstract: An organic electroluminescent element including an anode and a cathode and including, between the anode and the cathode, at least a first hole transport layer, a second hole transport layer, a blue-light-emitting layer, and an electron transport layer disposed in this order from the anode side, in which at least one of the layers disposed between the first hole transport layer and the electron transport layer includes an arylamine compound represented by general formula (1).Type: GrantFiled: January 21, 2021Date of Patent: September 1, 2026Assignees: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTD.Inventors: Junichi Izumida, Takeshi Yamamoto, Kouki Kase, Kazuyuki Suruga, Shuichi Hayashi, Soon-Wook Cha, Sung-Hoon Joo, Byung-Sun Yang, Ji-Hwan Kim
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Patent number: 12692282Abstract: The present invention relates to a polycyclic compound which can be employed in various organic layers included in an organic light emitting device and contains R substituted with at least one deuterium (D), and to an organic light emitting device which has a long lifespan by comprising same to significantly improve lifespan characteristics thereof. According to the present invention, an organic light emitting device having a long lifespan can be implemented, and thus can be industrially advantageously used in various lighting and display devices, such as a flat panel display device, a flexible display device, a monochromatic or white flat panel lighting device, a monochromatic or white flexible lighting device, a vehicle display device, and a virtual or augmented reality display device.Type: GrantFiled: December 1, 2021Date of Patent: July 28, 2026Assignee: SFC CO., LTD.Inventors: Sung-hoon Joo, Bong-ki Shin, Byung-sun Yang, Ji-hwan Kim, Hyeon-jun Jo, Sung-eun Choi, Seong-eun Woo, Dong-myung Park, Jun-young Moon, Soo-kyung Kang
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Patent number: 12690387Abstract: Provided are an anthracene compound represented by Chemical Formula A and an organic light-emitting diode comprising the same. The anthracene compound includes at least one deuterium atom and is useful as a host material in a light-emitting laver, thereby enabling an organic light-emitting diode exhibiting improved device characteristics including low driving voltage and high luminous efficiency.Type: GrantFiled: April 8, 2021Date of Patent: July 21, 2026Assignee: SFC CO., LTD.Inventors: Hee-dae Kim, Seok-bae Park, Dong Myung Park, Seongeun Woo, Soo Kyung Kang
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Patent number: 12674093Abstract: An organoelectroluminescent device according to the present invention can achieve low-voltage driving and high-efficiency luminous characteristics with excellent external quantum efficiency by employing compounds having a characteristic structure as a hole transport material and a dopant material in a hole injection layer or hole transport layer and a light-emitting layer respectively, and thus can be effectively used in industrial applications such as flat display devices, flexible display devices, monochrome or white flat lighting devices, and monochrome or white flexible lighting devices.Type: GrantFiled: March 18, 2021Date of Patent: July 7, 2026Assignee: SFC CO., LTD.Inventors: So-Young Shim, Se-jin Yu, Jin-hwi Cho, Yong-woon Yang
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Patent number: 12644046Abstract: The present inventors have focused the fact that an arylamine material having a specific structure is excellent in hole injection/transport ability, thin film stability and durability. The arylamine compound of the above can be selected as a material for the hole transport layer, holes injected from the anode side can be efficiently transported. Furthermore, various organic EL devices combining electron transport materials having a specific structure and the like were manufactured, and the characteristics of the devices were evaluated diligently.Type: GrantFiled: October 20, 2020Date of Patent: June 2, 2026Assignees: Hodogaya Chemical Co., Ltd., SFC Co., Ltd.Inventors: Kazuyuki Suruga, Kouki Kase, Takeshi Yamamoto, Shuichi Hayashi, Soon-wook Cha, Sung-hoon Joo, Byung-sun Yang, Ji-Hwan Kim
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Patent number: 12581854Abstract: Disclosed herein is an organic light-emitting diode, comprising: a first electrode, a second electrode opposite the first electrode, and a light-emitting layer and an electron-density-controlling layer in that order between the first electrode and the second electrode, wherein the electron-density-controlling layer includes at least one selected from among compounds represented by Chemical Formulas A to D, and the light-emitting layer includes at least one anthracene compound represented by Chemical Formula H. The electron-density-controlling layer may be disposed between the light-emitting layer and an electron transport layer.Type: GrantFiled: February 25, 2021Date of Patent: March 17, 2026Assignee: SFC CO., LTD.Inventors: Soon-Wook Cha, Young-Hwan Park, Seo-Yeon Yoon, So Young Shim
