公开(公告)号：US20210188630A1

公开(公告)日：2021-06-24

申请号：US17101140

申请日：2020-11-23

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Young Suk JO ,  Yong Ha PARK ,  Yeong Cheon KIM ,  Hyang Soo JEONG ,  Yong Min KIM ,  Hyun Tae SOHN ,  Chang Won YOON ,  Suk Woo NAM ,  Jong Hee HAN

IPC: C01B3/00 ,  C01B3/54 ,  B01J8/00

Abstract: The present disclosure relates to a hydrogen purification/storage apparatus and method using a liquid organic hydrogen carrier (LOHC).

公开(公告)号：US20210119237A1

公开(公告)日：2021-04-22

申请号：US16859712

申请日：2020-04-27

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： So Young LEE ,  Seung Ju LEE ,  Min Jae LEE ,  Hyun Seo PARK ,  Jong Hyun JANG ,  Hyoung-Juhn KIM ,  Suk Woo NAM ,  Young Suk JO ,  Yeong Cheon KIM

IPC: H01M8/1051 ,  H01M8/103 ,  H01M8/1072

Abstract: The present disclosure relates to a polymer electrolyte membrane for medium and high temperature, a preparation method thereof and a high-temperature polymer electrolyte membrane fuel cell including the same, more particularly to a technology of preparing a composite membrane including an inorganic phosphate nanofiber incorporated into a phosphoric acid-doped polybenzimidazole (PBI) polymer membrane by adding an inorganic precursor capable of forming a nanofiber in a phosphoric acid solution when preparing phosphoric acid-doped polybenzimidazole and using the same as a high-temperature polymer electrolyte membrane which is thermally stable even at high temperatures of 200-300° C. without degradation of phosphoric acid and has high ion conductivity.

公开(公告)号：US20220362748A1

公开(公告)日：2022-11-17

申请号：US17816154

申请日：2022-07-29

Applicant: Korea Institute of Science and Technology

Inventor： Young Suk JO ,  Jun Young CHA ,  Hyang Soo JEONG ,  Yong Min KIM ,  Hyun Tae SOHN ,  Sung Pil YOON ,  Suk Woo NAM ,  Taik Jin LEE ,  Chang Won YOON ,  Jong Hee HAN

IPC: B01J23/46 ,  B01J27/24 ,  B01J35/08 ,  B01J35/02 ,  B01J35/00 ,  B01J37/02 ,  B01J37/08 ,  C01B3/04 ,  C01B3/02 ,  C01C1/04

Abstract: The present invention relates to a catalyst in which a catalytic metal is supported on a support including a single-crystalline hexagonal material, and a preparation method therefor, wherein the catalyst can be effectively used in ammonia dehydrogenation or ammonia synthesis.

公开(公告)号：US20220347644A1

公开(公告)日：2022-11-03

申请号：US17859485

申请日：2022-07-07

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Young Suk JO ,  Chang Won YOON ,  Hyuntae SOHN ,  Hyangsoo JEONG ,  Seong Cheol JANG ,  Yeong Cheon KIM ,  Jonghee HAN ,  Suk Woo NAM

IPC: B01J8/02 ,  B01J19/24 ,  B01J23/46 ,  B01J23/10 ,  B01J29/08 ,  B01J35/04 ,  B01J35/00 ,  C01B3/04 ,  H01M8/0606 ,  B01J23/648

Abstract: The present specification discloses a membrane reactor comprising a reaction region; a permeate region; and a composite membrane disposed at a boundary of the reaction region and the permeate region, wherein the reaction region comprises a bed filled with a catalyst for dehydrogenation reaction, wherein the composite membrane comprises a support layer including a metal with a body-centered-cubic (BCC) crystal structure, and a catalyst layer including a palladium (Pd) or a palladium alloy formed onto the support layer, wherein ammonia (NH3) is supplied to the reaction region, the ammonia is converted into hydrogen (H2) by the dehydrogenation reaction in the presence of the catalyst for dehydrogenation reaction, and the hydrogen permeates the composite membrane and is emitted from the membrane reactor through the permeate region.

公开(公告)号：US20220162490A1

公开(公告)日：2022-05-26

申请号：US17195642

申请日：2021-03-09

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Young Suk JO ,  Yong Min KIM ,  Chang Won YOON ,  Hyangsoo JEONG ,  Hyuntae SOHN ,  Seong Cheol JANG ,  Suk Woo NAM ,  Jonghee HAN ,  Seongeun MOON ,  Yeonsu KWAK

IPC: C09K5/04 ,  B01J19/08 ,  H05B7/02 ,  C01B3/24 ,  H05B1/02

Abstract: According to one embodiment of the present invention, there is provided a hydrogen extraction reactor, comprising a chamber including an inner space; a reaction unit which is provided to pass through the inside of the chamber and where an endothermic reaction for hydrogen extraction occurs; a heating unit which is provided to be spaced apart from the reaction unit inside the chamber and transfers heat to the inside of the chamber; and a heat transfer material which is provided between the reaction unit and the heating unit in the chamber, wherein the heat transfer material undergoes a phase transition between a gas phase and a liquid phase according to the entry and exit of heat from the heating unit or the reaction unit.

公开(公告)号：US20230001377A1

公开(公告)日：2023-01-05

申请号：US17897686

申请日：2022-08-29

Applicant: Korea Institute of Science and Technology

Inventor： Young Suk JO ,  Arash BADAKHSH ,  Jun Young CHA ,  Young Cheon KIM ,  Hyang Soo JEONG ,  Yong Min KIM ,  Hyun Tae SOHN ,  Seong Cheol JANG ,  Sung Pil YOON ,  Suk Woo NAM ,  Taik Jin LEE ,  Chang Won YOON ,  Jong Hee HAN

IPC: B01J19/24 ,  C01B3/04 ,  B01J19/02 ,  B01J19/00

Abstract: The present invention relates to a hydrogen production reactor comprising a high-efficiency composite having a high thermal conductivity and an antioxidant property. Specifically, the hydrogen production reactor comprises: a first region in which a combustion reaction of fuel occurs; a second region in which a hydrogen extraction reaction occurs; a metal substrate that partitions the first region and the second region; and a coating layer that comprises boron nitride (BN) and is formed on at least one surface of the metal substrate, wherein heat generated in the first region is transferred to the second region through the metal substrate.