Patents by Inventor Byungchan Bae
Byungchan Bae has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230420696Abstract: The present disclosure relates to a method for manufacturing core-shell particles using carbon monoxide, and more particularly, to a method for manufacturing core-shell particles, the method of which a simple and fast one-pot reaction enables particle manufacturing to reduce process costs, facilitate scale-up, change various types of core and shell metals, and form a multi-layered shell by including the steps of adsorbing carbon monoxide on a transition metal for a core, and reacting carbon monoxide adsorbed on the surface of the transition metal for the core, a metal precursor for a shell, and a solvent to form particles with a core-shell structure having a reduced metal shell layer formed on a transition metal core.Type: ApplicationFiled: September 12, 2023Publication date: December 28, 2023Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-gon PARK, Eun Jik LEE, Kyunghee KIM, Sung-dae YIM, Seok-hee PARK, Min-ji KIM, Young-jun SOHN, Byungchan BAE, Seung-gon KIM, Dongwon SHIN, Hwanyeong OH, Seung Hee WOO, So Jeong LEE, Hyejin LEE, Yoon Young CHOI, Won-yong LEE, Tae-hyun YANG
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Publication number: 20230402619Abstract: A method for preparing a platinum alloy catalyst using an oxide coating according to an embodiment of the present disclosure comprises: a first step of preparing a dispersion by mixing a commercial platinum catalyst and a transition metal precursor with a solvent; a second step of preparing a catalyst by putting an ultrasonic tip into the dispersion prepared through the first step and performing an ultrasonic process; a third step of performing a primary heat treatment process on the catalyst prepared through the second step; a fourth step of performing an acid treatment process on the catalyst that has undergone the primary heat treatment process through the third step; and a fifth step of preparing a platinum alloy catalyst by performing a secondary heat treatment process on the catalyst that has undergone the acid treatment process through the fourth step.Type: ApplicationFiled: March 23, 2023Publication date: December 14, 2023Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Eun Jik LEE, Gu-gon PARK, DongJe LEE, Sung-dae YIM, Seok-hee PARK, Min-jin KIM, Young-jun SOHN, Byungchan BAE, Seung-gon KIM, Dongwon SHIN, Hwanyeong OH, Seung Hee WOO, So Jeong LEE, Hyejin LEE, Yoon Young CHOI, Yun Sik KANG, Won-yong LEE, Tae-hyun YANG
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Publication number: 20230378480Abstract: The manufacturing method of a palladium transition metal core-based core-shell electrode catalyst according to an exemplary embodiment of the present disclosure includes a first step of preparing a slurry by irradiating ultrasonic wave to a dispersion solution including a solvent, a platinum precursor, a palladium precursor, a carbon support, and a transition metal precursor, a second step of preparing a solid material by filtering, washing, and drying the slurry prepared in the first step, and a third step of preparing a core-shell electrode catalyst by thermally treating the solid prepared in the second step in a specific gas atmosphere.Type: ApplicationFiled: January 31, 2023Publication date: November 23, 2023Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-gon PARK, Eunjik LEE, Ik Sung LIM, Sung-Dae YIM, Seok-Hee PARK, Minjin KIM, Young-Jun SOHN, Byungchan BAE, Seung-gon KIM, Dongwon SHIN, Hwanyeong OH, Seung Hee WOO, So Jeong LEE, Hyejin LEE, Yoon Young CHOI, Yun Sik KANG, Won-yong LEE, Tae-hyun YANG
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Patent number: 11791475Abstract: The present disclosure relates to a method for manufacturing core-shell particles using carbon monoxide, and more particularly, to a method for manufacturing core-shell particles, the method of which a simple and fast one-pot reaction enables particle manufacturing to reduce process costs, facilitate scale-up, change various types of core and shell metals, and form a multi-layered shell by including the steps of adsorbing carbon monoxide on a transition metal for a core, and reacting carbon monoxide adsorbed on the surface of the transition metal for the core, a metal precursor for a shell, and a solvent to form particles with a core-shell structure having a reduced metal shell layer formed on a transition metal core.Type: GrantFiled: September 3, 2021Date of Patent: October 17, 2023Assignee: Korea Institute of Energy ResearchInventors: Gu-Gon Park, Eun Jik Lee, Kyunghee Kim, Sung-dae Yim, Seok-hee Park, Min-ji Kim, Young-jun Sohn, Byungchan Bae, Seung-gon Kim, Dongwon Shin, Hwanyeong Oh, Seung Hee Woo, So Jeong Lee, Hyejin Lee, Yoon Young Choi, Won-Yong Lee, Tae-hyun Yang
