Korea Institute of Science and Technology

Global Frontier Center for Multiscale Energy Systems

Lg Chem, Ltd

Other

Hyundai Motor Company

Kia Motors Corporation

Rutgers, the State University of New Jersey

Samsung Medison Co., Ltd.

Industrial Cooperation Foundation Chonbuk National University

Hyun Seo Park

Jong Hyun Jang

Hyoung-Juhn Kim

So Young Lee

Sung Jong Yoo

Jin Young Kim

Chang Won Yoon

Seok Pil Lee

Dong-Myung Kim

Hee-Young Park

Jonghee Han

Suk Woo Nam

Dirk Henkensmeier

Hyung Chul Ham

Sung Pil Yoon

Bora Seo

Yeong Cheon Kim

Seong Cheol Jang

Dong Wook Lee

Hye Jin Lee

Seung Ju Lee

Taekyung Lee

Sun-Hee Choi

Jong Min Kim

Jun Young Kim

Jieun Choi

Ki Woong Kim

Tae Hoon Lim

Won Jung Kim

Mina Jeon

Young Min Jhon

Hee Soo Kim

Min Jae Lee

Sungjin Kwon

Taikjin Lee

Hyung Ku Yun

Gil-Ju Jin

Soonho Ahn

Young Hun Kim

Jong Hyuk Park

Min-Jae Lee

Jong Hwan Park

Eun Sil Choi

In-Gu An

Seung Wan Kang

In Gu An

Tewodros Asefa

Min Kyung Cho

Young Suk Jo

Eun Seok Choi

Jae-Bin Chung

Injoon Jang

Katie Heeyum Lim

Youngseung Na

Jimin Kong

Dirk Henkensmeir

Seunghoe Choe

Jea-Woo Jung

Pil Kim

Ahyoun Lim

Chang-Whan Lee

Oh Sub Kim

Yeonsun Sohn

Ju Sung Lee

Hyun Bae Dong

Ju Hae Jung

Sun-Mo Yang

Sung Won Kim

Sunghan Yoon

Namgee Jung

Pillgyu Jang

Jihyun Choi

Jin Woo Choi

Hyung Chui Ham

Ara Jo

Min-Jun Choi

Yoo Jin An

Sehyun Lee

Jeong Uk Song

Jiho Lee

Sae Yane Baek

Jung Joon Kim

Kahyun Hur

Min-Soek Kim

Jing Young Kim

Myung Su Lim

Sei Hyun Choi

Katherine Koh

Myung Won Jin

Hyean-Yeol Park

Daeil Choi

Jue-hyuk Jang

Jung Gyu Park

Jae Uk Baek

Min Gwan Ha

Dajung Han

Jieon Chae

Myeong-Geun Kim

Gil-Pyo Kim

Jinwon Cho

The present invention relates to a compound exhibiting excellent agonist activity against melanocortin receptors. More specifically, the present invention relates to a compound of Formula 1, a pharmaceutical composition comprising the compound as an active ingredient, and a use thereof, and the compound of the present invention exhibits excellent agonist activity against melacortin-4 receptors and can be particularly useful in preventing or treating obesity, diabetes, inflammation and erectile dysfunction.

Melanocortin-4 receptor agonists

The present disclosure relates to a catalyst for a fuel cell, a fuel cell including the same and a method for preparing the catalyst for a fuel cell. More specifically, the catalyst for a fuel cell according to the present disclosure can exhibit superior catalytic activity as compared to the existing catalyst even when the catalyst metal is used at a very low content because some metal of the metal nanoparticles distributed on a carbon support is replaced with catalyst metal single atoms.

Catalyst for fuel cell, fuel cell comprising the same and manufacturing method thereof

The present disclosure relates to a catalyst for electrochemical synthesis of ammonia, which includes a metal sulfide, a method for preparing the same and a method for regenerating the same.