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Patent number: 12552984Abstract: Disclosed is an organic electroluminescent device that employs a compound represented by Formula A-1 or A-2: and a compound represented by Formula B: The organic electroluminescent device has excellent luminescent properties such as high color purity and long lifetime.Type: GrantFiled: June 3, 2020Date of Patent: February 17, 2026Assignee: SFC CO., LTD.Inventors: Seok-bae Park, Yu-rim Lee, Hee-dae Kim, Seoungeun Woo, Dong Myung Park
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Patent number: 12552817Abstract: The present disclosure relates to a boron compound useful in an organic light-emitting diode and an organic light-emitting diode comprising same and, more particularly, to a boron compound represented by [Chemical Formula A], wherein [Chemical Formula A] is as defined in the description.Type: GrantFiled: February 4, 2021Date of Patent: February 17, 2026Assignee: SFC CO., LTD.Inventors: Se-Jin Lee, Yeong-Tae Choi, Ji-Young Kim, Kyungtae Kim, Myeong-Jun Kim, Kyeong-Hyeon Kim
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Patent number: 12543493Abstract: The present invention relates to an organic light-emitting device employing, as a host of a light emission layer, an anthracene derivative compound having a characteristic structure by introduction of a benzofuran structure into the anthracene backbone, and as a dopant of the light emission layer, a polycyclic compound having a characteristic structure. The organic light-emitting device according to the present invention is an organic light-emitting device with significantly improved external quantum efficiency and can be advantageously utilized not only for lighting devices but also for various display devices, such as flat, flexible, and wearable displays.Type: GrantFiled: March 8, 2022Date of Patent: February 3, 2026Assignee: SFC CO., LTD.Inventors: Kyeong-hyeon Kim, Se-jin Lee, Si-in Kim, Seok-bae Park, Hee-dae Kim, Yeong-tae Choi, Seung-soo Lee, Ji-yung Kim, Kyung-tae Kim, Myeong-jun Kim, Tae-gyun Lee, Joon-ho Kim
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Patent number: 12528830Abstract: Disclosed is a polycyclic compound that can be employed in various organic layers of an organic electroluminescent device. The polycyclic compound has a characteristic skeleton structure and characteristic substituents. Also disclosed is an organic electroluminescent device including the polycyclic compound. The organic electroluminescent device includes a light emitting layer employing the polycyclic compound as a dopant and an anthracene derivative having a characteristic structure as a host. The use of the polycyclic compound significantly improves the luminous efficiency and life characteristics of the organic electroluminescent device and makes the organic electroluminescent device highly efficient and long lasting.Type: GrantFiled: March 11, 2022Date of Patent: January 20, 2026Assignee: SFC Co., Ltd.Inventors: Sung-Hoon Joo, Bong-Ki Shin, Byung-Sun Yang, Ji-Hwan Kim, Hyeon-Jun Jo, Sung-Eun Choi, Seong-Eun Woo, Soo-Kyung Kang
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Publication number: 20260015655Abstract: The present invention relates to a novel compound and uses thereof, and more specifically, to a compound capable of labeling biomolecules (such as nucleic acids and proteins), a composition for labeling or detecting biomolecules containing the compound, a support for labeling or detecting biomolecules containing the compound, and a method of labeling or detecting biomolecules using the compound.Type: ApplicationFiled: September 24, 2025Publication date: January 15, 2026Applicant: SFC CO., LTD.Inventors: Do Min LEE, Goutam MASANTA, Min Su EUM, Ji Soo KANG, Ho Young SI, Tina KOLAY, Eun Chong JANG, Hyun Ju LIM, Ju Man SONG, Seo Young KIM, Sang Don CHOI, Sudipkumar SAHU
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Publication number: 20260001866Abstract: The present invention relates to an oligonucleotide comprising a quencher exhibiting a quenching effect on a fluorescent material exhibiting a luminescent property at an excited energy level, and various uses thereof.Type: ApplicationFiled: September 3, 2025Publication date: January 1, 2026Applicant: SFC CO., LTD.Inventors: Tae Young KIM, Goutam MASANTA, Do Min LEE, Ju Man SONG, Jong Tae JE
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Patent number: 12473306Abstract: The present disclosure relates to a boron compound useful in an organic light-emitting diode and an organic light-emitting diode comprising same and, more particularly, to a boron compound represented by any one of [Chemical Formula A], wherein [Chemical Formula A] is as defined in the description.Type: GrantFiled: March 19, 2021Date of Patent: November 18, 2025Assignee: SFC CO., LTD.Inventors: Yeong-Tae Choi, Se-Jin Lee, Ji-Yung Kim, Kyungtae Kim, Myeong-Jun Kim, Kyeong-Hyeon Kim