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Patent number: 11658307Abstract: The present disclosure relates to a method and an apparatus for manufacturing a core-shell catalyst, and more particularly, to a method and an apparatus for manufacturing a core-shell catalyst, in which a particle in the form of a core-shell in which the metal nanoparticle is coated with platinum is manufactured by substituting copper and platinum through a method of manufacturing a metal nanoparticle by emitting a laser beam to a metal ingot, and providing a particular electric potential value, and as a result, it is possible to continuously produce nanoscale uniform core-shell catalysts in large quantities.Type: GrantFiled: January 9, 2020Date of Patent: May 23, 2023Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-Gon Park, Sun-Mi Hwang, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Byungchan Bae, Seung-Gon Kim, Dongwon Shin
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Patent number: 11376664Abstract: The present disclosure is related to a method to control sizes of core-shell nanoparticles comprising the steps of: manufacturing slurry by irradiating ultrasonic waves to a dispersion solution containing a reducing solvent, a carbon support, a transition metal precursor and a precious metal precursor; manufacturing a solid by filtering the manufactured slurry, followed by washing and drying; and manufacturing a nanoparticle of a transition metal core and a platinum shell by heat-treating the dried solid at a temperature of 450 to 900° C. and a pressure of 1 to 90 bar for 0.5 to 10 hours under N2 atmosphere.Type: GrantFiled: June 30, 2020Date of Patent: July 5, 2022Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-gon Park, Hyun-uk Park, Won-yong Lee, Sung-dae Yim, Min-jin Kim, Young-jun Sohn, Byungchan Bae, Seung-gon Kim, Dongwon Shin, Hwanyeong Oh, Seung Hee Woo, So Jeong Lee, Hyejin Lee, Yoon Young Choi, Seok-hee Park, Tae-hyun Yang
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Publication number: 20220077471Abstract: The present disclosure relates to a method for manufacturing core-shell particles using carbon monoxide, and more particularly, to a method for manufacturing core-shell particles, the method of which a simple and fast one-pot reaction enables particle manufacturing to reduce process costs, facilitate scale-up, change various types of core and shell metals, and form a multi-layered shell by including the steps of adsorbing carbon monoxide on a transition metal for a core, and reacting carbon monoxide adsorbed on the surface of the transition metal for the core, a metal precursor for a shell, and a solvent to form particles with a core-shell structure having a reduced metal shell layer formed on a transition metal core.Type: ApplicationFiled: September 3, 2021Publication date: March 10, 2022Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-gon PARK, Eun Jik LEE, Kyunghee KIM, Sung-dae YIM, Seok-hee PARK, Min-ji KIM, Young-jun SOHN, Byungchan BAE, Seung-gon KIM, Dongwon SHIN, Hwanyeong OH, Seung Hee WOO, So Jeong LEE, Hyejin LEE, Yoon Young CHOI, Won-yong LEE, Tae-hyun YANG
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Patent number: 11220583Abstract: A block copolymer, an ion-exchange membrane including the block copolymer and a method of preparing the block copolymer are provided. The block copolymer may include a hydrophobic repeating unit and a hydrophilic repeating unit.Type: GrantFiled: June 10, 2020Date of Patent: January 11, 2022Assignee: Korea Institute Of Energy ResearchInventors: Byungchan Bae, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Gu-Gon Park, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Seung-Gon Kim, Dong Won Shin, Adam Febriy-Anto Nugraha
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Patent number: 11211617Abstract: Disclosed is a fuel cell filter including a body including therein an internal space in which a fluid flows, an inlet port provided in the body and configured to receive a fluid discharged from a fuel cell stack, a gas-water separating membrane disposed in the internal space and configured to block a liquid fluid included in a fluid absorbed in the inlet port from flowing upwards, a discharge port provided in the body and configured to externally discharge the liquid fluid blocked in the gas-water separating membrane, a water absorbent disposed in the internal space and configured to absorb water included in a gaseous fluid passing through the gas-water separating membrane, and a gas outlet port provided in the body and configured to externally discharge gas separated in the gas-water separating membrane.Type: GrantFiled: February 11, 2019Date of Patent: December 28, 2021Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Young-jun Sohn, Hwan Yeong Oh, Dong Won Shin, Seung-gon Kim, Byungchan Bae, Min-jin Kim, Sung-dae Yim, Tae-hyun Yang, Gu-gon Park, Won-yong Lee, Chang-soo Kim, Seok-hee Park