Catalyst for electrochemical synthesis of ammonia, method for preparing same, and method for regenerating same

The present disclosure relates to a method for preparing a catalyst for a fuel cell, a catalyst for a fuel cell and a fuel cell including the same. More specifically, the catalyst for a fuel cell according to the present disclosure, wherein ruthenium chalcogenide including the 1T phase exists as single-walled nanotubes, can reduce manufacturing cost by exhibiting superior catalytic activity so as to replace the existing platinum catalyst and can significantly improve stability.

Catalyst for fuel cell, fuel cell comprising the same and preparation method of the catalyst for fuel cell

The present invention relates to an injectable pharmaceutical composition containing a prodrug of caspase inhibitors, and a preparation method therefor. More specifically, the present invention relates to an injectable pharmaceutical composition, and a preparation method therefor, the composition comprising, as an active ingredient, (2S,3S)-2-(fluoromethyl)-3-((R)-5-isopropyl-3-(isoquinolin-1-yl)-4,5-dihydroisoxazole-5-carboxamido)-5-oxotetrahydrofuran-2-yl acetate, which is a prodrug of caspase inhibitors, or a pharmaceutically acceptable salt or isomer thereof, and comprising, as a biocompatible polymer, microspheres containing poly(lactide-co-glycolide).

Injectable composition containing prodrug of caspase inhibitors, and preparation method therefor

The present disclosure relates to a polybenzimidazole-based electrolyte membrane for alkaline water electrolysis, which includes a polybenzimidazole-based polymer, wherein the polybenzimidazole-based polymer is a biaxially oriented film. The polybenzimidazole-based electrolyte membrane for alkaline water electrolysis can reduce the concentration of an alkaline solution by improving the crystallinity of a polybenzimidazole-based polymer to increase the resistance against base, significantly improving the long-term stability of alkaline water electrolysis using a polybenzimidazole-based electrolyte membrane through the improved resistance against base, and by increasing the operation temperature to enhance the catalyst activity.

Polybenzimidazole-based electrolyte membrane for alkaline water electrolysis and water electrolysis device comprising the same

Provided is a fluorine-doped tin oxide support, a platinum catalyst for a fuel cell having the same, and a method for producing the same. Also described is a high electrical conductivity and electrochemical durability by doping fluorine to the tin oxide-based support through an electrospinning process. Thus, while resolving a degradation issue of the carbon support in the conventional commercially available platinum/carbon (Pt/C) catalyst, what is designed is to minimize an electrochemical elution of dopant or tin, which is a limitation of the tin oxide support itself and has excellent performance as a catalyst for a fuel cell.

Fluorine-doped tin oxide support and Pt catalyst for fuel cell comprising the same

Disclosed are a catalyst electrode for a fuel cell, a method for fabricating the catalyst electrode, and a fuel cell including the catalyst electrode. The presence of an ionomer-ionomer support composite in the catalyst electrode prevents the porous structure of the catalyst electrode from collapsing due to oxidation of a carbon support to avoid an increase in resistance to gas diffusion and can stably secure proton channels. The presence of carbon materials with high conductivity is effective in preventing the electrical conductivity of the electrode from deterioration resulting from the use of a metal oxide in the ionomer-ionomer support composite and is also effective in suppressing collapse of the porous structure of the electrode to prevent an increase in resistance to gas diffusion in the electrode. Based on these effects, the fuel cell exhibits excellent performance characteristics and prevents its performance from deteriorating during continuous operation.

Catalyst electrode for fuel cell, manufacturing method thereof and a fuel cell comprising the catalyst electrode for fuel cell

Disclosed is an antioxidant for a polymer electrolyte membrane of a fuel cell including cerium hydrogen phosphate (CeHPO). The presence of cerium hydrogen phosphate in the antioxidant enhances the dissolution stability of cerium and improves the ability to capture water, leading to an increase in proton conductivity. In addition, the cerium hydrogen phosphate has a crystal structure composed of smaller cerium particles. This crystal structure greatly improves the ability of the antioxidant to prevent oxidation of the electrolyte membrane. Also disclosed are an electrolyte membrane including the antioxidant, a fuel cell including the electrolyte membrane, a method for preparing the antioxidant, a method for producing the electrolyte membrane, and a method for fabricating the fuel cell.