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Publication number: 20210170488Abstract: The present disclosure is related to a method to control sizes of core-shell nanoparticles comprising the steps of: manufacturing slurry by irradiating ultrasonic waves to a dispersion solution containing a reducing solvent, a carbon support, a transition metal precursor and a precious metal precursor; manufacturing a solid by filtering the manufactured slurry, followed by washing and drying; and manufacturing a nanoparticle of a transition metal core and a platinum shell by heat-treating the dried solid at a temperature of 450 to 900° C. and a pressure of 1 to 90 bar for 0.5 to 10 hours under N2 atmosphere.Type: ApplicationFiled: June 30, 2020Publication date: June 10, 2021Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-gon PARK, Hyun-uk PARK, Won-yong LEE, Sung-dae YIM, Min-jin KIM, Young-jun SOHN, Byungchan BAE, Seung-gon KIM, Dongwon SHIN, Hwanyeong OH, Seung Hee WOO, So Jeong LEE, Hyejin LEE, Yoon Young CHOI, Seok-hee PARK, Tae-hyun YANG
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Patent number: 10892494Abstract: The present disclosure relates to a method and an apparatus for manufacturing a core-shell catalyst, and more particularly, to a method and an apparatus for manufacturing a core-shell catalyst, in which a particle in the form of a core-shell in which the metal nanoparticle is coated with platinum is manufactured by substituting copper and platinum through a method of manufacturing a metal nanoparticle by emitting a laser beam to a metal ingot, and providing a particular electric potential value, and as a result, it is possible to continuously produce nanoscale uniform core-shell catalysts in large quantities.Type: GrantFiled: July 11, 2017Date of Patent: January 12, 2021Assignee: Korea Institute of Energy ResearchInventors: Gu-Gon Park, Sun-Mi Hwang, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Byungchan Bae, Seung-Gon Kim, Dongwon Shin
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Publication number: 20200299475Abstract: A block copolymer, an ion-exchange membrane including the block copolymer and a method of preparing the block copolymer are provided. The block copolymer may include a hydrophobic repeating unit and a hydrophilic repeating unit.Type: ApplicationFiled: June 10, 2020Publication date: September 24, 2020Inventors: Byungchan BAE, Sung-Dae YIM, Chang-Soo KIM, Won-Yong LEE, Gu-Gon PARK, Tae-Hyun YANG, Seok-Hee PARK, Minjin KIM, Young-Jun SOHN, Seung-Gon KIM, Dong Won SHIN, Adam Febriy-Anto NUGRAHA
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Patent number: 10722859Abstract: To provide a reactor to improve evenness in the thickness of shell metals coated on the surface of core particles by increasing area sizes in the reactor chamber to control electric potentials, the present invention is configured to comprise a top surface able to move up and down while serving as a working electrode, a wall serving as a working electrode, a bottom surface, a standard electrode, a power supplying part and a solution injecting part, wherein the top surface can move up and down automatically by an electric motor or manually. Also, the top surface is configured to be suitable for the interior diameter of the reactor chamber, for solutions inside the reactor chamber not to leak from the top surface or from the crevice between the top surface and the wall of the reactor chamber. The bottom surface of the reactor chamber may comprise an impeller or an ultrasonic wave diffuser to bring about even diffusion in the reactor chamber.Type: GrantFiled: July 11, 2017Date of Patent: July 28, 2020Assignee: Korea Institute of Energy ResearchInventors: Gu-Gon Park, Sun-Mi Hwang, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Byungchan Bae, Seung-Gon Kim, Dongwon Shin
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Patent number: 10717835Abstract: A block copolymer, an ion-exchange membrane including the block copolymer and a method of preparing the block copolymer are provided. The block copolymer may include a hydrophobic repeating unit and a hydrophilic repeating unit.Type: GrantFiled: April 18, 2017Date of Patent: July 21, 2020Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Byungchan Bae, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Gu-Gon Park, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Seung-Gon Kim, Dong Won Shin, Adam Febriy-Anto Nugraha
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Publication number: 20200161664Abstract: The present disclosure relates to a method and an apparatus for manufacturing a core-shell catalyst, and more particularly, to a method and an apparatus for manufacturing a core-shell catalyst, in which a particle in the form of a core-shell in which the metal nanoparticle is coated with platinum is manufactured by substituting copper and platinum through a method of manufacturing a metal nanoparticle by emitting a laser beam to a metal ingot, and providing a particular electric potential value, and as a result, it is possible to continuously produce nanoscale uniform core-shell catalysts in large quantities.Type: ApplicationFiled: January 9, 2020Publication date: May 21, 2020Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-Gon Park, Sun-Mi Hwang, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Byungchan Bae, Seung-Gon Kim, Dongwon Shin