Antioxidant for electrolyte membrane of fuel cell and method for preparing the same

The present disclosure relates to a polyarylene ether-based polymer for an electrolyte membrane of a fuel cell, represented by the following Chemical Formula 1. When the polyarylene ether-based polymer for an electrolyte membrane of a fuel cell is applied to the manufacture of a membrane-electrode assembly through a decal process, the hot pressing temperature may be controlled to about 120&#xb0; C. so as to conform to a low glass transition temperature. Therefore, it is possible to solve the problems of deterioration of an electrolyte membrane or incomplete transfer of an electrode catalyst layer, caused by the high hot pressing temperature applied in the case of the conventional hydrocarbon-based polymer material. 

Polyarylene ether-based polymer containing aliphatic chain, electrolyte membrane including the same, and membrane-electrode assembly including the electrolyte membrane

The present disclosure discloses an asymmetric electrolyte membrane, a membrane electrode assembly including the same, a water electrolysis apparatus including the same and a method for manufacturing the same. More particularly, it discloses an asymmetric electrolyte membrane having a porous layer and a dense layer at the same time, a membrane electrode assembly including the same, a water electrolysis apparatus including the same and a method for manufacturing the same.

Asymmetric electrolyte membrane, membrane electrode assembly comprising the same, water electrolysis apparatus comprising the same and method for manufacturing the same

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&#xb0; C. without degradation of phosphoric acid and has high ion conductivity.

Polymer electrolyte membrane for medium and high temperature, preparation method thereof and high temperature polymer electrolyte membrane fuel cell comprising the same

The present disclosure is a method for manufacturing a catalyst for a fuel cell using the blood of slaughtered livestock. The method for manufacturing a catalyst for a fuel cell using the blood of slaughtered livestock of the present disclosure allows preparation of a catalyst for a fuel cell exhibiting high redox reaction activity and very superior durability as compared to a commercially available platinum catalyst through a very simple process of purification of the blood of slaughtered livestock and hydrothermal synthesis. In addition, the method is very economical in that a catalyst is prepared using the pure blood of livestock only without an artificial additive, waste disposal cost can be reduced by recycling the blood of livestock and a high-performance catalyst capable of replacing the expensive platinum catalyst can be prepared.

Method for manufacturing catalyst for fuel cell using blood of slaughtered livestock

A method is disclosed for preparing a metal single-atom catalyst for a fuel cell including the steps of depositing metal single atoms to a nitrogen precursor powder, mixing the metal single atom-deposited nitrogen precursor powder with a carbonaceous support, and carrying out heat treatment. The step of depositing metal single atoms is carried out by sputtering, thermal evaporation, E-beam evaporation or atomic layer deposition. The method uses a relatively lower amount of chemical substances as compared to conventional methods, is eco-friendly, and can produce a single-atom catalyst at low cost. In addition, unlike conventional methods which are limited to certain metallic materials, the present method can be applied regardless of the type of metal.

Method of manufacturing metal single-atom catalysts

The present disclosure relates to a fuel cell catalyst and a manufacturing method thereof. The fuel cell catalyst can be used to manufacture a membrane electrode assembly having a catalyst layer of high density and high dispersion by solving the problem of aggregation of catalyst particles occurring during the formation of the catalyst layer, by using a catalyst including a polydopamine-coated support. In addition, the method for manufacturing the fuel cell catalyst does not require a solvent because the catalyst including the polydopamine-coated support, wherein from 0.1 to 1% of the hydroxy groups contained in catechol groups of the polydopamine are replaced by halide atoms, in solid phase are simply heat-treated by solid-to-solid dry synthesis which allows manufacturing of a fuel cell catalyst in a short time by eliminating the need for a washing process using a solvent and an extraction process for sampling after the synthesis.

Fuel cell catalyst and manufacturing method thereof

Growing community of inventors

Seoul, South Korea

Hyun Seo Park