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Publication number: 20200006781Abstract: The present disclosure relates to a method and an apparatus for manufacturing a core-shell catalyst, and more particularly, to a method and an apparatus for manufacturing a core-shell catalyst, in which a particle in the form of a core-shell in which the metal nanoparticle is coated with platinum is manufactured by substituting copper and platinum through a method of manufacturing a metal nanoparticle by emitting a laser beam to a metal ingot, and providing a particular electric potential value, and as a result, it is possible to continuously produce nanoscale uniform core-shell catalysts in large quantities.Type: ApplicationFiled: August 12, 2019Publication date: January 2, 2020Applicant: Korea Institute of Energy ResearchInventors: Gu-Gon PARK, Sun-Mi HWANG, Sung-Dae YIM, Chang-Soo KIM, Won-Yong LEE, Tae-Hyun YANG, Seok-Hee PARK, Minjin KIM, Young-Jun SOHN, Byungchan BAE, Seung-Gon KIM, Dongwon SHIN
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Patent number: 10515556Abstract: Provided is a flight path calculating method for high altitude long endurance of an unmanned aerial vehicle based on regenerative fuel cells and solar cells according to an exemplary embodiment of the present invention may include a modeling step, a simulation step, and an analyzing step, and may be configured in a program form executed by an arithmetic processing means including a computer. a flight path searching method and a flight path searching apparatus for performing continuous flight path re-searching on the basis of information measured in real time during a flight of the unmanned aerial vehicle in the stratosphere to change a flight path so that the unmanned aerial vehicle may permanently perform long endurance in the stratosphere is provided.Type: GrantFiled: February 16, 2017Date of Patent: December 24, 2019Assignee: Korea Institute of Energy ResearchInventors: Minjin Kim, Young-jun Sohn, Seung-gon Kim, Gu-gon Park, Byungchan Bae, Sung-dae Yim, Seok-hee Park, Tae-hyun Yang, Won-yong Lee, Chang-soo Kim, Moon-Yong Cha
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Publication number: 20190252698Abstract: Disclosed is a fuel cell filter including a body including therein an internal space in which a fluid flows, an inlet port provided in the body and configured to receive a fluid discharged from a fuel cell stack, a gas-water separating membrane disposed in the internal space and configured to block a liquid fluid included in a fluid absorbed in the inlet port from flowing upwards, a discharge port provided in the body and configured to externally discharge the liquid fluid blocked in the gas-water separating membrane, a water absorbent disposed in the internal space and configured to absorb water included in a gaseous fluid passing through the gas-water separating membrane, and a gas outlet port provided in the body and configured to externally discharge gas separated in the gas-water separating membrane.Type: ApplicationFiled: February 11, 2019Publication date: August 15, 2019Inventors: Young-jun SOHN, Hwan Yeong OH, Dong Won SHIN, Seung-gon KIM, Byungchan BAE, Min-jin KIM, Sung-dae YIM, Tae-hyun YANG, Gu-gon PARK, Won-yong LEE, Chang-soo KIM, Seok-hee PARK
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Patent number: 10355299Abstract: Provided are a reinforced composite membrane and a method of manufacturing the reinforced composite membrane, and more particularly, a reinforced composite membrane including a porous support layer; and an electrolyte membrane layer formed on one surface or each of both surfaces of the porous support layer, at least a portion of the porous support layer being impregnated with an electrolyte, and a method of manufacturing the reinforced composite membrane. The reinforced composite membrane may enhance an interfacial adhesive force between a support and the electrolyte membrane layer, and may be manufactured on a continuous mass production.Type: GrantFiled: November 30, 2016Date of Patent: July 16, 2019Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Byungchan Bae, Hyejin Lee, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Gu-Gon Park, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Seung-Gon Kim
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Patent number: 10270116Abstract: A high-temperature polymer electrolyte membrane fuel cell stack may include a plurality of cell units; a cooling assembly including a plurality of first independent cooling plates disposed on top surfaces of the plurality of cell units, respectively, and a plurality of second independent cooling plates disposed on bottom surfaces of the plurality of cell units, respectively; and a support assembly configured to support the plurality of cell units and the cooling assembly.Type: GrantFiled: February 16, 2017Date of Patent: April 23, 2019Assignee: Korea Institute of Energy ResearchInventors: Young-Jun Sohn, Minjin Kim, Seung-Gon Kim, Gu-Gon Park, Byungchan Bae, Sung-Dae Yim, Seok-Hee Park, Tae-Hyun Yang, Won-Yong Lee, Chang-Soo Kim